./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 028e685e2884f4921a1d3a5f17273c125157e1c3b8bccd76f295d2a14fe44019 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:04:01,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:04:02,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:04:02,027 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:04:02,027 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:04:02,049 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:04:02,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:04:02,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:04:02,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:04:02,051 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:04:02,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:04:02,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:04:02,051 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:04:02,051 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:04:02,051 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:04:02,052 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:04:02,052 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:04:02,052 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:04:02,052 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:04:02,052 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:04:02,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:04:02,052 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:04:02,053 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:04:02,053 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:04:02,053 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:04:02,053 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:04:02,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:04:02,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:04:02,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:04:02,053 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:04:02,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:04:02,054 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:04:02,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:04:02,054 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> 028e685e2884f4921a1d3a5f17273c125157e1c3b8bccd76f295d2a14fe44019 [2024-12-06 05:04:02,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:04:02,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:04:02,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:04:02,314 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:04:02,314 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:04:02,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound1.c [2024-12-06 05:04:05,254 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/data/77ee5b3e9/699ae2d6da7243339243d096e5390a21/FLAG14acf74f1 [2024-12-06 05:04:05,473 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:04:05,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound1.c [2024-12-06 05:04:05,482 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/data/77ee5b3e9/699ae2d6da7243339243d096e5390a21/FLAG14acf74f1 [2024-12-06 05:04:05,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/data/77ee5b3e9/699ae2d6da7243339243d096e5390a21 [2024-12-06 05:04:05,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:04:05,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:04:05,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:04:05,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:04:05,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:04:05,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f1c3c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05, skipping insertion in model container [2024-12-06 05:04:05,512 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,527 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:04:05,694 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound1.c[537,550] [2024-12-06 05:04:05,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:04:05,728 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:04:05,740 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound1.c[537,550] [2024-12-06 05:04:05,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:04:05,768 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:04:05,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05 WrapperNode [2024-12-06 05:04:05,768 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:04:05,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:04:05,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:04:05,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:04:05,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,803 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2024-12-06 05:04:05,803 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:04:05,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:04:05,804 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:04:05,804 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:04:05,813 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,818 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:04:05,827 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:04:05,828 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:04:05,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:04:05,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:04:05,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:04:05,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:04:05,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:04:05,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:04:05,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:04:05,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:04:05,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:04:05,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:04:05,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:04:05,967 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:04:05,970 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:04:06,127 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 05:04:06,127 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:04:06,166 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:04:06,167 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:04:06,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:04:06 BoogieIcfgContainer [2024-12-06 05:04:06,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:04:06,168 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:04:06,168 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:04:06,176 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:04:06,176 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:04:06,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:06,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2024-12-06 05:04:06,240 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2024-12-06 05:04:06,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:04:06,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:06,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:06,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:04:06,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:06,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-12-06 05:04:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-12-06 05:04:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:04:06,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:06,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:06,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:04:06,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:06,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 45 transitions. [2024-12-06 05:04:06,689 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 45 transitions. [2024-12-06 05:04:06,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:04:06,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:06,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:04:06,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:06,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 48 transitions. [2024-12-06 05:04:06,949 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2024-12-06 05:04:06,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:04:06,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:06,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:04:07,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 57 transitions. [2024-12-06 05:04:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2024-12-06 05:04:07,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:04:07,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:07,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:04:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:07,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 05:04:07,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:04:07,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:04:08,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:08,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2024-12-06 05:04:08,470 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2024-12-06 05:04:08,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:04:08,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:08,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:08,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:08,646 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 05:04:09,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:09,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2024-12-06 05:04:09,480 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2024-12-06 05:04:09,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:04:09,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:09,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:04:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:09,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 05:04:09,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:04:09,855 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:04:11,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:11,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2024-12-06 05:04:11,345 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2024-12-06 05:04:11,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 05:04:11,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:11,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:11,555 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 05:04:11,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:11,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 98 transitions. [2024-12-06 05:04:11,949 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 98 transitions. [2024-12-06 05:04:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 05:04:11,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:11,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:04:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:11,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 05:04:11,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:04:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:04:13,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:13,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 55 states and 110 transitions. [2024-12-06 05:04:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 110 transitions. [2024-12-06 05:04:13,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 05:04:13,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:13,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:13,953 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 05:04:24,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:04:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2024-12-06 05:04:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-12-06 05:04:25,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 05:04:25,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:25,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:25,706 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 05:04:26,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:26,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 62 states and 128 transitions. [2024-12-06 05:04:26,298 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 128 transitions. [2024-12-06 05:04:26,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 05:04:26,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:26,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:04:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:04:26,346 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:04:26,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:04:26,381 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2024-12-06 05:04:26,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:04:26 ImpRootNode [2024-12-06 05:04:26,410 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:04:26,411 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:04:26,411 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:04:26,411 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:04:26,412 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:04:06" (3/4) ... [2024-12-06 05:04:26,413 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 05:04:26,460 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 22. [2024-12-06 05:04:26,518 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:04:26,518 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:04:26,518 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:04:26,519 INFO L158 Benchmark]: Toolchain (without parser) took 21015.69ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 93.6MB in the beginning and 69.1MB in the end (delta: 24.5MB). Peak memory consumption was 107.7MB. Max. memory is 16.1GB. [2024-12-06 05:04:26,520 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:04:26,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.19ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 82.0MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:04:26,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.88ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:04:26,521 INFO L158 Benchmark]: Boogie Preprocessor took 22.83ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.0MB in the end (delta: 741.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:04:26,521 INFO L158 Benchmark]: RCFGBuilder took 339.85ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 66.3MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:04:26,521 INFO L158 Benchmark]: CodeCheck took 20242.48ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 66.3MB in the beginning and 74.9MB in the end (delta: -8.6MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. [2024-12-06 05:04:26,522 INFO L158 Benchmark]: Witness Printer took 107.14ms. Allocated memory is still 201.3MB. Free memory was 74.9MB in the beginning and 69.1MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:04:26,524 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 2 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.2s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 689 SdHoareTripleChecker+Valid, 23.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 186 mSDsluCounter, 705 SdHoareTripleChecker+Invalid, 23.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 244 mSDsCounter, 447 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1571 IncrementalHoareTripleChecker+Invalid, 2020 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 447 mSolverCounterUnsat, 461 mSDtfsCounter, 1571 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2093 GetRequests, 1913 SyntacticMatches, 20 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11166 ImplicationChecksByTransitivity, 7.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 248 NumberOfCodeBlocks, 248 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 205 ConstructedInterpolants, 0 QuantifiedInterpolants, 717 SizeOfPredicates, 8 NumberOfNonLiveVariables, 231 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 137/154 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 17]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; [L24] unsigned int A, B; [L25] unsigned int r, d, p, q; [L26] A = __VERIFIER_nondet_uint() [L27] B = __VERIFIER_nondet_uint() [L28] CALL assume_abort_if_not(B >= 1) [L12] COND FALSE !(!cond) [L28] RET assume_abort_if_not(B >= 1) [L30] r = A [L31] d = B [L32] p = 1 [L33] q = 0 VAL [A=-4294967295, B=1, counter=0, d=1, p=1, q=0, r=-4294967295] [L35] EXPR counter++ VAL [A=-4294967295, B=1, counter=1, d=1, p=1, q=0, r=-4294967295] [L35] COND TRUE counter++<1 [L36] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L36] RET __VERIFIER_assert(q == 0) VAL [A=-4294967295, B=1, counter=1, d=1, p=1, q=0, r=-4294967295] [L37] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L37] RET __VERIFIER_assert(r == A) VAL [A=-4294967295, B=1, counter=1, d=1, p=1, q=0, r=-4294967295] [L38] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L38] RET __VERIFIER_assert(d == B * p) VAL [A=-4294967295, B=1, counter=1, d=1, p=1, q=0, r=-4294967295] [L39] COND FALSE !(!(r >= d)) [L41] d = 2 * d [L42] p = 2 * p VAL [A=-4294967295, B=1, counter=1, d=2, p=2, q=0, r=-4294967295] [L35] EXPR counter++ VAL [A=-4294967295, B=1, counter=2, d=2, p=2, q=0, r=-4294967295] [L35] COND FALSE !(counter++<1) [L45] EXPR counter++ VAL [A=-4294967295, B=1, counter=3, d=2, p=2, q=0, r=-4294967295] [L45] COND FALSE !(counter++<1) [L59] CALL __VERIFIER_assert(A == d*q + r) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=3] [L59] RET __VERIFIER_assert(A == d*q + r) VAL [A=-4294967295, B=1, counter=3, d=2, p=2, q=0, r=-4294967295] [L60] CALL __VERIFIER_assert(B == d) VAL [\old(cond)=0, counter=3] [L15] COND TRUE !(cond) VAL [\old(cond)=0, counter=3] [L17] reach_error() VAL [\old(cond)=0, counter=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.19ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 82.0MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.88ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.83ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.0MB in the end (delta: 741.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 339.85ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 66.3MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 20242.48ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 66.3MB in the beginning and 74.9MB in the end (delta: -8.6MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. * Witness Printer took 107.14ms. Allocated memory is still 201.3MB. Free memory was 74.9MB in the beginning and 69.1MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 05:04:26,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04a06a04-3aed-446f-9b65-ed7f817e3d33/bin/ukojak-verify-CZk0znPC7b/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