./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll2_unwindbound2.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_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/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_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll2_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/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_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/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 9fcd44eaa3ebd405f2b1e22097631bccfcd3fffe0471ba695e470043120f86ec --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:21:45,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:21:45,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 00:21:45,156 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:21:45,157 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:21:45,176 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:21:45,177 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:21:45,177 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:21:45,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:21:45,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:21:45,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:21:45,178 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:21:45,178 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:21:45,178 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:21:45,178 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:21:45,179 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:21:45,179 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:21:45,180 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:21:45,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:21:45,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:21:45,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:21:45,180 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:21:45,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:21:45,180 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:21:45,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:21:45,180 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_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/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 -> 9fcd44eaa3ebd405f2b1e22097631bccfcd3fffe0471ba695e470043120f86ec [2024-12-06 00:21:45,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:21:45,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:21:45,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:21:45,422 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:21:45,422 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:21:45,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll2_unwindbound2.c [2024-12-06 00:21:48,049 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/data/7a9444f8e/4393f57e85d545b891a174dceb9f130b/FLAG58bdb31a3 [2024-12-06 00:21:48,225 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:21:48,226 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/sv-benchmarks/c/nla-digbench-scaling/geo3-ll2_unwindbound2.c [2024-12-06 00:21:48,232 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/data/7a9444f8e/4393f57e85d545b891a174dceb9f130b/FLAG58bdb31a3 [2024-12-06 00:21:48,247 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/data/7a9444f8e/4393f57e85d545b891a174dceb9f130b [2024-12-06 00:21:48,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:21:48,251 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:21:48,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:21:48,252 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:21:48,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:21:48,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3da10570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48, skipping insertion in model container [2024-12-06 00:21:48,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,271 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:21:48,411 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:21:48,419 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:21:48,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:21:48,447 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:21:48,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48 WrapperNode [2024-12-06 00:21:48,448 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:21:48,449 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:21:48,449 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:21:48,449 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:21:48,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,460 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,474 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2024-12-06 00:21:48,475 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:21:48,475 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:21:48,475 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:21:48,475 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:21:48,482 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,486 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,487 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,489 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,491 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,492 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:21:48,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:21:48,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:21:48,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:21:48,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:21:48,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:21:48,521 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:21:48,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae06bca-84a5-4e08-8da4-dea5f10c5f8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:21:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:21:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:21:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:21:48,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:21:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:21:48,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:21:48,594 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:21:48,595 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:21:48,853 INFO L? ?]: Removed 85 outVars from TransFormulas that were not future-live. [2024-12-06 00:21:48,853 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:21:48,881 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:21:48,881 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:21:48,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:21:48 BoogieIcfgContainer [2024-12-06 00:21:48,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:21:48,882 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:21:48,882 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:21:48,889 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:21:48,889 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:21:48" (1/1) ... [2024-12-06 00:21:48,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:21:48,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:48,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 74 states and 77 transitions. [2024-12-06 00:21:48,934 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2024-12-06 00:21:48,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 00:21:48,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:48,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:21:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:49,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:21:49,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:21:49,068 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 00:21:49,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:49,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2024-12-06 00:21:49,103 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2024-12-06 00:21:49,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:21:49,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:49,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:21:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:49,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:21:49,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:21:49,157 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 00:21:49,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:49,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2024-12-06 00:21:49,176 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2024-12-06 00:21:49,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:21:49,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:49,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:49,206 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 00:21:49,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:49,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 72 states and 74 transitions. [2024-12-06 00:21:49,211 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 74 transitions. [2024-12-06 00:21:49,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:21:49,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:49,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:49,288 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 00:21:49,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:49,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 74 states and 77 transitions. [2024-12-06 00:21:49,411 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2024-12-06 00:21:49,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:21:49,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:49,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:49,464 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 00:21:49,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:49,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 75 states and 78 transitions. [2024-12-06 00:21:49,476 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions. [2024-12-06 00:21:49,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:21:49,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:49,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:21:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:49,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:21:49,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:21:49,559 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 00:21:50,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:50,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 80 states and 85 transitions. [2024-12-06 00:21:50,053 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2024-12-06 00:21:50,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:21:50,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:50,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:50,094 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 00:21:50,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:50,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 81 states and 86 transitions. [2024-12-06 00:21:50,149 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2024-12-06 00:21:50,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:21:50,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:50,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:21:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:50,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:21:50,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:21:50,337 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 00:21:51,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:51,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 87 states and 93 transitions. [2024-12-06 00:21:51,654 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 93 transitions. [2024-12-06 00:21:51,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:21:51,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:51,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:21:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:51,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:21:51,670 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:21:51,817 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 00:21:53,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:53,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 94 states and 102 transitions. [2024-12-06 00:21:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 102 transitions. [2024-12-06 00:21:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:21:53,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:53,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:21:53,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:53,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:21:53,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:21:53,395 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 00:21:54,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:54,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 102 states and 113 transitions. [2024-12-06 00:21:54,485 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 113 transitions. [2024-12-06 00:21:54,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:21:54,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:54,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:54,643 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 00:21:56,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:56,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 111 states and 126 transitions. [2024-12-06 00:21:56,164 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 126 transitions. [2024-12-06 00:21:56,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:21:56,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:56,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:56,307 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 00:21:58,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:58,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 121 states and 140 transitions. [2024-12-06 00:21:58,242 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 140 transitions. [2024-12-06 00:21:58,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:21:58,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:58,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:21:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:58,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:21:58,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:21:58,820 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 00:22:02,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:22:02,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 132 states and 157 transitions. [2024-12-06 00:22:02,935 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 157 transitions. [2024-12-06 00:22:02,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:22:02,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:22:02,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:22:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:22:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:22:02,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:22:02,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:22:13,833 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 00:24:33,898 WARN L286 SmtUtils]: Spent 46.39s on a formula simplification. DAG size of input: 38 DAG size of output: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:24:47,907 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse0 (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|))) (and (<= .cse0 9223372036854775807) (<= |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (= |c_ULTIMATE.start_main_~y~0#1| 1) (<= 0 (+ .cse0 9223372036854775808)) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (<= 0 (+ |c_ULTIMATE.start_main_~z~0#1| 2147483648)) (<= |c_ULTIMATE.start_main_~a~0#1| |c_ULTIMATE.start_main_~x~0#1|) (= c_~counter~0 0) (not (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse1 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse1) (<= .cse1 9223372036854775807)))))))) is different from true [2024-12-06 00:24:57,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 00:27:10,304 WARN L286 SmtUtils]: Spent 1.10m on a formula simplification. DAG size of input: 38 DAG size of output: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:27:20,460 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse0 (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|))) (and (<= .cse0 9223372036854775807) (<= |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (= |c_ULTIMATE.start_main_~y~0#1| 1) (<= 0 (+ .cse0 9223372036854775808)) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (<= 0 (+ |c_ULTIMATE.start_main_~z~0#1| 2147483648)) (<= |c_ULTIMATE.start_main_~a~0#1| |c_ULTIMATE.start_main_~x~0#1|) (= |c_ULTIMATE.start_main_#t~post7#1| 0) (not (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse1 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse1) (<= .cse1 9223372036854775807)))))))) is different from true [2024-12-06 00:30:12,350 WARN L286 SmtUtils]: Spent 1.50m on a formula simplification. DAG size of input: 36 DAG size of output: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:30:35,528 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse0 (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|))) (and (<= .cse0 9223372036854775807) (<= |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (= |c_ULTIMATE.start_main_~y~0#1| 1) (<= 0 (+ .cse0 9223372036854775808)) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (<= 0 (+ |c_ULTIMATE.start_main_~z~0#1| 2147483648)) (<= |c_ULTIMATE.start_main_~a~0#1| |c_ULTIMATE.start_main_~x~0#1|) (not (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse1 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse1) (<= .cse1 9223372036854775807)))))))) is different from true [2024-12-06 00:30:38,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 00:30:55,592 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|)) (.cse1 (= |c_ULTIMATE.start_main_~y~0#1| 1))) (and (<= |c_ULTIMATE.start_main_~x~0#1| (+ |c_ULTIMATE.start_main_~a~0#1| .cse0 9223372036854775808)) (<= .cse0 9223372036854775807) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) .cse1 (not (and .cse1 (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse2 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse2) (<= .cse2 9223372036854775807)))))) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse3 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= 0 (+ 9223372036854775808 .cse3)) (<= .cse3 |c_ULTIMATE.start_main_~az~0#1|)))) (<= 0 (+ |c_ULTIMATE.start_main_~z~0#1| 2147483648)) (<= |c_ULTIMATE.start_main_~a~0#1| |c_ULTIMATE.start_main_~x~0#1|))) is different from false [2024-12-06 00:33:55,562 WARN L286 SmtUtils]: Spent 1.02m on a formula simplification. DAG size of input: 36 DAG size of output: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:33:58,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.95s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 00:34:01,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0]