./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_32_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/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_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/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_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/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 71233b704a887dd9fc786070e887e4b97c786b9c03fd7cf637150724d8ffd9ad --- 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 18:17:56,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:17:56,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:17:56,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:17:56,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:17:56,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:17:56,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:17:56,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:17:56,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:17:56,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:17:56,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:17:56,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:17:56,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:17:56,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:17:56,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:17:56,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:17:56,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:17:56,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:17:56,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:17:56,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:17:56,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:17:56,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:17:56,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:17:56,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:17:56,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:17:56,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:17:56,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:17:56,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:17:56,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:17:56,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:17:56,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:17:56,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:17:56,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:17:56,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:17:56,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:17:56,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:17:56,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:17:56,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:17:56,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:17:56,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:17:56,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:17:56,373 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:17:56,417 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:17:56,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:17:56,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:17:56,419 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:17:56,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:17:56,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:17:56,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:17:56,421 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:17:56,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:17:56,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:17:56,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:17:56,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:17:56,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:17:56,423 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:17:56,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:17:56,424 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:17:56,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:17:56,424 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:17:56,425 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:17:56,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:17:56,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:17:56,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:17:56,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:17:56,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:17:56,426 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:17:56,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:17:56,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:17:56,427 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_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71233b704a887dd9fc786070e887e4b97c786b9c03fd7cf637150724d8ffd9ad [2022-11-20 18:17:56,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:17:56,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:17:56,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:17:56,760 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:17:56,761 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:17:56,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_32_bad.i [2022-11-20 18:17:59,793 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:18:00,162 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:18:00,163 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_32_bad.i [2022-11-20 18:18:00,192 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/data/48befaf32/1778cedf07164616a382fbbd2925058c/FLAG6714e1c7a [2022-11-20 18:18:00,208 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/data/48befaf32/1778cedf07164616a382fbbd2925058c [2022-11-20 18:18:00,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:18:00,212 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:18:00,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:18:00,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:18:00,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:18:00,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:00" (1/1) ... [2022-11-20 18:18:00,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19d76f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:00, skipping insertion in model container [2022-11-20 18:18:00,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:00" (1/1) ... [2022-11-20 18:18:00,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:18:00,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:18:00,708 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:18:01,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:18:01,316 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:18:01,336 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:18:01,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:18:01,590 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:18:01,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01 WrapperNode [2022-11-20 18:18:01,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:18:01,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:18:01,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:18:01,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:18:01,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,682 INFO L138 Inliner]: procedures = 500, calls = 68, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2022-11-20 18:18:01,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:18:01,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:18:01,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:18:01,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:18:01,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,705 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:18:01,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:18:01,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:18:01,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:18:01,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:01" (1/1) ... [2022-11-20 18:18:01,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:18:01,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:18:01,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:18:01,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:18:01,796 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 18:18:01,796 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 18:18:01,796 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 18:18:01,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:18:01,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 18:18:01,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:18:01,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:18:01,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:18:01,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:18:01,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:18:01,797 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 18:18:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:18:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:18:01,968 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:18:01,970 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:18:02,210 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:18:02,276 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:18:02,282 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:18:02,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:02 BoogieIcfgContainer [2022-11-20 18:18:02,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:18:02,291 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:18:02,291 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:18:02,300 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:18:02,301 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:02" (1/1) ... [2022-11-20 18:18:02,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:18:02,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:02,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-11-20 18:18:02,368 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-11-20 18:18:02,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:18:02,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:02,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:18:02,563 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:18:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:18:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:18:02,714 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:18:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:18:02,760 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-20 18:18:02,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:18:02 ImpRootNode [2022-11-20 18:18:02,796 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:18:02,799 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:18:02,800 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:18:02,801 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:18:02,801 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:02" (3/4) ... [2022-11-20 18:18:02,805 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 18:18:02,806 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:18:02,808 INFO L158 Benchmark]: Toolchain (without parser) took 2594.67ms. Allocated memory is still 182.5MB. Free memory was 133.6MB in the beginning and 76.8MB in the end (delta: 56.7MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2022-11-20 18:18:02,808 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 130.0MB. Free memory was 70.1MB in the beginning and 70.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:18:02,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1372.78ms. Allocated memory is still 182.5MB. Free memory was 133.0MB in the beginning and 118.8MB in the end (delta: 14.3MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2022-11-20 18:18:02,811 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.68ms. Allocated memory is still 182.5MB. Free memory was 118.8MB in the beginning and 115.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:18:02,811 INFO L158 Benchmark]: Boogie Preprocessor took 25.50ms. Allocated memory is still 182.5MB. Free memory was 115.6MB in the beginning and 114.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:18:02,813 INFO L158 Benchmark]: RCFGBuilder took 581.35ms. Allocated memory is still 182.5MB. Free memory was 114.6MB in the beginning and 97.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 18:18:02,813 INFO L158 Benchmark]: CodeCheck took 505.20ms. Allocated memory is still 182.5MB. Free memory was 97.8MB in the beginning and 76.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 18:18:02,814 INFO L158 Benchmark]: Witness Printer took 7.58ms. Allocated memory is still 182.5MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:18:02,824 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 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, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1560. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1581] 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={4:0}] [L1414] COND TRUE line != ((void *)0) [L1581] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={18:12}, argv={18:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1582] CALL CWE190_Integer_Overflow__int_fgets_preinc_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1557] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1558] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1560] data = atoi(inputBuffer) [L1557] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1567] *dataPtr1 = data [L1570] EXPR \read(*dataPtr2) [L1570] int data = *dataPtr2; [L1572] ++data VAL [data={6:0}, data=2147483647, data=2147483647, dataPtr1={6:0}, dataPtr2={6:0}, 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 0.60ms. Allocated memory is still 130.0MB. Free memory was 70.1MB in the beginning and 70.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1372.78ms. Allocated memory is still 182.5MB. Free memory was 133.0MB in the beginning and 118.8MB in the end (delta: 14.3MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.68ms. Allocated memory is still 182.5MB. Free memory was 118.8MB in the beginning and 115.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.50ms. Allocated memory is still 182.5MB. Free memory was 115.6MB in the beginning and 114.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 581.35ms. Allocated memory is still 182.5MB. Free memory was 114.6MB in the beginning and 97.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 505.20ms. Allocated memory is still 182.5MB. Free memory was 97.8MB in the beginning and 76.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 7.58ms. Allocated memory is still 182.5MB. Free memory is still 76.8MB. 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 18:18:02,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/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_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/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_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/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 71233b704a887dd9fc786070e887e4b97c786b9c03fd7cf637150724d8ffd9ad --- 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 18:18:05,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:18:05,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:18:05,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:18:05,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:18:05,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:18:05,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:18:05,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:18:05,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:18:05,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:18:05,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:18:05,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:18:05,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:18:05,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:18:05,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:18:05,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:18:05,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:18:05,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:18:05,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:18:05,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:18:05,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:18:05,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:18:05,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:18:05,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:18:05,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:18:05,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:18:05,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:18:05,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:18:05,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:18:05,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:18:05,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:18:05,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:18:05,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:18:05,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:18:05,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:18:05,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:18:05,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:18:05,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:18:05,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:18:05,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:18:05,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:18:05,465 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 18:18:05,511 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:18:05,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:18:05,513 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:18:05,514 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:18:05,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:18:05,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:18:05,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:18:05,515 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:18:05,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:18:05,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:18:05,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:18:05,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:18:05,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:18:05,518 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:18:05,518 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:18:05,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:18:05,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:18:05,518 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:18:05,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:18:05,519 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:18:05,519 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:18:05,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:18:05,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:18:05,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:18:05,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:18:05,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:18:05,520 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:18:05,521 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:18:05,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:18:05,521 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:18:05,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:18:05,521 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_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71233b704a887dd9fc786070e887e4b97c786b9c03fd7cf637150724d8ffd9ad [2022-11-20 18:18:05,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:18:05,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:18:05,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:18:05,952 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:18:05,953 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:18:05,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_32_bad.i [2022-11-20 18:18:08,987 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:18:09,336 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:18:09,337 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_32_bad.i [2022-11-20 18:18:09,367 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/data/2ff772418/d3d8aa03ea644b318a1b3288aa53d9d6/FLAG3dd0dad23 [2022-11-20 18:18:09,386 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc3f9dd0-87d9-4672-8a16-03bd1f33efd1/bin/ukojak-pZX7IvK2PQ/data/2ff772418/d3d8aa03ea644b318a1b3288aa53d9d6 [2022-11-20 18:18:09,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:18:09,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:18:09,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:18:09,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:18:09,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:18:09,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:09" (1/1) ... [2022-11-20 18:18:09,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@397a33d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:09, skipping insertion in model container [2022-11-20 18:18:09,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:09" (1/1) ... [2022-11-20 18:18:09,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:18:09,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:18:09,934 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:18:10,306 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 18:18:10,313 INFO L158 Benchmark]: Toolchain (without parser) took 921.24ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 32.7MB in the beginning and 56.9MB in the end (delta: -24.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:18:10,314 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:18:10,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 916.59ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 32.6MB in the beginning and 56.9MB in the end (delta: -24.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:18:10,318 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 916.59ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 32.6MB in the beginning and 56.9MB in the end (delta: -24.3MB). Peak memory consumption was 6.3MB. 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.