./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_03_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_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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_7b02aa30-53be-4266-b591-3b37b62b8a38/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 e95bd4323b002c38475fa947869c48bafbb035bbe08a5677b8b17cda2fe72a9f --- 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 16:10:06,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:10:06,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:10:06,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:10:06,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:10:06,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:10:06,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:10:06,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:10:06,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:10:06,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:10:06,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:10:06,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:10:06,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:10:06,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:10:06,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:10:06,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:10:06,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:10:06,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:10:06,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:10:06,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:10:06,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:10:06,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:10:06,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:10:06,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:10:06,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:10:06,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:10:06,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:10:06,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:10:06,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:10:06,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:10:06,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:10:06,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:10:06,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:10:06,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:10:06,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:10:06,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:10:06,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:10:06,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:10:06,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:10:06,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:10:06,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:10:06,266 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 16:10:06,290 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:10:06,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:10:06,290 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:10:06,291 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:10:06,291 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:10:06,292 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:10:06,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:10:06,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:10:06,293 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:10:06,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:10:06,293 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:10:06,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:10:06,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:10:06,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:10:06,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:10:06,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:10:06,294 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 16:10:06,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:10:06,294 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:10:06,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:10:06,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:10:06,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:10:06,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:10:06,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:10:06,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:10:06,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:10:06,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:10:06,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:10:06,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 16:10:06,297 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:10:06,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:10:06,297 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:10:06,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:10:06,297 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:10:06,297 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_7b02aa30-53be-4266-b591-3b37b62b8a38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e95bd4323b002c38475fa947869c48bafbb035bbe08a5677b8b17cda2fe72a9f [2022-12-13 16:10:06,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:10:06,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:10:06,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:10:06,522 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:10:06,523 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:10:06,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_03_bad.i [2022-12-13 16:10:09,108 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:10:09,316 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:10:09,317 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_03_bad.i [2022-12-13 16:10:09,329 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/data/b5db2fa2b/8be9fedf639c41649928f3233bd0fa13/FLAG45c58952a [2022-12-13 16:10:09,687 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/data/b5db2fa2b/8be9fedf639c41649928f3233bd0fa13 [2022-12-13 16:10:09,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:10:09,693 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:10:09,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:10:09,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:10:09,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:10:09,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:10:09" (1/1) ... [2022-12-13 16:10:09,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d1539bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:09, skipping insertion in model container [2022-12-13 16:10:09,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:10:09" (1/1) ... [2022-12-13 16:10:09,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:10:09,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:10:09,982 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:10:10,279 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:10:10,285 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:10:10,287 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:10:10,289 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:10:10,290 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:10:10,310 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:10:10,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:10:10,319 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:10:10,337 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:10:10,375 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:10:10,376 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:10:10,377 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:10:10,379 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:10:10,380 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:10:10,384 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:10:10,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:10:10,466 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:10:10,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10 WrapperNode [2022-12-13 16:10:10,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:10:10,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:10:10,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:10:10,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:10:10,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,506 INFO L138 Inliner]: procedures = 499, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2022-12-13 16:10:10,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:10:10,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:10:10,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:10:10,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:10:10,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,526 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:10:10,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:10:10,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:10:10,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:10:10,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (1/1) ... [2022-12-13 16:10:10,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:10:10,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:10:10,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:10:10,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:10:10,596 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 16:10:10,597 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 16:10:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:10:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:10:10,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:10:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 16:10:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 16:10:10,704 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:10:10,705 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:10:10,818 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:10:10,823 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:10:10,824 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 16:10:10,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:10:10 BoogieIcfgContainer [2022-12-13 16:10:10,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:10:10,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:10:10,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:10:10,831 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:10:10,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:10:09" (1/3) ... [2022-12-13 16:10:10,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a0b0f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:10:10, skipping insertion in model container [2022-12-13 16:10:10,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:10" (2/3) ... [2022-12-13 16:10:10,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a0b0f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:10:10, skipping insertion in model container [2022-12-13 16:10:10,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:10:10" (3/3) ... [2022-12-13 16:10:10,834 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_03_bad.i [2022-12-13 16:10:10,850 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:10:10,851 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 16:10:10,885 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 16:10:10,891 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;@52426d00, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 16:10:10,892 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 16:10:10,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.375) internal successors, (22), 18 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 16:10:10,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-13 16:10:10,903 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:10:10,904 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:10:10,904 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 16:10:10,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:10:10,909 INFO L85 PathProgramCache]: Analyzing trace with hash 2051308032, now seen corresponding path program 1 times [2022-12-13 16:10:10,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:10:10,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927445060] [2022-12-13 16:10:10,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:10:10,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:10:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:10:11,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:10:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:10:11,108 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 16:10:11,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:10:11,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927445060] [2022-12-13 16:10:11,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927445060] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:10:11,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:10:11,110 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 16:10:11,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000279814] [2022-12-13 16:10:11,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:10:11,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 16:10:11,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:10:11,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 16:10:11,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 16:10:11,145 INFO L87 Difference]: Start difference. First operand has 22 states, 16 states have (on average 1.375) internal successors, (22), 18 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 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 16:10:11,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:10:11,158 INFO L93 Difference]: Finished difference Result 37 states and 42 transitions. [2022-12-13 16:10:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 16:10:11,160 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 10 [2022-12-13 16:10:11,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:10:11,165 INFO L225 Difference]: With dead ends: 37 [2022-12-13 16:10:11,165 INFO L226 Difference]: Without dead ends: 15 [2022-12-13 16:10:11,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 16:10:11,171 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:10:11,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:10:11,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-12-13 16:10:11,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-12-13 16:10:11,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 16:10:11,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2022-12-13 16:10:11,198 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 10 [2022-12-13 16:10:11,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:10:11,199 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-12-13 16:10:11,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 16:10:11,199 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-12-13 16:10:11,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 16:10:11,199 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:10:11,200 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:10:11,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 16:10:11,200 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 16:10:11,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:10:11,201 INFO L85 PathProgramCache]: Analyzing trace with hash -83247131, now seen corresponding path program 1 times [2022-12-13 16:10:11,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:10:11,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480751717] [2022-12-13 16:10:11,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:10:11,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:10:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:10:11,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:10:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:10:11,361 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 16:10:11,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:10:11,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480751717] [2022-12-13 16:10:11,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480751717] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:10:11,362 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:10:11,362 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 16:10:11,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059474538] [2022-12-13 16:10:11,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:10:11,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:10:11,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:10:11,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:10:11,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:10:11,365 INFO L87 Difference]: Start difference. First operand 15 states and 16 transitions. 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 16:10:11,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:10:11,373 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2022-12-13 16:10:11,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:10:11,374 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 16:10:11,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:10:11,374 INFO L225 Difference]: With dead ends: 15 [2022-12-13 16:10:11,374 INFO L226 Difference]: Without dead ends: 14 [2022-12-13 16:10:11,375 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 16:10:11,376 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 5 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:10:11,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 21 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:10:11,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-12-13 16:10:11,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-12-13 16:10:11,378 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 16:10:11,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2022-12-13 16:10:11,378 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 12 [2022-12-13 16:10:11,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:10:11,379 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2022-12-13 16:10:11,379 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 16:10:11,379 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-12-13 16:10:11,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-13 16:10:11,379 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:10:11,379 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:10:11,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 16:10:11,380 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 16:10:11,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:10:11,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1714306296, now seen corresponding path program 1 times [2022-12-13 16:10:11,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:10:11,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769913068] [2022-12-13 16:10:11,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:10:11,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:10:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:10:11,405 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:10:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:10:11,441 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:10:11,441 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 16:10:11,442 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 16:10:11,443 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 16:10:11,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 16:10:11,446 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-12-13 16:10:11,449 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 16:10:11,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 04:10:11 BoogieIcfgContainer [2022-12-13 16:10:11,469 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 16:10:11,470 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 16:10:11,470 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 16:10:11,470 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 16:10:11,470 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:10:10" (3/4) ... [2022-12-13 16:10:11,473 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 16:10:11,473 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 16:10:11,474 INFO L158 Benchmark]: Toolchain (without parser) took 1780.89ms. Allocated memory was 130.0MB in the beginning and 190.8MB in the end (delta: 60.8MB). Free memory was 72.3MB in the beginning and 132.2MB in the end (delta: -59.9MB). Peak memory consumption was 786.9kB. Max. memory is 16.1GB. [2022-12-13 16:10:11,474 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 130.0MB. Free memory is still 101.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:10:11,474 INFO L158 Benchmark]: CACSL2BoogieTranslator took 772.22ms. Allocated memory was 130.0MB in the beginning and 190.8MB in the end (delta: 60.8MB). Free memory was 72.1MB in the beginning and 104.8MB in the end (delta: -32.6MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2022-12-13 16:10:11,475 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.53ms. Allocated memory is still 190.8MB. Free memory was 104.8MB in the beginning and 101.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 16:10:11,475 INFO L158 Benchmark]: Boogie Preprocessor took 23.36ms. Allocated memory is still 190.8MB. Free memory was 101.6MB in the beginning and 100.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:10:11,475 INFO L158 Benchmark]: RCFGBuilder took 295.05ms. Allocated memory is still 190.8MB. Free memory was 100.6MB in the beginning and 85.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 16:10:11,476 INFO L158 Benchmark]: TraceAbstraction took 641.12ms. Allocated memory is still 190.8MB. Free memory was 85.9MB in the beginning and 133.2MB in the end (delta: -47.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:10:11,476 INFO L158 Benchmark]: Witness Printer took 3.42ms. Allocated memory is still 190.8MB. Free memory was 133.2MB in the beginning and 132.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:10:11,478 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 130.0MB. Free memory is still 101.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 772.22ms. Allocated memory was 130.0MB in the beginning and 190.8MB in the end (delta: 60.8MB). Free memory was 72.1MB in the beginning and 104.8MB in the end (delta: -32.6MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.53ms. Allocated memory is still 190.8MB. Free memory was 104.8MB in the beginning and 101.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.36ms. Allocated memory is still 190.8MB. Free memory was 101.6MB in the beginning and 100.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 295.05ms. Allocated memory is still 190.8MB. Free memory was 100.6MB in the beginning and 85.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 641.12ms. Allocated memory is still 190.8MB. Free memory was 85.9MB in the beginning and 133.2MB in the end (delta: -47.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.42ms. Allocated memory is still 190.8MB. Free memory was 133.2MB in the beginning and 132.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1554, overapproximation of bitwiseAnd at line 1554. 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] [L1567] 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) [L1567] RET printLine("Calling bad()...") VAL [\old(argc)=7516192770, argc=7516192770, argv={7516192769:7516192771}, argv={7516192769:7516192771}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE190_Integer_Overflow__int_rand_add_03_bad() [L1550] int data; [L1551] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=196608, rand()=5, rand()=4, rand()=7, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=6442450943] [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] data + 1 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 37 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 24 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 16:10:11,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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_7b02aa30-53be-4266-b591-3b37b62b8a38/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 e95bd4323b002c38475fa947869c48bafbb035bbe08a5677b8b17cda2fe72a9f --- 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 16:10:13,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:10:13,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:10:13,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:10:13,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:10:13,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:10:13,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:10:13,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:10:13,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:10:13,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:10:13,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:10:13,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:10:13,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:10:13,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:10:13,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:10:13,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:10:13,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:10:13,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:10:13,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:10:13,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:10:13,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:10:13,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:10:13,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:10:13,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:10:13,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:10:13,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:10:13,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:10:13,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:10:13,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:10:13,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:10:13,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:10:13,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:10:13,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:10:13,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:10:13,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:10:13,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:10:13,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:10:13,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:10:13,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:10:13,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:10:13,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:10:13,218 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 16:10:13,235 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:10:13,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:10:13,235 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:10:13,235 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:10:13,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:10:13,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:10:13,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:10:13,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:10:13,237 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:10:13,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:10:13,237 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:10:13,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:10:13,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:10:13,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:10:13,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:10:13,238 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 16:10:13,238 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 16:10:13,238 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 16:10:13,239 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 16:10:13,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:10:13,239 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:10:13,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:10:13,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:10:13,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:10:13,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:10:13,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:10:13,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:10:13,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:10:13,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:10:13,245 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 16:10:13,245 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 16:10:13,245 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:10:13,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:10:13,246 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:10:13,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:10:13,246 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 16:10:13,246 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:10:13,246 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_7b02aa30-53be-4266-b591-3b37b62b8a38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e95bd4323b002c38475fa947869c48bafbb035bbe08a5677b8b17cda2fe72a9f [2022-12-13 16:10:13,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:10:13,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:10:13,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:10:13,519 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:10:13,520 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:10:13,521 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_03_bad.i [2022-12-13 16:10:16,107 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:10:16,384 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:10:16,384 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_03_bad.i [2022-12-13 16:10:16,404 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/data/bf80b74f6/c6511a2906fb4f71bbae8a9de9e74e16/FLAGede6952c3 [2022-12-13 16:10:16,419 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/data/bf80b74f6/c6511a2906fb4f71bbae8a9de9e74e16 [2022-12-13 16:10:16,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:10:16,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:10:16,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:10:16,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:10:16,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:10:16,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:10:16" (1/1) ... [2022-12-13 16:10:16,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5220b8c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:16, skipping insertion in model container [2022-12-13 16:10:16,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:10:16" (1/1) ... [2022-12-13 16:10:16,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:10:16,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:10:16,791 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:10:17,139 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:10:17,143 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:10:17,145 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:10:17,147 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:10:17,148 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:10:17,168 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:10:17,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:10:17,182 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:10:17,201 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:10:17,254 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:10:17,255 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:10:17,257 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:10:17,259 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:10:17,260 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:10:17,267 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:10:17,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:10:17,359 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:10:17,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17 WrapperNode [2022-12-13 16:10:17,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:10:17,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:10:17,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:10:17,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:10:17,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,410 INFO L138 Inliner]: procedures = 504, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2022-12-13 16:10:17,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:10:17,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:10:17,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:10:17,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:10:17,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,429 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:10:17,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:10:17,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:10:17,433 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:10:17,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (1/1) ... [2022-12-13 16:10:17,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:10:17,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:10:17,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:10:17,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:10:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 16:10:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 16:10:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 16:10:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:10:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:10:17,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:10:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 16:10:17,619 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:10:17,621 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:10:17,731 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:10:17,736 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:10:17,736 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 16:10:17,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:10:17 BoogieIcfgContainer [2022-12-13 16:10:17,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:10:17,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:10:17,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:10:17,743 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:10:17,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:10:16" (1/3) ... [2022-12-13 16:10:17,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3291f50e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:10:17, skipping insertion in model container [2022-12-13 16:10:17,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:10:17" (2/3) ... [2022-12-13 16:10:17,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3291f50e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:10:17, skipping insertion in model container [2022-12-13 16:10:17,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:10:17" (3/3) ... [2022-12-13 16:10:17,746 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_03_bad.i [2022-12-13 16:10:17,763 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:10:17,763 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 16:10:17,807 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 16:10:17,814 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;@4c7fbb8b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 16:10:17,814 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 16:10:17,819 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.375) internal successors, (22), 18 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 16:10:17,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-13 16:10:17,826 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:10:17,826 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:10:17,827 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 16:10:17,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:10:17,833 INFO L85 PathProgramCache]: Analyzing trace with hash 2051308032, now seen corresponding path program 1 times [2022-12-13 16:10:17,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:10:17,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1521737483] [2022-12-13 16:10:17,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:10:17,848 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 16:10:17,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:10:17,849 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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 16:10:17,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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 16:10:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:10:17,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-13 16:10:17,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:10:17,966 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 16:10:17,967 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:10:17,967 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:10:17,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1521737483] [2022-12-13 16:10:17,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1521737483] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:10:17,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:10:17,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 16:10:17,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624826442] [2022-12-13 16:10:17,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:10:17,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 16:10:17,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:10:18,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 16:10:18,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 16:10:18,008 INFO L87 Difference]: Start difference. First operand has 22 states, 16 states have (on average 1.375) internal successors, (22), 18 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 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 16:10:18,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:10:18,028 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2022-12-13 16:10:18,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 16:10:18,030 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 10 [2022-12-13 16:10:18,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:10:18,037 INFO L225 Difference]: With dead ends: 36 [2022-12-13 16:10:18,037 INFO L226 Difference]: Without dead ends: 14 [2022-12-13 16:10:18,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 16:10:18,043 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:10:18,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:10:18,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-12-13 16:10:18,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-12-13 16:10:18,074 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 16:10:18,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2022-12-13 16:10:18,076 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 10 [2022-12-13 16:10:18,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:10:18,076 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2022-12-13 16:10:18,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 16:10:18,076 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-12-13 16:10:18,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-13 16:10:18,077 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:10:18,077 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:10:18,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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 16:10:18,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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 16:10:18,279 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 16:10:18,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:10:18,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1714306296, now seen corresponding path program 1 times [2022-12-13 16:10:18,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:10:18,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1914458549] [2022-12-13 16:10:18,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:10:18,280 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 16:10:18,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:10:18,281 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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 16:10:18,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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 16:10:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:10:18,379 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:10:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:10:18,421 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 16:10:18,421 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 16:10:18,423 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 16:10:18,424 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 16:10:18,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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 16:10:18,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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 16:10:18,632 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 16:10:18,645 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 16:10:18,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 04:10:18 BoogieIcfgContainer [2022-12-13 16:10:18,687 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 16:10:18,687 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 16:10:18,688 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 16:10:18,688 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 16:10:18,688 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:10:17" (3/4) ... [2022-12-13 16:10:18,689 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 16:10:18,717 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 16:10:18,717 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 16:10:18,718 INFO L158 Benchmark]: Toolchain (without parser) took 2295.71ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 62.6MB in the beginning and 76.5MB in the end (delta: -14.0MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-12-13 16:10:18,719 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:10:18,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 935.68ms. Allocated memory is still 88.1MB. Free memory was 62.4MB in the beginning and 47.4MB in the end (delta: 14.9MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2022-12-13 16:10:18,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.78ms. Allocated memory is still 88.1MB. Free memory was 47.0MB in the beginning and 43.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:10:18,720 INFO L158 Benchmark]: Boogie Preprocessor took 21.07ms. Allocated memory is still 88.1MB. Free memory was 43.9MB in the beginning and 42.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:10:18,720 INFO L158 Benchmark]: RCFGBuilder took 305.16ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 42.0MB in the beginning and 73.7MB in the end (delta: -31.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-12-13 16:10:18,721 INFO L158 Benchmark]: TraceAbstraction took 946.85ms. Allocated memory is still 107.0MB. Free memory was 72.5MB in the beginning and 78.6MB in the end (delta: -6.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-13 16:10:18,721 INFO L158 Benchmark]: Witness Printer took 30.13ms. Allocated memory is still 107.0MB. Free memory was 78.6MB in the beginning and 76.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:10:18,723 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 935.68ms. Allocated memory is still 88.1MB. Free memory was 62.4MB in the beginning and 47.4MB in the end (delta: 14.9MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.78ms. Allocated memory is still 88.1MB. Free memory was 47.0MB in the beginning and 43.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.07ms. Allocated memory is still 88.1MB. Free memory was 43.9MB in the beginning and 42.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 305.16ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 42.0MB in the beginning and 73.7MB in the end (delta: -31.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * TraceAbstraction took 946.85ms. Allocated memory is still 107.0MB. Free memory was 72.5MB in the beginning and 78.6MB in the end (delta: -6.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 30.13ms. Allocated memory is still 107.0MB. Free memory was 78.6MB in the beginning and 76.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1559]: 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] [L1567] 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) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_rand_add_03_bad() [L1550] int data; [L1551] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=1, rand()=32767, rand()=65535, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=2147483647] [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] data + 1 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 23 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 23 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 41 ConjunctsInSsa, 1 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 16:10:18,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b02aa30-53be-4266-b591-3b37b62b8a38/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)