./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/java_Nested.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e7bb482b 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_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/java_Nested.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 64bit --witnessprinter.graph.data.programhash 6f3c7109e3632c85dc9002b2a2bde96ba9bdc501efcd49505c298845bf1ea677 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:27:08,883 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:27:09,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-06 22:27:09,010 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:27:09,011 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:27:09,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:27:09,055 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:27:09,055 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:27:09,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:27:09,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:27:09,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:27:09,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:27:09,067 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:27:09,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:27:09,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:27:09,070 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:27:09,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:27:09,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:27:09,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:27:09,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:27:09,087 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-06 22:27:09,088 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:27:09,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:27:09,088 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:27:09,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:27:09,090 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:27:09,090 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:27:09,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:27:09,091 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:27:09,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:27:09,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:27:09,094 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:27:09,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:27:09,094 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:27:09,094 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:27:09,095 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:27:09,095 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:27:09,095 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:27:09,096 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_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f3c7109e3632c85dc9002b2a2bde96ba9bdc501efcd49505c298845bf1ea677 [2023-11-06 22:27:09,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:27:09,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:27:09,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:27:09,415 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:27:09,416 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:27:09,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-restricted-15/java_Nested.c [2023-11-06 22:27:12,532 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:27:12,732 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:27:12,733 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/sv-benchmarks/c/termination-restricted-15/java_Nested.c [2023-11-06 22:27:12,738 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/data/51b65b4ed/01f6316099a1483d9b96fb3be3da873f/FLAG62382d97d [2023-11-06 22:27:12,751 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/data/51b65b4ed/01f6316099a1483d9b96fb3be3da873f [2023-11-06 22:27:12,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:27:12,755 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:27:12,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:27:12,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:27:12,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:27:12,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:12,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14058664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12, skipping insertion in model container [2023-11-06 22:27:12,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:12,788 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:27:12,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:27:12,937 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:27:12,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:27:12,963 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:27:12,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12 WrapperNode [2023-11-06 22:27:12,963 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:27:12,965 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:27:12,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:27:12,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:27:12,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:12,979 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:13,000 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2023-11-06 22:27:13,000 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:27:13,001 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:27:13,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:27:13,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:27:13,012 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:13,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:13,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:13,014 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:13,016 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:13,020 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:13,021 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:13,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:13,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:27:13,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:27:13,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:27:13,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:27:13,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (1/1) ... [2023-11-06 22:27:13,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:27:13,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:13,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:27:13,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:27:13,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:27:13,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:27:13,187 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:27:13,189 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:27:13,385 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:27:13,391 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:27:13,392 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:27:13,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:27:13 BoogieIcfgContainer [2023-11-06 22:27:13,394 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:27:13,407 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:27:13,408 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:27:13,411 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:27:13,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:27:12" (1/3) ... [2023-11-06 22:27:13,412 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eac76d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:27:13, skipping insertion in model container [2023-11-06 22:27:13,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:12" (2/3) ... [2023-11-06 22:27:13,413 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eac76d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:27:13, skipping insertion in model container [2023-11-06 22:27:13,413 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:27:13" (3/3) ... [2023-11-06 22:27:13,415 INFO L112 eAbstractionObserver]: Analyzing ICFG java_Nested.c [2023-11-06 22:27:13,464 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:27:13,465 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-06 22:27:13,540 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:27:13,550 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=LoopsAndPotentialCycles, 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;@5a39fba, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:27:13,550 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-06 22:27:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 15 states have (on average 1.8) internal successors, (27), 23 states have internal predecessors, (27), 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) [2023-11-06 22:27:13,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-06 22:27:13,562 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:13,563 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-06 22:27:13,564 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:13,572 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:13,572 INFO L85 PathProgramCache]: Analyzing trace with hash 28699898, now seen corresponding path program 1 times [2023-11-06 22:27:13,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:13,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40112812] [2023-11-06 22:27:13,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:13,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:13,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:13,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:13,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40112812] [2023-11-06 22:27:13,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40112812] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:13,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:13,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:27:13,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758150872] [2023-11-06 22:27:13,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:13,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:27:13,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:13,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:27:13,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:27:13,820 INFO L87 Difference]: Start difference. First operand has 24 states, 15 states have (on average 1.8) internal successors, (27), 23 states have internal predecessors, (27), 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, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:27:13,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:13,938 INFO L93 Difference]: Finished difference Result 55 states and 67 transitions. [2023-11-06 22:27:13,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:27:13,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2023-11-06 22:27:13,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:13,950 INFO L225 Difference]: With dead ends: 55 [2023-11-06 22:27:13,950 INFO L226 Difference]: Without dead ends: 29 [2023-11-06 22:27:13,953 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:27:13,962 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 9 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:13,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 30 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:27:13,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2023-11-06 22:27:14,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2023-11-06 22:27:14,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 26 states have internal predecessors, (32), 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) [2023-11-06 22:27:14,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2023-11-06 22:27:14,009 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 32 transitions. Word has length 5 [2023-11-06 22:27:14,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:14,010 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 32 transitions. [2023-11-06 22:27:14,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:27:14,011 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-11-06 22:27:14,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-06 22:27:14,011 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:14,011 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-06 22:27:14,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:27:14,013 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:14,014 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:14,014 INFO L85 PathProgramCache]: Analyzing trace with hash 28699945, now seen corresponding path program 1 times [2023-11-06 22:27:14,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:14,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11580092] [2023-11-06 22:27:14,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:14,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:14,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:14,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:14,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11580092] [2023-11-06 22:27:14,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11580092] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:14,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:14,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:27:14,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251811495] [2023-11-06 22:27:14,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:14,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:27:14,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:14,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:27:14,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:27:14,092 INFO L87 Difference]: Start difference. First operand 27 states and 32 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) [2023-11-06 22:27:14,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:14,138 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions. [2023-11-06 22:27:14,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:27:14,139 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 [2023-11-06 22:27:14,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:14,141 INFO L225 Difference]: With dead ends: 29 [2023-11-06 22:27:14,142 INFO L226 Difference]: Without dead ends: 28 [2023-11-06 22:27:14,146 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 [2023-11-06 22:27:14,149 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 5 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:14,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 24 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:27:14,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2023-11-06 22:27:14,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2023-11-06 22:27:14,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 19 states have (on average 1.631578947368421) internal successors, (31), 26 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) [2023-11-06 22:27:14,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2023-11-06 22:27:14,162 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 5 [2023-11-06 22:27:14,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:14,163 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2023-11-06 22:27:14,164 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) [2023-11-06 22:27:14,164 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2023-11-06 22:27:14,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-06 22:27:14,164 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:14,165 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:14,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:27:14,165 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:14,175 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:14,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1810845099, now seen corresponding path program 1 times [2023-11-06 22:27:14,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:14,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054129827] [2023-11-06 22:27:14,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:14,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:14,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:14,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:14,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054129827] [2023-11-06 22:27:14,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054129827] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:14,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:14,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:27:14,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415021542] [2023-11-06 22:27:14,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:14,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:27:14,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:14,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:27:14,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:27:14,264 INFO L87 Difference]: Start difference. First operand 27 states and 31 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) [2023-11-06 22:27:14,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:14,275 INFO L93 Difference]: Finished difference Result 27 states and 31 transitions. [2023-11-06 22:27:14,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:27:14,277 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 [2023-11-06 22:27:14,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:14,278 INFO L225 Difference]: With dead ends: 27 [2023-11-06 22:27:14,279 INFO L226 Difference]: Without dead ends: 26 [2023-11-06 22:27:14,280 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 [2023-11-06 22:27:14,283 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 13 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:14,284 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 18 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:27:14,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2023-11-06 22:27:14,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2023-11-06 22:27:14,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 25 states have internal predecessors, (29), 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) [2023-11-06 22:27:14,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2023-11-06 22:27:14,290 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 7 [2023-11-06 22:27:14,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:14,290 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2023-11-06 22:27:14,290 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) [2023-11-06 22:27:14,291 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-06 22:27:14,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-06 22:27:14,294 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:14,294 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:14,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:27:14,295 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:14,297 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:14,297 INFO L85 PathProgramCache]: Analyzing trace with hash 301623279, now seen corresponding path program 1 times [2023-11-06 22:27:14,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:14,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570656785] [2023-11-06 22:27:14,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:14,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:14,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:14,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:14,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570656785] [2023-11-06 22:27:14,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570656785] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:14,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:14,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:27:14,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214726044] [2023-11-06 22:27:14,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:14,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:27:14,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:14,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:27:14,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:27:14,355 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:27:14,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:14,367 INFO L93 Difference]: Finished difference Result 33 states and 36 transitions. [2023-11-06 22:27:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:27:14,368 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-11-06 22:27:14,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:14,368 INFO L225 Difference]: With dead ends: 33 [2023-11-06 22:27:14,369 INFO L226 Difference]: Without dead ends: 32 [2023-11-06 22:27:14,369 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 [2023-11-06 22:27:14,370 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 0 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:14,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 34 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:27:14,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2023-11-06 22:27:14,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2023-11-06 22:27:14,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 25 states have (on average 1.4) internal successors, (35), 31 states have internal predecessors, (35), 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) [2023-11-06 22:27:14,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2023-11-06 22:27:14,378 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 8 [2023-11-06 22:27:14,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:14,379 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2023-11-06 22:27:14,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:27:14,379 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2023-11-06 22:27:14,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-06 22:27:14,380 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:14,380 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:14,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:27:14,380 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:14,381 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:14,381 INFO L85 PathProgramCache]: Analyzing trace with hash 760387117, now seen corresponding path program 1 times [2023-11-06 22:27:14,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:14,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303333198] [2023-11-06 22:27:14,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:14,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:14,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:14,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303333198] [2023-11-06 22:27:14,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303333198] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:14,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:14,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:27:14,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104564221] [2023-11-06 22:27:14,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:14,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:27:14,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:14,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:27:14,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:27:14,461 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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) [2023-11-06 22:27:14,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:14,498 INFO L93 Difference]: Finished difference Result 32 states and 35 transitions. [2023-11-06 22:27:14,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:27:14,499 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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 9 [2023-11-06 22:27:14,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:14,500 INFO L225 Difference]: With dead ends: 32 [2023-11-06 22:27:14,500 INFO L226 Difference]: Without dead ends: 30 [2023-11-06 22:27:14,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:27:14,501 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 8 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:14,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 16 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:27:14,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2023-11-06 22:27:14,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2023-11-06 22:27:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 25 states have (on average 1.28) internal successors, (32), 29 states have internal predecessors, (32), 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) [2023-11-06 22:27:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2023-11-06 22:27:14,509 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 9 [2023-11-06 22:27:14,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:14,509 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2023-11-06 22:27:14,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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) [2023-11-06 22:27:14,510 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2023-11-06 22:27:14,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-06 22:27:14,510 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:14,511 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:14,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:27:14,511 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:14,512 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:14,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1035144580, now seen corresponding path program 1 times [2023-11-06 22:27:14,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:14,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241813782] [2023-11-06 22:27:14,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:14,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:14,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 22:27:14,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:14,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241813782] [2023-11-06 22:27:14,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241813782] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:14,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:14,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:27:14,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408613550] [2023-11-06 22:27:14,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:14,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:27:14,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:14,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:27:14,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:27:14,558 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2023-11-06 22:27:14,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:14,569 INFO L93 Difference]: Finished difference Result 30 states and 32 transitions. [2023-11-06 22:27:14,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:27:14,569 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 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 12 [2023-11-06 22:27:14,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:14,570 INFO L225 Difference]: With dead ends: 30 [2023-11-06 22:27:14,570 INFO L226 Difference]: Without dead ends: 29 [2023-11-06 22:27:14,571 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 [2023-11-06 22:27:14,572 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 5 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:14,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 14 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:27:14,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2023-11-06 22:27:14,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2023-11-06 22:27:14,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 25 states have (on average 1.24) internal successors, (31), 28 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) [2023-11-06 22:27:14,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 31 transitions. [2023-11-06 22:27:14,579 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 31 transitions. Word has length 12 [2023-11-06 22:27:14,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:14,579 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 31 transitions. [2023-11-06 22:27:14,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2023-11-06 22:27:14,580 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-11-06 22:27:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-06 22:27:14,580 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:14,580 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:14,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:27:14,581 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:14,581 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:14,581 INFO L85 PathProgramCache]: Analyzing trace with hash 2024710977, now seen corresponding path program 1 times [2023-11-06 22:27:14,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:14,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413405078] [2023-11-06 22:27:14,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:14,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:14,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:14,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 22:27:14,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:14,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413405078] [2023-11-06 22:27:14,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413405078] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:14,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:14,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:27:14,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276832217] [2023-11-06 22:27:14,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:14,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:27:14,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:14,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:27:14,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:27:14,648 INFO L87 Difference]: Start difference. First operand 29 states and 31 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) [2023-11-06 22:27:14,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:14,664 INFO L93 Difference]: Finished difference Result 44 states and 47 transitions. [2023-11-06 22:27:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:27:14,664 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 [2023-11-06 22:27:14,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:14,665 INFO L225 Difference]: With dead ends: 44 [2023-11-06 22:27:14,665 INFO L226 Difference]: Without dead ends: 43 [2023-11-06 22:27:14,666 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 [2023-11-06 22:27:14,666 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 3 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:14,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 26 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:27:14,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2023-11-06 22:27:14,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2023-11-06 22:27:14,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 39 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:27:14,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 46 transitions. [2023-11-06 22:27:14,675 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 46 transitions. Word has length 13 [2023-11-06 22:27:14,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:14,675 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 46 transitions. [2023-11-06 22:27:14,675 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) [2023-11-06 22:27:14,675 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-06 22:27:14,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-06 22:27:14,676 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:14,676 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:14,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:27:14,677 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:14,677 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:14,677 INFO L85 PathProgramCache]: Analyzing trace with hash 2024712419, now seen corresponding path program 1 times [2023-11-06 22:27:14,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:14,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6232439] [2023-11-06 22:27:14,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:14,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:14,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 22:27:14,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:14,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6232439] [2023-11-06 22:27:14,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6232439] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:14,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:14,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:27:14,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720498874] [2023-11-06 22:27:14,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:14,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:27:14,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:14,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:27:14,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:27:14,717 INFO L87 Difference]: Start difference. First operand 40 states and 46 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) [2023-11-06 22:27:14,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:14,734 INFO L93 Difference]: Finished difference Result 40 states and 46 transitions. [2023-11-06 22:27:14,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:27:14,735 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 [2023-11-06 22:27:14,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:14,736 INFO L225 Difference]: With dead ends: 40 [2023-11-06 22:27:14,736 INFO L226 Difference]: Without dead ends: 38 [2023-11-06 22:27:14,736 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 [2023-11-06 22:27:14,737 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 4 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:14,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 14 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:27:14,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2023-11-06 22:27:14,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 30. [2023-11-06 22:27:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 29 states have internal predecessors, (33), 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) [2023-11-06 22:27:14,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2023-11-06 22:27:14,743 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 13 [2023-11-06 22:27:14,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:14,744 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2023-11-06 22:27:14,744 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) [2023-11-06 22:27:14,744 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-06 22:27:14,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-06 22:27:14,745 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:14,745 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:14,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:27:14,745 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:14,746 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:14,746 INFO L85 PathProgramCache]: Analyzing trace with hash 128451365, now seen corresponding path program 1 times [2023-11-06 22:27:14,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:14,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305491529] [2023-11-06 22:27:14,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:14,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:14,791 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:14,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:14,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305491529] [2023-11-06 22:27:14,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305491529] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:27:14,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320172310] [2023-11-06 22:27:14,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:14,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:14,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:14,796 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:14,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:27:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:14,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:27:14,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:14,953 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:14,954 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:27:15,004 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:15,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320172310] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:27:15,004 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:27:15,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2023-11-06 22:27:15,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814672009] [2023-11-06 22:27:15,005 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:27:15,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:27:15,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:15,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:27:15,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:27:15,007 INFO L87 Difference]: Start difference. First operand 30 states and 33 transitions. Second operand has 6 states, 5 states have (on average 5.8) internal successors, (29), 6 states have internal predecessors, (29), 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) [2023-11-06 22:27:15,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:15,035 INFO L93 Difference]: Finished difference Result 88 states and 101 transitions. [2023-11-06 22:27:15,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:27:15,036 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 6 states have internal predecessors, (29), 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 15 [2023-11-06 22:27:15,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:15,037 INFO L225 Difference]: With dead ends: 88 [2023-11-06 22:27:15,037 INFO L226 Difference]: Without dead ends: 87 [2023-11-06 22:27:15,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:27:15,038 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 22 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 54 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 [2023-11-06 22:27:15,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 54 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:27:15,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-06 22:27:15,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2023-11-06 22:27:15,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 83 states have (on average 1.144578313253012) internal successors, (95), 84 states have internal predecessors, (95), 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) [2023-11-06 22:27:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 95 transitions. [2023-11-06 22:27:15,051 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 95 transitions. Word has length 15 [2023-11-06 22:27:15,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:15,052 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 95 transitions. [2023-11-06 22:27:15,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 6 states have internal predecessors, (29), 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) [2023-11-06 22:27:15,052 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 95 transitions. [2023-11-06 22:27:15,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-06 22:27:15,053 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:15,053 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1] [2023-11-06 22:27:15,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:15,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:15,259 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:15,260 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:15,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1911050654, now seen corresponding path program 1 times [2023-11-06 22:27:15,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:15,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290285917] [2023-11-06 22:27:15,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:15,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:15,351 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:27:15,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:15,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290285917] [2023-11-06 22:27:15,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290285917] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:15,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:15,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:27:15,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000272948] [2023-11-06 22:27:15,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:15,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:27:15,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:15,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:27:15,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:27:15,354 INFO L87 Difference]: Start difference. First operand 85 states and 95 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 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) [2023-11-06 22:27:15,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:15,374 INFO L93 Difference]: Finished difference Result 85 states and 95 transitions. [2023-11-06 22:27:15,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:27:15,375 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 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) Word has length 24 [2023-11-06 22:27:15,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:15,376 INFO L225 Difference]: With dead ends: 85 [2023-11-06 22:27:15,376 INFO L226 Difference]: Without dead ends: 84 [2023-11-06 22:27:15,377 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 [2023-11-06 22:27:15,378 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 1 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:15,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 12 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:27:15,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-06 22:27:15,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 53. [2023-11-06 22:27:15,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.0961538461538463) internal successors, (57), 52 states have internal predecessors, (57), 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) [2023-11-06 22:27:15,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 57 transitions. [2023-11-06 22:27:15,387 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 57 transitions. Word has length 24 [2023-11-06 22:27:15,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:15,388 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 57 transitions. [2023-11-06 22:27:15,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 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) [2023-11-06 22:27:15,388 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2023-11-06 22:27:15,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-06 22:27:15,389 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:15,389 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1] [2023-11-06 22:27:15,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-06 22:27:15,390 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:15,390 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:15,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1983309423, now seen corresponding path program 2 times [2023-11-06 22:27:15,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:15,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591642403] [2023-11-06 22:27:15,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:15,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:15,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:15,500 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:15,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:15,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591642403] [2023-11-06 22:27:15,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591642403] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:27:15,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848353444] [2023-11-06 22:27:15,501 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:27:15,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:15,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:15,502 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:15,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:27:15,577 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 22:27:15,577 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:27:15,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:27:15,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:15,670 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:15,670 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:27:15,791 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:15,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [848353444] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:27:15,792 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:27:15,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2023-11-06 22:27:15,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691654955] [2023-11-06 22:27:15,792 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:27:15,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 22:27:15,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:15,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 22:27:15,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:27:15,795 INFO L87 Difference]: Start difference. First operand 53 states and 57 transitions. Second operand has 12 states, 11 states have (on average 6.454545454545454) internal successors, (71), 12 states have internal predecessors, (71), 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) [2023-11-06 22:27:15,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:15,856 INFO L93 Difference]: Finished difference Result 120 states and 135 transitions. [2023-11-06 22:27:15,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 22:27:15,857 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.454545454545454) internal successors, (71), 12 states have internal predecessors, (71), 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 36 [2023-11-06 22:27:15,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:15,858 INFO L225 Difference]: With dead ends: 120 [2023-11-06 22:27:15,858 INFO L226 Difference]: Without dead ends: 119 [2023-11-06 22:27:15,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:27:15,859 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 66 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 105 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 [2023-11-06 22:27:15,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 105 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:27:15,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-06 22:27:15,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2023-11-06 22:27:15,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 118 states have (on average 1.0932203389830508) internal successors, (129), 118 states have internal predecessors, (129), 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) [2023-11-06 22:27:15,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 129 transitions. [2023-11-06 22:27:15,894 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 129 transitions. Word has length 36 [2023-11-06 22:27:15,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:15,895 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 129 transitions. [2023-11-06 22:27:15,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.454545454545454) internal successors, (71), 12 states have internal predecessors, (71), 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) [2023-11-06 22:27:15,896 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 129 transitions. [2023-11-06 22:27:15,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-06 22:27:15,905 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:15,905 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 1, 1, 1, 1] [2023-11-06 22:27:15,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:16,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-06 22:27:16,111 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:16,111 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:16,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1790508079, now seen corresponding path program 3 times [2023-11-06 22:27:16,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:16,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10516818] [2023-11-06 22:27:16,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:16,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:16,509 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:16,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:16,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10516818] [2023-11-06 22:27:16,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10516818] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:27:16,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [651118826] [2023-11-06 22:27:16,510 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-06 22:27:16,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:16,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:16,511 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:16,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:27:16,591 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2023-11-06 22:27:16,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:27:16,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-06 22:27:16,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:16,925 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 365 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:27:16,926 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:27:16,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [651118826] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:16,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:27:16,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [12] total 25 [2023-11-06 22:27:16,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501286608] [2023-11-06 22:27:16,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:16,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:27:16,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:16,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:27:16,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2023-11-06 22:27:16,930 INFO L87 Difference]: Start difference. First operand 119 states and 129 transitions. Second operand has 14 states, 14 states have (on average 5.571428571428571) internal successors, (78), 14 states have internal predecessors, (78), 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) [2023-11-06 22:27:17,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:17,146 INFO L93 Difference]: Finished difference Result 483 states and 538 transitions. [2023-11-06 22:27:17,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:27:17,147 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.571428571428571) internal successors, (78), 14 states have internal predecessors, (78), 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 78 [2023-11-06 22:27:17,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:17,151 INFO L225 Difference]: With dead ends: 483 [2023-11-06 22:27:17,152 INFO L226 Difference]: Without dead ends: 467 [2023-11-06 22:27:17,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2023-11-06 22:27:17,153 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 16 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:17,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 103 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:27:17,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2023-11-06 22:27:17,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 459. [2023-11-06 22:27:17,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 458 states have (on average 1.1331877729257642) internal successors, (519), 458 states have internal predecessors, (519), 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) [2023-11-06 22:27:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 519 transitions. [2023-11-06 22:27:17,190 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 519 transitions. Word has length 78 [2023-11-06 22:27:17,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:17,191 INFO L495 AbstractCegarLoop]: Abstraction has 459 states and 519 transitions. [2023-11-06 22:27:17,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.571428571428571) internal successors, (78), 14 states have internal predecessors, (78), 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) [2023-11-06 22:27:17,191 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 519 transitions. [2023-11-06 22:27:17,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-06 22:27:17,194 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:17,194 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 2, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:17,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-06 22:27:17,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-06 22:27:17,400 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:17,400 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:17,400 INFO L85 PathProgramCache]: Analyzing trace with hash -996843208, now seen corresponding path program 1 times [2023-11-06 22:27:17,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:17,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191543071] [2023-11-06 22:27:17,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:17,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:17,523 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 132 proven. 9 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2023-11-06 22:27:17,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:17,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191543071] [2023-11-06 22:27:17,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191543071] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:27:17,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1039059674] [2023-11-06 22:27:17,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:17,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:17,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:17,532 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:17,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:27:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:17,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:27:17,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:17,640 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 132 proven. 9 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2023-11-06 22:27:17,640 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:27:17,702 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 132 proven. 9 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2023-11-06 22:27:17,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1039059674] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:27:17,702 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:27:17,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2023-11-06 22:27:17,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139117178] [2023-11-06 22:27:17,703 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:27:17,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:27:17,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:17,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:27:17,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:27:17,704 INFO L87 Difference]: Start difference. First operand 459 states and 519 transitions. Second operand has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 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) [2023-11-06 22:27:17,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:17,778 INFO L93 Difference]: Finished difference Result 606 states and 683 transitions. [2023-11-06 22:27:17,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:27:17,779 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 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 82 [2023-11-06 22:27:17,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:17,781 INFO L225 Difference]: With dead ends: 606 [2023-11-06 22:27:17,781 INFO L226 Difference]: Without dead ends: 214 [2023-11-06 22:27:17,787 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:27:17,791 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 27 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:17,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 40 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:27:17,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2023-11-06 22:27:17,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 209. [2023-11-06 22:27:17,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 208 states have (on average 1.0721153846153846) internal successors, (223), 208 states have internal predecessors, (223), 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) [2023-11-06 22:27:17,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 223 transitions. [2023-11-06 22:27:17,808 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 223 transitions. Word has length 82 [2023-11-06 22:27:17,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:17,808 INFO L495 AbstractCegarLoop]: Abstraction has 209 states and 223 transitions. [2023-11-06 22:27:17,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 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) [2023-11-06 22:27:17,809 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 223 transitions. [2023-11-06 22:27:17,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-06 22:27:17,811 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:17,811 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 2, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:17,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:18,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-06 22:27:18,017 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:18,017 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:18,018 INFO L85 PathProgramCache]: Analyzing trace with hash -771565384, now seen corresponding path program 2 times [2023-11-06 22:27:18,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:18,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16768459] [2023-11-06 22:27:18,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:18,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:18,233 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 204 proven. 111 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-06 22:27:18,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:18,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16768459] [2023-11-06 22:27:18,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16768459] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:27:18,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2107509113] [2023-11-06 22:27:18,234 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:27:18,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:18,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:18,235 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:18,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:27:18,321 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 22:27:18,322 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:27:18,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-06 22:27:18,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:18,406 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 204 proven. 111 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-06 22:27:18,406 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:27:18,552 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 204 proven. 111 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-06 22:27:18,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2107509113] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:27:18,553 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:27:18,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 12 [2023-11-06 22:27:18,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954304127] [2023-11-06 22:27:18,553 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:27:18,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 22:27:18,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:18,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 22:27:18,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:27:18,555 INFO L87 Difference]: Start difference. First operand 209 states and 223 transitions. Second operand has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 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) [2023-11-06 22:27:18,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:18,625 INFO L93 Difference]: Finished difference Result 285 states and 302 transitions. [2023-11-06 22:27:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 22:27:18,625 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 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 82 [2023-11-06 22:27:18,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:18,626 INFO L225 Difference]: With dead ends: 285 [2023-11-06 22:27:18,627 INFO L226 Difference]: Without dead ends: 151 [2023-11-06 22:27:18,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 156 SyntacticMatches, 11 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:27:18,628 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 21 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:18,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 46 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:27:18,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-06 22:27:18,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 143. [2023-11-06 22:27:18,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 142 states have (on average 1.0633802816901408) internal successors, (151), 142 states have internal predecessors, (151), 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) [2023-11-06 22:27:18,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 151 transitions. [2023-11-06 22:27:18,638 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 151 transitions. Word has length 82 [2023-11-06 22:27:18,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:18,639 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 151 transitions. [2023-11-06 22:27:18,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 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) [2023-11-06 22:27:18,639 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 151 transitions. [2023-11-06 22:27:18,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-06 22:27:18,640 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:18,640 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 2, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:18,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:18,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-06 22:27:18,845 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:18,846 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:18,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1666726138, now seen corresponding path program 3 times [2023-11-06 22:27:18,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:18,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531858352] [2023-11-06 22:27:18,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:18,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 22:27:19,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:19,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531858352] [2023-11-06 22:27:19,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531858352] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:27:19,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [557189053] [2023-11-06 22:27:19,151 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-06 22:27:19,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:19,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:19,152 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:19,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:27:19,220 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2023-11-06 22:27:19,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:27:19,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:27:19,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:19,353 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 22:27:19,353 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:27:19,690 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 22:27:19,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [557189053] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:27:19,691 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:27:19,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 23 [2023-11-06 22:27:19,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674880332] [2023-11-06 22:27:19,691 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:27:19,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-11-06 22:27:19,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:19,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-11-06 22:27:19,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2023-11-06 22:27:19,694 INFO L87 Difference]: Start difference. First operand 143 states and 151 transitions. Second operand has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 24 states have internal predecessors, (163), 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) [2023-11-06 22:27:19,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:19,796 INFO L93 Difference]: Finished difference Result 232 states and 251 transitions. [2023-11-06 22:27:19,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-06 22:27:19,796 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 24 states have internal predecessors, (163), 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 82 [2023-11-06 22:27:19,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:19,798 INFO L225 Difference]: With dead ends: 232 [2023-11-06 22:27:19,798 INFO L226 Difference]: Without dead ends: 231 [2023-11-06 22:27:19,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2023-11-06 22:27:19,801 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 10 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:19,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 150 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:27:19,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2023-11-06 22:27:19,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2023-11-06 22:27:19,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 230 states have (on average 1.0391304347826087) internal successors, (239), 230 states have internal predecessors, (239), 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) [2023-11-06 22:27:19,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 239 transitions. [2023-11-06 22:27:19,821 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 239 transitions. Word has length 82 [2023-11-06 22:27:19,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:19,822 INFO L495 AbstractCegarLoop]: Abstraction has 231 states and 239 transitions. [2023-11-06 22:27:19,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 24 states have internal predecessors, (163), 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) [2023-11-06 22:27:19,822 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 239 transitions. [2023-11-06 22:27:19,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-06 22:27:19,829 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:19,829 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 23, 22, 22, 22, 3, 2, 2, 2, 1, 1, 1] [2023-11-06 22:27:19,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:20,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-06 22:27:20,045 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:20,045 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:20,045 INFO L85 PathProgramCache]: Analyzing trace with hash -366284273, now seen corresponding path program 4 times [2023-11-06 22:27:20,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:20,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363771121] [2023-11-06 22:27:20,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:20,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:20,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 1777 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-06 22:27:20,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:20,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363771121] [2023-11-06 22:27:20,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363771121] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:27:20,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349948351] [2023-11-06 22:27:20,906 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-06 22:27:20,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:20,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:20,908 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:20,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:27:21,022 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-06 22:27:21,022 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:27:21,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-06 22:27:21,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 1777 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-06 22:27:21,273 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:27:22,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 1777 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-06 22:27:22,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349948351] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:27:22,399 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:27:22,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 47 [2023-11-06 22:27:22,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523555829] [2023-11-06 22:27:22,400 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:27:22,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-11-06 22:27:22,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:22,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-11-06 22:27:22,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1128, Invalid=1128, Unknown=0, NotChecked=0, Total=2256 [2023-11-06 22:27:22,404 INFO L87 Difference]: Start difference. First operand 231 states and 239 transitions. Second operand has 48 states, 47 states have (on average 7.212765957446808) internal successors, (339), 48 states have internal predecessors, (339), 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) [2023-11-06 22:27:22,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:22,619 INFO L93 Difference]: Finished difference Result 412 states and 443 transitions. [2023-11-06 22:27:22,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-11-06 22:27:22,620 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 47 states have (on average 7.212765957446808) internal successors, (339), 48 states have internal predecessors, (339), 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 170 [2023-11-06 22:27:22,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:22,623 INFO L225 Difference]: With dead ends: 412 [2023-11-06 22:27:22,623 INFO L226 Difference]: Without dead ends: 411 [2023-11-06 22:27:22,624 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1128, Invalid=1128, Unknown=0, NotChecked=0, Total=2256 [2023-11-06 22:27:22,625 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 26 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:22,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 300 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:27:22,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2023-11-06 22:27:22,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 411. [2023-11-06 22:27:22,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 410 states have (on average 1.0219512195121951) internal successors, (419), 410 states have internal predecessors, (419), 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) [2023-11-06 22:27:22,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 419 transitions. [2023-11-06 22:27:22,653 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 419 transitions. Word has length 170 [2023-11-06 22:27:22,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:22,654 INFO L495 AbstractCegarLoop]: Abstraction has 411 states and 419 transitions. [2023-11-06 22:27:22,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 7.212765957446808) internal successors, (339), 48 states have internal predecessors, (339), 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) [2023-11-06 22:27:22,655 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 419 transitions. [2023-11-06 22:27:22,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2023-11-06 22:27:22,660 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:22,660 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 47, 46, 46, 46, 6, 5, 5, 5, 1, 1, 1] [2023-11-06 22:27:22,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:22,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-06 22:27:22,867 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:22,867 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:22,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1031670202, now seen corresponding path program 5 times [2023-11-06 22:27:22,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:22,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315076987] [2023-11-06 22:27:22,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:22,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:25,863 INFO L134 CoverageAnalysis]: Checked inductivity of 7755 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-06 22:27:25,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:25,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315076987] [2023-11-06 22:27:25,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315076987] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:27:25,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107713428] [2023-11-06 22:27:25,864 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-11-06 22:27:25,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:25,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:25,868 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:25,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 22:27:26,119 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2023-11-06 22:27:26,119 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:27:26,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-06 22:27:26,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:26,630 INFO L134 CoverageAnalysis]: Checked inductivity of 7755 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-06 22:27:26,630 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:27:30,434 INFO L134 CoverageAnalysis]: Checked inductivity of 7755 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-06 22:27:30,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107713428] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:27:30,434 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:27:30,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48, 48] total 95 [2023-11-06 22:27:30,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878199130] [2023-11-06 22:27:30,435 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:27:30,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2023-11-06 22:27:30,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:30,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2023-11-06 22:27:30,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4560, Invalid=4560, Unknown=0, NotChecked=0, Total=9120 [2023-11-06 22:27:30,445 INFO L87 Difference]: Start difference. First operand 411 states and 419 transitions. Second operand has 96 states, 95 states have (on average 7.3578947368421055) internal successors, (699), 96 states have internal predecessors, (699), 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) [2023-11-06 22:27:31,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:31,080 INFO L93 Difference]: Finished difference Result 768 states and 823 transitions. [2023-11-06 22:27:31,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2023-11-06 22:27:31,081 INFO L78 Accepts]: Start accepts. Automaton has has 96 states, 95 states have (on average 7.3578947368421055) internal successors, (699), 96 states have internal predecessors, (699), 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 350 [2023-11-06 22:27:31,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:31,085 INFO L225 Difference]: With dead ends: 768 [2023-11-06 22:27:31,086 INFO L226 Difference]: Without dead ends: 767 [2023-11-06 22:27:31,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 746 GetRequests, 652 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=4560, Invalid=4560, Unknown=0, NotChecked=0, Total=9120 [2023-11-06 22:27:31,091 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 34 mSDsluCounter, 625 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:31,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 637 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:27:31,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2023-11-06 22:27:31,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 767. [2023-11-06 22:27:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 767 states, 766 states have (on average 1.0117493472584855) internal successors, (775), 766 states have internal predecessors, (775), 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) [2023-11-06 22:27:31,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 775 transitions. [2023-11-06 22:27:31,139 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 775 transitions. Word has length 350 [2023-11-06 22:27:31,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:31,140 INFO L495 AbstractCegarLoop]: Abstraction has 767 states and 775 transitions. [2023-11-06 22:27:31,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 95 states have (on average 7.3578947368421055) internal successors, (699), 96 states have internal predecessors, (699), 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) [2023-11-06 22:27:31,141 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 775 transitions. [2023-11-06 22:27:31,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 707 [2023-11-06 22:27:31,164 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:31,164 INFO L195 NwaCegarLoop]: trace histogram [95, 95, 95, 95, 94, 94, 94, 11, 10, 10, 10, 1, 1, 1] [2023-11-06 22:27:31,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:31,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-06 22:27:31,371 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-06 22:27:31,371 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:31,371 INFO L85 PathProgramCache]: Analyzing trace with hash 390262927, now seen corresponding path program 6 times [2023-11-06 22:27:31,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:31,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389915480] [2023-11-06 22:27:31,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:31,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:42,994 INFO L134 CoverageAnalysis]: Checked inductivity of 32207 backedges. 0 proven. 32197 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-06 22:27:42,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:42,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389915480] [2023-11-06 22:27:42,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389915480] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:27:42,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1509967122] [2023-11-06 22:27:42,995 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-11-06 22:27:42,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:42,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:42,997 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:43,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 22:27:43,446 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 69 check-sat command(s) [2023-11-06 22:27:43,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:27:43,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 1202 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:27:43,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:44,969 INFO L134 CoverageAnalysis]: Checked inductivity of 32207 backedges. 29535 proven. 0 refuted. 0 times theorem prover too weak. 2672 trivial. 0 not checked. [2023-11-06 22:27:44,970 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:27:44,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1509967122] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:44,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:27:44,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [96] total 108 [2023-11-06 22:27:44,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163874474] [2023-11-06 22:27:44,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:44,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-06 22:27:44,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:44,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-06 22:27:44,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4733, Invalid=6823, Unknown=0, NotChecked=0, Total=11556 [2023-11-06 22:27:44,980 INFO L87 Difference]: Start difference. First operand 767 states and 775 transitions. Second operand has 13 states, 13 states have (on average 9.307692307692308) internal successors, (121), 13 states have internal predecessors, (121), 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) [2023-11-06 22:27:45,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:45,071 INFO L93 Difference]: Finished difference Result 767 states and 775 transitions. [2023-11-06 22:27:45,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:27:45,079 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.307692307692308) internal successors, (121), 13 states have internal predecessors, (121), 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 706 [2023-11-06 22:27:45,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:45,084 INFO L225 Difference]: With dead ends: 767 [2023-11-06 22:27:45,085 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:27:45,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 801 GetRequests, 695 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1034 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=4733, Invalid=6823, Unknown=0, NotChecked=0, Total=11556 [2023-11-06 22:27:45,092 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 0 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:45,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 267 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:27:45,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:27:45,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:27:45,097 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) [2023-11-06 22:27:45,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:27:45,097 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 706 [2023-11-06 22:27:45,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:45,097 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:27:45,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.307692307692308) internal successors, (121), 13 states have internal predecessors, (121), 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) [2023-11-06 22:27:45,098 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:27:45,098 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:27:45,101 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-06 22:27:45,101 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-06 22:27:45,101 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-06 22:27:45,102 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-06 22:27:45,102 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-06 22:27:45,102 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-06 22:27:45,102 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-06 22:27:45,102 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-06 22:27:45,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:45,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-06 22:27:45,311 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:27:50,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 13) no Hoare annotation was computed. [2023-11-06 22:27:50,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:27:50,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 14) no Hoare annotation was computed. [2023-11-06 22:27:50,199 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2023-11-06 22:27:50,199 INFO L899 garLoopResultBuilder]: For program point L17(line 17) no Hoare annotation was computed. [2023-11-06 22:27:50,199 INFO L899 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2023-11-06 22:27:50,199 INFO L899 garLoopResultBuilder]: For program point L15-1(line 15) no Hoare annotation was computed. [2023-11-06 22:27:50,199 INFO L899 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2023-11-06 22:27:50,200 INFO L899 garLoopResultBuilder]: For program point L13-1(line 13) no Hoare annotation was computed. [2023-11-06 22:27:50,200 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:27:50,200 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 5 20) the Hoare annotation is: true [2023-11-06 22:27:50,200 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2023-11-06 22:27:50,200 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:27:50,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 13) no Hoare annotation was computed. [2023-11-06 22:27:50,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 14) no Hoare annotation was computed. [2023-11-06 22:27:50,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2023-11-06 22:27:50,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:27:50,203 INFO L899 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2023-11-06 22:27:50,204 INFO L899 garLoopResultBuilder]: For program point L14-1(line 14) no Hoare annotation was computed. [2023-11-06 22:27:50,208 INFO L895 garLoopResultBuilder]: At program point L12-2(lines 12 16) the Hoare annotation is: (let ((.cse7 (= |ULTIMATE.start_main_~i~0#1| 0)) (.cse4 (<= |ULTIMATE.start_main_~c~0#1| 27)) (.cse18 (<= |ULTIMATE.start_main_~c~0#1| 2147483616)) (.cse30 (<= |ULTIMATE.start_main_~c~0#1| 9)) (.cse23 (<= |ULTIMATE.start_main_~c~0#1| 2147483607)) (.cse29 (<= |ULTIMATE.start_main_~c~0#1| 2147483634)) (.cse9 (= 7 |ULTIMATE.start_main_~j~0#1|)) (.cse27 (<= |ULTIMATE.start_main_~c~0#1| 36)) (.cse1 (= |ULTIMATE.start_main_~j~0#1| 11)) (.cse26 (<= 0 |ULTIMATE.start_main_~i~0#1|)) (.cse21 (= |ULTIMATE.start_main_~j~0#1| 10)) (.cse6 (<= 2 |ULTIMATE.start_main_~i~0#1|)) (.cse19 (<= 3 |ULTIMATE.start_main_~i~0#1|)) (.cse16 (= |ULTIMATE.start_main_~j~0#1| 8)) (.cse24 (<= 5 |ULTIMATE.start_main_~i~0#1|)) (.cse11 (<= |ULTIMATE.start_main_~c~0#1| 45)) (.cse28 (<= |ULTIMATE.start_main_~c~0#1| 2147483625)) (.cse8 (= 3 |ULTIMATE.start_main_~j~0#1|)) (.cse13 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (.cse17 (<= 7 |ULTIMATE.start_main_~i~0#1|)) (.cse20 (= 9 |ULTIMATE.start_main_~j~0#1|)) (.cse25 (= 9 |ULTIMATE.start_main_~i~0#1|)) (.cse5 (<= 12 |ULTIMATE.start_main_~j~0#1|)) (.cse31 (<= |ULTIMATE.start_main_~c~0#1| 18)) (.cse14 (= 5 |ULTIMATE.start_main_~j~0#1|)) (.cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (.cse12 (= |ULTIMATE.start_main_~j~0#1| 4)) (.cse10 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (.cse15 (<= 1 |ULTIMATE.start_main_~i~0#1|)) (.cse22 (= 6 |ULTIMATE.start_main_~j~0#1|)) (.cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|)) (.cse2 (<= |ULTIMATE.start_main_~i~0#1| 9))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_main_~c~0#1| 2147483615) .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse6 .cse2) (and (= |ULTIMATE.start_main_~c~0#1| 0) .cse7 .cse8) (and .cse0 .cse9 (<= |ULTIMATE.start_main_~c~0#1| 40) .cse2 .cse10) (and .cse11 .cse0 .cse5 .cse2 .cse10) (and .cse12 .cse7 (<= |ULTIMATE.start_main_~c~0#1| 1) .cse0) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483627) .cse0 .cse2 .cse13 .cse14) (and .cse15 (<= |ULTIMATE.start_main_~c~0#1| 14) .cse0 .cse2 .cse16) (and .cse17 .cse18 .cse0 .cse8 .cse2) (and (<= |ULTIMATE.start_main_~c~0#1| 33) .cse0 .cse19 .cse20 .cse2) (and (<= |ULTIMATE.start_main_~c~0#1| 24) .cse0 .cse6 .cse20 .cse2) (and .cse0 .cse19 (<= |ULTIMATE.start_main_~c~0#1| 31) .cse9 .cse2) (and (<= |ULTIMATE.start_main_~c~0#1| 38) .cse0 .cse2 .cse14 .cse10) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483611) .cse0 .cse9 .cse2 .cse3) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2147483614) .cse2 .cse21 .cse3) (and .cse22 .cse0 .cse19 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 30)) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~c~0#1| 26) .cse6 .cse2) (and .cse23 .cse0 .cse8 .cse2 .cse3) (and .cse24 .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2147483603) .cse2 .cse16) (and .cse12 .cse15 (<= |ULTIMATE.start_main_~c~0#1| 10) .cse0 .cse2) (and (<= |ULTIMATE.start_main_~c~0#1| 43) .cse0 .cse2 .cse21 .cse10) (and .cse17 (<= |ULTIMATE.start_main_~c~0#1| 2147483620) .cse0 .cse9 .cse2) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483637) .cse22 .cse25 .cse0) (and .cse24 .cse0 .cse20 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 2147483604)) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483605) .cse24 .cse0 .cse2 .cse21) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483632) .cse0 .cse2 .cse21 .cse13) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 20) .cse6 .cse2 .cse14) (and .cse15 (<= |ULTIMATE.start_main_~c~0#1| 15) .cse0 .cse20 .cse2) (and (<= |ULTIMATE.start_main_~c~0#1| 25) .cse0 .cse6 .cse2 .cse21) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2147483612) .cse2 .cse3 .cse16) (and .cse0 .cse26 (<= |ULTIMATE.start_main_~c~0#1| 6) .cse20 .cse2) (and .cse12 .cse17 .cse0 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 2147483617)) (and .cse0 .cse9 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 2147483629) .cse13) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483606) .cse24 .cse0 .cse1 .cse2) (and (<= |ULTIMATE.start_main_~c~0#1| 21) .cse22 .cse0 .cse6 .cse2) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483600) .cse24 .cse0 .cse2 .cse14) (and .cse27 .cse0 .cse8 .cse2 .cse10) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483613) .cse0 .cse20 .cse2 .cse3) (and (<= |ULTIMATE.start_main_~c~0#1| 35) .cse0 .cse19 .cse1 .cse2) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 8) .cse1 .cse26 .cse2) (and .cse15 .cse0 .cse9 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 13)) (and .cse17 .cse28 .cse0 .cse5 .cse2) (and .cse22 .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2147483610) .cse2 .cse3) (and .cse17 .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2147483623) .cse2 .cse21) (and (<= |ULTIMATE.start_main_~c~0#1| 4) .cse0 .cse26 .cse9 .cse2) (and .cse22 .cse0 .cse26 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 3)) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483628) .cse22 .cse0 .cse2 .cse13) (and .cse12 .cse0 .cse2 .cse3 (<= |ULTIMATE.start_main_~c~0#1| 2147483608)) (and .cse29 .cse0 .cse5 .cse2 .cse13) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~c~0#1| 44) .cse2 .cse10) (and .cse0 .cse2 .cse10 (<= |ULTIMATE.start_main_~c~0#1| 41) .cse16) (and .cse4 .cse0 .cse19 .cse8 .cse2) (and .cse24 (<= |ULTIMATE.start_main_~c~0#1| 2147483602) .cse0 .cse9 .cse2) (and .cse12 .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2147483626) .cse2 .cse13) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 23) .cse6 .cse2 .cse16) (and .cse25 .cse0 .cse5 (<= |ULTIMATE.start_main_~c~0#1| 2147483643)) (and .cse18 .cse0 .cse5 .cse2 .cse3) (and (<= |ULTIMATE.start_main_~c~0#1| 42) .cse0 .cse20 .cse2 .cse10) (and .cse15 .cse0 .cse2 .cse21 (<= |ULTIMATE.start_main_~c~0#1| 16)) (and .cse0 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 2147483630) .cse13 .cse16) (and .cse0 .cse26 .cse5 .cse30 .cse2) (and .cse17 .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2147483618) .cse2 .cse14) (and .cse12 (<= |ULTIMATE.start_main_~c~0#1| 28) .cse0 .cse19 .cse2) (and .cse22 (<= |ULTIMATE.start_main_~c~0#1| 39) .cse0 .cse2 .cse10) (and .cse12 .cse24 .cse0 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 46)) (and .cse15 .cse0 .cse8 .cse30 .cse2) (and .cse15 .cse0 (<= |ULTIMATE.start_main_~c~0#1| 11) .cse2 .cse14) (and .cse23 .cse24 .cse0 .cse5 .cse2) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483633) .cse0 .cse1 .cse2 .cse13) (and .cse0 .cse19 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 29) .cse14) (and .cse17 (<= |ULTIMATE.start_main_~c~0#1| 2147483619) .cse22 .cse0 .cse2) (and .cse25 .cse0 .cse1 (<= |ULTIMATE.start_main_~c~0#1| 2147483642)) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483641) .cse25 .cse0 .cse21) (and .cse12 (<= |ULTIMATE.start_main_~c~0#1| 19) .cse0 .cse6 .cse2) (and .cse25 .cse29 .cse0 .cse8) (and .cse25 (<= |ULTIMATE.start_main_~c~0#1| 2147483638) .cse0 .cse9) (and .cse25 (<= |ULTIMATE.start_main_~c~0#1| 2147483639) .cse0 .cse16) (and (<= |ULTIMATE.start_main_~c~0#1| 5) .cse0 .cse26 .cse2 .cse16) (and .cse15 .cse0 .cse1 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 17)) (and .cse25 .cse0 .cse20 (<= |ULTIMATE.start_main_~c~0#1| 2147483640)) (and (<= |ULTIMATE.start_main_~c~0#1| 22) .cse0 .cse9 .cse6 .cse2) (and .cse27 .cse0 .cse19 .cse5 .cse2) (and .cse0 .cse26 (<= |ULTIMATE.start_main_~c~0#1| 7) .cse2 .cse21) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483621) .cse17 .cse0 .cse2 .cse16) (and .cse22 .cse24 .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2147483601) .cse2) (and .cse17 .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2147483624) .cse1 .cse2) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483636) .cse25 .cse0 .cse14) (and .cse0 .cse26 (<= |ULTIMATE.start_main_~c~0#1| 2) .cse2 .cse14) (and .cse0 .cse19 .cse2 .cse21 (<= |ULTIMATE.start_main_~c~0#1| 34)) (and .cse0 .cse8 .cse6 .cse31 .cse2) (and .cse0 .cse19 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 32) .cse16) (and .cse24 .cse11 .cse0 .cse8 .cse2) (and .cse28 .cse0 .cse8 .cse2 .cse13) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483631) .cse0 .cse20 .cse2 .cse13) (and .cse17 .cse0 .cse20 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 2147483622)) (and .cse12 .cse25 .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2147483635)) (and .cse15 .cse0 .cse5 .cse31 .cse2) (and .cse0 .cse2 .cse14 .cse3 (<= |ULTIMATE.start_main_~c~0#1| 2147483609)) (and .cse12 (<= |ULTIMATE.start_main_~c~0#1| 37) .cse0 .cse2 .cse10) (and .cse15 .cse22 .cse0 (<= |ULTIMATE.start_main_~c~0#1| 12) .cse2))) [2023-11-06 22:27:50,212 INFO L899 garLoopResultBuilder]: For program point L12-3(lines 12 16) no Hoare annotation was computed. [2023-11-06 22:27:50,212 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2023-11-06 22:27:50,213 INFO L895 garLoopResultBuilder]: At program point L10-2(lines 10 18) the Hoare annotation is: (let ((.cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|)) (.cse1 (<= 12 |ULTIMATE.start_main_~j~0#1|))) (or (and (<= 7 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 2147483616) .cse0 .cse1) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 18)) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483634) .cse0 .cse1 (<= 9 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483625) .cse0 .cse1 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and (<= 5 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 45) .cse0 .cse1) (and (<= 10 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 (<= |ULTIMATE.start_main_~c~0#1| 2147483643)) (and (<= |ULTIMATE.start_main_~c~0#1| 2147483607) .cse0 .cse1 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 (<= |ULTIMATE.start_main_~c~0#1| 9)) (and (<= |ULTIMATE.start_main_~c~0#1| 36) .cse0 .cse1 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and (= |ULTIMATE.start_main_~c~0#1| 0) (= |ULTIMATE.start_main_~i~0#1| 0)) (and (<= |ULTIMATE.start_main_~c~0#1| 27) .cse0 (<= 3 |ULTIMATE.start_main_~i~0#1|) .cse1))) [2023-11-06 22:27:50,213 INFO L899 garLoopResultBuilder]: For program point L10-3(lines 10 18) no Hoare annotation was computed. [2023-11-06 22:27:50,217 INFO L445 BasicCegarLoop]: Path program histogram: [6, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:50,221 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:27:50,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:27:50 BoogieIcfgContainer [2023-11-06 22:27:50,320 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:27:50,321 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:27:50,321 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:27:50,322 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:27:50,322 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:27:13" (3/4) ... [2023-11-06 22:27:50,324 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:27:50,332 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 22:27:50,333 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:27:50,333 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-06 22:27:50,393 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:27:50,394 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:27:50,395 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:27:50,395 INFO L158 Benchmark]: Toolchain (without parser) took 37639.80ms. Allocated memory was 109.1MB in the beginning and 765.5MB in the end (delta: 656.4MB). Free memory was 64.2MB in the beginning and 636.7MB in the end (delta: -572.5MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2023-11-06 22:27:50,396 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 109.1MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:27:50,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.67ms. Allocated memory is still 109.1MB. Free memory was 64.0MB in the beginning and 54.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:27:50,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.73ms. Allocated memory is still 109.1MB. Free memory was 54.6MB in the beginning and 53.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:27:50,397 INFO L158 Benchmark]: Boogie Preprocessor took 22.43ms. Allocated memory is still 109.1MB. Free memory was 53.3MB in the beginning and 52.3MB in the end (delta: 985.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:27:50,397 INFO L158 Benchmark]: RCFGBuilder took 369.70ms. Allocated memory is still 109.1MB. Free memory was 52.3MB in the beginning and 80.8MB in the end (delta: -28.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-11-06 22:27:50,398 INFO L158 Benchmark]: TraceAbstraction took 36913.29ms. Allocated memory was 109.1MB in the beginning and 765.5MB in the end (delta: 656.4MB). Free memory was 80.1MB in the beginning and 639.9MB in the end (delta: -559.8MB). Peak memory consumption was 390.8MB. Max. memory is 16.1GB. [2023-11-06 22:27:50,398 INFO L158 Benchmark]: Witness Printer took 73.48ms. Allocated memory is still 765.5MB. Free memory was 639.9MB in the beginning and 636.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:27:50,400 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 109.1MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.67ms. Allocated memory is still 109.1MB. Free memory was 64.0MB in the beginning and 54.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.73ms. Allocated memory is still 109.1MB. Free memory was 54.6MB in the beginning and 53.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.43ms. Allocated memory is still 109.1MB. Free memory was 53.3MB in the beginning and 52.3MB in the end (delta: 985.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 369.70ms. Allocated memory is still 109.1MB. Free memory was 52.3MB in the beginning and 80.8MB in the end (delta: -28.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * TraceAbstraction took 36913.29ms. Allocated memory was 109.1MB in the beginning and 765.5MB in the end (delta: 656.4MB). Free memory was 80.1MB in the beginning and 639.9MB in the end (delta: -559.8MB). Peak memory consumption was 390.8MB. Max. memory is 16.1GB. * Witness Printer took 73.48ms. Allocated memory is still 765.5MB. Free memory was 639.9MB in the beginning and 636.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. 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: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: 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, 24 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 36.7s, OverallIterations: 18, TraceHistogramMax: 95, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.1s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 270 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 270 mSDsluCounter, 1890 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1568 mSDsCounter, 32 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 858 IncrementalHoareTripleChecker+Invalid, 890 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 32 mSolverCounterUnsat, 322 mSDtfsCounter, 858 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2645 GetRequests, 2301 SyntacticMatches, 11 SemanticMatches, 333 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1272 ImplicationChecksByTransitivity, 10.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=767occurred in iteration=17, InterpolantAutomatonStates: 262, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 18 MinimizatonAttempts, 68 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 115 NumberOfFragments, 1701 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2757 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 72 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 25.2s InterpolantComputationTime, 3298 NumberOfCodeBlocks, 3235 NumberOfCodeBlocksAsserted, 164 NumberOfCheckSat, 4081 ConstructedInterpolants, 0 QuantifiedInterpolants, 11437 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2887 ConjunctsInSsa, 147 ConjunctsInUnsatCore, 34 InterpolantComputations, 11 PerfectInterpolantSequences, 34528/97360 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 8 specifications checked. All of them hold - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= c) && (j == 11)) && (c <= 2147483615)) && (i <= 9)) && (6 <= i)) || (((((c <= 27) && (0 <= c)) && (12 <= j)) && (2 <= i)) && (i <= 9))) || (((c == 0) && (i == 0)) && (3 == j))) || (((((0 <= c) && (7 == j)) && (c <= 40)) && (i <= 9)) && (4 <= i))) || (((((c <= 45) && (0 <= c)) && (12 <= j)) && (i <= 9)) && (4 <= i))) || ((((j == 4) && (i == 0)) && (c <= 1)) && (0 <= c))) || (((((c <= 2147483627) && (0 <= c)) && (i <= 9)) && (8 <= i)) && (5 == j))) || (((((1 <= i) && (c <= 14)) && (0 <= c)) && (i <= 9)) && (j == 8))) || (((((7 <= i) && (c <= 2147483616)) && (0 <= c)) && (3 == j)) && (i <= 9))) || (((((c <= 33) && (0 <= c)) && (3 <= i)) && (9 == j)) && (i <= 9))) || (((((c <= 24) && (0 <= c)) && (2 <= i)) && (9 == j)) && (i <= 9))) || (((((0 <= c) && (3 <= i)) && (c <= 31)) && (7 == j)) && (i <= 9))) || (((((c <= 38) && (0 <= c)) && (i <= 9)) && (5 == j)) && (4 <= i))) || (((((c <= 2147483611) && (0 <= c)) && (7 == j)) && (i <= 9)) && (6 <= i))) || (((((0 <= c) && (c <= 2147483614)) && (i <= 9)) && (j == 10)) && (6 <= i))) || (((((6 == j) && (0 <= c)) && (3 <= i)) && (i <= 9)) && (c <= 30))) || (((((0 <= c) && (j == 11)) && (c <= 26)) && (2 <= i)) && (i <= 9))) || (((((c <= 2147483607) && (0 <= c)) && (3 == j)) && (i <= 9)) && (6 <= i))) || (((((5 <= i) && (0 <= c)) && (c <= 2147483603)) && (i <= 9)) && (j == 8))) || (((((j == 4) && (1 <= i)) && (c <= 10)) && (0 <= c)) && (i <= 9))) || (((((c <= 43) && (0 <= c)) && (i <= 9)) && (j == 10)) && (4 <= i))) || (((((7 <= i) && (c <= 2147483620)) && (0 <= c)) && (7 == j)) && (i <= 9))) || ((((c <= 2147483637) && (6 == j)) && (9 == i)) && (0 <= c))) || (((((5 <= i) && (0 <= c)) && (9 == j)) && (i <= 9)) && (c <= 2147483604))) || (((((c <= 2147483605) && (5 <= i)) && (0 <= c)) && (i <= 9)) && (j == 10))) || (((((c <= 2147483632) && (0 <= c)) && (i <= 9)) && (j == 10)) && (8 <= i))) || (((((0 <= c) && (c <= 20)) && (2 <= i)) && (i <= 9)) && (5 == j))) || (((((1 <= i) && (c <= 15)) && (0 <= c)) && (9 == j)) && (i <= 9))) || (((((c <= 25) && (0 <= c)) && (2 <= i)) && (i <= 9)) && (j == 10))) || (((((0 <= c) && (c <= 2147483612)) && (i <= 9)) && (6 <= i)) && (j == 8))) || (((((0 <= c) && (0 <= i)) && (c <= 6)) && (9 == j)) && (i <= 9))) || (((((j == 4) && (7 <= i)) && (0 <= c)) && (i <= 9)) && (c <= 2147483617))) || (((((0 <= c) && (7 == j)) && (i <= 9)) && (c <= 2147483629)) && (8 <= i))) || (((((c <= 2147483606) && (5 <= i)) && (0 <= c)) && (j == 11)) && (i <= 9))) || (((((c <= 21) && (6 == j)) && (0 <= c)) && (2 <= i)) && (i <= 9))) || (((((c <= 2147483600) && (5 <= i)) && (0 <= c)) && (i <= 9)) && (5 == j))) || (((((c <= 36) && (0 <= c)) && (3 == j)) && (i <= 9)) && (4 <= i))) || (((((c <= 2147483613) && (0 <= c)) && (9 == j)) && (i <= 9)) && (6 <= i))) || (((((c <= 35) && (0 <= c)) && (3 <= i)) && (j == 11)) && (i <= 9))) || (((((0 <= c) && (c <= 8)) && (j == 11)) && (0 <= i)) && (i <= 9))) || (((((1 <= i) && (0 <= c)) && (7 == j)) && (i <= 9)) && (c <= 13))) || (((((7 <= i) && (c <= 2147483625)) && (0 <= c)) && (12 <= j)) && (i <= 9))) || (((((6 == j) && (0 <= c)) && (c <= 2147483610)) && (i <= 9)) && (6 <= i))) || (((((7 <= i) && (0 <= c)) && (c <= 2147483623)) && (i <= 9)) && (j == 10))) || (((((c <= 4) && (0 <= c)) && (0 <= i)) && (7 == j)) && (i <= 9))) || (((((6 == j) && (0 <= c)) && (0 <= i)) && (i <= 9)) && (c <= 3))) || (((((c <= 2147483628) && (6 == j)) && (0 <= c)) && (i <= 9)) && (8 <= i))) || (((((j == 4) && (0 <= c)) && (i <= 9)) && (6 <= i)) && (c <= 2147483608))) || (((((c <= 2147483634) && (0 <= c)) && (12 <= j)) && (i <= 9)) && (8 <= i))) || (((((0 <= c) && (j == 11)) && (c <= 44)) && (i <= 9)) && (4 <= i))) || (((((0 <= c) && (i <= 9)) && (4 <= i)) && (c <= 41)) && (j == 8))) || (((((c <= 27) && (0 <= c)) && (3 <= i)) && (3 == j)) && (i <= 9))) || (((((5 <= i) && (c <= 2147483602)) && (0 <= c)) && (7 == j)) && (i <= 9))) || (((((j == 4) && (0 <= c)) && (c <= 2147483626)) && (i <= 9)) && (8 <= i))) || (((((0 <= c) && (c <= 23)) && (2 <= i)) && (i <= 9)) && (j == 8))) || ((((9 == i) && (0 <= c)) && (12 <= j)) && (c <= 2147483643))) || (((((c <= 2147483616) && (0 <= c)) && (12 <= j)) && (i <= 9)) && (6 <= i))) || (((((c <= 42) && (0 <= c)) && (9 == j)) && (i <= 9)) && (4 <= i))) || (((((1 <= i) && (0 <= c)) && (i <= 9)) && (j == 10)) && (c <= 16))) || (((((0 <= c) && (i <= 9)) && (c <= 2147483630)) && (8 <= i)) && (j == 8))) || (((((0 <= c) && (0 <= i)) && (12 <= j)) && (c <= 9)) && (i <= 9))) || (((((7 <= i) && (0 <= c)) && (c <= 2147483618)) && (i <= 9)) && (5 == j))) || (((((j == 4) && (c <= 28)) && (0 <= c)) && (3 <= i)) && (i <= 9))) || (((((6 == j) && (c <= 39)) && (0 <= c)) && (i <= 9)) && (4 <= i))) || (((((j == 4) && (5 <= i)) && (0 <= c)) && (i <= 9)) && (c <= 46))) || (((((1 <= i) && (0 <= c)) && (3 == j)) && (c <= 9)) && (i <= 9))) || (((((1 <= i) && (0 <= c)) && (c <= 11)) && (i <= 9)) && (5 == j))) || (((((c <= 2147483607) && (5 <= i)) && (0 <= c)) && (12 <= j)) && (i <= 9))) || (((((c <= 2147483633) && (0 <= c)) && (j == 11)) && (i <= 9)) && (8 <= i))) || (((((0 <= c) && (3 <= i)) && (i <= 9)) && (c <= 29)) && (5 == j))) || (((((7 <= i) && (c <= 2147483619)) && (6 == j)) && (0 <= c)) && (i <= 9))) || ((((9 == i) && (0 <= c)) && (j == 11)) && (c <= 2147483642))) || ((((c <= 2147483641) && (9 == i)) && (0 <= c)) && (j == 10))) || (((((j == 4) && (c <= 19)) && (0 <= c)) && (2 <= i)) && (i <= 9))) || ((((9 == i) && (c <= 2147483634)) && (0 <= c)) && (3 == j))) || ((((9 == i) && (c <= 2147483638)) && (0 <= c)) && (7 == j))) || ((((9 == i) && (c <= 2147483639)) && (0 <= c)) && (j == 8))) || (((((c <= 5) && (0 <= c)) && (0 <= i)) && (i <= 9)) && (j == 8))) || (((((1 <= i) && (0 <= c)) && (j == 11)) && (i <= 9)) && (c <= 17))) || ((((9 == i) && (0 <= c)) && (9 == j)) && (c <= 2147483640))) || (((((c <= 22) && (0 <= c)) && (7 == j)) && (2 <= i)) && (i <= 9))) || (((((c <= 36) && (0 <= c)) && (3 <= i)) && (12 <= j)) && (i <= 9))) || (((((0 <= c) && (0 <= i)) && (c <= 7)) && (i <= 9)) && (j == 10))) || (((((c <= 2147483621) && (7 <= i)) && (0 <= c)) && (i <= 9)) && (j == 8))) || (((((6 == j) && (5 <= i)) && (0 <= c)) && (c <= 2147483601)) && (i <= 9))) || (((((7 <= i) && (0 <= c)) && (c <= 2147483624)) && (j == 11)) && (i <= 9))) || ((((c <= 2147483636) && (9 == i)) && (0 <= c)) && (5 == j))) || (((((0 <= c) && (0 <= i)) && (c <= 2)) && (i <= 9)) && (5 == j))) || (((((0 <= c) && (3 <= i)) && (i <= 9)) && (j == 10)) && (c <= 34))) || (((((0 <= c) && (3 == j)) && (2 <= i)) && (c <= 18)) && (i <= 9))) || (((((0 <= c) && (3 <= i)) && (i <= 9)) && (c <= 32)) && (j == 8))) || (((((5 <= i) && (c <= 45)) && (0 <= c)) && (3 == j)) && (i <= 9))) || (((((c <= 2147483625) && (0 <= c)) && (3 == j)) && (i <= 9)) && (8 <= i))) || (((((c <= 2147483631) && (0 <= c)) && (9 == j)) && (i <= 9)) && (8 <= i))) || (((((7 <= i) && (0 <= c)) && (9 == j)) && (i <= 9)) && (c <= 2147483622))) || ((((j == 4) && (9 == i)) && (0 <= c)) && (c <= 2147483635))) || (((((1 <= i) && (0 <= c)) && (12 <= j)) && (c <= 18)) && (i <= 9))) || (((((0 <= c) && (i <= 9)) && (5 == j)) && (6 <= i)) && (c <= 2147483609))) || (((((j == 4) && (c <= 37)) && (0 <= c)) && (i <= 9)) && (4 <= i))) || (((((1 <= i) && (6 == j)) && (0 <= c)) && (c <= 12)) && (i <= 9))) - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: ((((((((((((((7 <= i) && (c <= 2147483616)) && (0 <= c)) && (12 <= j)) || ((((0 <= c) && (12 <= j)) && (2 <= i)) && (c <= 18))) || ((((c <= 2147483634) && (0 <= c)) && (12 <= j)) && (9 <= i))) || ((((c <= 2147483625) && (0 <= c)) && (12 <= j)) && (8 <= i))) || ((((5 <= i) && (c <= 45)) && (0 <= c)) && (12 <= j))) || ((((10 <= i) && (0 <= c)) && (12 <= j)) && (c <= 2147483643))) || ((((c <= 2147483607) && (0 <= c)) && (12 <= j)) && (6 <= i))) || ((((1 <= i) && (0 <= c)) && (12 <= j)) && (c <= 9))) || ((((c <= 36) && (0 <= c)) && (12 <= j)) && (4 <= i))) || ((c == 0) && (i == 0))) || ((((c <= 27) && (0 <= c)) && (3 <= i)) && (12 <= j))) - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-06 22:27:50,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e697d3-58bd-40cf-a038-1a429bef68e9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE