./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i --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_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya --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 5a9444e5380fed44b00432b26b7edd9414dfa93ba2d2f76306ea753732eae2b3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:37:25,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:37:25,590 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-28 23:37:25,595 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:37:25,595 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:37:25,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:37:25,620 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:37:25,621 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:37:25,621 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:37:25,622 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:37:25,622 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:37:25,623 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:37:25,624 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:37:25,624 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:37:25,625 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:37:25,625 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:37:25,626 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:37:25,626 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 23:37:25,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 23:37:25,627 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 23:37:25,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:37:25,628 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:37:25,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:37:25,629 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:37:25,630 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-28 23:37:25,630 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-28 23:37:25,631 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 23:37:25,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:37:25,631 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:37:25,632 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:37:25,632 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:37:25,633 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:37:25,633 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:37:25,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:37:25,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:37:25,634 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:37:25,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:37:25,634 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 23:37:25,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-28 23:37:25,634 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:37:25,635 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:37:25,635 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:37:25,635 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:37:25,635 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:37:25,636 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_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a9444e5380fed44b00432b26b7edd9414dfa93ba2d2f76306ea753732eae2b3 [2023-11-28 23:37:25,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:37:25,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:37:25,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:37:25,889 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:37:25,890 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:37:25,891 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i [2023-11-28 23:37:28,664 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:37:28,814 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:37:28,815 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i [2023-11-28 23:37:28,820 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/data/b965545bb/0ef9a170f58f447eb854062494aa821b/FLAG1541f4300 [2023-11-28 23:37:28,831 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/data/b965545bb/0ef9a170f58f447eb854062494aa821b [2023-11-28 23:37:28,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:37:28,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:37:28,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:37:28,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:37:28,840 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:37:28,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:37:28" (1/1) ... [2023-11-28 23:37:28,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3adb47e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:28, skipping insertion in model container [2023-11-28 23:37:28,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:37:28" (1/1) ... [2023-11-28 23:37:28,863 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:37:29,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:37:29,017 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:37:29,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:37:29,042 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:37:29,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29 WrapperNode [2023-11-28 23:37:29,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:37:29,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:37:29,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:37:29,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:37:29,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,054 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,067 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2023-11-28 23:37:29,068 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:37:29,068 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:37:29,068 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:37:29,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:37:29,077 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,078 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,088 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]. [2023-11-28 23:37:29,088 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,088 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,096 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,097 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:37:29,098 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:37:29,098 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:37:29,098 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:37:29,099 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (1/1) ... [2023-11-28 23:37:29,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:37:29,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:37:29,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:37:29,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:37:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:37:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-28 23:37:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:37:29,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:37:29,219 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:37:29,221 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:37:29,317 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:37:29,337 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:37:29,337 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 23:37:29,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:37:29 BoogieIcfgContainer [2023-11-28 23:37:29,338 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:37:29,340 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:37:29,341 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:37:29,343 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:37:29,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:37:28" (1/3) ... [2023-11-28 23:37:29,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4929a91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:37:29, skipping insertion in model container [2023-11-28 23:37:29,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:37:29" (2/3) ... [2023-11-28 23:37:29,345 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4929a91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:37:29, skipping insertion in model container [2023-11-28 23:37:29,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:37:29" (3/3) ... [2023-11-28 23:37:29,346 INFO L112 eAbstractionObserver]: Analyzing ICFG benchmark10_conjunctive.i [2023-11-28 23:37:29,360 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:37:29,361 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-11-28 23:37:29,402 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:37:29,408 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;@bc2151f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:37:29,408 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-28 23:37:29,412 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 18 states have internal predecessors, (24), 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) [2023-11-28 23:37:29,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-28 23:37:29,417 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:29,417 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-28 23:37:29,418 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:29,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:29,423 INFO L85 PathProgramCache]: Analyzing trace with hash 2450102, now seen corresponding path program 1 times [2023-11-28 23:37:29,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:29,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75260208] [2023-11-28 23:37:29,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:29,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:29,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:29,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75260208] [2023-11-28 23:37:29,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75260208] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:37:29,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:37:29,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:37:29,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442223148] [2023-11-28 23:37:29,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:37:29,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:37:29,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:29,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:37:29,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:37:29,628 INFO L87 Difference]: Start difference. First operand has 19 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 18 states have internal predecessors, (24), 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) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2023-11-28 23:37:29,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:37:29,683 INFO L93 Difference]: Finished difference Result 34 states and 45 transitions. [2023-11-28 23:37:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:37:29,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2023-11-28 23:37:29,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:37:29,691 INFO L225 Difference]: With dead ends: 34 [2023-11-28 23:37:29,691 INFO L226 Difference]: Without dead ends: 15 [2023-11-28 23:37:29,693 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 [2023-11-28 23:37:29,697 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 7 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:37:29,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 15 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:37:29,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2023-11-28 23:37:29,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2023-11-28 23:37:29,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.4) internal successors, (14), 13 states have internal predecessors, (14), 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) [2023-11-28 23:37:29,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2023-11-28 23:37:29,721 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 4 [2023-11-28 23:37:29,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:37:29,721 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2023-11-28 23:37:29,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2023-11-28 23:37:29,721 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2023-11-28 23:37:29,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-28 23:37:29,722 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:29,722 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-28 23:37:29,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-28 23:37:29,723 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:29,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:29,724 INFO L85 PathProgramCache]: Analyzing trace with hash 75953212, now seen corresponding path program 1 times [2023-11-28 23:37:29,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:29,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520496304] [2023-11-28 23:37:29,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:29,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:29,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:29,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:29,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520496304] [2023-11-28 23:37:29,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520496304] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:37:29,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:37:29,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:37:29,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286993760] [2023-11-28 23:37:29,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:37:29,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:37:29,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:29,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:37:29,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:37:29,774 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand has 3 states, 2 states have (on average 2.5) 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) [2023-11-28 23:37:29,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:37:29,797 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2023-11-28 23:37:29,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:37:29,798 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) 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 [2023-11-28 23:37:29,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:37:29,798 INFO L225 Difference]: With dead ends: 16 [2023-11-28 23:37:29,799 INFO L226 Difference]: Without dead ends: 15 [2023-11-28 23:37:29,799 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 [2023-11-28 23:37:29,800 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:37:29,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:37:29,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2023-11-28 23:37:29,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2023-11-28 23:37:29,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 14 states have internal predecessors, (15), 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) [2023-11-28 23:37:29,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2023-11-28 23:37:29,805 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 5 [2023-11-28 23:37:29,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:37:29,806 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2023-11-28 23:37:29,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) 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) [2023-11-28 23:37:29,806 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2023-11-28 23:37:29,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-28 23:37:29,807 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:29,807 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-28 23:37:29,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-28 23:37:29,808 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:29,808 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:29,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1940417672, now seen corresponding path program 1 times [2023-11-28 23:37:29,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:29,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976833615] [2023-11-28 23:37:29,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:29,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:29,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:29,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:29,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976833615] [2023-11-28 23:37:29,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976833615] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:37:29,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:37:29,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-28 23:37:29,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204478895] [2023-11-28 23:37:29,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:37:29,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:37:29,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:29,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:37:29,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:37:29,854 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2023-11-28 23:37:29,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:37:29,872 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2023-11-28 23:37:29,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:37:29,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 6 [2023-11-28 23:37:29,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:37:29,874 INFO L225 Difference]: With dead ends: 15 [2023-11-28 23:37:29,874 INFO L226 Difference]: Without dead ends: 14 [2023-11-28 23:37:29,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:37:29,876 INFO L413 NwaCegarLoop]: 0 mSDtfsCounter, 5 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:37:29,876 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 0 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:37:29,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2023-11-28 23:37:29,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2023-11-28 23:37:29,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 13 states have internal predecessors, (14), 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) [2023-11-28 23:37:29,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2023-11-28 23:37:29,881 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 6 [2023-11-28 23:37:29,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:37:29,881 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2023-11-28 23:37:29,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2023-11-28 23:37:29,882 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2023-11-28 23:37:29,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-28 23:37:29,882 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:29,882 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:37:29,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-28 23:37:29,883 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:29,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:29,884 INFO L85 PathProgramCache]: Analyzing trace with hash -23405634, now seen corresponding path program 1 times [2023-11-28 23:37:29,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:29,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121075780] [2023-11-28 23:37:29,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:29,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:29,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:29,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:29,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121075780] [2023-11-28 23:37:29,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121075780] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:37:29,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:37:29,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:37:29,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059016743] [2023-11-28 23:37:29,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:37:29,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:37:29,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:29,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:37:29,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:37:29,939 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) [2023-11-28 23:37:29,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:37:29,972 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2023-11-28 23:37:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:37:29,973 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 7 [2023-11-28 23:37:29,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:37:29,974 INFO L225 Difference]: With dead ends: 17 [2023-11-28 23:37:29,974 INFO L226 Difference]: Without dead ends: 16 [2023-11-28 23:37:29,974 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 [2023-11-28 23:37:29,976 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:37:29,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:37:29,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2023-11-28 23:37:29,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2023-11-28 23:37:29,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 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) [2023-11-28 23:37:29,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2023-11-28 23:37:29,982 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 7 [2023-11-28 23:37:29,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:37:29,982 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2023-11-28 23:37:29,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) [2023-11-28 23:37:29,982 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2023-11-28 23:37:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-28 23:37:29,983 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:29,983 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:37:29,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-28 23:37:29,984 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:29,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:29,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1492482369, now seen corresponding path program 1 times [2023-11-28 23:37:29,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:29,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707547127] [2023-11-28 23:37:29,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:29,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:29,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:30,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:30,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:30,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707547127] [2023-11-28 23:37:30,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707547127] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:37:30,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:37:30,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-28 23:37:30,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120981701] [2023-11-28 23:37:30,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:37:30,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-28 23:37:30,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:30,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-28 23:37:30,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:37:30,063 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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) [2023-11-28 23:37:30,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:37:30,111 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2023-11-28 23:37:30,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-28 23:37:30,111 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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 10 [2023-11-28 23:37:30,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:37:30,112 INFO L225 Difference]: With dead ends: 16 [2023-11-28 23:37:30,112 INFO L226 Difference]: Without dead ends: 15 [2023-11-28 23:37:30,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:37:30,114 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 8 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:37:30,114 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 5 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:37:30,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2023-11-28 23:37:30,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2023-11-28 23:37:30,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 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) [2023-11-28 23:37:30,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2023-11-28 23:37:30,119 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 10 [2023-11-28 23:37:30,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:37:30,119 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2023-11-28 23:37:30,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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) [2023-11-28 23:37:30,120 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2023-11-28 23:37:30,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-28 23:37:30,120 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:30,120 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:37:30,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-28 23:37:30,121 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:30,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:30,121 INFO L85 PathProgramCache]: Analyzing trace with hash 977686867, now seen corresponding path program 1 times [2023-11-28 23:37:30,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:30,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504023850] [2023-11-28 23:37:30,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:30,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:30,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:30,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:30,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504023850] [2023-11-28 23:37:30,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504023850] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:37:30,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74107673] [2023-11-28 23:37:30,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:30,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:37:30,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:37:30,194 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:37:30,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-28 23:37:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:30,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-28 23:37:30,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:37:30,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:30,340 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:37:30,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:30,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74107673] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:37:30,397 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:37:30,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2023-11-28 23:37:30,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177923680] [2023-11-28 23:37:30,398 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:37:30,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-28 23:37:30,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:30,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-28 23:37:30,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-28 23:37:30,400 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 11 states, 10 states have (on average 3.1) internal successors, (31), 11 states have internal predecessors, (31), 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) [2023-11-28 23:37:30,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:37:30,499 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2023-11-28 23:37:30,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:37:30,499 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.1) internal successors, (31), 11 states have internal predecessors, (31), 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 11 [2023-11-28 23:37:30,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:37:30,500 INFO L225 Difference]: With dead ends: 27 [2023-11-28 23:37:30,500 INFO L226 Difference]: Without dead ends: 26 [2023-11-28 23:37:30,501 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2023-11-28 23:37:30,502 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 11 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:37:30,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 7 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:37:30,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2023-11-28 23:37:30,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2023-11-28 23:37:30,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 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) [2023-11-28 23:37:30,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2023-11-28 23:37:30,509 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 11 [2023-11-28 23:37:30,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:37:30,509 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2023-11-28 23:37:30,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.1) internal successors, (31), 11 states have internal predecessors, (31), 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) [2023-11-28 23:37:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2023-11-28 23:37:30,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-28 23:37:30,510 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:30,510 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-11-28 23:37:30,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-28 23:37:30,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:37:30,711 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:30,712 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:30,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1040756971, now seen corresponding path program 1 times [2023-11-28 23:37:30,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:30,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913358918] [2023-11-28 23:37:30,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:30,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:30,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:30,741 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-28 23:37:30,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:30,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913358918] [2023-11-28 23:37:30,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913358918] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:37:30,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:37:30,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:37:30,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524488952] [2023-11-28 23:37:30,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:37:30,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:37:30,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:30,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:37:30,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:37:30,743 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2023-11-28 23:37:30,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:37:30,758 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2023-11-28 23:37:30,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:37:30,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 13 [2023-11-28 23:37:30,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:37:30,759 INFO L225 Difference]: With dead ends: 25 [2023-11-28 23:37:30,759 INFO L226 Difference]: Without dead ends: 24 [2023-11-28 23:37:30,760 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 [2023-11-28 23:37:30,761 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 1 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:37:30,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:37:30,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2023-11-28 23:37:30,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2023-11-28 23:37:30,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 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) [2023-11-28 23:37:30,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2023-11-28 23:37:30,767 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 13 [2023-11-28 23:37:30,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:37:30,767 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2023-11-28 23:37:30,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2023-11-28 23:37:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2023-11-28 23:37:30,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-28 23:37:30,768 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:30,768 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1] [2023-11-28 23:37:30,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-28 23:37:30,769 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:30,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:30,769 INFO L85 PathProgramCache]: Analyzing trace with hash -547572799, now seen corresponding path program 2 times [2023-11-28 23:37:30,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:30,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540763709] [2023-11-28 23:37:30,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:30,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:30,898 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:30,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:30,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540763709] [2023-11-28 23:37:30,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540763709] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:37:30,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855409038] [2023-11-28 23:37:30,898 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-28 23:37:30,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:37:30,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:37:30,900 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:37:30,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-28 23:37:30,940 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-28 23:37:30,940 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 23:37:30,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-28 23:37:30,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:37:31,084 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:31,084 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:37:31,220 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:31,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855409038] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:37:31,221 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:37:31,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 21 [2023-11-28 23:37:31,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545975198] [2023-11-28 23:37:31,221 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:37:31,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-28 23:37:31,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:31,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-28 23:37:31,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=343, Unknown=0, NotChecked=0, Total=462 [2023-11-28 23:37:31,224 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand has 22 states, 21 states have (on average 3.0476190476190474) internal successors, (64), 22 states have internal predecessors, (64), 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) [2023-11-28 23:37:31,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:37:31,546 INFO L93 Difference]: Finished difference Result 49 states and 52 transitions. [2023-11-28 23:37:31,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-28 23:37:31,546 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 3.0476190476190474) internal successors, (64), 22 states have internal predecessors, (64), 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 23 [2023-11-28 23:37:31,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:37:31,547 INFO L225 Difference]: With dead ends: 49 [2023-11-28 23:37:31,547 INFO L226 Difference]: Without dead ends: 48 [2023-11-28 23:37:31,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=413, Invalid=919, Unknown=0, NotChecked=0, Total=1332 [2023-11-28 23:37:31,549 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 35 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:37:31,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 6 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:37:31,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2023-11-28 23:37:31,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2023-11-28 23:37:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.0212765957446808) internal successors, (48), 47 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) [2023-11-28 23:37:31,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2023-11-28 23:37:31,558 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 48 transitions. Word has length 23 [2023-11-28 23:37:31,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:37:31,559 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 48 transitions. [2023-11-28 23:37:31,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 3.0476190476190474) internal successors, (64), 22 states have internal predecessors, (64), 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) [2023-11-28 23:37:31,559 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2023-11-28 23:37:31,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-28 23:37:31,561 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:31,561 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 1, 1, 1] [2023-11-28 23:37:31,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-28 23:37:31,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:37:31,766 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:31,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:31,767 INFO L85 PathProgramCache]: Analyzing trace with hash -980526691, now seen corresponding path program 3 times [2023-11-28 23:37:31,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:31,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850482054] [2023-11-28 23:37:31,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:31,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:32,096 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:32,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:32,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850482054] [2023-11-28 23:37:32,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850482054] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:37:32,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674788359] [2023-11-28 23:37:32,097 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-28 23:37:32,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:37:32,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:37:32,098 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:37:32,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-28 23:37:32,150 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2023-11-28 23:37:32,150 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 23:37:32,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-28 23:37:32,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:37:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:32,514 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:37:33,047 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:33,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674788359] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:37:33,047 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:37:33,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 45 [2023-11-28 23:37:33,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716799994] [2023-11-28 23:37:33,048 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:37:33,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2023-11-28 23:37:33,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:33,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2023-11-28 23:37:33,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=471, Invalid=1599, Unknown=0, NotChecked=0, Total=2070 [2023-11-28 23:37:33,051 INFO L87 Difference]: Start difference. First operand 48 states and 48 transitions. Second operand has 46 states, 45 states have (on average 3.088888888888889) internal successors, (139), 46 states have internal predecessors, (139), 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) [2023-11-28 23:37:34,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:37:34,735 INFO L93 Difference]: Finished difference Result 97 states and 104 transitions. [2023-11-28 23:37:34,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-11-28 23:37:34,736 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 3.088888888888889) internal successors, (139), 46 states have internal predecessors, (139), 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 [2023-11-28 23:37:34,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:37:34,737 INFO L225 Difference]: With dead ends: 97 [2023-11-28 23:37:34,737 INFO L226 Difference]: Without dead ends: 96 [2023-11-28 23:37:34,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2586 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=2142, Invalid=5514, Unknown=0, NotChecked=0, Total=7656 [2023-11-28 23:37:34,742 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 90 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-28 23:37:34,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 2 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 630 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-28 23:37:34,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-28 23:37:34,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2023-11-28 23:37:34,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 95 states have (on average 1.0105263157894737) internal successors, (96), 95 states have internal predecessors, (96), 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) [2023-11-28 23:37:34,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 96 transitions. [2023-11-28 23:37:34,756 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 96 transitions. Word has length 47 [2023-11-28 23:37:34,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:37:34,756 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 96 transitions. [2023-11-28 23:37:34,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 3.088888888888889) internal successors, (139), 46 states have internal predecessors, (139), 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) [2023-11-28 23:37:34,757 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 96 transitions. [2023-11-28 23:37:34,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-28 23:37:34,760 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:34,760 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 1, 1, 1] [2023-11-28 23:37:34,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-28 23:37:34,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-28 23:37:34,966 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:34,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:34,966 INFO L85 PathProgramCache]: Analyzing trace with hash -828954283, now seen corresponding path program 4 times [2023-11-28 23:37:34,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:34,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620756445] [2023-11-28 23:37:34,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:34,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:35,743 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:35,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:35,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620756445] [2023-11-28 23:37:35,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620756445] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:37:35,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1992818464] [2023-11-28 23:37:35,744 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-28 23:37:35,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:37:35,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:37:35,745 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:37:35,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-28 23:37:35,812 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-28 23:37:35,813 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 23:37:35,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-28 23:37:35,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:37:36,306 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:36,306 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:37:37,609 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:37,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1992818464] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:37:37,609 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:37:37,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32, 32] total 73 [2023-11-28 23:37:37,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315241422] [2023-11-28 23:37:37,610 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:37:37,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2023-11-28 23:37:37,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:37,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2023-11-28 23:37:37,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1160, Invalid=4242, Unknown=0, NotChecked=0, Total=5402 [2023-11-28 23:37:37,615 INFO L87 Difference]: Start difference. First operand 96 states and 96 transitions. Second operand has 74 states, 73 states have (on average 3.0136986301369864) internal successors, (220), 74 states have internal predecessors, (220), 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) [2023-11-28 23:37:43,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:37:43,283 INFO L93 Difference]: Finished difference Result 193 states and 208 transitions. [2023-11-28 23:37:43,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2023-11-28 23:37:43,284 INFO L78 Accepts]: Start accepts. Automaton has has 74 states, 73 states have (on average 3.0136986301369864) internal successors, (220), 74 states have internal predecessors, (220), 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 95 [2023-11-28 23:37:43,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:37:43,286 INFO L225 Difference]: With dead ends: 193 [2023-11-28 23:37:43,286 INFO L226 Difference]: Without dead ends: 192 [2023-11-28 23:37:43,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10966 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=7939, Invalid=21817, Unknown=0, NotChecked=0, Total=29756 [2023-11-28 23:37:43,295 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 395 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2341 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 2531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:37:43,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 2 Invalid, 2531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2341 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-28 23:37:43,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2023-11-28 23:37:43,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2023-11-28 23:37:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 191 states have (on average 1.0052356020942408) internal successors, (192), 191 states have internal predecessors, (192), 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) [2023-11-28 23:37:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 192 transitions. [2023-11-28 23:37:43,315 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 192 transitions. Word has length 95 [2023-11-28 23:37:43,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:37:43,315 INFO L495 AbstractCegarLoop]: Abstraction has 192 states and 192 transitions. [2023-11-28 23:37:43,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 73 states have (on average 3.0136986301369864) internal successors, (220), 74 states have internal predecessors, (220), 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) [2023-11-28 23:37:43,316 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 192 transitions. [2023-11-28 23:37:43,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-28 23:37:43,319 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:37:43,319 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 1, 1, 1] [2023-11-28 23:37:43,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-28 23:37:43,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:37:43,520 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:37:43,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:37:43,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1378953019, now seen corresponding path program 5 times [2023-11-28 23:37:43,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:37:43,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308502858] [2023-11-28 23:37:43,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:37:43,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:37:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:37:46,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 0 proven. 2883 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:46,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:37:46,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308502858] [2023-11-28 23:37:46,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308502858] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:37:46,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368811137] [2023-11-28 23:37:46,263 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-11-28 23:37:46,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:37:46,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:37:46,264 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:37:46,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-28 23:37:46,360 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2023-11-28 23:37:46,361 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 23:37:46,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 65 conjunts are in the unsatisfiable core [2023-11-28 23:37:46,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:37:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 0 proven. 2883 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:49,646 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:37:55,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 0 proven. 2883 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:37:55,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [368811137] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:37:55,075 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:37:55,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 64, 64] total 181 [2023-11-28 23:37:55,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133536924] [2023-11-28 23:37:55,075 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:37:55,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 182 states [2023-11-28 23:37:55,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:37:55,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 182 interpolants. [2023-11-28 23:37:55,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5461, Invalid=27481, Unknown=0, NotChecked=0, Total=32942 [2023-11-28 23:37:55,087 INFO L87 Difference]: Start difference. First operand 192 states and 192 transitions. Second operand has 182 states, 181 states have (on average 3.005524861878453) internal successors, (544), 182 states have internal predecessors, (544), 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) [2023-11-28 23:38:22,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:38:22,518 INFO L93 Difference]: Finished difference Result 421 states and 458 transitions. [2023-11-28 23:38:22,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2023-11-28 23:38:22,519 INFO L78 Accepts]: Start accepts. Automaton has has 182 states, 181 states have (on average 3.005524861878453) internal successors, (544), 182 states have internal predecessors, (544), 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 191 [2023-11-28 23:38:22,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:38:22,522 INFO L225 Difference]: With dead ends: 421 [2023-11-28 23:38:22,522 INFO L226 Difference]: Without dead ends: 420 [2023-11-28 23:38:22,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 660 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 396 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56940 ImplicationChecksByTransitivity, 32.4s TimeCoverageRelationStatistics Valid=41883, Invalid=116123, Unknown=0, NotChecked=0, Total=158006 [2023-11-28 23:38:22,533 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 1657 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 9611 mSolverCounterSat, 642 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1657 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 10253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 642 IncrementalHoareTripleChecker+Valid, 9611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-28 23:38:22,533 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1657 Valid, 2 Invalid, 10253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [642 Valid, 9611 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-28 23:38:22,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2023-11-28 23:38:22,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 420. [2023-11-28 23:38:22,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 419 states have (on average 1.0023866348448687) internal successors, (420), 419 states have internal predecessors, (420), 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) [2023-11-28 23:38:22,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 420 transitions. [2023-11-28 23:38:22,567 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 420 transitions. Word has length 191 [2023-11-28 23:38:22,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:38:22,568 INFO L495 AbstractCegarLoop]: Abstraction has 420 states and 420 transitions. [2023-11-28 23:38:22,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 182 states, 181 states have (on average 3.005524861878453) internal successors, (544), 182 states have internal predecessors, (544), 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) [2023-11-28 23:38:22,569 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 420 transitions. [2023-11-28 23:38:22,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2023-11-28 23:38:22,575 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:38:22,576 INFO L195 NwaCegarLoop]: trace histogram [70, 70, 69, 69, 69, 69, 1, 1, 1] [2023-11-28 23:38:22,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-28 23:38:22,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:38:22,776 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:38:22,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:38:22,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1304772335, now seen corresponding path program 6 times [2023-11-28 23:38:22,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:38:22,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361603131] [2023-11-28 23:38:22,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:38:22,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:38:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:38:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 14283 backedges. 0 proven. 14283 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:38:33,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:38:33,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361603131] [2023-11-28 23:38:33,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361603131] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:38:33,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416406955] [2023-11-28 23:38:33,837 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-11-28 23:38:33,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:38:33,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:38:33,838 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:38:33,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-28 23:38:34,048 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 70 check-sat command(s) [2023-11-28 23:38:34,048 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 23:38:34,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 141 conjunts are in the unsatisfiable core [2023-11-28 23:38:34,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:38:52,817 INFO L134 CoverageAnalysis]: Checked inductivity of 14283 backedges. 0 proven. 14283 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:38:52,817 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:39:17,898 INFO L134 CoverageAnalysis]: Checked inductivity of 14283 backedges. 0 proven. 14283 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:39:17,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416406955] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:39:17,898 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:39:17,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [140, 140, 140] total 418 [2023-11-28 23:39:17,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365337250] [2023-11-28 23:39:17,898 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:39:17,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 419 states [2023-11-28 23:39:17,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:39:17,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 419 interpolants. [2023-11-28 23:39:17,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27621, Invalid=147521, Unknown=0, NotChecked=0, Total=175142 [2023-11-28 23:39:17,922 INFO L87 Difference]: Start difference. First operand 420 states and 420 transitions. Second operand has 419 states, 418 states have (on average 3.0023923444976077) internal successors, (1255), 419 states have internal predecessors, (1255), 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) [2023-11-28 23:42:28,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:42:28,166 INFO L93 Difference]: Finished difference Result 841 states and 910 transitions. [2023-11-28 23:42:28,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 412 states. [2023-11-28 23:42:28,168 INFO L78 Accepts]: Start accepts. Automaton has has 419 states, 418 states have (on average 3.0023923444976077) internal successors, (1255), 419 states have internal predecessors, (1255), 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 419 [2023-11-28 23:42:28,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:42:28,172 INFO L225 Difference]: With dead ends: 841 [2023-11-28 23:42:28,172 INFO L226 Difference]: Without dead ends: 840 [2023-11-28 23:42:28,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1383 GetRequests, 559 SyntacticMatches, 0 SemanticMatches, 824 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239965 ImplicationChecksByTransitivity, 216.7s TimeCoverageRelationStatistics Valid=172655, Invalid=508795, Unknown=0, NotChecked=0, Total=681450 [2023-11-28 23:42:28,207 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 9110 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 46290 mSolverCounterSat, 3115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9110 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 49405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3115 IncrementalHoareTripleChecker+Valid, 46290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:42:28,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9110 Valid, 2 Invalid, 49405 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3115 Valid, 46290 Invalid, 0 Unknown, 0 Unchecked, 16.0s Time] [2023-11-28 23:42:28,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2023-11-28 23:42:28,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 840. [2023-11-28 23:42:28,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 840 states, 839 states have (on average 1.0011918951132301) internal successors, (840), 839 states have internal predecessors, (840), 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) [2023-11-28 23:42:28,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 840 states and 840 transitions. [2023-11-28 23:42:28,247 INFO L78 Accepts]: Start accepts. Automaton has 840 states and 840 transitions. Word has length 419 [2023-11-28 23:42:28,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:42:28,247 INFO L495 AbstractCegarLoop]: Abstraction has 840 states and 840 transitions. [2023-11-28 23:42:28,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 419 states, 418 states have (on average 3.0023923444976077) internal successors, (1255), 419 states have internal predecessors, (1255), 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) [2023-11-28 23:42:28,248 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 840 transitions. [2023-11-28 23:42:28,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 840 [2023-11-28 23:42:28,266 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:42:28,267 INFO L195 NwaCegarLoop]: trace histogram [140, 140, 139, 139, 139, 139, 1, 1, 1] [2023-11-28 23:42:28,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-28 23:42:28,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:42:28,468 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-28 23:42:28,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:42:28,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1853348103, now seen corresponding path program 7 times [2023-11-28 23:42:28,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:42:28,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007801916] [2023-11-28 23:42:28,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:42:28,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:42:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:42:37,376 INFO L134 CoverageAnalysis]: Checked inductivity of 57963 backedges. 53283 proven. 0 refuted. 0 times theorem prover too weak. 4680 trivial. 0 not checked. [2023-11-28 23:42:37,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:42:37,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007801916] [2023-11-28 23:42:37,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007801916] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:42:37,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:42:37,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [102] imperfect sequences [] total 102 [2023-11-28 23:42:37,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829741360] [2023-11-28 23:42:37,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:42:37,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2023-11-28 23:42:37,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:42:37,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2023-11-28 23:42:37,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5151, Invalid=5151, Unknown=0, NotChecked=0, Total=10302 [2023-11-28 23:42:37,381 INFO L87 Difference]: Start difference. First operand 840 states and 840 transitions. Second operand has 102 states, 102 states have (on average 5.9411764705882355) internal successors, (606), 102 states have internal predecessors, (606), 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) [2023-11-28 23:42:39,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:42:39,170 INFO L93 Difference]: Finished difference Result 840 states and 840 transitions. [2023-11-28 23:42:39,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2023-11-28 23:42:39,171 INFO L78 Accepts]: Start accepts. Automaton has has 102 states, 102 states have (on average 5.9411764705882355) internal successors, (606), 102 states have internal predecessors, (606), 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 839 [2023-11-28 23:42:39,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:42:39,172 INFO L225 Difference]: With dead ends: 840 [2023-11-28 23:42:39,172 INFO L226 Difference]: Without dead ends: 0 [2023-11-28 23:42:39,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=5151, Invalid=5151, Unknown=0, NotChecked=0, Total=10302 [2023-11-28 23:42:39,176 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3116 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 3116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:42:39,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7 Invalid, 3116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3116 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-28 23:42:39,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-28 23:42:39,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-28 23:42:39,176 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) [2023-11-28 23:42:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-28 23:42:39,176 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 839 [2023-11-28 23:42:39,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:42:39,177 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-28 23:42:39,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 5.9411764705882355) internal successors, (606), 102 states have internal predecessors, (606), 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) [2023-11-28 23:42:39,177 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-28 23:42:39,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-28 23:42:39,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2023-11-28 23:42:39,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2023-11-28 23:42:39,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2023-11-28 23:42:39,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2023-11-28 23:42:39,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-28 23:42:39,181 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-28 23:42:43,453 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2023-11-28 23:42:43,453 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-28 23:42:43,453 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2023-11-28 23:42:43,453 INFO L899 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2023-11-28 23:42:43,454 INFO L899 garLoopResultBuilder]: For program point L25-1(line 25) no Hoare annotation was computed. [2023-11-28 23:42:43,456 INFO L895 garLoopResultBuilder]: At program point L23-2(lines 23 27) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_main_~c~0#1| 0)) (.cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|))) (or (and (<= |ULTIMATE.start_main_~c~0#1| 276) .cse0 (= |ULTIMATE.start_main_~i~0#1| 24)) (and (= 35 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 595) .cse0) (and (= 51 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 1275) .cse0) (and (<= 97 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| (* 42 |ULTIMATE.start_main_~i~0#1|)) 2147482786)) (and .cse0 (= 19 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 171)) (and (<= (+ (* 62 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147481756) .cse0 (<= 77 |ULTIMATE.start_main_~i~0#1|)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| (* 40 |ULTIMATE.start_main_~i~0#1|)) 2147482867) .cse0 (<= 99 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~c~0#1| 351) (= |ULTIMATE.start_main_~i~0#1| 27) .cse0) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2211) (= 67 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~c~0#1| 325) (= |ULTIMATE.start_main_~i~0#1| 26) .cse0) (and (<= |ULTIMATE.start_main_~c~0#1| 1431) .cse0 (= |ULTIMATE.start_main_~i~0#1| 54)) (and (<= |ULTIMATE.start_main_~c~0#1| 28) (= |ULTIMATE.start_main_~i~0#1| 8) .cse0) (and .cse0 (= |ULTIMATE.start_main_~i~0#1| 48) (<= |ULTIMATE.start_main_~c~0#1| 1128)) (and (<= 98 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| (* 41 |ULTIMATE.start_main_~i~0#1|)) 2147482827)) (and .cse0 (<= 74 |ULTIMATE.start_main_~i~0#1|) (<= (+ (* |ULTIMATE.start_main_~i~0#1| 65) |ULTIMATE.start_main_~c~0#1|) 2147481567)) (and .cse0 (= |ULTIMATE.start_main_~i~0#1| 61) (<= |ULTIMATE.start_main_~c~0#1| 1830)) (and (<= |ULTIMATE.start_main_~c~0#1| 703) .cse0 (= |ULTIMATE.start_main_~i~0#1| 38)) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 946) (= 44 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~c~0#1| 1891) .cse0 (= 62 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~c~0#1| 2145) .cse0 (= 66 |ULTIMATE.start_main_~i~0#1|)) (and (= 21 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 210)) (and (= 9 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 36) .cse0) (and (<= (+ (* |ULTIMATE.start_main_~i~0#1| 48) |ULTIMATE.start_main_~c~0#1|) 2147482519) (<= 91 |ULTIMATE.start_main_~i~0#1|) .cse0) (and (<= (+ (* 66 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147481502) .cse0 (<= 73 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (= 49 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 1176)) (and (<= 87 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ (* 52 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147482321)) (and (= |ULTIMATE.start_main_~i~0#1| 15) (<= |ULTIMATE.start_main_~c~0#1| 105) .cse0) (and (<= |ULTIMATE.start_main_~c~0#1| 666) .cse0 (= |ULTIMATE.start_main_~i~0#1| 37)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| (* |ULTIMATE.start_main_~i~0#1| 39)) 2147482906) .cse0 (<= 100 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (= 47 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 1081)) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 1326) (= 52 |ULTIMATE.start_main_~i~0#1|)) (and (<= 88 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| (* 51 |ULTIMATE.start_main_~i~0#1|)) 2147482372)) (and (= 31 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 465)) (and .cse0 (<= 85 |ULTIMATE.start_main_~i~0#1|) (<= (+ (* |ULTIMATE.start_main_~i~0#1| 54) |ULTIMATE.start_main_~c~0#1|) 2147482216)) (and .cse0 (<= 78 |ULTIMATE.start_main_~i~0#1|) (<= (+ (* |ULTIMATE.start_main_~i~0#1| 61) |ULTIMATE.start_main_~c~0#1|) 2147481817)) (and (<= |ULTIMATE.start_main_~c~0#1| 1225) .cse0 (= |ULTIMATE.start_main_~i~0#1| 50)) (and .cse0 (= 32 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 496)) (and .cse0 (= |ULTIMATE.start_main_~i~0#1| 58) (<= |ULTIMATE.start_main_~c~0#1| 1653)) (and (<= |ULTIMATE.start_main_~c~0#1| 990) .cse0 (= |ULTIMATE.start_main_~i~0#1| 45)) (and (<= |ULTIMATE.start_main_~c~0#1| 45) .cse0 (= |ULTIMATE.start_main_~i~0#1| 10)) (and (= 41 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 820) .cse0) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2346) (= 69 |ULTIMATE.start_main_~i~0#1|)) (and (= |ULTIMATE.start_main_~i~0#1| 17) (<= |ULTIMATE.start_main_~c~0#1| 136) .cse0) (and (<= 82 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| (* 57 |ULTIMATE.start_main_~i~0#1|)) 2147482051)) (and (= 64 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2016)) (and (<= |ULTIMATE.start_main_~c~0#1| 1596) .cse0 (= 57 |ULTIMATE.start_main_~i~0#1|)) (and (<= 92 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ (* 47 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147482566)) (and (= |ULTIMATE.start_main_~i~0#1| 12) (<= |ULTIMATE.start_main_~c~0#1| 66) .cse0) (and (<= 89 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ (* |ULTIMATE.start_main_~i~0#1| 50) |ULTIMATE.start_main_~c~0#1|) 2147482422)) (and (= |ULTIMATE.start_main_~i~0#1| 34) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 561)) (and (<= (+ (* 59 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147481936) .cse0 (<= 80 |ULTIMATE.start_main_~i~0#1|)) (and (<= 72 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| (* 67 |ULTIMATE.start_main_~i~0#1|)) 2147481436)) (and (<= |ULTIMATE.start_main_~c~0#1| 120) .cse0 (= 16 |ULTIMATE.start_main_~i~0#1|)) (and (= |ULTIMATE.start_main_~i~0#1| 43) (<= |ULTIMATE.start_main_~c~0#1| 903) .cse0) (and (<= 93 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| (* 46 |ULTIMATE.start_main_~i~0#1|)) 2147482612)) (and (<= |ULTIMATE.start_main_~c~0#1| 15) .cse0 (= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (= |ULTIMATE.start_main_~i~0#1| 13) (<= |ULTIMATE.start_main_~c~0#1| 78)) (and (= |ULTIMATE.start_main_~i~0#1| 4) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 6)) (and .cse0 (= |ULTIMATE.start_main_~i~0#1| 39) (<= |ULTIMATE.start_main_~c~0#1| 741)) (and (<= |ULTIMATE.start_main_~c~0#1| 21) .cse0 (= 7 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 91) (= 14 |ULTIMATE.start_main_~i~0#1|)) (and (= 29 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 406)) (and .cse0 (= |ULTIMATE.start_main_~i~0#1| 55) (<= |ULTIMATE.start_main_~c~0#1| 1485)) (and .cse0 (= 56 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 1540)) (and (= |ULTIMATE.start_main_~i~0#1| 63) (<= |ULTIMATE.start_main_~c~0#1| 1953) .cse0) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 1711) (= 59 |ULTIMATE.start_main_~i~0#1|)) (and (= |ULTIMATE.start_main_~i~0#1| 28) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 378)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| (* 56 |ULTIMATE.start_main_~i~0#1|)) 2147482107) (<= 83 |ULTIMATE.start_main_~i~0#1|) .cse0) (and .cse0 (<= (+ (* |ULTIMATE.start_main_~i~0#1| 43) |ULTIMATE.start_main_~c~0#1|) 2147482744) (<= 96 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~c~0#1| 528) (= |ULTIMATE.start_main_~i~0#1| 33) .cse0) (and (<= |ULTIMATE.start_main_~c~0#1| 231) .cse0 (= 22 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 75 |ULTIMATE.start_main_~i~0#1|) (<= (+ |ULTIMATE.start_main_~c~0#1| (* 64 |ULTIMATE.start_main_~i~0#1|)) 2147481631)) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 300) (= |ULTIMATE.start_main_~i~0#1| 25)) (and (= |ULTIMATE.start_main_~i~0#1| 65) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2080)) (and (= 5 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 10) .cse0) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 153) (= |ULTIMATE.start_main_~i~0#1| 18)) (and .cse0 (<= 95 |ULTIMATE.start_main_~i~0#1|) (<= (+ (* 44 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147482701)) (and (= 40 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 780)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| (* 69 |ULTIMATE.start_main_~i~0#1|)) 2147481232) (<= 70 |ULTIMATE.start_main_~i~0#1|)) (and (= |ULTIMATE.start_main_~i~0#1| 11) (<= |ULTIMATE.start_main_~c~0#1| 55) .cse0) (and (<= |ULTIMATE.start_main_~c~0#1| 435) (= 30 |ULTIMATE.start_main_~i~0#1|) .cse0) (and (= |ULTIMATE.start_main_~i~0#1| 20) (<= |ULTIMATE.start_main_~c~0#1| 190) .cse0) (and (= 23 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 253)) (and (<= 86 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| (* 53 |ULTIMATE.start_main_~i~0#1|)) 2147482269)) (and (<= |ULTIMATE.start_main_~c~0#1| 1770) (= |ULTIMATE.start_main_~i~0#1| 60) .cse0) (and (<= |ULTIMATE.start_main_~c~0#1| 1) (= 2 |ULTIMATE.start_main_~i~0#1|) .cse0) (and (<= 84 |ULTIMATE.start_main_~i~0#1|) (<= (+ (* |ULTIMATE.start_main_~i~0#1| 55) |ULTIMATE.start_main_~c~0#1|) 2147482162) .cse0) (and .cse1 (= |ULTIMATE.start_main_~i~0#1| 0)) (and (= 68 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2278)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| (* 68 |ULTIMATE.start_main_~i~0#1|)) 2147481369) (<= 71 |ULTIMATE.start_main_~i~0#1|)) (and (= 3 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 3)) (and .cse1 (= |ULTIMATE.start_main_~i~0#1| 1)) (and .cse0 (<= (+ (* |ULTIMATE.start_main_~i~0#1| 58) |ULTIMATE.start_main_~c~0#1|) 2147481994) (<= 81 |ULTIMATE.start_main_~i~0#1|)) (and (= 46 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 1035)) (and .cse0 (= 53 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 1378)) (and (<= (+ (* |ULTIMATE.start_main_~i~0#1| 45) |ULTIMATE.start_main_~c~0#1|) 2147482657) .cse0 (<= 94 |ULTIMATE.start_main_~i~0#1|)) (and (<= 90 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ (* 49 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147482471)) (and .cse0 (= 42 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 861)) (and (<= 79 |ULTIMATE.start_main_~i~0#1|) (<= (+ |ULTIMATE.start_main_~c~0#1| (* |ULTIMATE.start_main_~i~0#1| 60)) 2147481877) .cse0) (and (<= 76 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| (* |ULTIMATE.start_main_~i~0#1| 63)) 2147481694)) (and (= |ULTIMATE.start_main_~i~0#1| 36) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 630)))) [2023-11-28 23:42:43,456 INFO L899 garLoopResultBuilder]: For program point L23-3(lines 23 27) no Hoare annotation was computed. [2023-11-28 23:42:43,456 INFO L899 garLoopResultBuilder]: For program point L15(lines 15 17) no Hoare annotation was computed. [2023-11-28 23:42:43,456 INFO L899 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2023-11-28 23:42:43,457 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-28 23:42:43,457 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 19 30) no Hoare annotation was computed. [2023-11-28 23:42:43,457 INFO L899 garLoopResultBuilder]: For program point L11-2(line 11) no Hoare annotation was computed. [2023-11-28 23:42:43,457 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2023-11-28 23:42:43,457 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2023-11-28 23:42:43,457 INFO L899 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2023-11-28 23:42:43,457 INFO L899 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2023-11-28 23:42:43,457 INFO L899 garLoopResultBuilder]: For program point L24-1(line 24) no Hoare annotation was computed. [2023-11-28 23:42:43,457 INFO L899 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2023-11-28 23:42:43,458 INFO L899 garLoopResultBuilder]: For program point L14(lines 14 18) no Hoare annotation was computed. [2023-11-28 23:42:43,461 INFO L445 BasicCegarLoop]: Path program histogram: [7, 1, 1, 1, 1, 1, 1] [2023-11-28 23:42:43,463 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-28 23:42:43,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:42:43 BoogieIcfgContainer [2023-11-28 23:42:43,495 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-28 23:42:43,495 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 23:42:43,496 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 23:42:43,496 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 23:42:43,497 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:37:29" (3/4) ... [2023-11-28 23:42:43,499 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-28 23:42:43,506 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-28 23:42:43,506 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-28 23:42:43,507 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-28 23:42:43,507 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-28 23:42:43,604 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-28 23:42:43,604 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-28 23:42:43,604 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 23:42:43,605 INFO L158 Benchmark]: Toolchain (without parser) took 314770.83ms. Allocated memory was 142.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 104.6MB in the beginning and 498.2MB in the end (delta: -393.6MB). Peak memory consumption was 672.9MB. Max. memory is 16.1GB. [2023-11-28 23:42:43,605 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:42:43,605 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.41ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 94.2MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-28 23:42:43,606 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.54ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 92.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-28 23:42:43,606 INFO L158 Benchmark]: Boogie Preprocessor took 29.35ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 91.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:42:43,606 INFO L158 Benchmark]: RCFGBuilder took 239.73ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 80.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-28 23:42:43,607 INFO L158 Benchmark]: TraceAbstraction took 314154.59ms. Allocated memory was 142.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 80.1MB in the beginning and 502.3MB in the end (delta: -422.3MB). Peak memory consumption was 832.3MB. Max. memory is 16.1GB. [2023-11-28 23:42:43,607 INFO L158 Benchmark]: Witness Printer took 108.96ms. Allocated memory is still 1.2GB. Free memory was 502.3MB in the beginning and 498.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-28 23:42:43,609 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.41ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 94.2MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.54ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 92.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.35ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 91.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 239.73ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 80.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 314154.59ms. Allocated memory was 142.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 80.1MB in the beginning and 502.3MB in the end (delta: -422.3MB). Peak memory consumption was 832.3MB. Max. memory is 16.1GB. * Witness Printer took 108.96ms. Allocated memory is still 1.2GB. Free memory was 502.3MB in the beginning and 498.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. 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: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: 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 1 procedures, 19 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 314.1s, OverallIterations: 13, TraceHistogramMax: 140, PathProgramHistogramMax: 7, EmptinessCheckTime: 0.0s, AutomataDifference: 227.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11319 SdHoareTripleChecker+Valid, 22.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11319 mSDsluCounter, 63 SdHoareTripleChecker+Invalid, 19.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 4024 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 62278 IncrementalHoareTripleChecker+Invalid, 66302 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4024 mSolverCounterUnsat, 51 mSDtfsCounter, 62278 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2724 GetRequests, 1089 SyntacticMatches, 0 SemanticMatches, 1635 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 310847 ImplicationChecksByTransitivity, 261.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=840occurred in iteration=12, InterpolantAutomatonStates: 935, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 102 NumberOfFragments, 1129 HoareAnnotationTreeSize, 1 FomulaSimplifications, 3960 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 1 FomulaSimplificationsInter, 520 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 78.6s InterpolantComputationTime, 2456 NumberOfCodeBlocks, 2456 NumberOfCodeBlocksAsserted, 128 NumberOfCheckSat, 3217 ConstructedInterpolants, 0 QuantifiedInterpolants, 18337 SizeOfPredicates, 24 NumberOfNonLiveVariables, 1428 ConjunctsInSsa, 270 ConjunctsInUnsatCore, 25 InterpolantComputations, 7 PerfectInterpolantSequences, 57970/112024 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 4 specifications checked. All of them hold - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((c <= 276) && (0 <= c)) && (i == 24)) || (((35 == i) && (c <= 595)) && (0 <= c))) || (((51 == i) && (c <= 1275)) && (0 <= c))) || (((97 <= i) && (0 <= c)) && ((c + (42 * i)) <= 2147482786))) || (((0 <= c) && (19 == i)) && (c <= 171))) || (((((62 * i) + c) <= 2147481756) && (0 <= c)) && (77 <= i))) || ((((c + (40 * i)) <= 2147482867) && (0 <= c)) && (99 <= i))) || (((c <= 351) && (i == 27)) && (0 <= c))) || (((0 <= c) && (c <= 2211)) && (67 == i))) || (((c <= 325) && (i == 26)) && (0 <= c))) || (((c <= 1431) && (0 <= c)) && (i == 54))) || (((c <= 28) && (i == 8)) && (0 <= c))) || (((0 <= c) && (i == 48)) && (c <= 1128))) || (((98 <= i) && (0 <= c)) && ((c + (41 * i)) <= 2147482827))) || (((0 <= c) && (74 <= i)) && (((i * 65) + c) <= 2147481567))) || (((0 <= c) && (i == 61)) && (c <= 1830))) || (((c <= 703) && (0 <= c)) && (i == 38))) || (((0 <= c) && (c <= 946)) && (44 == i))) || (((c <= 1891) && (0 <= c)) && (62 == i))) || (((c <= 2145) && (0 <= c)) && (66 == i))) || (((21 == i) && (0 <= c)) && (c <= 210))) || (((9 == i) && (c <= 36)) && (0 <= c))) || (((((i * 48) + c) <= 2147482519) && (91 <= i)) && (0 <= c))) || (((((66 * i) + c) <= 2147481502) && (0 <= c)) && (73 <= i))) || (((0 <= c) && (49 == i)) && (c <= 1176))) || (((87 <= i) && (0 <= c)) && (((52 * i) + c) <= 2147482321))) || (((i == 15) && (c <= 105)) && (0 <= c))) || (((c <= 666) && (0 <= c)) && (i == 37))) || ((((c + (i * 39)) <= 2147482906) && (0 <= c)) && (100 <= i))) || (((0 <= c) && (47 == i)) && (c <= 1081))) || (((0 <= c) && (c <= 1326)) && (52 == i))) || (((88 <= i) && (0 <= c)) && ((c + (51 * i)) <= 2147482372))) || (((31 == i) && (0 <= c)) && (c <= 465))) || (((0 <= c) && (85 <= i)) && (((i * 54) + c) <= 2147482216))) || (((0 <= c) && (78 <= i)) && (((i * 61) + c) <= 2147481817))) || (((c <= 1225) && (0 <= c)) && (i == 50))) || (((0 <= c) && (32 == i)) && (c <= 496))) || (((0 <= c) && (i == 58)) && (c <= 1653))) || (((c <= 990) && (0 <= c)) && (i == 45))) || (((c <= 45) && (0 <= c)) && (i == 10))) || (((41 == i) && (c <= 820)) && (0 <= c))) || (((0 <= c) && (c <= 2346)) && (69 == i))) || (((i == 17) && (c <= 136)) && (0 <= c))) || (((82 <= i) && (0 <= c)) && ((c + (57 * i)) <= 2147482051))) || (((64 == i) && (0 <= c)) && (c <= 2016))) || (((c <= 1596) && (0 <= c)) && (57 == i))) || (((92 <= i) && (0 <= c)) && (((47 * i) + c) <= 2147482566))) || (((i == 12) && (c <= 66)) && (0 <= c))) || (((89 <= i) && (0 <= c)) && (((i * 50) + c) <= 2147482422))) || (((i == 34) && (0 <= c)) && (c <= 561))) || (((((59 * i) + c) <= 2147481936) && (0 <= c)) && (80 <= i))) || (((72 <= i) && (0 <= c)) && ((c + (67 * i)) <= 2147481436))) || (((c <= 120) && (0 <= c)) && (16 == i))) || (((i == 43) && (c <= 903)) && (0 <= c))) || (((93 <= i) && (0 <= c)) && ((c + (46 * i)) <= 2147482612))) || (((c <= 15) && (0 <= c)) && (6 == i))) || (((0 <= c) && (i == 13)) && (c <= 78))) || (((i == 4) && (0 <= c)) && (c <= 6))) || (((0 <= c) && (i == 39)) && (c <= 741))) || (((c <= 21) && (0 <= c)) && (7 == i))) || (((0 <= c) && (c <= 91)) && (14 == i))) || (((29 == i) && (0 <= c)) && (c <= 406))) || (((0 <= c) && (i == 55)) && (c <= 1485))) || (((0 <= c) && (56 == i)) && (c <= 1540))) || (((i == 63) && (c <= 1953)) && (0 <= c))) || (((0 <= c) && (c <= 1711)) && (59 == i))) || (((i == 28) && (0 <= c)) && (c <= 378))) || ((((c + (56 * i)) <= 2147482107) && (83 <= i)) && (0 <= c))) || (((0 <= c) && (((i * 43) + c) <= 2147482744)) && (96 <= i))) || (((c <= 528) && (i == 33)) && (0 <= c))) || (((c <= 231) && (0 <= c)) && (22 == i))) || (((0 <= c) && (75 <= i)) && ((c + (64 * i)) <= 2147481631))) || (((0 <= c) && (c <= 300)) && (i == 25))) || (((i == 65) && (0 <= c)) && (c <= 2080))) || (((5 == i) && (c <= 10)) && (0 <= c))) || (((0 <= c) && (c <= 153)) && (i == 18))) || (((0 <= c) && (95 <= i)) && (((44 * i) + c) <= 2147482701))) || (((40 == i) && (0 <= c)) && (c <= 780))) || (((0 <= c) && ((c + (69 * i)) <= 2147481232)) && (70 <= i))) || (((i == 11) && (c <= 55)) && (0 <= c))) || (((c <= 435) && (30 == i)) && (0 <= c))) || (((i == 20) && (c <= 190)) && (0 <= c))) || (((23 == i) && (0 <= c)) && (c <= 253))) || (((86 <= i) && (0 <= c)) && ((c + (53 * i)) <= 2147482269))) || (((c <= 1770) && (i == 60)) && (0 <= c))) || (((c <= 1) && (2 == i)) && (0 <= c))) || (((84 <= i) && (((i * 55) + c) <= 2147482162)) && (0 <= c))) || ((c == 0) && (i == 0))) || (((68 == i) && (0 <= c)) && (c <= 2278))) || (((0 <= c) && ((c + (68 * i)) <= 2147481369)) && (71 <= i))) || (((3 == i) && (0 <= c)) && (c <= 3))) || ((c == 0) && (i == 1))) || (((0 <= c) && (((i * 58) + c) <= 2147481994)) && (81 <= i))) || (((46 == i) && (0 <= c)) && (c <= 1035))) || (((0 <= c) && (53 == i)) && (c <= 1378))) || (((((i * 45) + c) <= 2147482657) && (0 <= c)) && (94 <= i))) || (((90 <= i) && (0 <= c)) && (((49 * i) + c) <= 2147482471))) || (((0 <= c) && (42 == i)) && (c <= 861))) || (((79 <= i) && ((c + (i * 60)) <= 2147481877)) && (0 <= c))) || (((76 <= i) && (0 <= c)) && ((c + (i * 63)) <= 2147481694))) || (((i == 36) && (0 <= c)) && (c <= 630))) RESULT: Ultimate proved your program to be correct! [2023-11-28 23:42:43,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f48f938-25d8-4836-869c-c152c9b691f8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE