./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_65_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3bb90290aa47bfda330c107095a18933e9ab2bd57af7dd248e8b62632d1e550a --- 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-6b4ec56 [2022-11-20 16:55:50,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:55:50,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:55:50,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:55:50,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:55:50,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:55:50,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:55:50,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:55:50,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:55:50,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:55:50,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:55:50,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:55:50,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:55:50,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:55:50,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:55:50,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:55:50,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:55:50,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:55:50,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:55:50,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:55:50,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:55:50,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:55:50,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:55:50,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:55:50,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:55:50,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:55:50,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:55:50,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:55:50,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:55:50,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:55:50,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:55:50,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:55:50,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:55:50,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:55:50,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:55:50,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:55:50,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:55:50,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:55:50,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:55:50,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:55:50,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:55:50,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:55:50,434 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:55:50,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:55:50,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:55:50,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:55:50,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:55:50,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:55:50,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:55:50,437 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:55:50,438 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:55:50,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:55:50,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:55:50,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:55:50,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:55:50,439 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:55:50,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:55:50,439 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:55:50,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:55:50,440 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:55:50,440 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:55:50,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:55:50,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:55:50,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:55:50,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:55:50,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:55:50,441 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:55:50,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:55:50,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:55:50,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bb90290aa47bfda330c107095a18933e9ab2bd57af7dd248e8b62632d1e550a [2022-11-20 16:55:50,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:55:50,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:55:50,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:55:50,713 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:55:50,713 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:55:50,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_65_bad.i [2022-11-20 16:55:53,795 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:55:54,156 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:55:54,156 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_65_bad.i [2022-11-20 16:55:54,174 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/data/cf1942887/b9f9377758f1444c81de7b0f5ca35a54/FLAG45efc32b3 [2022-11-20 16:55:54,189 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/data/cf1942887/b9f9377758f1444c81de7b0f5ca35a54 [2022-11-20 16:55:54,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:55:54,198 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:55:54,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:55:54,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:55:54,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:55:54,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:55:54" (1/1) ... [2022-11-20 16:55:54,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d8969d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:54, skipping insertion in model container [2022-11-20 16:55:54,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:55:54" (1/1) ... [2022-11-20 16:55:54,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:55:54,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:55:54,726 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:55:55,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:55:55,421 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:55:55,454 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:55:55,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:55:55,689 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:55:55,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55 WrapperNode [2022-11-20 16:55:55,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:55:55,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:55:55,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:55:55,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:55:55,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,786 INFO L138 Inliner]: procedures = 501, calls = 56, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2022-11-20 16:55:55,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:55:55,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:55:55,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:55:55,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:55:55,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,846 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:55:55,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:55:55,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:55:55,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:55:55,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:55" (1/1) ... [2022-11-20 16:55:55,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:55:55,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:55:55,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:55:55,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:55:55,968 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:55:55,969 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:55:55,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:55:55,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:55:55,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:55:55,970 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:55:55,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:55:56,217 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:55:56,219 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:55:56,439 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:55:56,543 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:55:56,543 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:55:56,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:55:56 BoogieIcfgContainer [2022-11-20 16:55:56,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:55:56,546 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:55:56,547 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:55:56,556 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:55:56,561 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:55:56" (1/1) ... [2022-11-20 16:55:56,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:55:56,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:56,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-20 16:55:56,642 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-20 16:55:56,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:55:56,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:56,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:57,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:55:57,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:57,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2022-11-20 16:55:57,200 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2022-11-20 16:55:57,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:55:57,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:57,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:55:57,281 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:55:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:55:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:55:57,404 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:55:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:55:57,443 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-11-20 16:55:57,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:55:57 ImpRootNode [2022-11-20 16:55:57,474 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:55:57,475 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:55:57,475 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:55:57,476 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:55:57,476 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:55:56" (3/4) ... [2022-11-20 16:55:57,481 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 16:55:57,490 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:55:57,491 INFO L158 Benchmark]: Toolchain (without parser) took 3292.79ms. Allocated memory is still 155.2MB. Free memory was 120.6MB in the beginning and 60.4MB in the end (delta: 60.2MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2022-11-20 16:55:57,492 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 121.6MB. Free memory was 88.6MB in the beginning and 88.6MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:55:57,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1488.90ms. Allocated memory is still 155.2MB. Free memory was 119.9MB in the beginning and 58.4MB in the end (delta: 61.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-20 16:55:57,494 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.23ms. Allocated memory is still 155.2MB. Free memory was 58.4MB in the beginning and 55.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:55:57,494 INFO L158 Benchmark]: Boogie Preprocessor took 68.92ms. Allocated memory is still 155.2MB. Free memory was 55.6MB in the beginning and 124.6MB in the end (delta: -69.0MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2022-11-20 16:55:57,495 INFO L158 Benchmark]: RCFGBuilder took 688.03ms. Allocated memory is still 155.2MB. Free memory was 124.6MB in the beginning and 107.6MB in the end (delta: 17.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2022-11-20 16:55:57,496 INFO L158 Benchmark]: CodeCheck took 927.56ms. Allocated memory is still 155.2MB. Free memory was 107.6MB in the beginning and 60.4MB in the end (delta: 47.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2022-11-20 16:55:57,498 INFO L158 Benchmark]: Witness Printer took 15.49ms. Allocated memory is still 155.2MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:55:57,501 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1568]: 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); [L1560] 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) [L1560] RET printLine("Calling bad()...") VAL [\old(argc)=14, argc=14, 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] [L1561] CALL CWE191_Integer_Underflow__int_rand_postdec_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_rand_postdec_65b_badSink; [L1553] data = 0 [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 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1555] CALL funcPtr(data) [L1568] data-- VAL [\old(data)=-2147483648, data=-2147483648, data--=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 121.6MB. Free memory was 88.6MB in the beginning and 88.6MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1488.90ms. Allocated memory is still 155.2MB. Free memory was 119.9MB in the beginning and 58.4MB in the end (delta: 61.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.23ms. Allocated memory is still 155.2MB. Free memory was 58.4MB in the beginning and 55.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.92ms. Allocated memory is still 155.2MB. Free memory was 55.6MB in the beginning and 124.6MB in the end (delta: -69.0MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * RCFGBuilder took 688.03ms. Allocated memory is still 155.2MB. Free memory was 124.6MB in the beginning and 107.6MB in the end (delta: 17.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * CodeCheck took 927.56ms. Allocated memory is still 155.2MB. Free memory was 107.6MB in the beginning and 60.4MB in the end (delta: 47.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Witness Printer took 15.49ms. Allocated memory is still 155.2MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 16:55:57,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3bb90290aa47bfda330c107095a18933e9ab2bd57af7dd248e8b62632d1e550a --- 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-6b4ec56 [2022-11-20 16:56:00,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:56:00,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:56:00,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:56:00,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:56:00,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:56:00,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:56:00,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:56:00,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:56:00,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:56:00,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:56:00,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:56:00,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:56:00,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:56:00,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:56:00,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:56:00,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:56:00,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:56:00,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:56:00,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:56:00,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:56:00,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:56:00,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:56:00,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:56:00,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:56:00,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:56:00,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:56:00,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:56:00,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:56:00,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:56:00,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:56:00,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:56:00,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:56:00,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:56:00,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:56:00,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:56:00,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:56:00,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:56:00,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:56:00,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:56:00,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:56:00,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 16:56:00,232 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:56:00,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:56:00,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:56:00,233 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:56:00,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:56:00,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:56:00,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:56:00,234 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:56:00,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:56:00,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:56:00,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:56:00,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:56:00,236 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:56:00,236 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:56:00,236 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:56:00,236 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:56:00,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:56:00,237 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:56:00,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:56:00,237 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:56:00,237 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:56:00,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:56:00,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:56:00,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:56:00,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:56:00,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:56:00,239 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:56:00,239 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:56:00,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:56:00,239 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:56:00,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:56:00,240 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bb90290aa47bfda330c107095a18933e9ab2bd57af7dd248e8b62632d1e550a [2022-11-20 16:56:00,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:56:00,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:56:00,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:56:00,588 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:56:00,588 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:56:00,590 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_65_bad.i [2022-11-20 16:56:03,684 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:56:04,082 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:56:04,083 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_65_bad.i [2022-11-20 16:56:04,118 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/data/cf9d58a4c/c84aa82cd21042368e33fcbc60a9e99e/FLAGd3ed1a252 [2022-11-20 16:56:04,144 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052f2ea9-2439-4406-97d5-c237724b5b0c/bin/ukojak-pZX7IvK2PQ/data/cf9d58a4c/c84aa82cd21042368e33fcbc60a9e99e [2022-11-20 16:56:04,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:56:04,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:56:04,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:56:04,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:56:04,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:56:04,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:56:04" (1/1) ... [2022-11-20 16:56:04,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e10ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:04, skipping insertion in model container [2022-11-20 16:56:04,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:56:04" (1/1) ... [2022-11-20 16:56:04,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:56:04,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:56:04,727 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:56:04,987 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:56:04,996 INFO L158 Benchmark]: Toolchain (without parser) took 843.97ms. Allocated memory is still 75.5MB. Free memory was 50.1MB in the beginning and 34.8MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:56:04,996 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 75.5MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:56:04,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.28ms. Allocated memory is still 75.5MB. Free memory was 50.1MB in the beginning and 34.8MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:56:04,999 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 75.5MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.28ms. Allocated memory is still 75.5MB. Free memory was 50.1MB in the beginning and 34.8MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.