./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 93288430628c47f5b29fea9bae87a960ba351b35fa235fa55fc142299145054c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:49:55,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:49:55,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-26 10:49:55,306 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:49:55,307 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:49:55,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:49:55,348 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:49:55,349 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:49:55,350 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:49:55,355 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:49:55,356 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:49:55,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:49:55,358 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:49:55,360 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:49:55,361 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:49:55,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:49:55,362 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:49:55,362 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:49:55,363 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:49:55,363 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:49:55,364 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:49:55,364 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:49:55,365 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:49:55,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:49:55,366 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 10:49:55,366 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:49:55,366 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:49:55,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:49:55,367 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:49:55,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:49:55,370 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:49:55,370 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:49:55,370 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:49:55,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:49:55,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:49:55,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:49:55,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:49:55,372 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:49:55,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:49:55,372 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:49:55,372 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:49:55,373 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:49:55,373 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:49:55,373 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:49:55,374 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93288430628c47f5b29fea9bae87a960ba351b35fa235fa55fc142299145054c [2023-11-26 10:49:55,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:49:55,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:49:55,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:49:55,711 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:49:55,713 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:49:55,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound1.c [2023-11-26 10:49:58,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:49:59,213 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:49:59,213 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound1.c [2023-11-26 10:49:59,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/data/9e7ff2b1c/a8fd39cfa8914195b12cf240fa4560db/FLAGe5d562737 [2023-11-26 10:49:59,255 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/data/9e7ff2b1c/a8fd39cfa8914195b12cf240fa4560db [2023-11-26 10:49:59,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:49:59,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:49:59,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:49:59,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:49:59,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:49:59,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577b3802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59, skipping insertion in model container [2023-11-26 10:49:59,308 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,339 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:49:59,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:49:59,524 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:49:59,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:49:59,562 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:49:59,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59 WrapperNode [2023-11-26 10:49:59,563 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:49:59,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:49:59,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:49:59,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:49:59,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,621 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 153 [2023-11-26 10:49:59,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:49:59,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:49:59,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:49:59,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:49:59,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,646 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,669 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 10:49:59,669 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,675 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,695 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,696 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,699 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:49:59,700 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:49:59,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:49:59,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:49:59,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (1/1) ... [2023-11-26 10:49:59,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:49:59,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:59,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:49:59,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:49:59,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:49:59,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:49:59,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:49:59,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:49:59,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-26 10:49:59,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-26 10:49:59,849 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:49:59,851 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:50:00,633 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:50:00,686 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:50:00,689 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 10:50:00,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:00 BoogieIcfgContainer [2023-11-26 10:50:00,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:50:00,693 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:50:00,693 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:50:00,697 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:50:00,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:49:59" (1/3) ... [2023-11-26 10:50:00,698 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d7daff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:50:00, skipping insertion in model container [2023-11-26 10:50:00,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:59" (2/3) ... [2023-11-26 10:50:00,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d7daff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:50:00, skipping insertion in model container [2023-11-26 10:50:00,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:00" (3/3) ... [2023-11-26 10:50:00,709 INFO L112 eAbstractionObserver]: Analyzing ICFG ps6-ll_unwindbound1.c [2023-11-26 10:50:00,727 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:50:00,727 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 104 error locations. [2023-11-26 10:50:00,788 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:50:00,796 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1a3e09ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:50:00,796 INFO L358 AbstractCegarLoop]: Starting to check reachability of 104 error locations. [2023-11-26 10:50:00,802 INFO L276 IsEmpty]: Start isEmpty. Operand has 223 states, 114 states have (on average 1.956140350877193) internal successors, (223), 218 states have internal predecessors, (223), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-26 10:50:00,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-26 10:50:00,809 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:00,809 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-26 10:50:00,810 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:00,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:00,816 INFO L85 PathProgramCache]: Analyzing trace with hash 271673227, now seen corresponding path program 1 times [2023-11-26 10:50:00,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:00,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212877664] [2023-11-26 10:50:00,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:00,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:00,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:00,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:00,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212877664] [2023-11-26 10:50:00,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212877664] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:00,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:00,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:00,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235072304] [2023-11-26 10:50:00,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:00,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 10:50:00,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:01,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 10:50:01,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:50:01,011 INFO L87 Difference]: Start difference. First operand has 223 states, 114 states have (on average 1.956140350877193) internal successors, (223), 218 states have internal predecessors, (223), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:01,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:01,067 INFO L93 Difference]: Finished difference Result 419 states and 458 transitions. [2023-11-26 10:50:01,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:50:01,078 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2023-11-26 10:50:01,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:01,088 INFO L225 Difference]: With dead ends: 419 [2023-11-26 10:50:01,089 INFO L226 Difference]: Without dead ends: 195 [2023-11-26 10:50:01,093 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:50:01,099 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:01,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:01,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2023-11-26 10:50:01,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2023-11-26 10:50:01,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 113 states have (on average 1.7079646017699115) internal successors, (193), 191 states have internal predecessors, (193), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 197 transitions. [2023-11-26 10:50:01,183 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 197 transitions. Word has length 5 [2023-11-26 10:50:01,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:01,184 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 197 transitions. [2023-11-26 10:50:01,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:01,184 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 197 transitions. [2023-11-26 10:50:01,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-26 10:50:01,185 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:01,185 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-26 10:50:01,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 10:50:01,186 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:01,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:01,187 INFO L85 PathProgramCache]: Analyzing trace with hash 271732809, now seen corresponding path program 1 times [2023-11-26 10:50:01,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:01,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045919188] [2023-11-26 10:50:01,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:01,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:01,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:01,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:01,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045919188] [2023-11-26 10:50:01,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045919188] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:01,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:01,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:01,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812682176] [2023-11-26 10:50:01,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:01,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:50:01,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:01,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:50:01,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:01,357 INFO L87 Difference]: Start difference. First operand 195 states and 197 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:01,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:01,455 INFO L93 Difference]: Finished difference Result 286 states and 288 transitions. [2023-11-26 10:50:01,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 10:50:01,456 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2023-11-26 10:50:01,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:01,458 INFO L225 Difference]: With dead ends: 286 [2023-11-26 10:50:01,458 INFO L226 Difference]: Without dead ends: 199 [2023-11-26 10:50:01,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:50:01,461 INFO L413 NwaCegarLoop]: 192 mSDtfsCounter, 4 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:01,462 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 572 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:01,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2023-11-26 10:50:01,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 199. [2023-11-26 10:50:01,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 117 states have (on average 1.6837606837606838) internal successors, (197), 195 states have internal predecessors, (197), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 201 transitions. [2023-11-26 10:50:01,476 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 201 transitions. Word has length 5 [2023-11-26 10:50:01,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:01,477 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 201 transitions. [2023-11-26 10:50:01,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:01,477 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 201 transitions. [2023-11-26 10:50:01,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-26 10:50:01,478 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:01,478 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:01,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 10:50:01,479 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:01,479 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:01,480 INFO L85 PathProgramCache]: Analyzing trace with hash -821192215, now seen corresponding path program 1 times [2023-11-26 10:50:01,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:01,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810285906] [2023-11-26 10:50:01,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:01,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:01,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:01,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:01,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810285906] [2023-11-26 10:50:01,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810285906] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:01,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:01,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:01,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302753465] [2023-11-26 10:50:01,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:01,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:01,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:01,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:01,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:01,530 INFO L87 Difference]: Start difference. First operand 199 states and 201 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:02,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:02,083 INFO L93 Difference]: Finished difference Result 363 states and 367 transitions. [2023-11-26 10:50:02,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:02,084 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-11-26 10:50:02,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:02,086 INFO L225 Difference]: With dead ends: 363 [2023-11-26 10:50:02,086 INFO L226 Difference]: Without dead ends: 299 [2023-11-26 10:50:02,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:02,088 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 102 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:02,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 136 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-26 10:50:02,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2023-11-26 10:50:02,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 289. [2023-11-26 10:50:02,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 206 states have (on average 1.4368932038834952) internal successors, (296), 284 states have internal predecessors, (296), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-26 10:50:02,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 302 transitions. [2023-11-26 10:50:02,143 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 302 transitions. Word has length 8 [2023-11-26 10:50:02,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:02,143 INFO L495 AbstractCegarLoop]: Abstraction has 289 states and 302 transitions. [2023-11-26 10:50:02,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:02,146 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 302 transitions. [2023-11-26 10:50:02,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-26 10:50:02,148 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:02,148 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:02,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 10:50:02,150 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:02,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:02,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1750947153, now seen corresponding path program 1 times [2023-11-26 10:50:02,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:02,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893830006] [2023-11-26 10:50:02,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:02,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:02,180 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:02,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [624704002] [2023-11-26 10:50:02,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:02,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:02,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:02,185 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:02,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 10:50:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:02,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:50:02,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:02,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:02,354 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:02,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:02,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893830006] [2023-11-26 10:50:02,354 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:02,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624704002] [2023-11-26 10:50:02,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [624704002] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:02,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:02,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:02,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391646564] [2023-11-26 10:50:02,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:02,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:02,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:02,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:02,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:02,357 INFO L87 Difference]: Start difference. First operand 289 states and 302 transitions. Second operand has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:02,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:02,436 INFO L93 Difference]: Finished difference Result 313 states and 320 transitions. [2023-11-26 10:50:02,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:02,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2023-11-26 10:50:02,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:02,439 INFO L225 Difference]: With dead ends: 313 [2023-11-26 10:50:02,439 INFO L226 Difference]: Without dead ends: 311 [2023-11-26 10:50:02,440 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:02,441 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 76 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:02,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 354 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 10:50:02,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2023-11-26 10:50:02,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 289. [2023-11-26 10:50:02,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 206 states have (on average 1.4271844660194175) internal successors, (294), 284 states have internal predecessors, (294), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-26 10:50:02,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 300 transitions. [2023-11-26 10:50:02,456 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 300 transitions. Word has length 46 [2023-11-26 10:50:02,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:02,457 INFO L495 AbstractCegarLoop]: Abstraction has 289 states and 300 transitions. [2023-11-26 10:50:02,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:02,457 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 300 transitions. [2023-11-26 10:50:02,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-26 10:50:02,459 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:02,459 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:02,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:02,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:02,665 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:02,666 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:02,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1555213238, now seen corresponding path program 1 times [2023-11-26 10:50:02,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:02,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306027658] [2023-11-26 10:50:02,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:02,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:02,698 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:02,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [813015166] [2023-11-26 10:50:02,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:02,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:02,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:02,701 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:02,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 10:50:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:02,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:50:02,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:02,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:02,906 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:02,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:02,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306027658] [2023-11-26 10:50:02,907 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:02,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813015166] [2023-11-26 10:50:02,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813015166] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:02,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:02,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:02,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686602450] [2023-11-26 10:50:02,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:02,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:02,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:02,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:02,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:02,910 INFO L87 Difference]: Start difference. First operand 289 states and 300 transitions. Second operand has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:02,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:02,995 INFO L93 Difference]: Finished difference Result 315 states and 318 transitions. [2023-11-26 10:50:02,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:02,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2023-11-26 10:50:02,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:02,999 INFO L225 Difference]: With dead ends: 315 [2023-11-26 10:50:02,999 INFO L226 Difference]: Without dead ends: 310 [2023-11-26 10:50:03,000 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:03,003 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 71 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:03,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 358 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 10:50:03,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2023-11-26 10:50:03,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 288. [2023-11-26 10:50:03,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 205 states have (on average 1.4097560975609755) internal successors, (289), 283 states have internal predecessors, (289), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-26 10:50:03,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 295 transitions. [2023-11-26 10:50:03,021 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 295 transitions. Word has length 47 [2023-11-26 10:50:03,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:03,022 INFO L495 AbstractCegarLoop]: Abstraction has 288 states and 295 transitions. [2023-11-26 10:50:03,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:03,023 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 295 transitions. [2023-11-26 10:50:03,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-26 10:50:03,027 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:03,028 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:03,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:03,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:03,234 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:03,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:03,235 INFO L85 PathProgramCache]: Analyzing trace with hash 966970257, now seen corresponding path program 1 times [2023-11-26 10:50:03,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:03,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653280166] [2023-11-26 10:50:03,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:03,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:03,249 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:03,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [477326067] [2023-11-26 10:50:03,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:03,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:03,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:03,260 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:03,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 10:50:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:03,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:50:03,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:03,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:03,477 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:03,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:03,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653280166] [2023-11-26 10:50:03,478 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:03,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [477326067] [2023-11-26 10:50:03,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [477326067] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:03,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:03,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:50:03,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145769224] [2023-11-26 10:50:03,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:03,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:50:03,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:03,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:50:03,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:03,481 INFO L87 Difference]: Start difference. First operand 288 states and 295 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:03,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:03,744 INFO L93 Difference]: Finished difference Result 310 states and 313 transitions. [2023-11-26 10:50:03,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:50:03,745 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2023-11-26 10:50:03,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:03,747 INFO L225 Difference]: With dead ends: 310 [2023-11-26 10:50:03,747 INFO L226 Difference]: Without dead ends: 267 [2023-11-26 10:50:03,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:03,749 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 156 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:03,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 283 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 10:50:03,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2023-11-26 10:50:03,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 247. [2023-11-26 10:50:03,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 164 states have (on average 1.5) internal successors, (246), 242 states have internal predecessors, (246), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-26 10:50:03,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 252 transitions. [2023-11-26 10:50:03,760 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 252 transitions. Word has length 48 [2023-11-26 10:50:03,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:03,761 INFO L495 AbstractCegarLoop]: Abstraction has 247 states and 252 transitions. [2023-11-26 10:50:03,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:03,761 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 252 transitions. [2023-11-26 10:50:03,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-26 10:50:03,762 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:03,763 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:03,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:03,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:03,969 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:03,970 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:03,970 INFO L85 PathProgramCache]: Analyzing trace with hash 337766354, now seen corresponding path program 1 times [2023-11-26 10:50:03,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:03,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406056834] [2023-11-26 10:50:03,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:03,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:04,006 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:04,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [520797829] [2023-11-26 10:50:04,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:04,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:04,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:04,020 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:04,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 10:50:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:04,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:50:04,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:04,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:04,236 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:04,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:04,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406056834] [2023-11-26 10:50:04,237 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:04,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [520797829] [2023-11-26 10:50:04,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [520797829] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:04,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:04,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:04,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272730258] [2023-11-26 10:50:04,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:04,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:04,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:04,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:04,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:04,242 INFO L87 Difference]: Start difference. First operand 247 states and 252 transitions. Second operand has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:04,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:04,265 INFO L93 Difference]: Finished difference Result 247 states and 252 transitions. [2023-11-26 10:50:04,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:04,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2023-11-26 10:50:04,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:04,270 INFO L225 Difference]: With dead ends: 247 [2023-11-26 10:50:04,270 INFO L226 Difference]: Without dead ends: 246 [2023-11-26 10:50:04,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:04,272 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 138 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:04,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 196 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:04,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2023-11-26 10:50:04,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2023-11-26 10:50:04,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 164 states have (on average 1.4878048780487805) internal successors, (244), 241 states have internal predecessors, (244), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-26 10:50:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 250 transitions. [2023-11-26 10:50:04,285 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 250 transitions. Word has length 56 [2023-11-26 10:50:04,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:04,286 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 250 transitions. [2023-11-26 10:50:04,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:04,287 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 250 transitions. [2023-11-26 10:50:04,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-26 10:50:04,296 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:04,297 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:04,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:04,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:04,504 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:04,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:04,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1880822529, now seen corresponding path program 1 times [2023-11-26 10:50:04,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:04,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749725307] [2023-11-26 10:50:04,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:04,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:04,521 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:04,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1566178989] [2023-11-26 10:50:04,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:04,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:04,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:04,523 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:04,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 10:50:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:04,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:50:04,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:04,687 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:04,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:04,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749725307] [2023-11-26 10:50:04,688 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:04,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1566178989] [2023-11-26 10:50:04,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1566178989] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:04,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:04,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:04,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760530976] [2023-11-26 10:50:04,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:04,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:04,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:04,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:04,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:04,699 INFO L87 Difference]: Start difference. First operand 246 states and 250 transitions. Second operand has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:04,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:04,717 INFO L93 Difference]: Finished difference Result 247 states and 250 transitions. [2023-11-26 10:50:04,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:04,718 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 57 [2023-11-26 10:50:04,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:04,723 INFO L225 Difference]: With dead ends: 247 [2023-11-26 10:50:04,724 INFO L226 Difference]: Without dead ends: 246 [2023-11-26 10:50:04,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:04,726 INFO L413 NwaCegarLoop]: 192 mSDtfsCounter, 0 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:04,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 381 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:04,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2023-11-26 10:50:04,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2023-11-26 10:50:04,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 164 states have (on average 1.4817073170731707) internal successors, (243), 241 states have internal predecessors, (243), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-26 10:50:04,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 249 transitions. [2023-11-26 10:50:04,738 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 249 transitions. Word has length 57 [2023-11-26 10:50:04,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:04,739 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 249 transitions. [2023-11-26 10:50:04,740 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:04,740 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 249 transitions. [2023-11-26 10:50:04,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-26 10:50:04,741 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:04,741 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:04,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:04,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:04,947 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:04,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:04,947 INFO L85 PathProgramCache]: Analyzing trace with hash -156389435, now seen corresponding path program 1 times [2023-11-26 10:50:04,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:04,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40210644] [2023-11-26 10:50:04,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:04,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:04,967 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:04,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1107640268] [2023-11-26 10:50:04,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:04,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:04,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:04,970 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:04,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 10:50:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:05,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 10:50:05,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:05,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:05,147 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:05,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:05,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40210644] [2023-11-26 10:50:05,147 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:05,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107640268] [2023-11-26 10:50:05,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107640268] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:05,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:05,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:50:05,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406973482] [2023-11-26 10:50:05,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:05,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:50:05,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:05,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:50:05,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:05,152 INFO L87 Difference]: Start difference. First operand 246 states and 249 transitions. Second operand has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:05,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:05,777 INFO L93 Difference]: Finished difference Result 433 states and 439 transitions. [2023-11-26 10:50:05,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:50:05,777 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2023-11-26 10:50:05,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:05,780 INFO L225 Difference]: With dead ends: 433 [2023-11-26 10:50:05,780 INFO L226 Difference]: Without dead ends: 368 [2023-11-26 10:50:05,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:05,781 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 121 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:05,781 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 158 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 485 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-26 10:50:05,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2023-11-26 10:50:05,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 353. [2023-11-26 10:50:05,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 269 states have (on average 1.3531598513011152) internal successors, (364), 346 states have internal predecessors, (364), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-26 10:50:05,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 374 transitions. [2023-11-26 10:50:05,796 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 374 transitions. Word has length 61 [2023-11-26 10:50:05,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:05,797 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 374 transitions. [2023-11-26 10:50:05,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:05,797 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 374 transitions. [2023-11-26 10:50:05,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-26 10:50:05,799 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:05,799 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:05,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-26 10:50:06,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:06,008 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:06,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:06,009 INFO L85 PathProgramCache]: Analyzing trace with hash 72694558, now seen corresponding path program 1 times [2023-11-26 10:50:06,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:06,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584312074] [2023-11-26 10:50:06,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:06,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:06,020 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:06,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1819696731] [2023-11-26 10:50:06,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:06,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:06,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:06,022 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:06,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-26 10:50:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:06,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:50:06,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:06,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:06,207 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:06,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:06,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584312074] [2023-11-26 10:50:06,207 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:06,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1819696731] [2023-11-26 10:50:06,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1819696731] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:06,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:06,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:50:06,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115062735] [2023-11-26 10:50:06,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:06,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:50:06,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:06,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:50:06,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:06,212 INFO L87 Difference]: Start difference. First operand 353 states and 374 transitions. Second operand has 4 states, 3 states have (on average 22.0) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:06,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:06,334 INFO L93 Difference]: Finished difference Result 355 states and 374 transitions. [2023-11-26 10:50:06,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:50:06,336 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.0) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 68 [2023-11-26 10:50:06,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:06,338 INFO L225 Difference]: With dead ends: 355 [2023-11-26 10:50:06,338 INFO L226 Difference]: Without dead ends: 354 [2023-11-26 10:50:06,339 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:06,339 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 60 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:06,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 314 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 10:50:06,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2023-11-26 10:50:06,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 353. [2023-11-26 10:50:06,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 269 states have (on average 1.3494423791821561) internal successors, (363), 346 states have internal predecessors, (363), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-26 10:50:06,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 373 transitions. [2023-11-26 10:50:06,356 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 373 transitions. Word has length 68 [2023-11-26 10:50:06,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:06,357 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 373 transitions. [2023-11-26 10:50:06,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.0) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:06,357 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 373 transitions. [2023-11-26 10:50:06,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-26 10:50:06,358 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:06,358 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:06,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:06,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-26 10:50:06,565 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:06,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:06,566 INFO L85 PathProgramCache]: Analyzing trace with hash -2041435827, now seen corresponding path program 1 times [2023-11-26 10:50:06,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:06,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632425921] [2023-11-26 10:50:06,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:06,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:06,579 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:06,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [673434422] [2023-11-26 10:50:06,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:06,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:06,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:06,581 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:06,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-26 10:50:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:06,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:50:06,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:06,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:06,765 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:06,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:06,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632425921] [2023-11-26 10:50:06,765 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:06,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673434422] [2023-11-26 10:50:06,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673434422] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:06,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:06,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:50:06,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328761713] [2023-11-26 10:50:06,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:06,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:50:06,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:06,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:50:06,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:06,769 INFO L87 Difference]: Start difference. First operand 353 states and 373 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:06,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:06,893 INFO L93 Difference]: Finished difference Result 354 states and 373 transitions. [2023-11-26 10:50:06,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:50:06,894 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2023-11-26 10:50:06,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:06,896 INFO L225 Difference]: With dead ends: 354 [2023-11-26 10:50:06,896 INFO L226 Difference]: Without dead ends: 353 [2023-11-26 10:50:06,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:06,897 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 50 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:06,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 323 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 10:50:06,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2023-11-26 10:50:06,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2023-11-26 10:50:06,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 269 states have (on average 1.345724907063197) internal successors, (362), 346 states have internal predecessors, (362), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-26 10:50:06,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 372 transitions. [2023-11-26 10:50:06,909 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 372 transitions. Word has length 69 [2023-11-26 10:50:06,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:06,910 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 372 transitions. [2023-11-26 10:50:06,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:06,910 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 372 transitions. [2023-11-26 10:50:06,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-26 10:50:06,911 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:06,911 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:06,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:07,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-26 10:50:07,116 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:07,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:07,117 INFO L85 PathProgramCache]: Analyzing trace with hash 980225935, now seen corresponding path program 1 times [2023-11-26 10:50:07,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:07,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043717711] [2023-11-26 10:50:07,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:07,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:07,129 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:07,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [933282668] [2023-11-26 10:50:07,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:07,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:07,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:07,131 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:07,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-26 10:50:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:07,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 10:50:07,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:07,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:07,307 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:07,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:07,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043717711] [2023-11-26 10:50:07,308 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:07,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933282668] [2023-11-26 10:50:07,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933282668] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:07,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:07,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:50:07,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731871590] [2023-11-26 10:50:07,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:07,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:50:07,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:07,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:50:07,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:50:07,310 INFO L87 Difference]: Start difference. First operand 353 states and 372 transitions. Second operand has 6 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:07,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:07,353 INFO L93 Difference]: Finished difference Result 409 states and 426 transitions. [2023-11-26 10:50:07,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:50:07,353 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 71 [2023-11-26 10:50:07,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:07,355 INFO L225 Difference]: With dead ends: 409 [2023-11-26 10:50:07,355 INFO L226 Difference]: Without dead ends: 125 [2023-11-26 10:50:07,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-11-26 10:50:07,357 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 62 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:07,357 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 232 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:07,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-26 10:50:07,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2023-11-26 10:50:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 115 states have (on average 1.0521739130434782) internal successors, (121), 121 states have internal predecessors, (121), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:07,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 125 transitions. [2023-11-26 10:50:07,364 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 125 transitions. Word has length 71 [2023-11-26 10:50:07,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:07,365 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 125 transitions. [2023-11-26 10:50:07,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 125 transitions. [2023-11-26 10:50:07,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-26 10:50:07,366 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:07,366 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:07,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:07,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:07,572 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:07,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:07,572 INFO L85 PathProgramCache]: Analyzing trace with hash 322232961, now seen corresponding path program 1 times [2023-11-26 10:50:07,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:07,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629727203] [2023-11-26 10:50:07,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:07,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:07,585 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:07,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [318736035] [2023-11-26 10:50:07,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:07,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:07,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:07,587 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:07,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-26 10:50:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:07,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 10:50:07,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:07,774 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:07,775 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:50:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:07,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:07,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629727203] [2023-11-26 10:50:07,913 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:07,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [318736035] [2023-11-26 10:50:07,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [318736035] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:50:07,913 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:50:07,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 9 [2023-11-26 10:50:07,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019949820] [2023-11-26 10:50:07,914 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:50:07,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-26 10:50:07,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:07,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-26 10:50:07,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:50:07,916 INFO L87 Difference]: Start difference. First operand 125 states and 125 transitions. Second operand has 10 states, 9 states have (on average 15.555555555555555) internal successors, (140), 10 states have internal predecessors, (140), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:07,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:07,982 INFO L93 Difference]: Finished difference Result 129 states and 128 transitions. [2023-11-26 10:50:07,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 10:50:07,983 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.555555555555555) internal successors, (140), 10 states have internal predecessors, (140), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 72 [2023-11-26 10:50:07,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:07,984 INFO L225 Difference]: With dead ends: 129 [2023-11-26 10:50:07,985 INFO L226 Difference]: Without dead ends: 128 [2023-11-26 10:50:07,985 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=113, Unknown=0, NotChecked=0, Total=182 [2023-11-26 10:50:07,987 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 63 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 506 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:07,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 506 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:07,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2023-11-26 10:50:07,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2023-11-26 10:50:07,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 118 states have (on average 1.0423728813559323) internal successors, (123), 123 states have internal predecessors, (123), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:07,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 127 transitions. [2023-11-26 10:50:07,997 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 127 transitions. Word has length 72 [2023-11-26 10:50:07,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:07,997 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 127 transitions. [2023-11-26 10:50:07,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.555555555555555) internal successors, (140), 10 states have internal predecessors, (140), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:07,998 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 127 transitions. [2023-11-26 10:50:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-26 10:50:07,999 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:07,999 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:08,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:08,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-26 10:50:08,206 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:08,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:08,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1412016764, now seen corresponding path program 1 times [2023-11-26 10:50:08,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:08,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623959827] [2023-11-26 10:50:08,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:08,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:08,221 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:08,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1568019166] [2023-11-26 10:50:08,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:08,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:08,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:08,223 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:08,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-26 10:50:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:08,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 10:50:08,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:08,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:08,989 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:50:09,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:09,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623959827] [2023-11-26 10:50:09,188 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:09,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568019166] [2023-11-26 10:50:09,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1568019166] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 10:50:09,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-26 10:50:09,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2023-11-26 10:50:09,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044700475] [2023-11-26 10:50:09,189 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-26 10:50:09,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:50:09,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:09,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:50:09,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-26 10:50:09,193 INFO L87 Difference]: Start difference. First operand 128 states and 127 transitions. Second operand has 5 states, 4 states have (on average 27.5) internal successors, (110), 5 states have internal predecessors, (110), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:09,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:09,570 INFO L93 Difference]: Finished difference Result 128 states and 127 transitions. [2023-11-26 10:50:09,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 10:50:09,571 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.5) internal successors, (110), 5 states have internal predecessors, (110), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 112 [2023-11-26 10:50:09,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:09,572 INFO L225 Difference]: With dead ends: 128 [2023-11-26 10:50:09,572 INFO L226 Difference]: Without dead ends: 127 [2023-11-26 10:50:09,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2023-11-26 10:50:09,573 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 111 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:09,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 46 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 10:50:09,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-26 10:50:09,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2023-11-26 10:50:09,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 118 states have (on average 1.0338983050847457) internal successors, (122), 122 states have internal predecessors, (122), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:09,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 126 transitions. [2023-11-26 10:50:09,580 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 126 transitions. Word has length 112 [2023-11-26 10:50:09,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:09,581 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 126 transitions. [2023-11-26 10:50:09,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.5) internal successors, (110), 5 states have internal predecessors, (110), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:09,581 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 126 transitions. [2023-11-26 10:50:09,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-26 10:50:09,582 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:09,583 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:09,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:09,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:09,788 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:09,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:09,788 INFO L85 PathProgramCache]: Analyzing trace with hash -822846470, now seen corresponding path program 1 times [2023-11-26 10:50:09,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:09,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033063961] [2023-11-26 10:50:09,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:09,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:09,806 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:09,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [391521776] [2023-11-26 10:50:09,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:09,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:09,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:09,808 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:09,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-26 10:50:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:09,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-26 10:50:09,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:10,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:10,167 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:50:10,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:10,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:10,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033063961] [2023-11-26 10:50:10,514 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:10,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [391521776] [2023-11-26 10:50:10,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [391521776] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:50:10,515 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:50:10,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2023-11-26 10:50:10,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256244448] [2023-11-26 10:50:10,517 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:50:10,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-26 10:50:10,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:10,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-26 10:50:10,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-26 10:50:10,520 INFO L87 Difference]: Start difference. First operand 127 states and 126 transitions. Second operand has 8 states, 7 states have (on average 31.0) internal successors, (217), 8 states have internal predecessors, (217), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:10,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:10,775 INFO L93 Difference]: Finished difference Result 127 states and 126 transitions. [2023-11-26 10:50:10,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 10:50:10,776 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 31.0) internal successors, (217), 8 states have internal predecessors, (217), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 113 [2023-11-26 10:50:10,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:10,777 INFO L225 Difference]: With dead ends: 127 [2023-11-26 10:50:10,777 INFO L226 Difference]: Without dead ends: 125 [2023-11-26 10:50:10,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2023-11-26 10:50:10,778 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 101 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:10,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 47 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 10:50:10,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-26 10:50:10,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2023-11-26 10:50:10,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 118 states have (on average 1.0169491525423728) internal successors, (120), 120 states have internal predecessors, (120), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:10,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 124 transitions. [2023-11-26 10:50:10,788 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 124 transitions. Word has length 113 [2023-11-26 10:50:10,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:10,788 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 124 transitions. [2023-11-26 10:50:10,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 31.0) internal successors, (217), 8 states have internal predecessors, (217), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:10,789 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 124 transitions. [2023-11-26 10:50:10,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-26 10:50:10,790 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:10,790 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:10,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:10,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:10,995 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:10,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:10,996 INFO L85 PathProgramCache]: Analyzing trace with hash 261563462, now seen corresponding path program 1 times [2023-11-26 10:50:10,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:10,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363252302] [2023-11-26 10:50:10,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:10,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:11,012 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:11,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [444713728] [2023-11-26 10:50:11,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:11,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:11,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:11,014 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:11,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-26 10:50:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:11,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 10:50:11,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:11,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:11,569 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:11,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:11,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363252302] [2023-11-26 10:50:11,570 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:11,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444713728] [2023-11-26 10:50:11,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [444713728] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:11,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:11,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 10:50:11,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048107232] [2023-11-26 10:50:11,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:11,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:50:11,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:11,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:50:11,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:50:11,572 INFO L87 Difference]: Start difference. First operand 125 states and 124 transitions. Second operand has 6 states, 5 states have (on average 22.4) internal successors, (112), 6 states have internal predecessors, (112), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:12,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:12,010 INFO L93 Difference]: Finished difference Result 125 states and 124 transitions. [2023-11-26 10:50:12,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 10:50:12,012 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.4) internal successors, (112), 6 states have internal predecessors, (112), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 114 [2023-11-26 10:50:12,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:12,013 INFO L225 Difference]: With dead ends: 125 [2023-11-26 10:50:12,013 INFO L226 Difference]: Without dead ends: 124 [2023-11-26 10:50:12,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:50:12,014 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 18 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:12,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 50 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 10:50:12,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2023-11-26 10:50:12,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2023-11-26 10:50:12,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 118 states have (on average 1.0084745762711864) internal successors, (119), 119 states have internal predecessors, (119), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:12,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 123 transitions. [2023-11-26 10:50:12,025 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 123 transitions. Word has length 114 [2023-11-26 10:50:12,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:12,025 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 123 transitions. [2023-11-26 10:50:12,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.4) internal successors, (112), 6 states have internal predecessors, (112), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:12,026 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 123 transitions. [2023-11-26 10:50:12,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-26 10:50:12,027 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:12,027 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:12,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-26 10:50:12,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-26 10:50:12,240 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:12,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:12,240 INFO L85 PathProgramCache]: Analyzing trace with hash -474168843, now seen corresponding path program 1 times [2023-11-26 10:50:12,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:12,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198392920] [2023-11-26 10:50:12,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:12,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:12,266 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:12,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [569474694] [2023-11-26 10:50:12,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:12,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:12,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:12,268 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:12,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-26 10:50:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:12,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 10:50:12,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:12,759 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 10:50:12,759 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:50:13,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:13,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198392920] [2023-11-26 10:50:13,036 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:13,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [569474694] [2023-11-26 10:50:13,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [569474694] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 10:50:13,036 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-26 10:50:13,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2023-11-26 10:50:13,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809624559] [2023-11-26 10:50:13,037 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-26 10:50:13,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:50:13,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:13,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:50:13,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-26 10:50:13,038 INFO L87 Difference]: Start difference. First operand 124 states and 123 transitions. Second operand has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:13,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:13,209 INFO L93 Difference]: Finished difference Result 124 states and 123 transitions. [2023-11-26 10:50:13,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 10:50:13,210 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 121 [2023-11-26 10:50:13,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:13,211 INFO L225 Difference]: With dead ends: 124 [2023-11-26 10:50:13,212 INFO L226 Difference]: Without dead ends: 123 [2023-11-26 10:50:13,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:50:13,213 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 62 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:13,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 39 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 10:50:13,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-26 10:50:13,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2023-11-26 10:50:13,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 118 states have (on average 1.0) internal successors, (118), 118 states have internal predecessors, (118), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:13,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 122 transitions. [2023-11-26 10:50:13,221 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 122 transitions. Word has length 121 [2023-11-26 10:50:13,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:13,221 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 122 transitions. [2023-11-26 10:50:13,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:13,222 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 122 transitions. [2023-11-26 10:50:13,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-26 10:50:13,223 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:13,223 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:13,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:13,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:13,430 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-26 10:50:13,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:13,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1814331982, now seen corresponding path program 1 times [2023-11-26 10:50:13,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:13,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609907655] [2023-11-26 10:50:13,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:13,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:13,449 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:13,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1336221169] [2023-11-26 10:50:13,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:13,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:13,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:13,451 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:13,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-26 10:50:13,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-26 10:50:13,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:13,944 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 10:50:13,944 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:50:14,841 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 10:50:14,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:14,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609907655] [2023-11-26 10:50:14,842 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:14,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1336221169] [2023-11-26 10:50:14,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1336221169] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:50:14,842 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:50:14,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2023-11-26 10:50:14,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360303564] [2023-11-26 10:50:14,843 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:50:14,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-26 10:50:14,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:14,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-26 10:50:14,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:50:14,845 INFO L87 Difference]: Start difference. First operand 123 states and 122 transitions. Second operand has 10 states, 9 states have (on average 25.22222222222222) internal successors, (227), 10 states have internal predecessors, (227), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-26 10:50:15,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:15,800 INFO L93 Difference]: Finished difference Result 123 states and 122 transitions. [2023-11-26 10:50:15,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 10:50:15,801 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 25.22222222222222) internal successors, (227), 10 states have internal predecessors, (227), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 122 [2023-11-26 10:50:15,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:15,802 INFO L225 Difference]: With dead ends: 123 [2023-11-26 10:50:15,802 INFO L226 Difference]: Without dead ends: 0 [2023-11-26 10:50:15,802 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2023-11-26 10:50:15,803 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 1 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:15,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 75 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-26 10:50:15,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-26 10:50:15,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-26 10:50:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:50:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-26 10:50:15,804 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 122 [2023-11-26 10:50:15,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:15,804 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:50:15,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 25.22222222222222) internal successors, (227), 10 states have internal predecessors, (227), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-26 10:50:15,805 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-26 10:50:15,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-26 10:50:15,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (103 of 104 remaining) [2023-11-26 10:50:15,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (102 of 104 remaining) [2023-11-26 10:50:15,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (101 of 104 remaining) [2023-11-26 10:50:15,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (100 of 104 remaining) [2023-11-26 10:50:15,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (99 of 104 remaining) [2023-11-26 10:50:15,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (98 of 104 remaining) [2023-11-26 10:50:15,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (97 of 104 remaining) [2023-11-26 10:50:15,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (96 of 104 remaining) [2023-11-26 10:50:15,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (95 of 104 remaining) [2023-11-26 10:50:15,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (94 of 104 remaining) [2023-11-26 10:50:15,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (93 of 104 remaining) [2023-11-26 10:50:15,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (92 of 104 remaining) [2023-11-26 10:50:15,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 104 remaining) [2023-11-26 10:50:15,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 104 remaining) [2023-11-26 10:50:15,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 104 remaining) [2023-11-26 10:50:15,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 104 remaining) [2023-11-26 10:50:15,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 104 remaining) [2023-11-26 10:50:15,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 104 remaining) [2023-11-26 10:50:15,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 104 remaining) [2023-11-26 10:50:15,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 104 remaining) [2023-11-26 10:50:15,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 104 remaining) [2023-11-26 10:50:15,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 104 remaining) [2023-11-26 10:50:15,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 104 remaining) [2023-11-26 10:50:15,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 104 remaining) [2023-11-26 10:50:15,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 104 remaining) [2023-11-26 10:50:15,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 104 remaining) [2023-11-26 10:50:15,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 104 remaining) [2023-11-26 10:50:15,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 104 remaining) [2023-11-26 10:50:15,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 104 remaining) [2023-11-26 10:50:15,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 104 remaining) [2023-11-26 10:50:15,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 104 remaining) [2023-11-26 10:50:15,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 104 remaining) [2023-11-26 10:50:15,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 104 remaining) [2023-11-26 10:50:15,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 104 remaining) [2023-11-26 10:50:15,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 104 remaining) [2023-11-26 10:50:15,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 104 remaining) [2023-11-26 10:50:15,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 104 remaining) [2023-11-26 10:50:15,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 104 remaining) [2023-11-26 10:50:15,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 104 remaining) [2023-11-26 10:50:15,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 104 remaining) [2023-11-26 10:50:15,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 104 remaining) [2023-11-26 10:50:15,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 104 remaining) [2023-11-26 10:50:15,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 104 remaining) [2023-11-26 10:50:15,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 104 remaining) [2023-11-26 10:50:15,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 104 remaining) [2023-11-26 10:50:15,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 104 remaining) [2023-11-26 10:50:15,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 104 remaining) [2023-11-26 10:50:15,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 104 remaining) [2023-11-26 10:50:15,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 104 remaining) [2023-11-26 10:50:15,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 104 remaining) [2023-11-26 10:50:15,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 104 remaining) [2023-11-26 10:50:15,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 104 remaining) [2023-11-26 10:50:15,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 104 remaining) [2023-11-26 10:50:15,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 104 remaining) [2023-11-26 10:50:15,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 104 remaining) [2023-11-26 10:50:15,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 104 remaining) [2023-11-26 10:50:15,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 104 remaining) [2023-11-26 10:50:15,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 104 remaining) [2023-11-26 10:50:15,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 104 remaining) [2023-11-26 10:50:15,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 104 remaining) [2023-11-26 10:50:15,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 104 remaining) [2023-11-26 10:50:15,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 104 remaining) [2023-11-26 10:50:15,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 104 remaining) [2023-11-26 10:50:15,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 104 remaining) [2023-11-26 10:50:15,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 104 remaining) [2023-11-26 10:50:15,827 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 104 remaining) [2023-11-26 10:50:15,828 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 104 remaining) [2023-11-26 10:50:15,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 104 remaining) [2023-11-26 10:50:15,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 104 remaining) [2023-11-26 10:50:15,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 104 remaining) [2023-11-26 10:50:15,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 104 remaining) [2023-11-26 10:50:15,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 104 remaining) [2023-11-26 10:50:15,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 104 remaining) [2023-11-26 10:50:15,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 104 remaining) [2023-11-26 10:50:15,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 104 remaining) [2023-11-26 10:50:15,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 104 remaining) [2023-11-26 10:50:15,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 104 remaining) [2023-11-26 10:50:15,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 104 remaining) [2023-11-26 10:50:15,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 104 remaining) [2023-11-26 10:50:15,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 104 remaining) [2023-11-26 10:50:15,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 104 remaining) [2023-11-26 10:50:15,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 104 remaining) [2023-11-26 10:50:15,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 104 remaining) [2023-11-26 10:50:15,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 104 remaining) [2023-11-26 10:50:15,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 104 remaining) [2023-11-26 10:50:15,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 104 remaining) [2023-11-26 10:50:15,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 104 remaining) [2023-11-26 10:50:15,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 104 remaining) [2023-11-26 10:50:15,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 104 remaining) [2023-11-26 10:50:15,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 104 remaining) [2023-11-26 10:50:15,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 104 remaining) [2023-11-26 10:50:15,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 104 remaining) [2023-11-26 10:50:15,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr92ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 104 remaining) [2023-11-26 10:50:15,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr93ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 104 remaining) [2023-11-26 10:50:15,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr94ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 104 remaining) [2023-11-26 10:50:15,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr95ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 104 remaining) [2023-11-26 10:50:15,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 104 remaining) [2023-11-26 10:50:15,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 104 remaining) [2023-11-26 10:50:15,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 104 remaining) [2023-11-26 10:50:15,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 104 remaining) [2023-11-26 10:50:15,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 104 remaining) [2023-11-26 10:50:15,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 104 remaining) [2023-11-26 10:50:15,836 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 104 remaining) [2023-11-26 10:50:15,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr103ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 104 remaining) [2023-11-26 10:50:15,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:16,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-26 10:50:16,044 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-26 10:50:16,171 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,171 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,171 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,171 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr95ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,171 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,171 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point L36-1(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point L36-2(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point L36-3(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point L36-4(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point L36-5(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point L36-6(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point L36-7(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,172 INFO L899 garLoopResultBuilder]: For program point L36-8(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point L36-9(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW(line 35) no Hoare annotation was computed. [2023-11-26 10:50:16,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr94ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,175 INFO L899 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,175 INFO L899 garLoopResultBuilder]: For program point L6(lines 6 8) no Hoare annotation was computed. [2023-11-26 10:50:16,175 INFO L899 garLoopResultBuilder]: For program point L39-1(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,175 INFO L899 garLoopResultBuilder]: For program point L39-2(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,175 INFO L899 garLoopResultBuilder]: For program point L39-3(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,175 INFO L899 garLoopResultBuilder]: For program point L39-4(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,175 INFO L899 garLoopResultBuilder]: For program point L39-5(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,176 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW(line 34) no Hoare annotation was computed. [2023-11-26 10:50:16,176 INFO L899 garLoopResultBuilder]: For program point L39-6(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,176 INFO L899 garLoopResultBuilder]: For program point L39-7(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,176 INFO L899 garLoopResultBuilder]: For program point L39-8(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,176 INFO L899 garLoopResultBuilder]: For program point L39-9(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,176 INFO L899 garLoopResultBuilder]: For program point L39-10(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,176 INFO L899 garLoopResultBuilder]: For program point L39-11(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,176 INFO L899 garLoopResultBuilder]: For program point L39-12(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,176 INFO L899 garLoopResultBuilder]: For program point L39-13(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,177 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,177 INFO L899 garLoopResultBuilder]: For program point L39-14(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,177 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,177 INFO L899 garLoopResultBuilder]: For program point L39-15(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,177 INFO L899 garLoopResultBuilder]: For program point L39-16(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,177 INFO L899 garLoopResultBuilder]: For program point L39-17(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,178 INFO L899 garLoopResultBuilder]: For program point L39-18(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,178 INFO L899 garLoopResultBuilder]: For program point L39-19(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,178 INFO L899 garLoopResultBuilder]: For program point L39-20(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,178 INFO L899 garLoopResultBuilder]: For program point L39-21(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,178 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,178 INFO L899 garLoopResultBuilder]: For program point L39-22(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,178 INFO L899 garLoopResultBuilder]: For program point L39-23(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,179 INFO L899 garLoopResultBuilder]: For program point L39-24(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,179 INFO L899 garLoopResultBuilder]: For program point L39-25(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,179 INFO L899 garLoopResultBuilder]: For program point L39-26(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,179 INFO L899 garLoopResultBuilder]: For program point L39-27(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,179 INFO L899 garLoopResultBuilder]: For program point L39-28(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,179 INFO L899 garLoopResultBuilder]: For program point L39-29(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,180 INFO L899 garLoopResultBuilder]: For program point L39-30(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,180 INFO L899 garLoopResultBuilder]: For program point L39-31(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,180 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2023-11-26 10:50:16,180 INFO L899 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2023-11-26 10:50:16,180 INFO L899 garLoopResultBuilder]: For program point L39-32(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,180 INFO L899 garLoopResultBuilder]: For program point L40-1(line 40) no Hoare annotation was computed. [2023-11-26 10:50:16,180 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,181 INFO L899 garLoopResultBuilder]: For program point L39-33(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,181 INFO L899 garLoopResultBuilder]: For program point L40-2(line 40) no Hoare annotation was computed. [2023-11-26 10:50:16,181 INFO L899 garLoopResultBuilder]: For program point L39-34(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,181 INFO L902 garLoopResultBuilder]: At program point L40-3(line 40) the Hoare annotation is: true [2023-11-26 10:50:16,181 INFO L899 garLoopResultBuilder]: For program point L39-35(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,182 INFO L899 garLoopResultBuilder]: For program point L40-4(line 40) no Hoare annotation was computed. [2023-11-26 10:50:16,182 INFO L899 garLoopResultBuilder]: For program point L39-36(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,182 INFO L899 garLoopResultBuilder]: For program point L39-37(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,182 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,182 INFO L899 garLoopResultBuilder]: For program point L39-38(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,182 INFO L899 garLoopResultBuilder]: For program point L39-39(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,182 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,183 INFO L899 garLoopResultBuilder]: For program point L39-40(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,183 INFO L895 garLoopResultBuilder]: At program point L39-41(line 39) the Hoare annotation is: (or (= |ULTIMATE.start_main_~y~0#1| 0) (and (= |ULTIMATE.start_main_~x~0#1| 1) (<= 1 ~counter~0) (<= 0 |ULTIMATE.start_main_~c~0#1|) (= |ULTIMATE.start_main_~y~0#1| 1) (<= ~counter~0 2147483645) (<= 1 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~k~0#1| 256))) [2023-11-26 10:50:16,183 INFO L899 garLoopResultBuilder]: For program point L39-42(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,183 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,183 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,184 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,184 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,184 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,184 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-26 10:50:16,184 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr93ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,184 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,184 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,186 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,186 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,186 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,186 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,186 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,186 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,187 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,187 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,187 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,187 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,187 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 28) no Hoare annotation was computed. [2023-11-26 10:50:16,187 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW(line 34) no Hoare annotation was computed. [2023-11-26 10:50:16,188 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr92ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,188 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,188 INFO L899 garLoopResultBuilder]: For program point L28-1(line 28) no Hoare annotation was computed. [2023-11-26 10:50:16,188 INFO L899 garLoopResultBuilder]: For program point L28-2(line 28) no Hoare annotation was computed. [2023-11-26 10:50:16,188 INFO L899 garLoopResultBuilder]: For program point L28-3(lines 28 37) no Hoare annotation was computed. [2023-11-26 10:50:16,188 INFO L895 garLoopResultBuilder]: At program point L28-5(lines 28 37) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~k~0#1| 256))) (or (and (= |ULTIMATE.start_main_~x~0#1| 1) (<= 0 |ULTIMATE.start_main_~c~0#1|) (= |ULTIMATE.start_main_~y~0#1| 1) (<= 1 |ULTIMATE.start_main_~k~0#1|) .cse0 (= ~counter~0 1)) (and (= |ULTIMATE.start_main_~c~0#1| 0) (= |ULTIMATE.start_main_~y~0#1| 0) (= ~counter~0 0) .cse0 (= |ULTIMATE.start_main_~x~0#1| 0)))) [2023-11-26 10:50:16,189 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,189 INFO L899 garLoopResultBuilder]: For program point L28-6(lines 28 37) no Hoare annotation was computed. [2023-11-26 10:50:16,189 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,189 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr103ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-26 10:50:16,189 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,189 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 28) no Hoare annotation was computed. [2023-11-26 10:50:16,189 INFO L899 garLoopResultBuilder]: For program point L29(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,190 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,190 INFO L899 garLoopResultBuilder]: For program point L29-1(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,190 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,190 INFO L899 garLoopResultBuilder]: For program point L29-2(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,190 INFO L899 garLoopResultBuilder]: For program point L29-3(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,190 INFO L899 garLoopResultBuilder]: For program point L29-4(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,191 INFO L899 garLoopResultBuilder]: For program point L29-5(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,191 INFO L899 garLoopResultBuilder]: For program point L29-6(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,191 INFO L899 garLoopResultBuilder]: For program point L29-7(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,191 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,191 INFO L899 garLoopResultBuilder]: For program point L29-8(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,191 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,191 INFO L899 garLoopResultBuilder]: For program point L29-9(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,192 INFO L899 garLoopResultBuilder]: For program point L29-10(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,192 INFO L899 garLoopResultBuilder]: For program point L29-11(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,192 INFO L899 garLoopResultBuilder]: For program point L29-12(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,192 INFO L899 garLoopResultBuilder]: For program point L29-13(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,192 INFO L899 garLoopResultBuilder]: For program point L29-14(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,192 INFO L899 garLoopResultBuilder]: For program point L29-15(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,192 INFO L899 garLoopResultBuilder]: For program point L29-16(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,193 INFO L899 garLoopResultBuilder]: For program point L29-17(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,193 INFO L899 garLoopResultBuilder]: For program point L29-18(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,193 INFO L899 garLoopResultBuilder]: For program point L29-19(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,193 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-26 10:50:16,193 INFO L899 garLoopResultBuilder]: For program point L29-20(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,193 INFO L899 garLoopResultBuilder]: For program point L29-21(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,193 INFO L899 garLoopResultBuilder]: For program point L29-22(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,194 INFO L899 garLoopResultBuilder]: For program point L29-23(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,194 INFO L899 garLoopResultBuilder]: For program point L29-24(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,194 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,194 INFO L899 garLoopResultBuilder]: For program point L29-25(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,194 INFO L899 garLoopResultBuilder]: For program point L29-26(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,194 INFO L899 garLoopResultBuilder]: For program point L29-27(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,194 INFO L899 garLoopResultBuilder]: For program point L29-28(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,195 INFO L899 garLoopResultBuilder]: For program point L29-29(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,195 INFO L899 garLoopResultBuilder]: For program point L29-30(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,195 INFO L899 garLoopResultBuilder]: For program point L29-31(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,195 INFO L899 garLoopResultBuilder]: For program point L29-32(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,195 INFO L899 garLoopResultBuilder]: For program point L29-33(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,195 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,195 INFO L899 garLoopResultBuilder]: For program point L29-34(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,196 INFO L899 garLoopResultBuilder]: For program point L29-35(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,196 INFO L899 garLoopResultBuilder]: For program point L29-36(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,196 INFO L899 garLoopResultBuilder]: For program point L29-37(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,196 INFO L899 garLoopResultBuilder]: For program point L29-38(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,196 INFO L899 garLoopResultBuilder]: For program point L29-39(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,196 INFO L899 garLoopResultBuilder]: For program point L29-40(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,196 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,197 INFO L899 garLoopResultBuilder]: For program point L29-41(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,197 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,197 INFO L895 garLoopResultBuilder]: At program point L29-42(line 29) the Hoare annotation is: (and (= |ULTIMATE.start_main_~c~0#1| 0) (= |ULTIMATE.start_main_~y~0#1| 0) (<= |ULTIMATE.start_main_~k~0#1| 256) (= ~counter~0 1) (= |ULTIMATE.start_main_~x~0#1| 0)) [2023-11-26 10:50:16,197 INFO L899 garLoopResultBuilder]: For program point L29-43(lines 28 37) no Hoare annotation was computed. [2023-11-26 10:50:16,197 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-26 10:50:16,199 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,199 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,199 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,199 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,199 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,199 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-26 10:50:16,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW(line 35) no Hoare annotation was computed. [2023-11-26 10:50:16,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,201 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2023-11-26 10:50:16,201 INFO L899 garLoopResultBuilder]: For program point L34-1(line 34) no Hoare annotation was computed. [2023-11-26 10:50:16,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,202 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,202 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,202 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,202 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-26 10:50:16,202 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-26 10:50:16,202 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-26 10:50:16,203 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-11-26 10:50:16,203 INFO L899 garLoopResultBuilder]: For program point L35-1(line 35) no Hoare annotation was computed. [2023-11-26 10:50:16,203 INFO L899 garLoopResultBuilder]: For program point L10(lines 10 13) no Hoare annotation was computed. [2023-11-26 10:50:16,203 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 9 15) no Hoare annotation was computed. [2023-11-26 10:50:16,203 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9 15) the Hoare annotation is: true [2023-11-26 10:50:16,203 INFO L899 garLoopResultBuilder]: For program point L10-2(lines 9 15) no Hoare annotation was computed. [2023-11-26 10:50:16,207 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:16,210 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 10:50:16,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:50:16 BoogieIcfgContainer [2023-11-26 10:50:16,224 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 10:50:16,225 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:50:16,225 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:50:16,225 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:50:16,226 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:00" (3/4) ... [2023-11-26 10:50:16,228 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 10:50:16,232 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-26 10:50:16,241 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-26 10:50:16,242 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-26 10:50:16,243 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-26 10:50:16,243 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-26 10:50:16,352 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 10:50:16,353 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 10:50:16,353 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:50:16,354 INFO L158 Benchmark]: Toolchain (without parser) took 17073.52ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 121.7MB in the beginning and 92.9MB in the end (delta: 28.8MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2023-11-26 10:50:16,354 INFO L158 Benchmark]: CDTParser took 1.33ms. Allocated memory is still 111.1MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:50:16,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.14ms. Allocated memory is still 153.1MB. Free memory was 121.7MB in the beginning and 110.4MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 10:50:16,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.91ms. Allocated memory is still 153.1MB. Free memory was 110.4MB in the beginning and 107.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:50:16,355 INFO L158 Benchmark]: Boogie Preprocessor took 76.14ms. Allocated memory is still 153.1MB. Free memory was 107.7MB in the beginning and 105.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:50:16,356 INFO L158 Benchmark]: RCFGBuilder took 990.83ms. Allocated memory is still 153.1MB. Free memory was 105.9MB in the beginning and 119.1MB in the end (delta: -13.2MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-11-26 10:50:16,356 INFO L158 Benchmark]: TraceAbstraction took 15531.52ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 117.9MB in the beginning and 99.1MB in the end (delta: 18.7MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2023-11-26 10:50:16,357 INFO L158 Benchmark]: Witness Printer took 128.27ms. Allocated memory is still 184.5MB. Free memory was 99.1MB in the beginning and 92.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 10:50:16,359 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33ms. Allocated memory is still 111.1MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.14ms. Allocated memory is still 153.1MB. Free memory was 121.7MB in the beginning and 110.4MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.91ms. Allocated memory is still 153.1MB. Free memory was 110.4MB in the beginning and 107.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.14ms. Allocated memory is still 153.1MB. Free memory was 107.7MB in the beginning and 105.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 990.83ms. Allocated memory is still 153.1MB. Free memory was 105.9MB in the beginning and 119.1MB in the end (delta: -13.2MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * TraceAbstraction took 15531.52ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 117.9MB in the beginning and 99.1MB in the end (delta: 18.7MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * Witness Printer took 128.27ms. Allocated memory is still 184.5MB. Free memory was 99.1MB in the beginning and 92.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 223 locations, 104 error locations. Started 1 CEGAR loops. OverallTime: 15.4s, OverallIterations: 18, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1207 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1196 mSDsluCounter, 4269 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2197 mSDsCounter, 167 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2312 IncrementalHoareTripleChecker+Invalid, 2479 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 167 mSolverCounterUnsat, 2072 mSDtfsCounter, 2312 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1613 GetRequests, 1542 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=353occurred in iteration=9, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 18 MinimizatonAttempts, 90 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 16 PreInvPairs, 22 NumberOfFragments, 80 HoareAnnotationTreeSize, 16 FomulaSimplifications, 247 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 50 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 1195 NumberOfCodeBlocks, 1195 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1481 ConstructedInterpolants, 43 QuantifiedInterpolants, 8874 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1844 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 21 InterpolantComputations, 13 PerfectInterpolantSequences, 18/48 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 104 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: (((((((x == 1) && (0 <= c)) && (y == 1)) && (1 <= k)) && (k <= 256)) && (counter == 1)) || (((((c == 0) && (y == 0)) && (counter == 0)) && (k <= 256)) && (x == 0))) RESULT: Ultimate proved your program to be correct! [2023-11-26 10:50:16,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de54c9c-a782-4d97-8f90-4e6b922b3e09/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE