./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/dijkstra4-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra4-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV --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 6d80bfac8239edb36458a39079f29084e725943de73140087509ea8c53e688bf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:31,338 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:31,451 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:55:31,464 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:31,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:31,508 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:31,509 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:31,510 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:31,511 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:31,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:31,518 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:31,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:31,519 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:31,520 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:31,520 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:31,520 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:31,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:31,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:31,521 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:31,522 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:31,522 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:31,525 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:31,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:31,525 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:31,526 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:31,526 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:31,527 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:31,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:31,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:31,529 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:31,529 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:31,530 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:31,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:31,531 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:31,531 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_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d80bfac8239edb36458a39079f29084e725943de73140087509ea8c53e688bf [2023-11-11 23:55:31,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:31,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:31,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:31,894 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:31,895 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:31,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-nla/dijkstra4-both-nt.c [2023-11-11 23:55:34,964 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:35,168 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:35,169 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/sv-benchmarks/c/termination-nla/dijkstra4-both-nt.c [2023-11-11 23:55:35,177 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/data/9154922b4/bc7f547c6d8c4fd89d77eb6672d2e46b/FLAG9362b7303 [2023-11-11 23:55:35,193 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/data/9154922b4/bc7f547c6d8c4fd89d77eb6672d2e46b [2023-11-11 23:55:35,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:35,202 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:35,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:35,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:35,211 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:35,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,214 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fba2252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35, skipping insertion in model container [2023-11-11 23:55:35,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,240 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:35,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:35,431 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:35,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:35,470 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:35,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35 WrapperNode [2023-11-11 23:55:35,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:35,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:35,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:35,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:35,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,531 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 114 [2023-11-11 23:55:35,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:35,539 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:35,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:35,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:35,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,552 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,565 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:35,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:35,568 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:35,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:35,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:35,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:35,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:35,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:35,728 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:35,730 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:16,443 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:16,460 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:16,460 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:56:16,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:16 BoogieIcfgContainer [2023-11-11 23:56:16,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:16,465 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:16,465 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:16,476 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:16,476 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:16,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:16,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 168 states and 173 transitions. [2023-11-11 23:56:16,547 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 173 transitions. [2023-11-11 23:56:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:56:16,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:16,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:16,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:16,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:16,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 167 states and 171 transitions. [2023-11-11 23:56:16,709 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 171 transitions. [2023-11-11 23:56:16,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:56:16,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:16,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:16,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:16,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:16,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:16,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:16,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 169 states and 176 transitions. [2023-11-11 23:56:16,795 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 176 transitions. [2023-11-11 23:56:16,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:56:16,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:16,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:16,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:16,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:16,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:16,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:16,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 170 states and 177 transitions. [2023-11-11 23:56:16,838 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 177 transitions. [2023-11-11 23:56:16,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:56:16,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:16,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:16,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:16,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:16,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:16,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:16,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 171 states and 178 transitions. [2023-11-11 23:56:16,915 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 178 transitions. [2023-11-11 23:56:16,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:56:16,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:16,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:16,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:56:16,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:16,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 172 states and 180 transitions. [2023-11-11 23:56:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 180 transitions. [2023-11-11 23:56:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:56:16,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:16,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:16,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:56:16,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:17,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:17,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:17,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 174 states and 182 transitions. [2023-11-11 23:56:17,065 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 182 transitions. [2023-11-11 23:56:17,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:56:17,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:17,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:17,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:17,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:17,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:17,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:17,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 176 states and 184 transitions. [2023-11-11 23:56:17,152 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 184 transitions. [2023-11-11 23:56:17,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:56:17,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:17,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:17,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:17,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:17,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:17,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:17,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 177 states and 185 transitions. [2023-11-11 23:56:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 185 transitions. [2023-11-11 23:56:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:56:17,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:17,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:17,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:17,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:17,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 186 states and 198 transitions. [2023-11-11 23:56:17,466 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 198 transitions. [2023-11-11 23:56:17,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:56:17,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:17,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:17,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:17,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:17,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:17,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:17,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 187 states and 199 transitions. [2023-11-11 23:56:17,589 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 199 transitions. [2023-11-11 23:56:17,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:56:17,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:17,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:17,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:56:17,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:17,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:17,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:17,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 190 states and 203 transitions. [2023-11-11 23:56:17,748 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 203 transitions. [2023-11-11 23:56:17,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:56:17,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:17,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:17,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:17,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:17,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:17,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 191 states and 204 transitions. [2023-11-11 23:56:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 204 transitions. [2023-11-11 23:56:17,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:56:17,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:17,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:17,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:17,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:56:17,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:17,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:17,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:17,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 190 states and 203 transitions. [2023-11-11 23:56:17,873 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 203 transitions. [2023-11-11 23:56:17,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:17,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:17,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:56:17,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:56:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:56:17,903 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 14 iterations. [2023-11-11 23:56:17,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:56:17 ImpRootNode [2023-11-11 23:56:17,935 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:56:17,936 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:56:17,936 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:56:17,936 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:56:17,937 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:16" (3/4) ... [2023-11-11 23:56:17,937 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-11 23:56:17,975 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:56:17,975 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:56:17,976 INFO L158 Benchmark]: Toolchain (without parser) took 42774.00ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 86.3MB in the beginning and 118.7MB in the end (delta: -32.4MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,977 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 132.1MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:17,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.82ms. Allocated memory is still 132.1MB. Free memory was 86.0MB in the beginning and 75.8MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,978 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.13ms. Allocated memory is still 132.1MB. Free memory was 75.8MB in the beginning and 73.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,979 INFO L158 Benchmark]: Boogie Preprocessor took 28.49ms. Allocated memory is still 132.1MB. Free memory was 73.4MB in the beginning and 72.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:17,979 INFO L158 Benchmark]: RCFGBuilder took 40895.67ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 72.2MB in the beginning and 130.1MB in the end (delta: -57.9MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,980 INFO L158 Benchmark]: CodeCheck took 1470.37ms. Allocated memory is still 182.5MB. Free memory was 130.1MB in the beginning and 120.8MB in the end (delta: 9.3MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,981 INFO L158 Benchmark]: Witness Printer took 40.02ms. Allocated memory is still 182.5MB. Free memory was 120.8MB in the beginning and 118.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,984 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, 168 locations, 80 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 489 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 306 mSDsluCounter, 215 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 94 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 781 IncrementalHoareTripleChecker+Invalid, 875 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 94 mSolverCounterUnsat, 137 mSDtfsCounter, 781 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 905 GetRequests, 879 SyntacticMatches, 12 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 SizeOfPredicates, 0 NumberOfNonLiveVariables, 246 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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: 41]: integer overflow possible integer overflow possible We found a FailurePath: [L22] int n, p, q, r, h; [L24] n = __VERIFIER_nondet_int() [L26] p = 0 [L27] q = 1 [L28] r = n [L29] h = 0 VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L40] COND TRUE q > n VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] EXPR h * h VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] EXPR h * h * n VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] EXPR 4 * h VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] EXPR 4 * h * n VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] EXPR 4 * h * n * p VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] h * h * n - 4 * h * n * p VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] n * n VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 132.1MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.82ms. Allocated memory is still 132.1MB. Free memory was 86.0MB in the beginning and 75.8MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.13ms. Allocated memory is still 132.1MB. Free memory was 75.8MB in the beginning and 73.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.49ms. Allocated memory is still 132.1MB. Free memory was 73.4MB in the beginning and 72.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 40895.67ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 72.2MB in the beginning and 130.1MB in the end (delta: -57.9MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * CodeCheck took 1470.37ms. Allocated memory is still 182.5MB. Free memory was 130.1MB in the beginning and 120.8MB in the end (delta: 9.3MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Witness Printer took 40.02ms. Allocated memory is still 182.5MB. Free memory was 120.8MB in the beginning and 118.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-11 23:56:18,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69482c72-58ef-4d9d-a896-790020b92241/bin/ukojak-verify-0OAaufAVZV/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)