./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark21_disjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark21_disjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash 393db91dbecd585d0109b6037170a80dfcfdf1778299122a2627ad3e215f61fd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:14:03,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:14:03,381 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:14:03,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:14:03,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:14:03,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:14:03,411 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:14:03,411 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:14:03,412 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:14:03,412 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:14:03,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:14:03,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:14:03,414 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:14:03,414 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:14:03,415 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:14:03,415 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:14:03,416 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:14:03,416 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:14:03,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:14:03,417 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:14:03,418 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:14:03,418 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:14:03,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:14:03,419 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:14:03,420 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:14:03,420 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:14:03,420 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:14:03,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:14:03,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:14:03,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:14:03,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:14:03,423 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:14:03,423 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:14:03,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:14:03,424 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:14:03,424 INFO L153 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_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 393db91dbecd585d0109b6037170a80dfcfdf1778299122a2627ad3e215f61fd [2023-12-03 02:14:03,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:14:03,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:14:03,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:14:03,675 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:14:03,676 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:14:03,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/loop-zilu/benchmark21_disjunctive.i [2023-12-03 02:14:06,439 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:14:06,639 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:14:06,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/sv-benchmarks/c/loop-zilu/benchmark21_disjunctive.i [2023-12-03 02:14:06,647 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/data/bf8bcd362/ff4561f64b514ddf9cf6197902622658/FLAG4bbf56bf2 [2023-12-03 02:14:06,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/data/bf8bcd362/ff4561f64b514ddf9cf6197902622658 [2023-12-03 02:14:06,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:14:06,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:14:06,668 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:14:06,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:14:06,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:14:06,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@556f84da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06, skipping insertion in model container [2023-12-03 02:14:06,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,694 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:14:06,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:14:06,843 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:14:06,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:14:06,869 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:14:06,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06 WrapperNode [2023-12-03 02:14:06,870 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:14:06,871 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:14:06,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:14:06,871 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:14:06,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,903 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2023-12-03 02:14:06,903 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:14:06,904 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:14:06,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:14:06,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:14:06,913 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,922 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,923 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,924 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:14:06,925 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:14:06,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:14:06,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:14:06,926 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:14:06" (1/1) ... [2023-12-03 02:14:06,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:14:06,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:14:06,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:14:06,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:14:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:14:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:14:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:14:06,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:14:07,055 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:14:07,058 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:14:07,180 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:14:07,216 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:14:07,216 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:14:07,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:14:07 BoogieIcfgContainer [2023-12-03 02:14:07,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:14:07,219 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:14:07,219 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:14:07,230 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:14:07,230 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:14:07" (1/1) ... [2023-12-03 02:14:07,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:14:07,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:07,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-12-03 02:14:07,280 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-12-03 02:14:07,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:14:07,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:07,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:07,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:14:07,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:07,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-12-03 02:14:07,562 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-12-03 02:14:07,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 02:14:07,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:07,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:14:07,576 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:14:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:14:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:14:07,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:14:07,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:14:07,622 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 02:14:07,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:14:07 ImpRootNode [2023-12-03 02:14:07,641 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:14:07,641 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:14:07,642 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:14:07,642 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:14:07,642 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:14:07" (3/4) ... [2023-12-03 02:14:07,643 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 02:14:07,674 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:14:07,674 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:14:07,675 INFO L158 Benchmark]: Toolchain (without parser) took 1008.62ms. Allocated memory is still 169.9MB. Free memory was 138.4MB in the beginning and 93.0MB in the end (delta: 45.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-03 02:14:07,676 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:14:07,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.55ms. Allocated memory is still 169.9MB. Free memory was 138.4MB in the beginning and 128.0MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:14:07,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.19ms. Allocated memory is still 169.9MB. Free memory was 128.0MB in the beginning and 126.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:14:07,677 INFO L158 Benchmark]: Boogie Preprocessor took 20.90ms. Allocated memory is still 169.9MB. Free memory was 126.5MB in the beginning and 125.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:14:07,678 INFO L158 Benchmark]: RCFGBuilder took 292.49ms. Allocated memory is still 169.9MB. Free memory was 125.2MB in the beginning and 113.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:14:07,678 INFO L158 Benchmark]: CodeCheck took 421.99ms. Allocated memory is still 169.9MB. Free memory was 113.3MB in the beginning and 94.9MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 02:14:07,679 INFO L158 Benchmark]: Witness Printer took 32.93ms. Allocated memory is still 169.9MB. Free memory was 94.2MB in the beginning and 93.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:14:07,682 INFO L338 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, 20 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 2 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 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, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 23 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 24]: integer overflow possible integer overflow possible We found a FailurePath: [L20] int x = __VERIFIER_nondet_int(); [L21] int y = __VERIFIER_nondet_int(); [L22] COND FALSE !(!(y>0 || x>0)) VAL [x=1, y=2147483647] [L23] COND TRUE 1 VAL [x=1, y=2147483647] [L24] x+y VAL [x=1, y=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.55ms. Allocated memory is still 169.9MB. Free memory was 138.4MB in the beginning and 128.0MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.19ms. Allocated memory is still 169.9MB. Free memory was 128.0MB in the beginning and 126.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.90ms. Allocated memory is still 169.9MB. Free memory was 126.5MB in the beginning and 125.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 292.49ms. Allocated memory is still 169.9MB. Free memory was 125.2MB in the beginning and 113.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 421.99ms. Allocated memory is still 169.9MB. Free memory was 113.3MB in the beginning and 94.9MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 32.93ms. Allocated memory is still 169.9MB. Free memory was 94.2MB in the beginning and 93.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-12-03 02:14:07,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97abc8a-5e40-4d5b-b62a-ac9de23a0aa5/bin/ukojak-verify-Qdu7aM0XO9/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)