./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/aaron3-2.c --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_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/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_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/aaron3-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/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_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/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 54ae206843bb8704ccad39fc8c6d01650d81de6704a622ff5601485191b31481 --- 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 16:43:00,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:43:00,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:43:00,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:43:00,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:43:00,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:43:00,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:43:00,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:43:00,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:43:00,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:43:00,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:43:00,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:43:00,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:43:00,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:43:00,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:43:00,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:43:00,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:43:00,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:43:00,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:43:00,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:43:00,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:43:00,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:43:00,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:43:00,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:43:00,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:43:00,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:43:00,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:43:00,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:43:00,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:43:00,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:43:00,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:43:00,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:43:00,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:43:00,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:43:00,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:43:00,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:43:00,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:43:00,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:43:00,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:43:00,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:43:00,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:43:00,210 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:43:00,234 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:43:00,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:43:00,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:43:00,235 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:43:00,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:43:00,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:43:00,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:43:00,237 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:43:00,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:43:00,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:43:00,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:43:00,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:43:00,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:43:00,238 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:43:00,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:43:00,239 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:43:00,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:43:00,239 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:43:00,239 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:43:00,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:43:00,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:43:00,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:43:00,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:43:00,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:43:00,240 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:43:00,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:43:00,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:43:00,241 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_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54ae206843bb8704ccad39fc8c6d01650d81de6704a622ff5601485191b31481 [2022-11-20 16:43:00,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:43:00,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:43:00,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:43:00,500 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:43:00,500 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:43:00,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-crafted/aaron3-2.c [2022-11-20 16:43:03,652 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:43:03,881 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:43:03,882 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/sv-benchmarks/c/termination-crafted/aaron3-2.c [2022-11-20 16:43:03,887 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/data/e08822721/33ab7369090f4a21b546f95525e32f72/FLAGbd9063c63 [2022-11-20 16:43:03,900 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/data/e08822721/33ab7369090f4a21b546f95525e32f72 [2022-11-20 16:43:03,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:43:03,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:43:03,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:43:03,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:43:03,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:43:03,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:43:03" (1/1) ... [2022-11-20 16:43:03,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c71e6eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:03, skipping insertion in model container [2022-11-20 16:43:03,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:43:03" (1/1) ... [2022-11-20 16:43:03,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:43:03,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:43:04,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:43:04,130 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:43:04,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:43:04,158 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:43:04,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04 WrapperNode [2022-11-20 16:43:04,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:43:04,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:43:04,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:43:04,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:43:04,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,193 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2022-11-20 16:43:04,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:43:04,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:43:04,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:43:04,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:43:04,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,224 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:43:04,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:43:04,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:43:04,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:43:04,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:43:04,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:43:04,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:43:04,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:43:04,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:43:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:43:04,400 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:43:04,402 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:43:04,575 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:43:04,597 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:43:04,611 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 16:43:04,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:43:04 BoogieIcfgContainer [2022-11-20 16:43:04,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:43:04,615 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:43:04,615 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:43:04,641 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:43:04,642 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:43:04" (1/1) ... [2022-11-20 16:43:04,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:43:04,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:04,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-11-20 16:43:04,721 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-11-20 16:43:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:43:04,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:04,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:43:04,809 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:43:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:43:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:43:04,845 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:43:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:43:04,857 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-20 16:43:04,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:43:04 ImpRootNode [2022-11-20 16:43:04,892 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:43:04,896 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:43:04,896 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:43:04,896 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:43:04,897 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:43:04" (3/4) ... [2022-11-20 16:43:04,899 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 16:43:04,943 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:43:04,944 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:43:04,946 INFO L158 Benchmark]: Toolchain (without parser) took 1040.41ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 80.3MB in the end (delta: 35.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-20 16:43:04,951 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 159.4MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:43:04,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.60ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 104.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:43:04,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.76ms. Allocated memory is still 159.4MB. Free memory was 104.8MB in the beginning and 103.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:43:04,953 INFO L158 Benchmark]: Boogie Preprocessor took 35.52ms. Allocated memory is still 159.4MB. Free memory was 103.4MB in the beginning and 102.8MB in the end (delta: 614.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:43:04,954 INFO L158 Benchmark]: RCFGBuilder took 381.85ms. Allocated memory is still 159.4MB. Free memory was 102.8MB in the beginning and 92.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:43:04,955 INFO L158 Benchmark]: CodeCheck took 277.89ms. Allocated memory is still 159.4MB. Free memory was 92.3MB in the beginning and 81.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:43:04,958 INFO L158 Benchmark]: Witness Printer took 48.29ms. Allocated memory is still 159.4MB. Free memory was 81.8MB in the beginning and 80.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:43:04,964 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 1 procedures, 19 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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 - CounterExampleResult [Line: 21]: integer overflow possible integer overflow possible We found a FailurePath: [L16] int x, y, z, tx; [L17] x = __VERIFIER_nondet_int() [L18] y = __VERIFIER_nondet_int() [L19] z = __VERIFIER_nondet_int() [L20] tx = __VERIFIER_nondet_int() [L21] x >= y && x <= tx + z VAL [x=2147483647, x=0, x >= y && x <= tx + z=1, y=0, z=1] [L21] tx + z VAL [x=2147483647, x=0, x >= y && x <= tx + z=1, y=0, z=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 159.4MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.60ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 104.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.76ms. Allocated memory is still 159.4MB. Free memory was 104.8MB in the beginning and 103.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.52ms. Allocated memory is still 159.4MB. Free memory was 103.4MB in the beginning and 102.8MB in the end (delta: 614.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 381.85ms. Allocated memory is still 159.4MB. Free memory was 102.8MB in the beginning and 92.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 277.89ms. Allocated memory is still 159.4MB. Free memory was 92.3MB in the beginning and 81.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 48.29ms. Allocated memory is still 159.4MB. Free memory was 81.8MB in the beginning and 80.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-20 16:43:04,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984ccbe5-26ee-4243-92b7-eb3ccf969ef3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)