./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/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_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b --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 a8cbadc91a04c54d3edeab185746e7079308438831f961005daba56edf159b5c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:35:33,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:35:33,399 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 00:35:33,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:35:33,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:35:33,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:35:33,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:35:33,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:35:33,431 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:35:33,431 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:35:33,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:35:33,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:35:33,432 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:35:33,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:35:33,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:35:33,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:35:33,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:35:33,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:35:33,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:35:33,432 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:35:33,433 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:35:33,433 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:35:33,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:35:33,433 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:35:33,433 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:35:33,433 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:35:33,433 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:35:33,433 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:35:33,433 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:35:33,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:35:33,434 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:35:33,434 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:35:33,434 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:35:33,434 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:35:33,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:35:33,434 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_738d160f-fed9-4727-a4df-2066783e7b0c/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 ! 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 -> a8cbadc91a04c54d3edeab185746e7079308438831f961005daba56edf159b5c [2024-12-06 00:35:33,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:35:33,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:35:33,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:35:33,722 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:35:33,723 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:35:33,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c [2024-12-06 00:35:37,115 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/data/cc67915e5/ed3ae9424868478d946a624a662fcd7d/FLAG7e95ade3a [2024-12-06 00:35:37,365 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:35:37,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c [2024-12-06 00:35:37,373 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/data/cc67915e5/ed3ae9424868478d946a624a662fcd7d/FLAG7e95ade3a [2024-12-06 00:35:37,387 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/data/cc67915e5/ed3ae9424868478d946a624a662fcd7d [2024-12-06 00:35:37,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:35:37,391 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:35:37,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:35:37,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:35:37,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:35:37,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b6ffb74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37, skipping insertion in model container [2024-12-06 00:35:37,399 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,414 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:35:37,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:35:37,611 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:35:37,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:35:37,649 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:35:37,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37 WrapperNode [2024-12-06 00:35:37,650 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:35:37,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:35:37,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:35:37,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:35:37,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,667 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,688 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2024-12-06 00:35:37,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:35:37,689 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:35:37,689 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:35:37,689 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:35:37,699 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,700 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,704 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,711 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:35:37,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:35:37,715 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:35:37,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:35:37,716 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:35:37" (1/1) ... [2024-12-06 00:35:37,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:35:37,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:35:37,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:35:37,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738d160f-fed9-4727-a4df-2066783e7b0c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:35:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:35:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:35:37,790 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:35:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:35:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:35:37,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:35:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:35:37,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:35:37,851 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:35:37,853 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:35:38,209 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-12-06 00:35:38,210 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:35:38,248 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:35:38,248 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:35:38,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:35:38 BoogieIcfgContainer [2024-12-06 00:35:38,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:35:38,250 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:35:38,250 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:35:38,263 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:35:38,263 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:35:38" (1/1) ... [2024-12-06 00:35:38,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:35:38,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:38,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 76 states and 80 transitions. [2024-12-06 00:35:38,332 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2024-12-06 00:35:38,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:35:38,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:38,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:35:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:38,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:35:38,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:35:38,676 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:35:38,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:38,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 75 states and 79 transitions. [2024-12-06 00:35:38,828 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2024-12-06 00:35:38,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:35:38,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:38,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:35:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:38,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:35:38,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:35:38,994 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:35:39,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:39,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 74 states and 78 transitions. [2024-12-06 00:35:39,036 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 78 transitions. [2024-12-06 00:35:39,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:35:39,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:39,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:35:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:39,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 00:35:39,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:35:39,189 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:35:39,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:39,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 75 states and 79 transitions. [2024-12-06 00:35:39,363 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2024-12-06 00:35:39,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:35:39,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:39,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:35:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:39,410 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 00:35:39,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:35:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:35:40,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:40,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 83 transitions. [2024-12-06 00:35:40,117 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2024-12-06 00:35:40,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 00:35:40,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:40,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:35:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:40,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:35:40,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:35:40,380 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:35:40,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:40,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 80 states and 87 transitions. [2024-12-06 00:35:40,957 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2024-12-06 00:35:40,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:35:40,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:40,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:41,257 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:35:41,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:41,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 83 states and 91 transitions. [2024-12-06 00:35:41,714 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2024-12-06 00:35:41,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 00:35:41,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:41,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:35:42,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:42,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 88 states and 99 transitions. [2024-12-06 00:35:42,753 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2024-12-06 00:35:42,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 00:35:42,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:42,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:42,898 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:35:44,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:44,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 108 transitions. [2024-12-06 00:35:44,050 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2024-12-06 00:35:44,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 00:35:44,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:44,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:35:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:44,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:35:44,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:35:44,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:35:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 101 states and 120 transitions. [2024-12-06 00:35:48,581 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 120 transitions. [2024-12-06 00:35:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 00:35:48,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:48,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:35:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:48,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:35:48,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:36:01,515 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:40:17,530 WARN L286 SmtUtils]: Spent 2.22m on a formula simplification. DAG size of input: 31 DAG size of output: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:40:25,888 WARN L873 $PredicateComparison]: unable to prove that (not (and (<= |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 |c_ULTIMATE.start_main_~x~0#1|) (= |c_ULTIMATE.start_main_~y~0#1| 1) (<= |c_ULTIMATE.start_main_~z~0#1| 2) (<= |c_ULTIMATE.start_main_~a~0#1| |c_ULTIMATE.start_main_~x~0#1|) (not (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse0) (<= .cse0 9223372036854775807))))) (<= 0 |c_ULTIMATE.start_main_~z~0#1|))) is different from true [2024-12-06 00:40:30,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 00:43:47,561 WARN L286 SmtUtils]: Spent 1.30m on a formula simplification. DAG size of input: 33 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:43:52,527 WARN L873 $PredicateComparison]: unable to prove that (not (and (<= |c_ULTIMATE.start_main_~x~0#1| (+ |c_ULTIMATE.start_main_~a~0#1| (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|) 9223372036854775808)) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 |c_ULTIMATE.start_main_~x~0#1|) (= |c_ULTIMATE.start_main_~y~0#1| 1) (<= |c_ULTIMATE.start_main_~z~0#1| 2) (<= |c_ULTIMATE.start_main_~a~0#1| |c_ULTIMATE.start_main_~x~0#1|) (not (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse0) (<= .cse0 9223372036854775807))))) (<= 0 |c_ULTIMATE.start_main_~z~0#1|))) is different from true [2024-12-06 00:43:55,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 00:47:38,666 WARN L286 SmtUtils]: Spent 2.33m on a formula simplification. DAG size of input: 37 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:47:48,765 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse0 (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|)) (.cse1 (+ |c_ULTIMATE.start_main_~x~0#1| 9223372036854775807))) (and (<= |c_ULTIMATE.start_main_~x~0#1| (+ |c_ULTIMATE.start_main_~a~0#1| .cse0 9223372036854775808)) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= .cse0 .cse1) (= |c_ULTIMATE.start_main_~y~0#1| 1) (<= 0 (+ .cse0 9223372036854775808)) (<= |c_ULTIMATE.start_main_~z~0#1| 2) (<= (+ |c_ULTIMATE.start_main_~a~0#1| .cse0) .cse1) (not (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse2 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse2) (<= .cse2 9223372036854775807))))) (<= 0 |c_ULTIMATE.start_main_~z~0#1|)))) is different from true [2024-12-06 00:47:56,183 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (= |c_ULTIMATE.start_main_~y~0#1| 1)) (.cse0 (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|)) (.cse1 (+ |c_ULTIMATE.start_main_~x~0#1| 9223372036854775807))) (and (<= |c_ULTIMATE.start_main_~x~0#1| (+ |c_ULTIMATE.start_main_~a~0#1| .cse0 9223372036854775808)) (<= .cse0 .cse1) .cse2 (not (and .cse2 (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse3 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse3) (<= .cse3 9223372036854775807)))))) (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse4 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= 0 (+ 9223372036854775808 .cse4)) (<= .cse4 |c_ULTIMATE.start_main_~az~0#1|)))) (<= (+ |c_ULTIMATE.start_main_~a~0#1| .cse0) .cse1))) is different from false [2024-12-06 00:48:35,027 WARN L286 SmtUtils]: Spent 8.01s on a formula simplification. DAG size of input: 31 DAG size of output: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:48:37,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 00:48:43,176 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~y~0#1| 1)) (.cse0 (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~x~0#1| (+ |c_ULTIMATE.start_main_~a~0#1| .cse0 9223372036854775808)) .cse1 (not (and .cse1 (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse2 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse2) (<= .cse2 9223372036854775807)))))) (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse3 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= 0 (+ 9223372036854775808 .cse3)) (<= .cse3 |c_ULTIMATE.start_main_~az~0#1|)))) (<= (+ |c_ULTIMATE.start_main_~a~0#1| .cse0) (+ |c_ULTIMATE.start_main_~x~0#1| 9223372036854775807)))) is different from false [2024-12-06 00:49:16,280 WARN L286 SmtUtils]: Spent 7.73s on a formula simplification. DAG size of input: 30 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:50:28,348 WARN L286 SmtUtils]: Spent 7.81s on a formula simplification. DAG size of input: 27 DAG size of output: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)