./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4 --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 ae520021b7ae33e1c39ebc88a3bd4b6d0faa8047482c705045c462b6123d7d46 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 16:32:59,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:32:59,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:32:59,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:32:59,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:32:59,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:32:59,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:32:59,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:32:59,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:32:59,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:32:59,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:32:59,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:32:59,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:32:59,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:32:59,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:32:59,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:32:59,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:32:59,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:32:59,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:32:59,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:32:59,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:32:59,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:32:59,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:32:59,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:32:59,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:32:59,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:32:59,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:32:59,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:32:59,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:32:59,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:32:59,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:32:59,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:32:59,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:32:59,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:32:59,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:32:59,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:32:59,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:32:59,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:32:59,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:32:59,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:32:59,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:32:59,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 16:32:59,353 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:32:59,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:32:59,354 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:32:59,354 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:32:59,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:32:59,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:32:59,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:32:59,355 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:32:59,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:32:59,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:32:59,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:32:59,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:32:59,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:32:59,356 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 16:32:59,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:32:59,356 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:32:59,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:32:59,356 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:32:59,356 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:32:59,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:32:59,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:32:59,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:32:59,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:32:59,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:32:59,357 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:32:59,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:32:59,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:32:59,357 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_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae520021b7ae33e1c39ebc88a3bd4b6d0faa8047482c705045c462b6123d7d46 [2022-12-14 16:32:59,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:32:59,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:32:59,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:32:59,547 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:32:59,547 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:32:59,548 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-crafted/NonTerminationSimple5.c [2022-12-14 16:33:02,186 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:33:02,411 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:33:02,411 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/sv-benchmarks/c/termination-crafted/NonTerminationSimple5.c [2022-12-14 16:33:02,416 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/data/10bf42911/2054029d3a7d4cd391c90f5ece644a69/FLAG24ad696d5 [2022-12-14 16:33:02,430 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/data/10bf42911/2054029d3a7d4cd391c90f5ece644a69 [2022-12-14 16:33:02,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:33:02,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:33:02,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:33:02,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:33:02,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:33:02,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@472b7aa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02, skipping insertion in model container [2022-12-14 16:33:02,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:33:02,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:33:02,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:33:02,571 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:33:02,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:33:02,588 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:33:02,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02 WrapperNode [2022-12-14 16:33:02,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:33:02,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:33:02,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:33:02,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:33:02,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,608 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-12-14 16:33:02,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:33:02,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:33:02,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:33:02,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:33:02,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,620 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:33:02,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:33:02,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:33:02,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:33:02,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:33:02,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:33:02,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:33:02,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:33:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:33:02,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:33:02,736 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:33:02,738 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:33:02,794 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:33:02,810 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:33:02,810 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 16:33:02,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:33:02 BoogieIcfgContainer [2022-12-14 16:33:02,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:33:02,814 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:33:02,814 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:33:02,821 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:33:02,821 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:33:02" (1/1) ... [2022-12-14 16:33:02,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:33:02,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:33:02,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2022-12-14 16:33:02,869 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2022-12-14 16:33:02,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 16:33:02,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:33:02,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:33:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:33:02,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:33:03,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:33:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2022-12-14 16:33:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2022-12-14 16:33:03,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 16:33:03,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:33:03,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:33:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:33:03,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:33:03,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:33:03,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2022-12-14 16:33:03,093 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2022-12-14 16:33:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 16:33:03,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:33:03,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:33:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:33:03,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 16:33:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:33:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:33:03,120 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 16:33:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:33:03,128 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2022-12-14 16:33:03,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 04:33:03 ImpRootNode [2022-12-14 16:33:03,142 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 16:33:03,143 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 16:33:03,143 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 16:33:03,143 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 16:33:03,144 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:33:02" (3/4) ... [2022-12-14 16:33:03,145 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 16:33:03,165 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 16:33:03,165 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 16:33:03,166 INFO L158 Benchmark]: Toolchain (without parser) took 731.74ms. Allocated memory is still 132.1MB. Free memory was 96.1MB in the beginning and 56.2MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-12-14 16:33:03,166 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 132.1MB. Free memory is still 97.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:33:03,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 153.31ms. Allocated memory is still 132.1MB. Free memory was 96.1MB in the beginning and 86.9MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 16:33:03,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.12ms. Allocated memory is still 132.1MB. Free memory was 86.9MB in the beginning and 85.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:33:03,168 INFO L158 Benchmark]: Boogie Preprocessor took 12.40ms. Allocated memory is still 132.1MB. Free memory was 85.6MB in the beginning and 84.8MB in the end (delta: 867.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:33:03,168 INFO L158 Benchmark]: RCFGBuilder took 191.46ms. Allocated memory is still 132.1MB. Free memory was 84.8MB in the beginning and 75.1MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 16:33:03,169 INFO L158 Benchmark]: CodeCheck took 328.66ms. Allocated memory is still 132.1MB. Free memory was 75.1MB in the beginning and 57.6MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 16:33:03,169 INFO L158 Benchmark]: Witness Printer took 22.56ms. Allocated memory is still 132.1MB. Free memory was 57.6MB in the beginning and 56.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:33:03,171 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, 12 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 10 mSDtfsCounter, 28 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 18]: integer overflow possible integer overflow possible We found a FailurePath: [L12] int x; [L13] x = __VERIFIER_nondet_int() [L14] COND TRUE x >= 0 [L15] COND FALSE !(__VERIFIER_nondet_int() != 0) [L18] x + 1 VAL [x=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 132.1MB. Free memory is still 97.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 153.31ms. Allocated memory is still 132.1MB. Free memory was 96.1MB in the beginning and 86.9MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.12ms. Allocated memory is still 132.1MB. Free memory was 86.9MB in the beginning and 85.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.40ms. Allocated memory is still 132.1MB. Free memory was 85.6MB in the beginning and 84.8MB in the end (delta: 867.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 191.46ms. Allocated memory is still 132.1MB. Free memory was 84.8MB in the beginning and 75.1MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 328.66ms. Allocated memory is still 132.1MB. Free memory was 75.1MB in the beginning and 57.6MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 22.56ms. Allocated memory is still 132.1MB. Free memory was 57.6MB in the beginning and 56.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-14 16:33:03,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b52c2c-9283-48fa-a6a4-0a4c6b2ebe40/bin/ukojak-rkRKPMF4O4/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)