./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 78a4cc43ce1234c075e2c73cca2f6f44edddfccbee7278c746f2db07d17136bf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 20:28:04,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 20:28:04,776 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-11 20:28:04,781 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 20:28:04,785 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 20:28:04,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 20:28:04,820 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 20:28:04,820 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 20:28:04,821 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 20:28:04,822 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 20:28:04,824 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 20:28:04,824 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 20:28:04,824 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 20:28:04,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 20:28:04,825 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 20:28:04,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 20:28:04,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 20:28:04,826 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 20:28:04,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 20:28:04,826 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 20:28:04,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 20:28:04,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 20:28:04,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 20:28:04,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 20:28:04,832 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 20:28:04,832 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 20:28:04,833 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 20:28:04,833 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 20:28:04,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 20:28:04,833 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 20:28:04,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 20:28:04,834 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 20:28:04,834 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 20:28:04,834 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 20:28:04,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 20:28:04,835 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 20:28:04,835 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 20:28:04,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 20:28:04,838 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 20:28:04,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 20:28:04,838 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 20:28:04,839 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 20:28:04,839 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 20:28:04,839 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 20:28:04,839 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:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78a4cc43ce1234c075e2c73cca2f6f44edddfccbee7278c746f2db07d17136bf [2024-10-11 20:28:05,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 20:28:05,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 20:28:05,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 20:28:05,092 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 20:28:05,093 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 20:28:05,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2024-10-11 20:28:06,486 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 20:28:06,688 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 20:28:06,688 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2024-10-11 20:28:06,709 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/228cc898b/20f90a0daa74451c81ef1fc9076ea4ec/FLAG3ad3286f6 [2024-10-11 20:28:07,046 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/228cc898b/20f90a0daa74451c81ef1fc9076ea4ec [2024-10-11 20:28:07,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 20:28:07,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 20:28:07,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 20:28:07,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 20:28:07,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 20:28:07,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,057 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3968aaed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07, skipping insertion in model container [2024-10-11 20:28:07,057 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,098 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 20:28:07,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 20:28:07,451 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 20:28:07,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 20:28:07,543 INFO L204 MainTranslator]: Completed translation [2024-10-11 20:28:07,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07 WrapperNode [2024-10-11 20:28:07,543 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 20:28:07,544 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 20:28:07,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 20:28:07,545 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 20:28:07,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,608 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1046 [2024-10-11 20:28:07,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 20:28:07,609 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 20:28:07,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 20:28:07,609 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 20:28:07,618 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,622 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,652 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-11 20:28:07,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,701 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 20:28:07,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 20:28:07,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 20:28:07,703 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 20:28:07,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (1/1) ... [2024-10-11 20:28:07,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 20:28:07,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 20:28:07,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 20:28:07,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 20:28:07,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 20:28:07,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 20:28:07,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 20:28:07,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 20:28:07,858 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 20:28:07,860 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 20:28:09,259 INFO L? ?]: Removed 481 outVars from TransFormulas that were not future-live. [2024-10-11 20:28:09,260 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 20:28:09,324 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 20:28:09,328 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 20:28:09,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:28:09 BoogieIcfgContainer [2024-10-11 20:28:09,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 20:28:09,331 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 20:28:09,332 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 20:28:09,335 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 20:28:09,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 08:28:07" (1/3) ... [2024-10-11 20:28:09,336 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58de4338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:28:09, skipping insertion in model container [2024-10-11 20:28:09,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:28:07" (2/3) ... [2024-10-11 20:28:09,337 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58de4338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:28:09, skipping insertion in model container [2024-10-11 20:28:09,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:28:09" (3/3) ... [2024-10-11 20:28:09,339 INFO L112 eAbstractionObserver]: Analyzing ICFG gj2007.c.i.p+nlh-reducer.c [2024-10-11 20:28:09,355 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 20:28:09,356 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 408 error locations. [2024-10-11 20:28:09,450 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 20:28:09,457 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1bc08fc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 20:28:09,458 INFO L334 AbstractCegarLoop]: Starting to check reachability of 408 error locations. [2024-10-11 20:28:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand has 956 states, 547 states have (on average 1.9963436928702012) internal successors, (1092), 955 states have internal predecessors, (1092), 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) [2024-10-11 20:28:09,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-11 20:28:09,474 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:09,474 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-11 20:28:09,476 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:09,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:09,482 INFO L85 PathProgramCache]: Analyzing trace with hash 47908990, now seen corresponding path program 1 times [2024-10-11 20:28:09,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:09,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936327433] [2024-10-11 20:28:09,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:09,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:09,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:09,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:09,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936327433] [2024-10-11 20:28:09,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936327433] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:09,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:09,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-11 20:28:09,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780775157] [2024-10-11 20:28:09,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:09,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 20:28:09,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:09,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 20:28:09,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 20:28:09,698 INFO L87 Difference]: Start difference. First operand has 956 states, 547 states have (on average 1.9963436928702012) internal successors, (1092), 955 states have internal predecessors, (1092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 20:28:10,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:10,680 INFO L93 Difference]: Finished difference Result 1897 states and 2167 transitions. [2024-10-11 20:28:10,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 20:28:10,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-10-11 20:28:10,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:10,698 INFO L225 Difference]: With dead ends: 1897 [2024-10-11 20:28:10,698 INFO L226 Difference]: Without dead ends: 943 [2024-10-11 20:28:10,703 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 20:28:10,706 INFO L432 NwaCegarLoop]: 1073 mSDtfsCounter, 1 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1342 SdHoareTripleChecker+Invalid, 815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:10,707 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1342 Invalid, 815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-11 20:28:10,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 943 states. [2024-10-11 20:28:10,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 943 to 943. [2024-10-11 20:28:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 943 states, 541 states have (on average 1.866913123844732) internal successors, (1010), 942 states have internal predecessors, (1010), 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) [2024-10-11 20:28:10,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 943 states and 1010 transitions. [2024-10-11 20:28:10,785 INFO L78 Accepts]: Start accepts. Automaton has 943 states and 1010 transitions. Word has length 4 [2024-10-11 20:28:10,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:10,785 INFO L471 AbstractCegarLoop]: Abstraction has 943 states and 1010 transitions. [2024-10-11 20:28:10,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 20:28:10,786 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1010 transitions. [2024-10-11 20:28:10,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-11 20:28:10,786 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:10,787 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:10,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 20:28:10,787 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:10,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:10,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1793432604, now seen corresponding path program 1 times [2024-10-11 20:28:10,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:10,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818289867] [2024-10-11 20:28:10,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:10,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:10,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:10,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818289867] [2024-10-11 20:28:10,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818289867] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:10,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:10,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 20:28:10,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228950238] [2024-10-11 20:28:10,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:10,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 20:28:10,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:10,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 20:28:10,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 20:28:10,873 INFO L87 Difference]: Start difference. First operand 943 states and 1010 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) 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) [2024-10-11 20:28:11,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:11,850 INFO L93 Difference]: Finished difference Result 943 states and 1010 transitions. [2024-10-11 20:28:11,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 20:28:11,850 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) 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 [2024-10-11 20:28:11,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:11,853 INFO L225 Difference]: With dead ends: 943 [2024-10-11 20:28:11,853 INFO L226 Difference]: Without dead ends: 809 [2024-10-11 20:28:11,854 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 20:28:11,855 INFO L432 NwaCegarLoop]: 268 mSDtfsCounter, 601 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 1350 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 1617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:11,855 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 536 Invalid, 1617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1350 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-11 20:28:11,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2024-10-11 20:28:11,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 809. [2024-10-11 20:28:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 809 states, 541 states have (on average 1.6192236598890943) internal successors, (876), 808 states have internal predecessors, (876), 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) [2024-10-11 20:28:11,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 876 transitions. [2024-10-11 20:28:11,876 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 876 transitions. Word has length 8 [2024-10-11 20:28:11,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:11,876 INFO L471 AbstractCegarLoop]: Abstraction has 809 states and 876 transitions. [2024-10-11 20:28:11,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) 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) [2024-10-11 20:28:11,877 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 876 transitions. [2024-10-11 20:28:11,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-11 20:28:11,877 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:11,877 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:11,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 20:28:11,878 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:11,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:11,878 INFO L85 PathProgramCache]: Analyzing trace with hash 238164177, now seen corresponding path program 1 times [2024-10-11 20:28:11,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:11,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532200172] [2024-10-11 20:28:11,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:11,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:11,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:11,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:11,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532200172] [2024-10-11 20:28:11,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532200172] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:11,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:11,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 20:28:11,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718590881] [2024-10-11 20:28:11,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:11,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 20:28:11,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:11,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 20:28:11,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 20:28:11,909 INFO L87 Difference]: Start difference. First operand 809 states and 876 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 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) [2024-10-11 20:28:12,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:12,511 INFO L93 Difference]: Finished difference Result 809 states and 876 transitions. [2024-10-11 20:28:12,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 20:28:12,512 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 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 [2024-10-11 20:28:12,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:12,514 INFO L225 Difference]: With dead ends: 809 [2024-10-11 20:28:12,514 INFO L226 Difference]: Without dead ends: 675 [2024-10-11 20:28:12,515 INFO L431 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 [2024-10-11 20:28:12,519 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 269 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 542 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:12,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [269 Valid, 603 Invalid, 742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 542 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:12,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2024-10-11 20:28:12,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 675. [2024-10-11 20:28:12,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 675 states, 541 states have (on average 1.3715341959334566) internal successors, (742), 674 states have internal predecessors, (742), 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) [2024-10-11 20:28:12,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 742 transitions. [2024-10-11 20:28:12,534 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 742 transitions. Word has length 9 [2024-10-11 20:28:12,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:12,534 INFO L471 AbstractCegarLoop]: Abstraction has 675 states and 742 transitions. [2024-10-11 20:28:12,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 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) [2024-10-11 20:28:12,535 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 742 transitions. [2024-10-11 20:28:12,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-11 20:28:12,535 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:12,536 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:12,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 20:28:12,536 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr402ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:12,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:12,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1159683962, now seen corresponding path program 1 times [2024-10-11 20:28:12,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:12,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672590008] [2024-10-11 20:28:12,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:12,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:12,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:12,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672590008] [2024-10-11 20:28:12,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672590008] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:12,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:12,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 20:28:12,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529152176] [2024-10-11 20:28:12,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:12,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 20:28:12,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:12,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 20:28:12,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 20:28:12,607 INFO L87 Difference]: Start difference. First operand 675 states and 742 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 20:28:13,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:13,023 INFO L93 Difference]: Finished difference Result 1335 states and 1468 transitions. [2024-10-11 20:28:13,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 20:28:13,023 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2024-10-11 20:28:13,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:13,026 INFO L225 Difference]: With dead ends: 1335 [2024-10-11 20:28:13,026 INFO L226 Difference]: Without dead ends: 669 [2024-10-11 20:28:13,027 INFO L431 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 [2024-10-11 20:28:13,029 INFO L432 NwaCegarLoop]: 726 mSDtfsCounter, 2 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 990 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:13,033 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 990 Invalid, 476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 20:28:13,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2024-10-11 20:28:13,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 669. [2024-10-11 20:28:13,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 669 states, 537 states have (on average 1.3687150837988826) internal successors, (735), 668 states have internal predecessors, (735), 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) [2024-10-11 20:28:13,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 735 transitions. [2024-10-11 20:28:13,046 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 735 transitions. Word has length 10 [2024-10-11 20:28:13,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:13,046 INFO L471 AbstractCegarLoop]: Abstraction has 669 states and 735 transitions. [2024-10-11 20:28:13,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 20:28:13,046 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 735 transitions. [2024-10-11 20:28:13,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-11 20:28:13,047 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:13,047 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:13,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 20:28:13,048 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr398ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:13,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:13,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1611007436, now seen corresponding path program 1 times [2024-10-11 20:28:13,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:13,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890092485] [2024-10-11 20:28:13,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:13,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:13,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:13,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:13,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890092485] [2024-10-11 20:28:13,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890092485] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:13,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:13,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-11 20:28:13,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491703099] [2024-10-11 20:28:13,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:13,099 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 20:28:13,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:13,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 20:28:13,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 20:28:13,100 INFO L87 Difference]: Start difference. First operand 669 states and 735 transitions. Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 20:28:13,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:13,382 INFO L93 Difference]: Finished difference Result 669 states and 735 transitions. [2024-10-11 20:28:13,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 20:28:13,383 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2024-10-11 20:28:13,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:13,385 INFO L225 Difference]: With dead ends: 669 [2024-10-11 20:28:13,385 INFO L226 Difference]: Without dead ends: 603 [2024-10-11 20:28:13,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 20:28:13,386 INFO L432 NwaCegarLoop]: 470 mSDtfsCounter, 524 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:13,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [524 Valid, 470 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:28:13,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2024-10-11 20:28:13,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 603. [2024-10-11 20:28:13,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 603 states, 537 states have (on average 1.2458100558659218) internal successors, (669), 602 states have internal predecessors, (669), 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) [2024-10-11 20:28:13,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 669 transitions. [2024-10-11 20:28:13,395 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 669 transitions. Word has length 14 [2024-10-11 20:28:13,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:13,396 INFO L471 AbstractCegarLoop]: Abstraction has 603 states and 669 transitions. [2024-10-11 20:28:13,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 20:28:13,396 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 669 transitions. [2024-10-11 20:28:13,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-10-11 20:28:13,397 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:13,397 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:13,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 20:28:13,397 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr399ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:13,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:13,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1598375459, now seen corresponding path program 1 times [2024-10-11 20:28:13,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:13,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295943657] [2024-10-11 20:28:13,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:13,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:13,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:13,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295943657] [2024-10-11 20:28:13,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295943657] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:13,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:13,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-11 20:28:13,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410910803] [2024-10-11 20:28:13,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:13,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 20:28:13,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:13,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 20:28:13,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 20:28:13,430 INFO L87 Difference]: Start difference. First operand 603 states and 669 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 20:28:13,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:13,736 INFO L93 Difference]: Finished difference Result 1188 states and 1319 transitions. [2024-10-11 20:28:13,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 20:28:13,736 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2024-10-11 20:28:13,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:13,740 INFO L225 Difference]: With dead ends: 1188 [2024-10-11 20:28:13,740 INFO L226 Difference]: Without dead ends: 1122 [2024-10-11 20:28:13,741 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 20:28:13,741 INFO L432 NwaCegarLoop]: 535 mSDtfsCounter, 523 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 990 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:13,742 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [523 Valid, 990 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:28:13,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1122 states. [2024-10-11 20:28:13,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1122 to 1122. [2024-10-11 20:28:13,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1122 states, 1057 states have (on average 1.185430463576159) internal successors, (1253), 1121 states have internal predecessors, (1253), 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) [2024-10-11 20:28:13,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 1122 states and 1253 transitions. [2024-10-11 20:28:13,759 INFO L78 Accepts]: Start accepts. Automaton has 1122 states and 1253 transitions. Word has length 15 [2024-10-11 20:28:13,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:13,759 INFO L471 AbstractCegarLoop]: Abstraction has 1122 states and 1253 transitions. [2024-10-11 20:28:13,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 20:28:13,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1253 transitions. [2024-10-11 20:28:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-10-11 20:28:13,760 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:13,760 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:13,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 20:28:13,761 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr395ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:13,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:13,761 INFO L85 PathProgramCache]: Analyzing trace with hash -2056784974, now seen corresponding path program 1 times [2024-10-11 20:28:13,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:13,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529563317] [2024-10-11 20:28:13,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:13,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:13,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:13,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:13,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529563317] [2024-10-11 20:28:13,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529563317] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:13,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:13,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 20:28:13,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825743586] [2024-10-11 20:28:13,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:13,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 20:28:13,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:13,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 20:28:13,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 20:28:13,809 INFO L87 Difference]: Start difference. First operand 1122 states and 1253 transitions. Second operand has 4 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2024-10-11 20:28:14,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:14,319 INFO L93 Difference]: Finished difference Result 1698 states and 1893 transitions. [2024-10-11 20:28:14,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 20:28:14,320 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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 21 [2024-10-11 20:28:14,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:14,325 INFO L225 Difference]: With dead ends: 1698 [2024-10-11 20:28:14,325 INFO L226 Difference]: Without dead ends: 1633 [2024-10-11 20:28:14,326 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 20:28:14,327 INFO L432 NwaCegarLoop]: 534 mSDtfsCounter, 1038 mSDsluCounter, 903 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1038 SdHoareTripleChecker+Valid, 1437 SdHoareTripleChecker+Invalid, 650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:14,327 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1038 Valid, 1437 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 521 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:14,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1633 states. [2024-10-11 20:28:14,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1633 to 1633. [2024-10-11 20:28:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1633 states, 1569 states have (on average 1.1650732950924156) internal successors, (1828), 1632 states have internal predecessors, (1828), 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) [2024-10-11 20:28:14,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1633 states and 1828 transitions. [2024-10-11 20:28:14,350 INFO L78 Accepts]: Start accepts. Automaton has 1633 states and 1828 transitions. Word has length 21 [2024-10-11 20:28:14,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:14,351 INFO L471 AbstractCegarLoop]: Abstraction has 1633 states and 1828 transitions. [2024-10-11 20:28:14,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2024-10-11 20:28:14,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 1828 transitions. [2024-10-11 20:28:14,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-10-11 20:28:14,352 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:14,352 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:14,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 20:28:14,353 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr391ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:14,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:14,353 INFO L85 PathProgramCache]: Analyzing trace with hash -852735088, now seen corresponding path program 1 times [2024-10-11 20:28:14,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:14,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090121337] [2024-10-11 20:28:14,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:14,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:14,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:14,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090121337] [2024-10-11 20:28:14,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090121337] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:14,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:14,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 20:28:14,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747023433] [2024-10-11 20:28:14,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:14,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 20:28:14,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:14,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 20:28:14,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-11 20:28:14,426 INFO L87 Difference]: Start difference. First operand 1633 states and 1828 transitions. Second operand has 5 states, 4 states have (on average 6.75) internal successors, (27), 4 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) [2024-10-11 20:28:15,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:15,090 INFO L93 Difference]: Finished difference Result 2200 states and 2458 transitions. [2024-10-11 20:28:15,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 20:28:15,091 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.75) internal successors, (27), 4 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) Word has length 27 [2024-10-11 20:28:15,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:15,097 INFO L225 Difference]: With dead ends: 2200 [2024-10-11 20:28:15,097 INFO L226 Difference]: Without dead ends: 2136 [2024-10-11 20:28:15,098 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-11 20:28:15,099 INFO L432 NwaCegarLoop]: 533 mSDtfsCounter, 1545 mSDsluCounter, 1344 mSDsCounter, 0 mSdLazyCounter, 709 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1545 SdHoareTripleChecker+Valid, 1877 SdHoareTripleChecker+Invalid, 901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:15,099 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1545 Valid, 1877 Invalid, 901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 709 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:15,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2136 states. [2024-10-11 20:28:15,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2136 to 2136. [2024-10-11 20:28:15,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2136 states, 2073 states have (on average 1.1548480463096962) internal successors, (2394), 2135 states have internal predecessors, (2394), 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) [2024-10-11 20:28:15,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 2136 states and 2394 transitions. [2024-10-11 20:28:15,130 INFO L78 Accepts]: Start accepts. Automaton has 2136 states and 2394 transitions. Word has length 27 [2024-10-11 20:28:15,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:15,130 INFO L471 AbstractCegarLoop]: Abstraction has 2136 states and 2394 transitions. [2024-10-11 20:28:15,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.75) internal successors, (27), 4 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) [2024-10-11 20:28:15,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2394 transitions. [2024-10-11 20:28:15,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-10-11 20:28:15,132 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:15,132 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:15,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 20:28:15,132 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr387ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:15,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:15,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1641109175, now seen corresponding path program 1 times [2024-10-11 20:28:15,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:15,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053170866] [2024-10-11 20:28:15,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:15,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:15,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:15,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:15,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053170866] [2024-10-11 20:28:15,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053170866] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:15,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:15,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 20:28:15,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19722267] [2024-10-11 20:28:15,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:15,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 20:28:15,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:15,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 20:28:15,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-11 20:28:15,214 INFO L87 Difference]: Start difference. First operand 2136 states and 2394 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 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) [2024-10-11 20:28:15,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:15,663 INFO L93 Difference]: Finished difference Result 3710 states and 4157 transitions. [2024-10-11 20:28:15,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 20:28:15,663 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 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) Word has length 33 [2024-10-11 20:28:15,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:15,670 INFO L225 Difference]: With dead ends: 3710 [2024-10-11 20:28:15,670 INFO L226 Difference]: Without dead ends: 2107 [2024-10-11 20:28:15,672 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-11 20:28:15,674 INFO L432 NwaCegarLoop]: 647 mSDtfsCounter, 2 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 481 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 839 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:15,675 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 839 Invalid, 481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 481 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 20:28:15,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2107 states. [2024-10-11 20:28:15,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2107 to 2107. [2024-10-11 20:28:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2107 states, 2045 states have (on average 1.154523227383863) internal successors, (2361), 2106 states have internal predecessors, (2361), 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) [2024-10-11 20:28:15,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 2107 states and 2361 transitions. [2024-10-11 20:28:15,714 INFO L78 Accepts]: Start accepts. Automaton has 2107 states and 2361 transitions. Word has length 33 [2024-10-11 20:28:15,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:15,715 INFO L471 AbstractCegarLoop]: Abstraction has 2107 states and 2361 transitions. [2024-10-11 20:28:15,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 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) [2024-10-11 20:28:15,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 2361 transitions. [2024-10-11 20:28:15,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-10-11 20:28:15,720 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:15,720 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:15,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 20:28:15,720 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr383ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:15,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:15,724 INFO L85 PathProgramCache]: Analyzing trace with hash 124854272, now seen corresponding path program 1 times [2024-10-11 20:28:15,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:15,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046008988] [2024-10-11 20:28:15,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:15,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:15,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:15,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046008988] [2024-10-11 20:28:15,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046008988] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:15,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:15,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 20:28:15,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786388618] [2024-10-11 20:28:15,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:15,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 20:28:15,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:15,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 20:28:15,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 20:28:15,811 INFO L87 Difference]: Start difference. First operand 2107 states and 2361 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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) [2024-10-11 20:28:16,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:16,483 INFO L93 Difference]: Finished difference Result 3656 states and 4096 transitions. [2024-10-11 20:28:16,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 20:28:16,484 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2024-10-11 20:28:16,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:16,490 INFO L225 Difference]: With dead ends: 3656 [2024-10-11 20:28:16,490 INFO L226 Difference]: Without dead ends: 2078 [2024-10-11 20:28:16,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 20:28:16,493 INFO L432 NwaCegarLoop]: 637 mSDtfsCounter, 2 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 1384 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1204 SdHoareTripleChecker+Invalid, 1384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:16,494 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1204 Invalid, 1384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1384 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:16,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2078 states. [2024-10-11 20:28:16,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2078 to 2078. [2024-10-11 20:28:16,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2078 states, 2017 states have (on average 1.1541893901834408) internal successors, (2328), 2077 states have internal predecessors, (2328), 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) [2024-10-11 20:28:16,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 2078 states and 2328 transitions. [2024-10-11 20:28:16,523 INFO L78 Accepts]: Start accepts. Automaton has 2078 states and 2328 transitions. Word has length 37 [2024-10-11 20:28:16,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:16,524 INFO L471 AbstractCegarLoop]: Abstraction has 2078 states and 2328 transitions. [2024-10-11 20:28:16,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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) [2024-10-11 20:28:16,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2328 transitions. [2024-10-11 20:28:16,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-10-11 20:28:16,527 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:16,527 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:16,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 20:28:16,527 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr379ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:16,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:16,528 INFO L85 PathProgramCache]: Analyzing trace with hash -471467639, now seen corresponding path program 1 times [2024-10-11 20:28:16,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:16,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273644558] [2024-10-11 20:28:16,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:16,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:16,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:16,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:16,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273644558] [2024-10-11 20:28:16,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273644558] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:16,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:16,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 20:28:16,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431161200] [2024-10-11 20:28:16,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:16,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 20:28:16,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:16,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 20:28:16,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-11 20:28:16,623 INFO L87 Difference]: Start difference. First operand 2078 states and 2328 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 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) [2024-10-11 20:28:17,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:17,249 INFO L93 Difference]: Finished difference Result 3602 states and 4035 transitions. [2024-10-11 20:28:17,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 20:28:17,250 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 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 41 [2024-10-11 20:28:17,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:17,255 INFO L225 Difference]: With dead ends: 3602 [2024-10-11 20:28:17,255 INFO L226 Difference]: Without dead ends: 2049 [2024-10-11 20:28:17,257 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-11 20:28:17,257 INFO L432 NwaCegarLoop]: 627 mSDtfsCounter, 2 mSDsluCounter, 558 mSDsCounter, 0 mSdLazyCounter, 1371 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 1371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:17,258 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1185 Invalid, 1371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1371 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:17,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2049 states. [2024-10-11 20:28:17,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2049 to 2049. [2024-10-11 20:28:17,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2049 states, 1989 states have (on average 1.1538461538461537) internal successors, (2295), 2048 states have internal predecessors, (2295), 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) [2024-10-11 20:28:17,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 2049 states and 2295 transitions. [2024-10-11 20:28:17,284 INFO L78 Accepts]: Start accepts. Automaton has 2049 states and 2295 transitions. Word has length 41 [2024-10-11 20:28:17,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:17,284 INFO L471 AbstractCegarLoop]: Abstraction has 2049 states and 2295 transitions. [2024-10-11 20:28:17,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 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) [2024-10-11 20:28:17,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2295 transitions. [2024-10-11 20:28:17,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-10-11 20:28:17,285 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:17,285 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:17,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 20:28:17,285 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr375ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:17,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:17,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1772995410, now seen corresponding path program 1 times [2024-10-11 20:28:17,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:17,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125406] [2024-10-11 20:28:17,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:17,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:17,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:17,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:17,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125406] [2024-10-11 20:28:17,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125406] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:17,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:17,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 20:28:17,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833635705] [2024-10-11 20:28:17,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:17,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 20:28:17,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:17,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 20:28:17,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-10-11 20:28:17,381 INFO L87 Difference]: Start difference. First operand 2049 states and 2295 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 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) [2024-10-11 20:28:17,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:17,979 INFO L93 Difference]: Finished difference Result 3548 states and 3974 transitions. [2024-10-11 20:28:17,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 20:28:17,980 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 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 45 [2024-10-11 20:28:17,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:17,985 INFO L225 Difference]: With dead ends: 3548 [2024-10-11 20:28:17,985 INFO L226 Difference]: Without dead ends: 2020 [2024-10-11 20:28:17,987 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-10-11 20:28:17,987 INFO L432 NwaCegarLoop]: 617 mSDtfsCounter, 2 mSDsluCounter, 549 mSDsCounter, 0 mSdLazyCounter, 1366 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1166 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:17,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1166 Invalid, 1366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1366 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:17,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2020 states. [2024-10-11 20:28:18,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2020 to 2020. [2024-10-11 20:28:18,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2020 states, 1961 states have (on average 1.1534931157572668) internal successors, (2262), 2019 states have internal predecessors, (2262), 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) [2024-10-11 20:28:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 2020 states and 2262 transitions. [2024-10-11 20:28:18,012 INFO L78 Accepts]: Start accepts. Automaton has 2020 states and 2262 transitions. Word has length 45 [2024-10-11 20:28:18,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:18,012 INFO L471 AbstractCegarLoop]: Abstraction has 2020 states and 2262 transitions. [2024-10-11 20:28:18,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 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) [2024-10-11 20:28:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2262 transitions. [2024-10-11 20:28:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-10-11 20:28:18,013 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:18,013 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:18,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-11 20:28:18,013 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr371ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:18,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:18,014 INFO L85 PathProgramCache]: Analyzing trace with hash -648651429, now seen corresponding path program 1 times [2024-10-11 20:28:18,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:18,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412008109] [2024-10-11 20:28:18,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:18,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:18,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:18,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:18,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412008109] [2024-10-11 20:28:18,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412008109] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:18,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:18,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 20:28:18,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23008402] [2024-10-11 20:28:18,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:18,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 20:28:18,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:18,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 20:28:18,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-10-11 20:28:18,109 INFO L87 Difference]: Start difference. First operand 2020 states and 2262 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 states have internal predecessors, (49), 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) [2024-10-11 20:28:18,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:18,431 INFO L93 Difference]: Finished difference Result 3494 states and 3913 transitions. [2024-10-11 20:28:18,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 20:28:18,431 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 states have internal predecessors, (49), 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 49 [2024-10-11 20:28:18,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:18,436 INFO L225 Difference]: With dead ends: 3494 [2024-10-11 20:28:18,436 INFO L226 Difference]: Without dead ends: 1991 [2024-10-11 20:28:18,438 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-10-11 20:28:18,439 INFO L432 NwaCegarLoop]: 607 mSDtfsCounter, 2 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 493 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 787 SdHoareTripleChecker+Invalid, 493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:18,439 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 787 Invalid, 493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 493 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:28:18,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1991 states. [2024-10-11 20:28:18,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1991 to 1991. [2024-10-11 20:28:18,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1991 states, 1933 states have (on average 1.1531298499741334) internal successors, (2229), 1990 states have internal predecessors, (2229), 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) [2024-10-11 20:28:18,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1991 states and 2229 transitions. [2024-10-11 20:28:18,465 INFO L78 Accepts]: Start accepts. Automaton has 1991 states and 2229 transitions. Word has length 49 [2024-10-11 20:28:18,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:18,465 INFO L471 AbstractCegarLoop]: Abstraction has 1991 states and 2229 transitions. [2024-10-11 20:28:18,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 states have internal predecessors, (49), 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) [2024-10-11 20:28:18,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 2229 transitions. [2024-10-11 20:28:18,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-10-11 20:28:18,466 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:18,466 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:18,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-11 20:28:18,466 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr367ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:18,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:18,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1182947420, now seen corresponding path program 1 times [2024-10-11 20:28:18,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:18,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446974140] [2024-10-11 20:28:18,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:18,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:18,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:18,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:18,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446974140] [2024-10-11 20:28:18,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446974140] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:18,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:18,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-11 20:28:18,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316887913] [2024-10-11 20:28:18,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:18,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 20:28:18,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:18,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 20:28:18,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-10-11 20:28:18,581 INFO L87 Difference]: Start difference. First operand 1991 states and 2229 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 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) [2024-10-11 20:28:19,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:19,264 INFO L93 Difference]: Finished difference Result 3440 states and 3852 transitions. [2024-10-11 20:28:19,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 20:28:19,264 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 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 53 [2024-10-11 20:28:19,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:19,269 INFO L225 Difference]: With dead ends: 3440 [2024-10-11 20:28:19,269 INFO L226 Difference]: Without dead ends: 1962 [2024-10-11 20:28:19,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-10-11 20:28:19,271 INFO L432 NwaCegarLoop]: 597 mSDtfsCounter, 2 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 1761 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1305 SdHoareTripleChecker+Invalid, 1761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:19,271 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1305 Invalid, 1761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1761 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 20:28:19,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1962 states. [2024-10-11 20:28:19,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1962 to 1962. [2024-10-11 20:28:19,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1962 states, 1905 states have (on average 1.152755905511811) internal successors, (2196), 1961 states have internal predecessors, (2196), 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) [2024-10-11 20:28:19,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2196 transitions. [2024-10-11 20:28:19,296 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2196 transitions. Word has length 53 [2024-10-11 20:28:19,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:19,296 INFO L471 AbstractCegarLoop]: Abstraction has 1962 states and 2196 transitions. [2024-10-11 20:28:19,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 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) [2024-10-11 20:28:19,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2196 transitions. [2024-10-11 20:28:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-10-11 20:28:19,297 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:19,297 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:19,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 20:28:19,298 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr363ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:19,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:19,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1322353197, now seen corresponding path program 1 times [2024-10-11 20:28:19,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:19,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230293563] [2024-10-11 20:28:19,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:19,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:19,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:19,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:19,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230293563] [2024-10-11 20:28:19,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230293563] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:19,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:19,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-11 20:28:19,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807914026] [2024-10-11 20:28:19,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:19,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 20:28:19,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:19,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 20:28:19,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2024-10-11 20:28:19,422 INFO L87 Difference]: Start difference. First operand 1962 states and 2196 transitions. Second operand has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 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) [2024-10-11 20:28:19,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:19,868 INFO L93 Difference]: Finished difference Result 3386 states and 3791 transitions. [2024-10-11 20:28:19,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 20:28:19,868 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 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) Word has length 57 [2024-10-11 20:28:19,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:19,873 INFO L225 Difference]: With dead ends: 3386 [2024-10-11 20:28:19,873 INFO L226 Difference]: Without dead ends: 1933 [2024-10-11 20:28:19,875 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2024-10-11 20:28:19,875 INFO L432 NwaCegarLoop]: 587 mSDtfsCounter, 2 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:19,875 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 935 Invalid, 945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 20:28:19,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1933 states. [2024-10-11 20:28:19,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1933 to 1933. [2024-10-11 20:28:19,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1933 states, 1877 states have (on average 1.1523708044752263) internal successors, (2163), 1932 states have internal predecessors, (2163), 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) [2024-10-11 20:28:19,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1933 states and 2163 transitions. [2024-10-11 20:28:19,900 INFO L78 Accepts]: Start accepts. Automaton has 1933 states and 2163 transitions. Word has length 57 [2024-10-11 20:28:19,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:19,902 INFO L471 AbstractCegarLoop]: Abstraction has 1933 states and 2163 transitions. [2024-10-11 20:28:19,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 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) [2024-10-11 20:28:19,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2163 transitions. [2024-10-11 20:28:19,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-10-11 20:28:19,903 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:19,903 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:19,903 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-11 20:28:19,903 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr359ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:19,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:19,904 INFO L85 PathProgramCache]: Analyzing trace with hash 336579830, now seen corresponding path program 1 times [2024-10-11 20:28:19,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:19,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740033266] [2024-10-11 20:28:19,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:19,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:20,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:20,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:20,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740033266] [2024-10-11 20:28:20,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740033266] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:20,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:20,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-11 20:28:20,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769620626] [2024-10-11 20:28:20,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:20,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-11 20:28:20,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:20,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-11 20:28:20,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2024-10-11 20:28:20,053 INFO L87 Difference]: Start difference. First operand 1933 states and 2163 transitions. Second operand has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 11 states have internal predecessors, (61), 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) [2024-10-11 20:28:20,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:20,370 INFO L93 Difference]: Finished difference Result 3332 states and 3730 transitions. [2024-10-11 20:28:20,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 20:28:20,370 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 11 states have internal predecessors, (61), 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 61 [2024-10-11 20:28:20,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:20,374 INFO L225 Difference]: With dead ends: 3332 [2024-10-11 20:28:20,374 INFO L226 Difference]: Without dead ends: 1904 [2024-10-11 20:28:20,375 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2024-10-11 20:28:20,376 INFO L432 NwaCegarLoop]: 577 mSDtfsCounter, 2 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 748 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:20,376 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 748 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:28:20,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1904 states. [2024-10-11 20:28:20,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1904 to 1904. [2024-10-11 20:28:20,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1904 states, 1849 states have (on average 1.1519740400216334) internal successors, (2130), 1903 states have internal predecessors, (2130), 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) [2024-10-11 20:28:20,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1904 states and 2130 transitions. [2024-10-11 20:28:20,399 INFO L78 Accepts]: Start accepts. Automaton has 1904 states and 2130 transitions. Word has length 61 [2024-10-11 20:28:20,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:20,399 INFO L471 AbstractCegarLoop]: Abstraction has 1904 states and 2130 transitions. [2024-10-11 20:28:20,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 11 states have internal predecessors, (61), 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) [2024-10-11 20:28:20,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2130 transitions. [2024-10-11 20:28:20,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-10-11 20:28:20,400 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:20,400 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:20,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-11 20:28:20,400 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr355ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:20,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:20,400 INFO L85 PathProgramCache]: Analyzing trace with hash 839280639, now seen corresponding path program 1 times [2024-10-11 20:28:20,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:20,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657866559] [2024-10-11 20:28:20,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:20,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:20,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:20,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:20,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657866559] [2024-10-11 20:28:20,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657866559] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:20,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:20,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-11 20:28:20,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450124228] [2024-10-11 20:28:20,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:20,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-11 20:28:20,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:20,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-11 20:28:20,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-10-11 20:28:20,567 INFO L87 Difference]: Start difference. First operand 1904 states and 2130 transitions. Second operand has 13 states, 13 states have (on average 5.0) internal successors, (65), 12 states have internal predecessors, (65), 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) [2024-10-11 20:28:21,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:21,084 INFO L93 Difference]: Finished difference Result 3278 states and 3669 transitions. [2024-10-11 20:28:21,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-11 20:28:21,084 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 12 states have internal predecessors, (65), 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 65 [2024-10-11 20:28:21,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:21,087 INFO L225 Difference]: With dead ends: 3278 [2024-10-11 20:28:21,088 INFO L226 Difference]: Without dead ends: 1875 [2024-10-11 20:28:21,089 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-10-11 20:28:21,089 INFO L432 NwaCegarLoop]: 567 mSDtfsCounter, 2 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 1321 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1071 SdHoareTripleChecker+Invalid, 1321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:21,089 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1071 Invalid, 1321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1321 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:21,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1875 states. [2024-10-11 20:28:21,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1875 to 1875. [2024-10-11 20:28:21,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1875 states, 1821 states have (on average 1.1515650741350907) internal successors, (2097), 1874 states have internal predecessors, (2097), 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) [2024-10-11 20:28:21,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1875 states and 2097 transitions. [2024-10-11 20:28:21,110 INFO L78 Accepts]: Start accepts. Automaton has 1875 states and 2097 transitions. Word has length 65 [2024-10-11 20:28:21,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:21,111 INFO L471 AbstractCegarLoop]: Abstraction has 1875 states and 2097 transitions. [2024-10-11 20:28:21,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 12 states have internal predecessors, (65), 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) [2024-10-11 20:28:21,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2097 transitions. [2024-10-11 20:28:21,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-10-11 20:28:21,111 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:21,112 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:21,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-11 20:28:21,112 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr351ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:21,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:21,112 INFO L85 PathProgramCache]: Analyzing trace with hash -141348024, now seen corresponding path program 1 times [2024-10-11 20:28:21,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:21,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50313142] [2024-10-11 20:28:21,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:21,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:21,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:21,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:21,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50313142] [2024-10-11 20:28:21,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50313142] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:21,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:21,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-11 20:28:21,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713487286] [2024-10-11 20:28:21,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:21,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-11 20:28:21,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:21,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-11 20:28:21,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-10-11 20:28:21,294 INFO L87 Difference]: Start difference. First operand 1875 states and 2097 transitions. Second operand has 14 states, 14 states have (on average 4.928571428571429) internal successors, (69), 13 states have internal predecessors, (69), 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) [2024-10-11 20:28:22,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:22,070 INFO L93 Difference]: Finished difference Result 3224 states and 3608 transitions. [2024-10-11 20:28:22,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 20:28:22,071 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.928571428571429) internal successors, (69), 13 states have internal predecessors, (69), 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 69 [2024-10-11 20:28:22,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:22,074 INFO L225 Difference]: With dead ends: 3224 [2024-10-11 20:28:22,074 INFO L226 Difference]: Without dead ends: 1846 [2024-10-11 20:28:22,075 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-10-11 20:28:22,076 INFO L432 NwaCegarLoop]: 557 mSDtfsCounter, 2 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 2150 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1382 SdHoareTripleChecker+Invalid, 2150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:22,076 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1382 Invalid, 2150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2150 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 20:28:22,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1846 states. [2024-10-11 20:28:22,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1846 to 1846. [2024-10-11 20:28:22,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1846 states, 1793 states have (on average 1.151143335192415) internal successors, (2064), 1845 states have internal predecessors, (2064), 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) [2024-10-11 20:28:22,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1846 states and 2064 transitions. [2024-10-11 20:28:22,097 INFO L78 Accepts]: Start accepts. Automaton has 1846 states and 2064 transitions. Word has length 69 [2024-10-11 20:28:22,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:22,097 INFO L471 AbstractCegarLoop]: Abstraction has 1846 states and 2064 transitions. [2024-10-11 20:28:22,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.928571428571429) internal successors, (69), 13 states have internal predecessors, (69), 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) [2024-10-11 20:28:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2064 transitions. [2024-10-11 20:28:22,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-10-11 20:28:22,098 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:22,098 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:22,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-11 20:28:22,099 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr347ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:22,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:22,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1369706193, now seen corresponding path program 1 times [2024-10-11 20:28:22,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:22,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211859276] [2024-10-11 20:28:22,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:22,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:22,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:22,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:22,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211859276] [2024-10-11 20:28:22,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211859276] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:22,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:22,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-10-11 20:28:22,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141697516] [2024-10-11 20:28:22,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:22,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-11 20:28:22,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:22,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-11 20:28:22,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2024-10-11 20:28:22,321 INFO L87 Difference]: Start difference. First operand 1846 states and 2064 transitions. Second operand has 15 states, 15 states have (on average 4.866666666666666) internal successors, (73), 14 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) [2024-10-11 20:28:23,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:23,051 INFO L93 Difference]: Finished difference Result 3170 states and 3547 transitions. [2024-10-11 20:28:23,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 20:28:23,051 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.866666666666666) internal successors, (73), 14 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 73 [2024-10-11 20:28:23,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:23,055 INFO L225 Difference]: With dead ends: 3170 [2024-10-11 20:28:23,055 INFO L226 Difference]: Without dead ends: 1817 [2024-10-11 20:28:23,057 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2024-10-11 20:28:23,057 INFO L432 NwaCegarLoop]: 547 mSDtfsCounter, 2 mSDsluCounter, 810 mSDsCounter, 0 mSdLazyCounter, 2091 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1357 SdHoareTripleChecker+Invalid, 2091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:23,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1357 Invalid, 2091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2091 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 20:28:23,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1817 states. [2024-10-11 20:28:23,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1817 to 1817. [2024-10-11 20:28:23,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1817 states, 1765 states have (on average 1.1507082152974504) internal successors, (2031), 1816 states have internal predecessors, (2031), 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) [2024-10-11 20:28:23,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1817 states and 2031 transitions. [2024-10-11 20:28:23,078 INFO L78 Accepts]: Start accepts. Automaton has 1817 states and 2031 transitions. Word has length 73 [2024-10-11 20:28:23,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:23,079 INFO L471 AbstractCegarLoop]: Abstraction has 1817 states and 2031 transitions. [2024-10-11 20:28:23,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.866666666666666) internal successors, (73), 14 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) [2024-10-11 20:28:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2031 transitions. [2024-10-11 20:28:23,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-10-11 20:28:23,080 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:23,080 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:23,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-11 20:28:23,080 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr343ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:23,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:23,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1127668378, now seen corresponding path program 1 times [2024-10-11 20:28:23,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:23,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825641611] [2024-10-11 20:28:23,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:23,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:23,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:23,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:23,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825641611] [2024-10-11 20:28:23,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825641611] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:23,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:23,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-10-11 20:28:23,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613374399] [2024-10-11 20:28:23,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:23,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-11 20:28:23,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:23,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-11 20:28:23,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2024-10-11 20:28:23,311 INFO L87 Difference]: Start difference. First operand 1817 states and 2031 transitions. Second operand has 16 states, 16 states have (on average 4.8125) internal successors, (77), 15 states have internal predecessors, (77), 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) [2024-10-11 20:28:23,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:23,945 INFO L93 Difference]: Finished difference Result 3116 states and 3486 transitions. [2024-10-11 20:28:23,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-11 20:28:23,946 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.8125) internal successors, (77), 15 states have internal predecessors, (77), 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 77 [2024-10-11 20:28:23,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:23,949 INFO L225 Difference]: With dead ends: 3116 [2024-10-11 20:28:23,949 INFO L226 Difference]: Without dead ends: 1788 [2024-10-11 20:28:23,950 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2024-10-11 20:28:23,951 INFO L432 NwaCegarLoop]: 537 mSDtfsCounter, 2 mSDsluCounter, 636 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1173 SdHoareTripleChecker+Invalid, 1689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:23,951 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1173 Invalid, 1689 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1689 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:23,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2024-10-11 20:28:23,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 1788. [2024-10-11 20:28:23,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1788 states, 1737 states have (on average 1.150259067357513) internal successors, (1998), 1787 states have internal predecessors, (1998), 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) [2024-10-11 20:28:23,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1788 states and 1998 transitions. [2024-10-11 20:28:23,969 INFO L78 Accepts]: Start accepts. Automaton has 1788 states and 1998 transitions. Word has length 77 [2024-10-11 20:28:23,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:23,969 INFO L471 AbstractCegarLoop]: Abstraction has 1788 states and 1998 transitions. [2024-10-11 20:28:23,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.8125) internal successors, (77), 15 states have internal predecessors, (77), 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) [2024-10-11 20:28:23,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 1998 transitions. [2024-10-11 20:28:23,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-11 20:28:23,970 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:23,970 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:23,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-11 20:28:23,970 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr339ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:23,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:23,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1566144163, now seen corresponding path program 1 times [2024-10-11 20:28:23,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:23,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581139757] [2024-10-11 20:28:23,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:23,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:24,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:24,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:24,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581139757] [2024-10-11 20:28:24,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581139757] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:24,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:24,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-10-11 20:28:24,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131880488] [2024-10-11 20:28:24,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:24,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-11 20:28:24,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:24,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-11 20:28:24,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2024-10-11 20:28:24,212 INFO L87 Difference]: Start difference. First operand 1788 states and 1998 transitions. Second operand has 17 states, 17 states have (on average 4.764705882352941) internal successors, (81), 16 states have internal predecessors, (81), 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) [2024-10-11 20:28:24,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:24,542 INFO L93 Difference]: Finished difference Result 3062 states and 3425 transitions. [2024-10-11 20:28:24,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-11 20:28:24,543 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.764705882352941) internal successors, (81), 16 states have internal predecessors, (81), 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 81 [2024-10-11 20:28:24,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:24,545 INFO L225 Difference]: With dead ends: 3062 [2024-10-11 20:28:24,545 INFO L226 Difference]: Without dead ends: 1759 [2024-10-11 20:28:24,546 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2024-10-11 20:28:24,547 INFO L432 NwaCegarLoop]: 527 mSDtfsCounter, 2 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 617 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 683 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:24,547 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 683 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 617 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:28:24,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1759 states. [2024-10-11 20:28:24,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1759 to 1759. [2024-10-11 20:28:24,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1759 states, 1709 states have (on average 1.14979520187244) internal successors, (1965), 1758 states have internal predecessors, (1965), 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) [2024-10-11 20:28:24,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1759 states and 1965 transitions. [2024-10-11 20:28:24,564 INFO L78 Accepts]: Start accepts. Automaton has 1759 states and 1965 transitions. Word has length 81 [2024-10-11 20:28:24,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:24,565 INFO L471 AbstractCegarLoop]: Abstraction has 1759 states and 1965 transitions. [2024-10-11 20:28:24,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.764705882352941) internal successors, (81), 16 states have internal predecessors, (81), 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) [2024-10-11 20:28:24,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 1965 transitions. [2024-10-11 20:28:24,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-10-11 20:28:24,566 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:24,566 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:24,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-11 20:28:24,566 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr335ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:24,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:24,567 INFO L85 PathProgramCache]: Analyzing trace with hash 925483756, now seen corresponding path program 1 times [2024-10-11 20:28:24,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:24,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488223175] [2024-10-11 20:28:24,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:24,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:24,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:24,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:24,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488223175] [2024-10-11 20:28:24,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488223175] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:24,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:24,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-10-11 20:28:24,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087113910] [2024-10-11 20:28:24,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:24,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-10-11 20:28:24,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:24,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-11 20:28:24,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2024-10-11 20:28:24,811 INFO L87 Difference]: Start difference. First operand 1759 states and 1965 transitions. Second operand has 18 states, 18 states have (on average 4.722222222222222) internal successors, (85), 17 states have internal predecessors, (85), 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) [2024-10-11 20:28:25,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:25,450 INFO L93 Difference]: Finished difference Result 3008 states and 3364 transitions. [2024-10-11 20:28:25,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-11 20:28:25,450 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.722222222222222) internal successors, (85), 17 states have internal predecessors, (85), 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 85 [2024-10-11 20:28:25,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:25,453 INFO L225 Difference]: With dead ends: 3008 [2024-10-11 20:28:25,453 INFO L226 Difference]: Without dead ends: 1730 [2024-10-11 20:28:25,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2024-10-11 20:28:25,454 INFO L432 NwaCegarLoop]: 517 mSDtfsCounter, 2 mSDsluCounter, 612 mSDsCounter, 0 mSdLazyCounter, 1685 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1129 SdHoareTripleChecker+Invalid, 1685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:25,454 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1129 Invalid, 1685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1685 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:25,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1730 states. [2024-10-11 20:28:25,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1730 to 1730. [2024-10-11 20:28:25,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1730 states, 1681 states have (on average 1.1493158834027364) internal successors, (1932), 1729 states have internal predecessors, (1932), 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) [2024-10-11 20:28:25,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1730 states and 1932 transitions. [2024-10-11 20:28:25,471 INFO L78 Accepts]: Start accepts. Automaton has 1730 states and 1932 transitions. Word has length 85 [2024-10-11 20:28:25,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:25,471 INFO L471 AbstractCegarLoop]: Abstraction has 1730 states and 1932 transitions. [2024-10-11 20:28:25,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.722222222222222) internal successors, (85), 17 states have internal predecessors, (85), 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) [2024-10-11 20:28:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 1932 transitions. [2024-10-11 20:28:25,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-10-11 20:28:25,472 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:25,473 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:25,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-11 20:28:25,473 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr331ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:25,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:25,473 INFO L85 PathProgramCache]: Analyzing trace with hash -438984843, now seen corresponding path program 1 times [2024-10-11 20:28:25,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:25,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280741538] [2024-10-11 20:28:25,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:25,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:25,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:25,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:25,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280741538] [2024-10-11 20:28:25,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280741538] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:25,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:25,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-10-11 20:28:25,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627361001] [2024-10-11 20:28:25,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:25,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-11 20:28:25,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:25,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-11 20:28:25,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-10-11 20:28:25,746 INFO L87 Difference]: Start difference. First operand 1730 states and 1932 transitions. Second operand has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 18 states have internal predecessors, (89), 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) [2024-10-11 20:28:26,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:26,266 INFO L93 Difference]: Finished difference Result 2954 states and 3303 transitions. [2024-10-11 20:28:26,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-11 20:28:26,267 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 18 states have internal predecessors, (89), 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 89 [2024-10-11 20:28:26,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:26,269 INFO L225 Difference]: With dead ends: 2954 [2024-10-11 20:28:26,269 INFO L226 Difference]: Without dead ends: 1701 [2024-10-11 20:28:26,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-10-11 20:28:26,270 INFO L432 NwaCegarLoop]: 507 mSDtfsCounter, 2 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 1259 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 1259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:26,271 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 957 Invalid, 1259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1259 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:26,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1701 states. [2024-10-11 20:28:26,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1701 to 1701. [2024-10-11 20:28:26,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1701 states, 1653 states have (on average 1.148820326678766) internal successors, (1899), 1700 states have internal predecessors, (1899), 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) [2024-10-11 20:28:26,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1701 states and 1899 transitions. [2024-10-11 20:28:26,286 INFO L78 Accepts]: Start accepts. Automaton has 1701 states and 1899 transitions. Word has length 89 [2024-10-11 20:28:26,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:26,286 INFO L471 AbstractCegarLoop]: Abstraction has 1701 states and 1899 transitions. [2024-10-11 20:28:26,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 18 states have internal predecessors, (89), 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) [2024-10-11 20:28:26,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 1899 transitions. [2024-10-11 20:28:26,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-10-11 20:28:26,287 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:26,287 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:26,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-11 20:28:26,288 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr327ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:26,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:26,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1956310078, now seen corresponding path program 1 times [2024-10-11 20:28:26,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:26,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015113959] [2024-10-11 20:28:26,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:26,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:26,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:26,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:26,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015113959] [2024-10-11 20:28:26,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015113959] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:26,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:26,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-10-11 20:28:26,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110114183] [2024-10-11 20:28:26,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:26,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-10-11 20:28:26,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:26,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-10-11 20:28:26,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2024-10-11 20:28:26,635 INFO L87 Difference]: Start difference. First operand 1701 states and 1899 transitions. Second operand has 20 states, 20 states have (on average 4.65) internal successors, (93), 19 states have internal predecessors, (93), 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) [2024-10-11 20:28:27,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:27,171 INFO L93 Difference]: Finished difference Result 2900 states and 3242 transitions. [2024-10-11 20:28:27,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-11 20:28:27,172 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 4.65) internal successors, (93), 19 states have internal predecessors, (93), 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 93 [2024-10-11 20:28:27,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:27,175 INFO L225 Difference]: With dead ends: 2900 [2024-10-11 20:28:27,175 INFO L226 Difference]: Without dead ends: 1672 [2024-10-11 20:28:27,176 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2024-10-11 20:28:27,177 INFO L432 NwaCegarLoop]: 497 mSDtfsCounter, 2 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 1330 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 938 SdHoareTripleChecker+Invalid, 1330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:27,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 938 Invalid, 1330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1330 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:27,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1672 states. [2024-10-11 20:28:27,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1672 to 1672. [2024-10-11 20:28:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1672 states, 1625 states have (on average 1.1483076923076923) internal successors, (1866), 1671 states have internal predecessors, (1866), 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) [2024-10-11 20:28:27,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1672 states and 1866 transitions. [2024-10-11 20:28:27,193 INFO L78 Accepts]: Start accepts. Automaton has 1672 states and 1866 transitions. Word has length 93 [2024-10-11 20:28:27,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:27,194 INFO L471 AbstractCegarLoop]: Abstraction has 1672 states and 1866 transitions. [2024-10-11 20:28:27,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 4.65) internal successors, (93), 19 states have internal predecessors, (93), 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) [2024-10-11 20:28:27,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1866 transitions. [2024-10-11 20:28:27,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-10-11 20:28:27,195 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:27,195 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:27,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-11 20:28:27,195 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr323ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:27,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:27,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1556580679, now seen corresponding path program 1 times [2024-10-11 20:28:27,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:27,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480135734] [2024-10-11 20:28:27,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:27,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:27,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:27,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:27,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480135734] [2024-10-11 20:28:27,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480135734] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:27,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:27,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2024-10-11 20:28:27,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306004718] [2024-10-11 20:28:27,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:27,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-10-11 20:28:27,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:27,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-10-11 20:28:27,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=210, Unknown=0, NotChecked=0, Total=420 [2024-10-11 20:28:27,506 INFO L87 Difference]: Start difference. First operand 1672 states and 1866 transitions. Second operand has 21 states, 21 states have (on average 4.619047619047619) internal successors, (97), 20 states have internal predecessors, (97), 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) [2024-10-11 20:28:28,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:28,193 INFO L93 Difference]: Finished difference Result 2846 states and 3181 transitions. [2024-10-11 20:28:28,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-11 20:28:28,193 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 4.619047619047619) internal successors, (97), 20 states have internal predecessors, (97), 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 97 [2024-10-11 20:28:28,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:28,195 INFO L225 Difference]: With dead ends: 2846 [2024-10-11 20:28:28,195 INFO L226 Difference]: Without dead ends: 1643 [2024-10-11 20:28:28,196 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=210, Invalid=210, Unknown=0, NotChecked=0, Total=420 [2024-10-11 20:28:28,197 INFO L432 NwaCegarLoop]: 487 mSDtfsCounter, 2 mSDsluCounter, 720 mSDsCounter, 0 mSdLazyCounter, 1993 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1207 SdHoareTripleChecker+Invalid, 1993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:28,197 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1207 Invalid, 1993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1993 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 20:28:28,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1643 states. [2024-10-11 20:28:28,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1643 to 1643. [2024-10-11 20:28:28,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1643 states, 1597 states have (on average 1.147777082028804) internal successors, (1833), 1642 states have internal predecessors, (1833), 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) [2024-10-11 20:28:28,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1643 states and 1833 transitions. [2024-10-11 20:28:28,210 INFO L78 Accepts]: Start accepts. Automaton has 1643 states and 1833 transitions. Word has length 97 [2024-10-11 20:28:28,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:28,210 INFO L471 AbstractCegarLoop]: Abstraction has 1643 states and 1833 transitions. [2024-10-11 20:28:28,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.619047619047619) internal successors, (97), 20 states have internal predecessors, (97), 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) [2024-10-11 20:28:28,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 1833 transitions. [2024-10-11 20:28:28,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-10-11 20:28:28,211 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:28,211 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:28,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-11 20:28:28,212 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr319ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:28,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:28,212 INFO L85 PathProgramCache]: Analyzing trace with hash -38185328, now seen corresponding path program 1 times [2024-10-11 20:28:28,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:28,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954937632] [2024-10-11 20:28:28,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:28,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:28,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:28,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:28,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954937632] [2024-10-11 20:28:28,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954937632] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:28,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:28,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2024-10-11 20:28:28,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932722449] [2024-10-11 20:28:28,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:28,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-10-11 20:28:28,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:28,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-10-11 20:28:28,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=231, Unknown=0, NotChecked=0, Total=462 [2024-10-11 20:28:28,559 INFO L87 Difference]: Start difference. First operand 1643 states and 1833 transitions. Second operand has 22 states, 22 states have (on average 4.590909090909091) internal successors, (101), 21 states have internal predecessors, (101), 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) [2024-10-11 20:28:29,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:29,095 INFO L93 Difference]: Finished difference Result 2792 states and 3120 transitions. [2024-10-11 20:28:29,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-11 20:28:29,095 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.590909090909091) internal successors, (101), 21 states have internal predecessors, (101), 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 101 [2024-10-11 20:28:29,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:29,097 INFO L225 Difference]: With dead ends: 2792 [2024-10-11 20:28:29,097 INFO L226 Difference]: Without dead ends: 1614 [2024-10-11 20:28:29,098 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=231, Invalid=231, Unknown=0, NotChecked=0, Total=462 [2024-10-11 20:28:29,099 INFO L432 NwaCegarLoop]: 477 mSDtfsCounter, 2 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 1264 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 900 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:29,100 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 900 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1264 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:29,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1614 states. [2024-10-11 20:28:29,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1614 to 1614. [2024-10-11 20:28:29,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1614 states, 1569 states have (on average 1.147227533460803) internal successors, (1800), 1613 states have internal predecessors, (1800), 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) [2024-10-11 20:28:29,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1614 states and 1800 transitions. [2024-10-11 20:28:29,109 INFO L78 Accepts]: Start accepts. Automaton has 1614 states and 1800 transitions. Word has length 101 [2024-10-11 20:28:29,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:29,109 INFO L471 AbstractCegarLoop]: Abstraction has 1614 states and 1800 transitions. [2024-10-11 20:28:29,109 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.590909090909091) internal successors, (101), 21 states have internal predecessors, (101), 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) [2024-10-11 20:28:29,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 1800 transitions. [2024-10-11 20:28:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-10-11 20:28:29,110 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:29,110 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:29,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-11 20:28:29,110 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr315ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:29,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:29,110 INFO L85 PathProgramCache]: Analyzing trace with hash 350106649, now seen corresponding path program 1 times [2024-10-11 20:28:29,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:29,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954132784] [2024-10-11 20:28:29,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:29,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:29,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:29,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954132784] [2024-10-11 20:28:29,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954132784] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:29,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:29,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2024-10-11 20:28:29,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541929435] [2024-10-11 20:28:29,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:29,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-10-11 20:28:29,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:29,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-10-11 20:28:29,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=253, Unknown=0, NotChecked=0, Total=506 [2024-10-11 20:28:29,457 INFO L87 Difference]: Start difference. First operand 1614 states and 1800 transitions. Second operand has 23 states, 23 states have (on average 4.565217391304348) internal successors, (105), 22 states have internal predecessors, (105), 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) [2024-10-11 20:28:29,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:29,986 INFO L93 Difference]: Finished difference Result 2738 states and 3059 transitions. [2024-10-11 20:28:29,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-11 20:28:29,986 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.565217391304348) internal successors, (105), 22 states have internal predecessors, (105), 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 105 [2024-10-11 20:28:29,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:29,988 INFO L225 Difference]: With dead ends: 2738 [2024-10-11 20:28:29,988 INFO L226 Difference]: Without dead ends: 1585 [2024-10-11 20:28:29,989 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=253, Invalid=253, Unknown=0, NotChecked=0, Total=506 [2024-10-11 20:28:29,989 INFO L432 NwaCegarLoop]: 467 mSDtfsCounter, 2 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 1335 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 881 SdHoareTripleChecker+Invalid, 1335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:29,989 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 881 Invalid, 1335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1335 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:29,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1585 states. [2024-10-11 20:28:29,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1585 to 1585. [2024-10-11 20:28:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1585 states, 1541 states have (on average 1.1466580142764438) internal successors, (1767), 1584 states have internal predecessors, (1767), 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) [2024-10-11 20:28:29,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1585 states and 1767 transitions. [2024-10-11 20:28:29,999 INFO L78 Accepts]: Start accepts. Automaton has 1585 states and 1767 transitions. Word has length 105 [2024-10-11 20:28:29,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:29,999 INFO L471 AbstractCegarLoop]: Abstraction has 1585 states and 1767 transitions. [2024-10-11 20:28:30,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.565217391304348) internal successors, (105), 22 states have internal predecessors, (105), 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) [2024-10-11 20:28:30,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 1767 transitions. [2024-10-11 20:28:30,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-10-11 20:28:30,001 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:30,001 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:30,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-11 20:28:30,001 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr311ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:30,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:30,002 INFO L85 PathProgramCache]: Analyzing trace with hash 900989410, now seen corresponding path program 1 times [2024-10-11 20:28:30,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:30,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136041896] [2024-10-11 20:28:30,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:30,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:30,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:30,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:30,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136041896] [2024-10-11 20:28:30,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136041896] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:30,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:30,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2024-10-11 20:28:30,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169221100] [2024-10-11 20:28:30,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:30,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-11 20:28:30,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:30,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-11 20:28:30,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2024-10-11 20:28:30,341 INFO L87 Difference]: Start difference. First operand 1585 states and 1767 transitions. Second operand has 24 states, 24 states have (on average 4.541666666666667) internal successors, (109), 23 states have internal predecessors, (109), 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) [2024-10-11 20:28:30,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:30,752 INFO L93 Difference]: Finished difference Result 2684 states and 2998 transitions. [2024-10-11 20:28:30,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-11 20:28:30,753 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.541666666666667) internal successors, (109), 23 states have internal predecessors, (109), 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 109 [2024-10-11 20:28:30,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:30,755 INFO L225 Difference]: With dead ends: 2684 [2024-10-11 20:28:30,755 INFO L226 Difference]: Without dead ends: 1556 [2024-10-11 20:28:30,756 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2024-10-11 20:28:30,756 INFO L432 NwaCegarLoop]: 457 mSDtfsCounter, 2 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 935 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:30,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 727 Invalid, 935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 935 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 20:28:30,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-10-11 20:28:30,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1556. [2024-10-11 20:28:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1556 states, 1513 states have (on average 1.146067415730337) internal successors, (1734), 1555 states have internal predecessors, (1734), 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) [2024-10-11 20:28:30,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1556 states and 1734 transitions. [2024-10-11 20:28:30,766 INFO L78 Accepts]: Start accepts. Automaton has 1556 states and 1734 transitions. Word has length 109 [2024-10-11 20:28:30,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:30,766 INFO L471 AbstractCegarLoop]: Abstraction has 1556 states and 1734 transitions. [2024-10-11 20:28:30,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.541666666666667) internal successors, (109), 23 states have internal predecessors, (109), 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) [2024-10-11 20:28:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1734 transitions. [2024-10-11 20:28:30,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-10-11 20:28:30,768 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:30,768 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:30,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-10-11 20:28:30,768 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr307ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:30,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:30,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1103667179, now seen corresponding path program 1 times [2024-10-11 20:28:30,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:30,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959982555] [2024-10-11 20:28:30,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:30,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:30,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:31,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:31,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:31,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959982555] [2024-10-11 20:28:31,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959982555] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:31,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:31,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-10-11 20:28:31,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065867122] [2024-10-11 20:28:31,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:31,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-11 20:28:31,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:31,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-11 20:28:31,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2024-10-11 20:28:31,215 INFO L87 Difference]: Start difference. First operand 1556 states and 1734 transitions. Second operand has 25 states, 25 states have (on average 4.52) internal successors, (113), 24 states have internal predecessors, (113), 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) [2024-10-11 20:28:31,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:31,747 INFO L93 Difference]: Finished difference Result 2630 states and 2937 transitions. [2024-10-11 20:28:31,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-11 20:28:31,748 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.52) internal successors, (113), 24 states have internal predecessors, (113), 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 113 [2024-10-11 20:28:31,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:31,750 INFO L225 Difference]: With dead ends: 2630 [2024-10-11 20:28:31,750 INFO L226 Difference]: Without dead ends: 1527 [2024-10-11 20:28:31,751 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2024-10-11 20:28:31,752 INFO L432 NwaCegarLoop]: 447 mSDtfsCounter, 2 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 961 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:31,752 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 711 Invalid, 961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 961 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:31,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1527 states. [2024-10-11 20:28:31,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1527 to 1527. [2024-10-11 20:28:31,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1527 states, 1485 states have (on average 1.1454545454545455) internal successors, (1701), 1526 states have internal predecessors, (1701), 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) [2024-10-11 20:28:31,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1527 states and 1701 transitions. [2024-10-11 20:28:31,769 INFO L78 Accepts]: Start accepts. Automaton has 1527 states and 1701 transitions. Word has length 113 [2024-10-11 20:28:31,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:31,769 INFO L471 AbstractCegarLoop]: Abstraction has 1527 states and 1701 transitions. [2024-10-11 20:28:31,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.52) internal successors, (113), 24 states have internal predecessors, (113), 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) [2024-10-11 20:28:31,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1701 transitions. [2024-10-11 20:28:31,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-11 20:28:31,770 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:31,770 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:31,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-10-11 20:28:31,771 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr303ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:31,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:31,771 INFO L85 PathProgramCache]: Analyzing trace with hash -524685772, now seen corresponding path program 1 times [2024-10-11 20:28:31,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:31,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973987091] [2024-10-11 20:28:31,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:31,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:32,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:32,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:32,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973987091] [2024-10-11 20:28:32,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973987091] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:32,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:32,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-10-11 20:28:32,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593434545] [2024-10-11 20:28:32,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:32,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-10-11 20:28:32,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:32,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-10-11 20:28:32,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=325, Invalid=325, Unknown=0, NotChecked=0, Total=650 [2024-10-11 20:28:32,239 INFO L87 Difference]: Start difference. First operand 1527 states and 1701 transitions. Second operand has 26 states, 26 states have (on average 4.5) internal successors, (117), 25 states have internal predecessors, (117), 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) [2024-10-11 20:28:32,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:32,878 INFO L93 Difference]: Finished difference Result 2576 states and 2876 transitions. [2024-10-11 20:28:32,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-11 20:28:32,879 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 4.5) internal successors, (117), 25 states have internal predecessors, (117), 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 117 [2024-10-11 20:28:32,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:32,881 INFO L225 Difference]: With dead ends: 2576 [2024-10-11 20:28:32,881 INFO L226 Difference]: Without dead ends: 1498 [2024-10-11 20:28:32,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=325, Invalid=325, Unknown=0, NotChecked=0, Total=650 [2024-10-11 20:28:32,883 INFO L432 NwaCegarLoop]: 437 mSDtfsCounter, 2 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 1324 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 824 SdHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:32,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 824 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1324 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:32,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1498 states. [2024-10-11 20:28:32,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1498 to 1498. [2024-10-11 20:28:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1498 states, 1457 states have (on average 1.1448181194234728) internal successors, (1668), 1497 states have internal predecessors, (1668), 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) [2024-10-11 20:28:32,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1498 states and 1668 transitions. [2024-10-11 20:28:32,898 INFO L78 Accepts]: Start accepts. Automaton has 1498 states and 1668 transitions. Word has length 117 [2024-10-11 20:28:32,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:32,899 INFO L471 AbstractCegarLoop]: Abstraction has 1498 states and 1668 transitions. [2024-10-11 20:28:32,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.5) internal successors, (117), 25 states have internal predecessors, (117), 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) [2024-10-11 20:28:32,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1668 transitions. [2024-10-11 20:28:32,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-10-11 20:28:32,900 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:32,900 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:32,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-10-11 20:28:32,900 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr299ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:32,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:32,901 INFO L85 PathProgramCache]: Analyzing trace with hash -130691907, now seen corresponding path program 1 times [2024-10-11 20:28:32,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:32,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875164549] [2024-10-11 20:28:32,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:32,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:33,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:33,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:33,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875164549] [2024-10-11 20:28:33,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875164549] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:33,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:33,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-10-11 20:28:33,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559747025] [2024-10-11 20:28:33,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:33,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-10-11 20:28:33,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:33,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-10-11 20:28:33,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=351, Unknown=0, NotChecked=0, Total=702 [2024-10-11 20:28:33,368 INFO L87 Difference]: Start difference. First operand 1498 states and 1668 transitions. Second operand has 27 states, 27 states have (on average 4.481481481481482) internal successors, (121), 26 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) [2024-10-11 20:28:34,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:34,156 INFO L93 Difference]: Finished difference Result 2522 states and 2815 transitions. [2024-10-11 20:28:34,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-11 20:28:34,156 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.481481481481482) internal successors, (121), 26 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 121 [2024-10-11 20:28:34,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:34,158 INFO L225 Difference]: With dead ends: 2522 [2024-10-11 20:28:34,158 INFO L226 Difference]: Without dead ends: 1469 [2024-10-11 20:28:34,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=351, Invalid=351, Unknown=0, NotChecked=0, Total=702 [2024-10-11 20:28:34,159 INFO L432 NwaCegarLoop]: 427 mSDtfsCounter, 2 mSDsluCounter, 756 mSDsCounter, 0 mSdLazyCounter, 2257 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1183 SdHoareTripleChecker+Invalid, 2257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:34,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1183 Invalid, 2257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2257 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-11 20:28:34,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1469 states. [2024-10-11 20:28:34,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1469 to 1469. [2024-10-11 20:28:34,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1469 states, 1429 states have (on average 1.1441567529741077) internal successors, (1635), 1468 states have internal predecessors, (1635), 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) [2024-10-11 20:28:34,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1469 states and 1635 transitions. [2024-10-11 20:28:34,170 INFO L78 Accepts]: Start accepts. Automaton has 1469 states and 1635 transitions. Word has length 121 [2024-10-11 20:28:34,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:34,170 INFO L471 AbstractCegarLoop]: Abstraction has 1469 states and 1635 transitions. [2024-10-11 20:28:34,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.481481481481482) internal successors, (121), 26 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) [2024-10-11 20:28:34,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1635 transitions. [2024-10-11 20:28:34,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-10-11 20:28:34,171 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:34,171 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:34,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-10-11 20:28:34,172 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr295ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:34,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:34,172 INFO L85 PathProgramCache]: Analyzing trace with hash 603593606, now seen corresponding path program 1 times [2024-10-11 20:28:34,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:34,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097923614] [2024-10-11 20:28:34,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:34,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:34,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:34,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:34,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097923614] [2024-10-11 20:28:34,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097923614] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:34,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:34,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-10-11 20:28:34,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611288652] [2024-10-11 20:28:34,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:34,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-10-11 20:28:34,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:34,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-10-11 20:28:34,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=378, Invalid=378, Unknown=0, NotChecked=0, Total=756 [2024-10-11 20:28:34,615 INFO L87 Difference]: Start difference. First operand 1469 states and 1635 transitions. Second operand has 28 states, 28 states have (on average 4.464285714285714) internal successors, (125), 27 states have internal predecessors, (125), 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) [2024-10-11 20:28:35,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:35,355 INFO L93 Difference]: Finished difference Result 2468 states and 2754 transitions. [2024-10-11 20:28:35,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-11 20:28:35,355 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.464285714285714) internal successors, (125), 27 states have internal predecessors, (125), 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 125 [2024-10-11 20:28:35,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:35,357 INFO L225 Difference]: With dead ends: 2468 [2024-10-11 20:28:35,357 INFO L226 Difference]: Without dead ends: 1440 [2024-10-11 20:28:35,358 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=378, Invalid=378, Unknown=0, NotChecked=0, Total=756 [2024-10-11 20:28:35,359 INFO L432 NwaCegarLoop]: 417 mSDtfsCounter, 2 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 2167 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1155 SdHoareTripleChecker+Invalid, 2167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:35,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1155 Invalid, 2167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2167 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 20:28:35,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1440 states. [2024-10-11 20:28:35,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1440 to 1440. [2024-10-11 20:28:35,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1440 states, 1401 states have (on average 1.1434689507494646) internal successors, (1602), 1439 states have internal predecessors, (1602), 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) [2024-10-11 20:28:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1440 states and 1602 transitions. [2024-10-11 20:28:35,371 INFO L78 Accepts]: Start accepts. Automaton has 1440 states and 1602 transitions. Word has length 125 [2024-10-11 20:28:35,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:35,371 INFO L471 AbstractCegarLoop]: Abstraction has 1440 states and 1602 transitions. [2024-10-11 20:28:35,372 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 4.464285714285714) internal successors, (125), 27 states have internal predecessors, (125), 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) [2024-10-11 20:28:35,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1602 transitions. [2024-10-11 20:28:35,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-10-11 20:28:35,373 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:35,373 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:35,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-10-11 20:28:35,373 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr291ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:35,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:35,374 INFO L85 PathProgramCache]: Analyzing trace with hash 768916111, now seen corresponding path program 1 times [2024-10-11 20:28:35,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:35,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448326973] [2024-10-11 20:28:35,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:35,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:35,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:35,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:35,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448326973] [2024-10-11 20:28:35,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448326973] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:35,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:35,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-10-11 20:28:35,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798841200] [2024-10-11 20:28:35,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:35,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-10-11 20:28:35,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:35,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-10-11 20:28:35,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=406, Invalid=406, Unknown=0, NotChecked=0, Total=812 [2024-10-11 20:28:35,815 INFO L87 Difference]: Start difference. First operand 1440 states and 1602 transitions. Second operand has 29 states, 29 states have (on average 4.448275862068965) internal successors, (129), 28 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) [2024-10-11 20:28:36,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:36,374 INFO L93 Difference]: Finished difference Result 2414 states and 2693 transitions. [2024-10-11 20:28:36,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-11 20:28:36,375 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 4.448275862068965) internal successors, (129), 28 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) Word has length 129 [2024-10-11 20:28:36,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:36,377 INFO L225 Difference]: With dead ends: 2414 [2024-10-11 20:28:36,377 INFO L226 Difference]: Without dead ends: 1411 [2024-10-11 20:28:36,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=406, Invalid=406, Unknown=0, NotChecked=0, Total=812 [2024-10-11 20:28:36,378 INFO L432 NwaCegarLoop]: 407 mSDtfsCounter, 2 mSDsluCounter, 480 mSDsCounter, 0 mSdLazyCounter, 1525 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 1525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:36,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 887 Invalid, 1525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1525 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:36,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1411 states. [2024-10-11 20:28:36,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1411 to 1411. [2024-10-11 20:28:36,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1411 states, 1373 states have (on average 1.1427530954115077) internal successors, (1569), 1410 states have internal predecessors, (1569), 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) [2024-10-11 20:28:36,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1411 states and 1569 transitions. [2024-10-11 20:28:36,389 INFO L78 Accepts]: Start accepts. Automaton has 1411 states and 1569 transitions. Word has length 129 [2024-10-11 20:28:36,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:36,389 INFO L471 AbstractCegarLoop]: Abstraction has 1411 states and 1569 transitions. [2024-10-11 20:28:36,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.448275862068965) internal successors, (129), 28 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) [2024-10-11 20:28:36,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1569 transitions. [2024-10-11 20:28:36,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-10-11 20:28:36,391 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:36,391 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:36,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-10-11 20:28:36,391 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr287ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:36,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:36,392 INFO L85 PathProgramCache]: Analyzing trace with hash -2052879912, now seen corresponding path program 1 times [2024-10-11 20:28:36,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:36,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005642519] [2024-10-11 20:28:36,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:36,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:36,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:36,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:36,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005642519] [2024-10-11 20:28:36,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005642519] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:36,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:36,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-10-11 20:28:36,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279352097] [2024-10-11 20:28:36,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:36,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-10-11 20:28:36,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:36,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-10-11 20:28:36,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=435, Invalid=435, Unknown=0, NotChecked=0, Total=870 [2024-10-11 20:28:36,876 INFO L87 Difference]: Start difference. First operand 1411 states and 1569 transitions. Second operand has 30 states, 30 states have (on average 4.433333333333334) internal successors, (133), 29 states have internal predecessors, (133), 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) [2024-10-11 20:28:37,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:37,669 INFO L93 Difference]: Finished difference Result 2360 states and 2632 transitions. [2024-10-11 20:28:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-11 20:28:37,670 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.433333333333334) internal successors, (133), 29 states have internal predecessors, (133), 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 133 [2024-10-11 20:28:37,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:37,671 INFO L225 Difference]: With dead ends: 2360 [2024-10-11 20:28:37,671 INFO L226 Difference]: Without dead ends: 1382 [2024-10-11 20:28:37,672 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=435, Invalid=435, Unknown=0, NotChecked=0, Total=870 [2024-10-11 20:28:37,673 INFO L432 NwaCegarLoop]: 397 mSDtfsCounter, 2 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 2432 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1216 SdHoareTripleChecker+Invalid, 2432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:37,673 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1216 Invalid, 2432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2432 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-11 20:28:37,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1382 states. [2024-10-11 20:28:37,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1382 to 1382. [2024-10-11 20:28:37,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1382 states, 1345 states have (on average 1.142007434944238) internal successors, (1536), 1381 states have internal predecessors, (1536), 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) [2024-10-11 20:28:37,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1382 states and 1536 transitions. [2024-10-11 20:28:37,684 INFO L78 Accepts]: Start accepts. Automaton has 1382 states and 1536 transitions. Word has length 133 [2024-10-11 20:28:37,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:37,684 INFO L471 AbstractCegarLoop]: Abstraction has 1382 states and 1536 transitions. [2024-10-11 20:28:37,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.433333333333334) internal successors, (133), 29 states have internal predecessors, (133), 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) [2024-10-11 20:28:37,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1536 transitions. [2024-10-11 20:28:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-10-11 20:28:37,685 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:37,685 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:37,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-10-11 20:28:37,686 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr283ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:37,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:37,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1185650335, now seen corresponding path program 1 times [2024-10-11 20:28:37,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:37,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022323489] [2024-10-11 20:28:37,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:37,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:38,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:38,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:38,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022323489] [2024-10-11 20:28:38,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022323489] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:38,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:38,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2024-10-11 20:28:38,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352259004] [2024-10-11 20:28:38,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:38,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-10-11 20:28:38,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:38,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-10-11 20:28:38,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=465, Invalid=465, Unknown=0, NotChecked=0, Total=930 [2024-10-11 20:28:38,190 INFO L87 Difference]: Start difference. First operand 1382 states and 1536 transitions. Second operand has 31 states, 31 states have (on average 4.419354838709677) internal successors, (137), 30 states have internal predecessors, (137), 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) [2024-10-11 20:28:38,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:38,838 INFO L93 Difference]: Finished difference Result 2306 states and 2571 transitions. [2024-10-11 20:28:38,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-11 20:28:38,839 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 4.419354838709677) internal successors, (137), 30 states have internal predecessors, (137), 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 137 [2024-10-11 20:28:38,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:38,841 INFO L225 Difference]: With dead ends: 2306 [2024-10-11 20:28:38,841 INFO L226 Difference]: Without dead ends: 1353 [2024-10-11 20:28:38,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=465, Invalid=465, Unknown=0, NotChecked=0, Total=930 [2024-10-11 20:28:38,843 INFO L432 NwaCegarLoop]: 387 mSDtfsCounter, 2 mSDsluCounter, 570 mSDsCounter, 0 mSdLazyCounter, 1863 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 1863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:38,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 957 Invalid, 1863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1863 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:38,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2024-10-11 20:28:38,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1353. [2024-10-11 20:28:38,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1353 states, 1317 states have (on average 1.14123006833713) internal successors, (1503), 1352 states have internal predecessors, (1503), 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) [2024-10-11 20:28:38,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1353 states and 1503 transitions. [2024-10-11 20:28:38,854 INFO L78 Accepts]: Start accepts. Automaton has 1353 states and 1503 transitions. Word has length 137 [2024-10-11 20:28:38,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:38,854 INFO L471 AbstractCegarLoop]: Abstraction has 1353 states and 1503 transitions. [2024-10-11 20:28:38,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.419354838709677) internal successors, (137), 30 states have internal predecessors, (137), 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) [2024-10-11 20:28:38,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1503 transitions. [2024-10-11 20:28:38,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-10-11 20:28:38,855 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:38,855 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:38,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-10-11 20:28:38,856 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr279ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:38,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:38,856 INFO L85 PathProgramCache]: Analyzing trace with hash -320521942, now seen corresponding path program 1 times [2024-10-11 20:28:38,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:38,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063817511] [2024-10-11 20:28:38,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:38,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:39,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:39,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:39,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063817511] [2024-10-11 20:28:39,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063817511] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:39,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:39,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2024-10-11 20:28:39,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744087578] [2024-10-11 20:28:39,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:39,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-10-11 20:28:39,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:39,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-10-11 20:28:39,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=496, Invalid=496, Unknown=0, NotChecked=0, Total=992 [2024-10-11 20:28:39,407 INFO L87 Difference]: Start difference. First operand 1353 states and 1503 transitions. Second operand has 32 states, 32 states have (on average 4.40625) internal successors, (141), 31 states have internal predecessors, (141), 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) [2024-10-11 20:28:40,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:40,070 INFO L93 Difference]: Finished difference Result 2252 states and 2510 transitions. [2024-10-11 20:28:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-11 20:28:40,070 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 4.40625) internal successors, (141), 31 states have internal predecessors, (141), 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 141 [2024-10-11 20:28:40,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:40,072 INFO L225 Difference]: With dead ends: 2252 [2024-10-11 20:28:40,072 INFO L226 Difference]: Without dead ends: 1324 [2024-10-11 20:28:40,073 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=496, Invalid=496, Unknown=0, NotChecked=0, Total=992 [2024-10-11 20:28:40,073 INFO L432 NwaCegarLoop]: 377 mSDtfsCounter, 2 mSDsluCounter, 555 mSDsCounter, 0 mSdLazyCounter, 1928 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 1928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1928 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:40,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 932 Invalid, 1928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1928 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:40,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1324 states. [2024-10-11 20:28:40,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1324 to 1324. [2024-10-11 20:28:40,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1324 states, 1289 states have (on average 1.1404189294026377) internal successors, (1470), 1323 states have internal predecessors, (1470), 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) [2024-10-11 20:28:40,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1324 states and 1470 transitions. [2024-10-11 20:28:40,080 INFO L78 Accepts]: Start accepts. Automaton has 1324 states and 1470 transitions. Word has length 141 [2024-10-11 20:28:40,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:40,080 INFO L471 AbstractCegarLoop]: Abstraction has 1324 states and 1470 transitions. [2024-10-11 20:28:40,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 4.40625) internal successors, (141), 31 states have internal predecessors, (141), 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) [2024-10-11 20:28:40,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1470 transitions. [2024-10-11 20:28:40,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-10-11 20:28:40,081 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:40,081 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:40,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-10-11 20:28:40,081 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr275ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:40,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:40,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1382275379, now seen corresponding path program 1 times [2024-10-11 20:28:40,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:40,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289608099] [2024-10-11 20:28:40,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:40,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:40,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:40,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:40,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289608099] [2024-10-11 20:28:40,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289608099] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:40,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:40,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2024-10-11 20:28:40,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519482698] [2024-10-11 20:28:40,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:40,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-10-11 20:28:40,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:40,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-10-11 20:28:40,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=528, Invalid=528, Unknown=0, NotChecked=0, Total=1056 [2024-10-11 20:28:40,734 INFO L87 Difference]: Start difference. First operand 1324 states and 1470 transitions. Second operand has 33 states, 33 states have (on average 4.393939393939394) internal successors, (145), 32 states have internal predecessors, (145), 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) [2024-10-11 20:28:41,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:41,227 INFO L93 Difference]: Finished difference Result 2198 states and 2449 transitions. [2024-10-11 20:28:41,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-11 20:28:41,227 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 4.393939393939394) internal successors, (145), 32 states have internal predecessors, (145), 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 145 [2024-10-11 20:28:41,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:41,229 INFO L225 Difference]: With dead ends: 2198 [2024-10-11 20:28:41,229 INFO L226 Difference]: Without dead ends: 1295 [2024-10-11 20:28:41,230 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=528, Invalid=528, Unknown=0, NotChecked=0, Total=1056 [2024-10-11 20:28:41,231 INFO L432 NwaCegarLoop]: 367 mSDtfsCounter, 2 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 1289 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 691 SdHoareTripleChecker+Invalid, 1289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:41,231 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 691 Invalid, 1289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1289 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:41,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1295 states. [2024-10-11 20:28:41,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1295 to 1295. [2024-10-11 20:28:41,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1295 states, 1261 states have (on average 1.1395717684377478) internal successors, (1437), 1294 states have internal predecessors, (1437), 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) [2024-10-11 20:28:41,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 1437 transitions. [2024-10-11 20:28:41,241 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 1437 transitions. Word has length 145 [2024-10-11 20:28:41,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:41,241 INFO L471 AbstractCegarLoop]: Abstraction has 1295 states and 1437 transitions. [2024-10-11 20:28:41,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.393939393939394) internal successors, (145), 32 states have internal predecessors, (145), 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) [2024-10-11 20:28:41,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1437 transitions. [2024-10-11 20:28:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-10-11 20:28:41,242 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:41,242 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:41,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-10-11 20:28:41,243 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr271ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:41,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:41,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1578227332, now seen corresponding path program 1 times [2024-10-11 20:28:41,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:41,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023481156] [2024-10-11 20:28:41,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:41,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:41,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:41,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:41,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023481156] [2024-10-11 20:28:41,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023481156] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:41,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:41,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2024-10-11 20:28:41,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313521268] [2024-10-11 20:28:41,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:41,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-10-11 20:28:41,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:41,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-10-11 20:28:41,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=561, Invalid=561, Unknown=0, NotChecked=0, Total=1122 [2024-10-11 20:28:41,871 INFO L87 Difference]: Start difference. First operand 1295 states and 1437 transitions. Second operand has 34 states, 34 states have (on average 4.382352941176471) internal successors, (149), 33 states have internal predecessors, (149), 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) [2024-10-11 20:28:42,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:42,354 INFO L93 Difference]: Finished difference Result 2144 states and 2388 transitions. [2024-10-11 20:28:42,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-10-11 20:28:42,354 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 4.382352941176471) internal successors, (149), 33 states have internal predecessors, (149), 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 149 [2024-10-11 20:28:42,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:42,355 INFO L225 Difference]: With dead ends: 2144 [2024-10-11 20:28:42,355 INFO L226 Difference]: Without dead ends: 1266 [2024-10-11 20:28:42,356 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=561, Invalid=561, Unknown=0, NotChecked=0, Total=1122 [2024-10-11 20:28:42,357 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 2 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 1284 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 672 SdHoareTripleChecker+Invalid, 1284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:42,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 672 Invalid, 1284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1284 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:42,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1266 states. [2024-10-11 20:28:42,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1266 to 1266. [2024-10-11 20:28:42,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1233 states have (on average 1.1386861313868613) internal successors, (1404), 1265 states have internal predecessors, (1404), 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) [2024-10-11 20:28:42,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1404 transitions. [2024-10-11 20:28:42,367 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1404 transitions. Word has length 149 [2024-10-11 20:28:42,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:42,367 INFO L471 AbstractCegarLoop]: Abstraction has 1266 states and 1404 transitions. [2024-10-11 20:28:42,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 4.382352941176471) internal successors, (149), 33 states have internal predecessors, (149), 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) [2024-10-11 20:28:42,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1404 transitions. [2024-10-11 20:28:42,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-10-11 20:28:42,368 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:42,368 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:42,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-10-11 20:28:42,369 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr267ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:42,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:42,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1850603003, now seen corresponding path program 1 times [2024-10-11 20:28:42,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:42,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786169172] [2024-10-11 20:28:42,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:42,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:43,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:43,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:43,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786169172] [2024-10-11 20:28:43,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786169172] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:43,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:43,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-10-11 20:28:43,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796176714] [2024-10-11 20:28:43,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:43,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-10-11 20:28:43,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:43,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-10-11 20:28:43,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=595, Invalid=595, Unknown=0, NotChecked=0, Total=1190 [2024-10-11 20:28:43,011 INFO L87 Difference]: Start difference. First operand 1266 states and 1404 transitions. Second operand has 35 states, 35 states have (on average 4.371428571428571) internal successors, (153), 34 states have internal predecessors, (153), 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) [2024-10-11 20:28:43,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:43,473 INFO L93 Difference]: Finished difference Result 2090 states and 2327 transitions. [2024-10-11 20:28:43,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-11 20:28:43,474 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 4.371428571428571) internal successors, (153), 34 states have internal predecessors, (153), 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 153 [2024-10-11 20:28:43,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:43,475 INFO L225 Difference]: With dead ends: 2090 [2024-10-11 20:28:43,475 INFO L226 Difference]: Without dead ends: 1237 [2024-10-11 20:28:43,476 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=595, Invalid=595, Unknown=0, NotChecked=0, Total=1190 [2024-10-11 20:28:43,476 INFO L432 NwaCegarLoop]: 347 mSDtfsCounter, 2 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 653 SdHoareTripleChecker+Invalid, 1231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:43,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 653 Invalid, 1231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 20:28:43,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1237 states. [2024-10-11 20:28:43,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1237 to 1237. [2024-10-11 20:28:43,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1237 states, 1205 states have (on average 1.137759336099585) internal successors, (1371), 1236 states have internal predecessors, (1371), 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) [2024-10-11 20:28:43,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1237 states and 1371 transitions. [2024-10-11 20:28:43,484 INFO L78 Accepts]: Start accepts. Automaton has 1237 states and 1371 transitions. Word has length 153 [2024-10-11 20:28:43,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:43,484 INFO L471 AbstractCegarLoop]: Abstraction has 1237 states and 1371 transitions. [2024-10-11 20:28:43,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 4.371428571428571) internal successors, (153), 34 states have internal predecessors, (153), 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) [2024-10-11 20:28:43,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1371 transitions. [2024-10-11 20:28:43,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-10-11 20:28:43,485 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:43,485 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:43,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-10-11 20:28:43,485 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr263ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:43,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:43,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1307400910, now seen corresponding path program 1 times [2024-10-11 20:28:43,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:43,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139906527] [2024-10-11 20:28:43,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:43,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:44,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:44,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:44,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139906527] [2024-10-11 20:28:44,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139906527] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:44,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:44,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2024-10-11 20:28:44,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570471853] [2024-10-11 20:28:44,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:44,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-10-11 20:28:44,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:44,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-10-11 20:28:44,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=630, Invalid=630, Unknown=0, NotChecked=0, Total=1260 [2024-10-11 20:28:44,191 INFO L87 Difference]: Start difference. First operand 1237 states and 1371 transitions. Second operand has 36 states, 36 states have (on average 4.361111111111111) internal successors, (157), 35 states have internal predecessors, (157), 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) [2024-10-11 20:28:44,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:44,864 INFO L93 Difference]: Finished difference Result 2036 states and 2266 transitions. [2024-10-11 20:28:44,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-10-11 20:28:44,864 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 4.361111111111111) internal successors, (157), 35 states have internal predecessors, (157), 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 157 [2024-10-11 20:28:44,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:44,865 INFO L225 Difference]: With dead ends: 2036 [2024-10-11 20:28:44,865 INFO L226 Difference]: Without dead ends: 1208 [2024-10-11 20:28:44,866 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=630, Invalid=630, Unknown=0, NotChecked=0, Total=1260 [2024-10-11 20:28:44,867 INFO L432 NwaCegarLoop]: 337 mSDtfsCounter, 2 mSDsluCounter, 594 mSDsCounter, 0 mSdLazyCounter, 2039 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 931 SdHoareTripleChecker+Invalid, 2039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:44,867 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 931 Invalid, 2039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2039 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:44,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1208 states. [2024-10-11 20:28:44,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1208 to 1208. [2024-10-11 20:28:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1208 states, 1177 states have (on average 1.1367884451996602) internal successors, (1338), 1207 states have internal predecessors, (1338), 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) [2024-10-11 20:28:44,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1338 transitions. [2024-10-11 20:28:44,874 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1338 transitions. Word has length 157 [2024-10-11 20:28:44,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:44,874 INFO L471 AbstractCegarLoop]: Abstraction has 1208 states and 1338 transitions. [2024-10-11 20:28:44,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 4.361111111111111) internal successors, (157), 35 states have internal predecessors, (157), 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) [2024-10-11 20:28:44,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1338 transitions. [2024-10-11 20:28:44,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-10-11 20:28:44,874 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:44,875 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:44,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-10-11 20:28:44,875 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr259ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:44,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:44,875 INFO L85 PathProgramCache]: Analyzing trace with hash -252838953, now seen corresponding path program 1 times [2024-10-11 20:28:44,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:44,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844259290] [2024-10-11 20:28:44,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:44,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:45,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:45,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:45,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844259290] [2024-10-11 20:28:45,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844259290] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:45,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:45,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2024-10-11 20:28:45,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5563194] [2024-10-11 20:28:45,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:45,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-10-11 20:28:45,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:45,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-10-11 20:28:45,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=666, Invalid=666, Unknown=0, NotChecked=0, Total=1332 [2024-10-11 20:28:45,557 INFO L87 Difference]: Start difference. First operand 1208 states and 1338 transitions. Second operand has 37 states, 37 states have (on average 4.351351351351352) internal successors, (161), 36 states have internal predecessors, (161), 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) [2024-10-11 20:28:46,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:46,081 INFO L93 Difference]: Finished difference Result 1982 states and 2205 transitions. [2024-10-11 20:28:46,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-11 20:28:46,081 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 4.351351351351352) internal successors, (161), 36 states have internal predecessors, (161), 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 161 [2024-10-11 20:28:46,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:46,082 INFO L225 Difference]: With dead ends: 1982 [2024-10-11 20:28:46,082 INFO L226 Difference]: Without dead ends: 1179 [2024-10-11 20:28:46,083 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=666, Invalid=666, Unknown=0, NotChecked=0, Total=1332 [2024-10-11 20:28:46,084 INFO L432 NwaCegarLoop]: 327 mSDtfsCounter, 2 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 1433 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 1433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:46,084 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 711 Invalid, 1433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1433 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:46,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1179 states. [2024-10-11 20:28:46,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1179 to 1179. [2024-10-11 20:28:46,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1179 states, 1149 states have (on average 1.1357702349869452) internal successors, (1305), 1178 states have internal predecessors, (1305), 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) [2024-10-11 20:28:46,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1179 states and 1305 transitions. [2024-10-11 20:28:46,092 INFO L78 Accepts]: Start accepts. Automaton has 1179 states and 1305 transitions. Word has length 161 [2024-10-11 20:28:46,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:46,092 INFO L471 AbstractCegarLoop]: Abstraction has 1179 states and 1305 transitions. [2024-10-11 20:28:46,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 4.351351351351352) internal successors, (161), 36 states have internal predecessors, (161), 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) [2024-10-11 20:28:46,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1305 transitions. [2024-10-11 20:28:46,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-11 20:28:46,093 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:46,093 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:46,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-10-11 20:28:46,094 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr255ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:46,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:46,094 INFO L85 PathProgramCache]: Analyzing trace with hash -82719456, now seen corresponding path program 1 times [2024-10-11 20:28:46,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:46,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669253197] [2024-10-11 20:28:46,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:46,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:46,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:46,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:46,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669253197] [2024-10-11 20:28:46,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669253197] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:46,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:46,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2024-10-11 20:28:46,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544509228] [2024-10-11 20:28:46,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:46,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-10-11 20:28:46,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:46,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-10-11 20:28:46,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=703, Invalid=703, Unknown=0, NotChecked=0, Total=1406 [2024-10-11 20:28:46,844 INFO L87 Difference]: Start difference. First operand 1179 states and 1305 transitions. Second operand has 38 states, 38 states have (on average 4.342105263157895) internal successors, (165), 37 states have internal predecessors, (165), 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) [2024-10-11 20:28:47,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:47,368 INFO L93 Difference]: Finished difference Result 1928 states and 2144 transitions. [2024-10-11 20:28:47,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-11 20:28:47,369 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 4.342105263157895) internal successors, (165), 37 states have internal predecessors, (165), 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 165 [2024-10-11 20:28:47,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:47,370 INFO L225 Difference]: With dead ends: 1928 [2024-10-11 20:28:47,370 INFO L226 Difference]: Without dead ends: 1150 [2024-10-11 20:28:47,371 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=703, Invalid=703, Unknown=0, NotChecked=0, Total=1406 [2024-10-11 20:28:47,371 INFO L432 NwaCegarLoop]: 317 mSDtfsCounter, 2 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 1441 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 689 SdHoareTripleChecker+Invalid, 1441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:47,371 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 689 Invalid, 1441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1441 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:47,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1150 states. [2024-10-11 20:28:47,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1150 to 1150. [2024-10-11 20:28:47,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1150 states, 1121 states have (on average 1.134701159678858) internal successors, (1272), 1149 states have internal predecessors, (1272), 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) [2024-10-11 20:28:47,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1150 states and 1272 transitions. [2024-10-11 20:28:47,377 INFO L78 Accepts]: Start accepts. Automaton has 1150 states and 1272 transitions. Word has length 165 [2024-10-11 20:28:47,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:47,378 INFO L471 AbstractCegarLoop]: Abstraction has 1150 states and 1272 transitions. [2024-10-11 20:28:47,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 4.342105263157895) internal successors, (165), 37 states have internal predecessors, (165), 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) [2024-10-11 20:28:47,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1272 transitions. [2024-10-11 20:28:47,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-10-11 20:28:47,386 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:47,386 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:47,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-10-11 20:28:47,386 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr251ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:47,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:47,387 INFO L85 PathProgramCache]: Analyzing trace with hash -892948823, now seen corresponding path program 1 times [2024-10-11 20:28:47,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:47,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287739357] [2024-10-11 20:28:47,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:47,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:48,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:48,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:48,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287739357] [2024-10-11 20:28:48,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287739357] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:48,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:48,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2024-10-11 20:28:48,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684935956] [2024-10-11 20:28:48,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:48,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-10-11 20:28:48,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:48,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-10-11 20:28:48,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=741, Invalid=741, Unknown=0, NotChecked=0, Total=1482 [2024-10-11 20:28:48,180 INFO L87 Difference]: Start difference. First operand 1150 states and 1272 transitions. Second operand has 39 states, 39 states have (on average 4.333333333333333) internal successors, (169), 38 states have internal predecessors, (169), 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) [2024-10-11 20:28:48,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:48,645 INFO L93 Difference]: Finished difference Result 1874 states and 2083 transitions. [2024-10-11 20:28:48,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-10-11 20:28:48,645 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 4.333333333333333) internal successors, (169), 38 states have internal predecessors, (169), 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 169 [2024-10-11 20:28:48,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:48,647 INFO L225 Difference]: With dead ends: 1874 [2024-10-11 20:28:48,647 INFO L226 Difference]: Without dead ends: 1121 [2024-10-11 20:28:48,647 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=741, Invalid=741, Unknown=0, NotChecked=0, Total=1482 [2024-10-11 20:28:48,648 INFO L432 NwaCegarLoop]: 307 mSDtfsCounter, 2 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 1179 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:48,648 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 577 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1179 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 20:28:48,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2024-10-11 20:28:48,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 1121. [2024-10-11 20:28:48,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1121 states, 1093 states have (on average 1.1335773101555353) internal successors, (1239), 1120 states have internal predecessors, (1239), 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) [2024-10-11 20:28:48,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 1121 states and 1239 transitions. [2024-10-11 20:28:48,656 INFO L78 Accepts]: Start accepts. Automaton has 1121 states and 1239 transitions. Word has length 169 [2024-10-11 20:28:48,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:48,657 INFO L471 AbstractCegarLoop]: Abstraction has 1121 states and 1239 transitions. [2024-10-11 20:28:48,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 4.333333333333333) internal successors, (169), 38 states have internal predecessors, (169), 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) [2024-10-11 20:28:48,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1239 transitions. [2024-10-11 20:28:48,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-11 20:28:48,658 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:48,658 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:48,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-10-11 20:28:48,658 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr247ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:48,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:48,659 INFO L85 PathProgramCache]: Analyzing trace with hash 344621170, now seen corresponding path program 1 times [2024-10-11 20:28:48,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:48,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836682339] [2024-10-11 20:28:48,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:48,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:49,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:49,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:49,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836682339] [2024-10-11 20:28:49,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836682339] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:49,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:49,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [] total 39 [2024-10-11 20:28:49,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097978250] [2024-10-11 20:28:49,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:49,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-10-11 20:28:49,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:49,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-10-11 20:28:49,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2024-10-11 20:28:49,469 INFO L87 Difference]: Start difference. First operand 1121 states and 1239 transitions. Second operand has 40 states, 40 states have (on average 4.325) internal successors, (173), 39 states have internal predecessors, (173), 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) [2024-10-11 20:28:49,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:49,999 INFO L93 Difference]: Finished difference Result 1820 states and 2022 transitions. [2024-10-11 20:28:49,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-10-11 20:28:49,999 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 4.325) internal successors, (173), 39 states have internal predecessors, (173), 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 173 [2024-10-11 20:28:50,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:50,000 INFO L225 Difference]: With dead ends: 1820 [2024-10-11 20:28:50,000 INFO L226 Difference]: Without dead ends: 1092 [2024-10-11 20:28:50,002 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2024-10-11 20:28:50,002 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 2 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 1465 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 1465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:50,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 645 Invalid, 1465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1465 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:28:50,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2024-10-11 20:28:50,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 1092. [2024-10-11 20:28:50,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1065 states have (on average 1.1323943661971831) internal successors, (1206), 1091 states have internal predecessors, (1206), 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) [2024-10-11 20:28:50,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1206 transitions. [2024-10-11 20:28:50,011 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1206 transitions. Word has length 173 [2024-10-11 20:28:50,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:50,011 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1206 transitions. [2024-10-11 20:28:50,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 4.325) internal successors, (173), 39 states have internal predecessors, (173), 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) [2024-10-11 20:28:50,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1206 transitions. [2024-10-11 20:28:50,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-11 20:28:50,012 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:50,013 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:50,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-10-11 20:28:50,013 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr243ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:50,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:50,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1525359227, now seen corresponding path program 1 times [2024-10-11 20:28:50,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:50,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316509002] [2024-10-11 20:28:50,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:50,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:50,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:50,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:50,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316509002] [2024-10-11 20:28:50,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316509002] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:50,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:50,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [40] imperfect sequences [] total 40 [2024-10-11 20:28:50,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744572730] [2024-10-11 20:28:50,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:50,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-10-11 20:28:50,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:50,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-10-11 20:28:50,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=820, Invalid=820, Unknown=0, NotChecked=0, Total=1640 [2024-10-11 20:28:50,797 INFO L87 Difference]: Start difference. First operand 1092 states and 1206 transitions. Second operand has 41 states, 41 states have (on average 4.317073170731708) internal successors, (177), 40 states have internal predecessors, (177), 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) [2024-10-11 20:28:51,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:51,435 INFO L93 Difference]: Finished difference Result 1766 states and 1961 transitions. [2024-10-11 20:28:51,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-11 20:28:51,435 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 4.317073170731708) internal successors, (177), 40 states have internal predecessors, (177), 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 177 [2024-10-11 20:28:51,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:51,436 INFO L225 Difference]: With dead ends: 1766 [2024-10-11 20:28:51,436 INFO L226 Difference]: Without dead ends: 1063 [2024-10-11 20:28:51,437 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=820, Invalid=820, Unknown=0, NotChecked=0, Total=1640 [2024-10-11 20:28:51,438 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 2 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 1909 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 1909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:51,438 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 791 Invalid, 1909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1909 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:51,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1063 states. [2024-10-11 20:28:51,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1063 to 1063. [2024-10-11 20:28:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 1037 states have (on average 1.1311475409836065) internal successors, (1173), 1062 states have internal predecessors, (1173), 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) [2024-10-11 20:28:51,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1173 transitions. [2024-10-11 20:28:51,445 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1173 transitions. Word has length 177 [2024-10-11 20:28:51,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:51,446 INFO L471 AbstractCegarLoop]: Abstraction has 1063 states and 1173 transitions. [2024-10-11 20:28:51,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 4.317073170731708) internal successors, (177), 40 states have internal predecessors, (177), 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) [2024-10-11 20:28:51,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1173 transitions. [2024-10-11 20:28:51,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-10-11 20:28:51,447 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:51,447 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:51,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-10-11 20:28:51,447 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr239ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:51,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:51,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1720087748, now seen corresponding path program 1 times [2024-10-11 20:28:51,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:51,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655276854] [2024-10-11 20:28:51,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:51,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:52,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:52,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:52,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655276854] [2024-10-11 20:28:52,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655276854] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:52,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:52,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2024-10-11 20:28:52,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458812886] [2024-10-11 20:28:52,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:52,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-10-11 20:28:52,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:52,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-10-11 20:28:52,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=861, Invalid=861, Unknown=0, NotChecked=0, Total=1722 [2024-10-11 20:28:52,305 INFO L87 Difference]: Start difference. First operand 1063 states and 1173 transitions. Second operand has 42 states, 42 states have (on average 4.309523809523809) internal successors, (181), 41 states have internal predecessors, (181), 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) [2024-10-11 20:28:52,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:52,923 INFO L93 Difference]: Finished difference Result 1712 states and 1900 transitions. [2024-10-11 20:28:52,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-10-11 20:28:52,923 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 4.309523809523809) internal successors, (181), 41 states have internal predecessors, (181), 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 181 [2024-10-11 20:28:52,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:52,924 INFO L225 Difference]: With dead ends: 1712 [2024-10-11 20:28:52,925 INFO L226 Difference]: Without dead ends: 1034 [2024-10-11 20:28:52,925 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=861, Invalid=861, Unknown=0, NotChecked=0, Total=1722 [2024-10-11 20:28:52,926 INFO L432 NwaCegarLoop]: 277 mSDtfsCounter, 2 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 763 SdHoareTripleChecker+Invalid, 1783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:52,926 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 763 Invalid, 1783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:52,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1034 states. [2024-10-11 20:28:52,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1034 to 1034. [2024-10-11 20:28:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1034 states, 1009 states have (on average 1.1298315163528245) internal successors, (1140), 1033 states have internal predecessors, (1140), 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) [2024-10-11 20:28:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1140 transitions. [2024-10-11 20:28:52,934 INFO L78 Accepts]: Start accepts. Automaton has 1034 states and 1140 transitions. Word has length 181 [2024-10-11 20:28:52,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:52,934 INFO L471 AbstractCegarLoop]: Abstraction has 1034 states and 1140 transitions. [2024-10-11 20:28:52,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 4.309523809523809) internal successors, (181), 41 states have internal predecessors, (181), 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) [2024-10-11 20:28:52,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1140 transitions. [2024-10-11 20:28:52,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-11 20:28:52,935 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:52,936 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:52,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-10-11 20:28:52,936 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr235ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:52,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:52,936 INFO L85 PathProgramCache]: Analyzing trace with hash -1106618547, now seen corresponding path program 1 times [2024-10-11 20:28:52,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:52,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598930170] [2024-10-11 20:28:52,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:52,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:53,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:53,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:53,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598930170] [2024-10-11 20:28:53,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598930170] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:53,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:53,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2024-10-11 20:28:53,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225354016] [2024-10-11 20:28:53,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:53,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-10-11 20:28:53,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:53,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-10-11 20:28:53,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=903, Invalid=903, Unknown=0, NotChecked=0, Total=1806 [2024-10-11 20:28:53,836 INFO L87 Difference]: Start difference. First operand 1034 states and 1140 transitions. Second operand has 43 states, 43 states have (on average 4.3023255813953485) internal successors, (185), 42 states have internal predecessors, (185), 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) [2024-10-11 20:28:54,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:54,428 INFO L93 Difference]: Finished difference Result 1658 states and 1839 transitions. [2024-10-11 20:28:54,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-10-11 20:28:54,429 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 4.3023255813953485) internal successors, (185), 42 states have internal predecessors, (185), 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 185 [2024-10-11 20:28:54,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:54,430 INFO L225 Difference]: With dead ends: 1658 [2024-10-11 20:28:54,430 INFO L226 Difference]: Without dead ends: 1005 [2024-10-11 20:28:54,431 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=903, Invalid=903, Unknown=0, NotChecked=0, Total=1806 [2024-10-11 20:28:54,431 INFO L432 NwaCegarLoop]: 267 mSDtfsCounter, 2 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 1647 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 657 SdHoareTripleChecker+Invalid, 1647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:54,431 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 657 Invalid, 1647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1647 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:54,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1005 states. [2024-10-11 20:28:54,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1005 to 1005. [2024-10-11 20:28:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1005 states, 981 states have (on average 1.128440366972477) internal successors, (1107), 1004 states have internal predecessors, (1107), 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) [2024-10-11 20:28:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 1005 states and 1107 transitions. [2024-10-11 20:28:54,438 INFO L78 Accepts]: Start accepts. Automaton has 1005 states and 1107 transitions. Word has length 185 [2024-10-11 20:28:54,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:54,438 INFO L471 AbstractCegarLoop]: Abstraction has 1005 states and 1107 transitions. [2024-10-11 20:28:54,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 4.3023255813953485) internal successors, (185), 42 states have internal predecessors, (185), 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) [2024-10-11 20:28:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1107 transitions. [2024-10-11 20:28:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-11 20:28:54,439 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:54,439 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:54,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-10-11 20:28:54,439 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr231ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:54,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:54,440 INFO L85 PathProgramCache]: Analyzing trace with hash 506767894, now seen corresponding path program 1 times [2024-10-11 20:28:54,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:54,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62947131] [2024-10-11 20:28:54,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:54,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:55,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:55,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62947131] [2024-10-11 20:28:55,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62947131] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:55,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:55,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [43] imperfect sequences [] total 43 [2024-10-11 20:28:55,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251226908] [2024-10-11 20:28:55,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:55,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-10-11 20:28:55,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:55,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-10-11 20:28:55,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=946, Invalid=946, Unknown=0, NotChecked=0, Total=1892 [2024-10-11 20:28:55,354 INFO L87 Difference]: Start difference. First operand 1005 states and 1107 transitions. Second operand has 44 states, 44 states have (on average 4.295454545454546) internal successors, (189), 43 states have internal predecessors, (189), 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) [2024-10-11 20:28:56,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:56,020 INFO L93 Difference]: Finished difference Result 1604 states and 1778 transitions. [2024-10-11 20:28:56,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-11 20:28:56,021 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 4.295454545454546) internal successors, (189), 43 states have internal predecessors, (189), 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 189 [2024-10-11 20:28:56,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:56,022 INFO L225 Difference]: With dead ends: 1604 [2024-10-11 20:28:56,022 INFO L226 Difference]: Without dead ends: 976 [2024-10-11 20:28:56,023 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=946, Invalid=946, Unknown=0, NotChecked=0, Total=1892 [2024-10-11 20:28:56,023 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 2 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 1978 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 1978 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1978 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:56,023 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 782 Invalid, 1978 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1978 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:56,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2024-10-11 20:28:56,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 976. [2024-10-11 20:28:56,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 953 states have (on average 1.1269674711437565) internal successors, (1074), 975 states have internal predecessors, (1074), 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) [2024-10-11 20:28:56,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1074 transitions. [2024-10-11 20:28:56,029 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1074 transitions. Word has length 189 [2024-10-11 20:28:56,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:56,030 INFO L471 AbstractCegarLoop]: Abstraction has 976 states and 1074 transitions. [2024-10-11 20:28:56,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 4.295454545454546) internal successors, (189), 43 states have internal predecessors, (189), 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) [2024-10-11 20:28:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1074 transitions. [2024-10-11 20:28:56,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-11 20:28:56,031 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:56,031 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:56,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-10-11 20:28:56,031 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr227ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:56,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:56,032 INFO L85 PathProgramCache]: Analyzing trace with hash -237810401, now seen corresponding path program 1 times [2024-10-11 20:28:56,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:56,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287753995] [2024-10-11 20:28:56,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:56,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:57,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:57,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287753995] [2024-10-11 20:28:57,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287753995] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:57,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:57,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [] total 44 [2024-10-11 20:28:57,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155118993] [2024-10-11 20:28:57,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:57,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-10-11 20:28:57,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:57,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-10-11 20:28:57,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=990, Invalid=990, Unknown=0, NotChecked=0, Total=1980 [2024-10-11 20:28:57,008 INFO L87 Difference]: Start difference. First operand 976 states and 1074 transitions. Second operand has 45 states, 45 states have (on average 4.288888888888889) internal successors, (193), 44 states have internal predecessors, (193), 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) [2024-10-11 20:28:57,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:57,614 INFO L93 Difference]: Finished difference Result 1550 states and 1717 transitions. [2024-10-11 20:28:57,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-11 20:28:57,614 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 4.288888888888889) internal successors, (193), 44 states have internal predecessors, (193), 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 193 [2024-10-11 20:28:57,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:57,615 INFO L225 Difference]: With dead ends: 1550 [2024-10-11 20:28:57,615 INFO L226 Difference]: Without dead ends: 947 [2024-10-11 20:28:57,616 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=990, Invalid=990, Unknown=0, NotChecked=0, Total=1980 [2024-10-11 20:28:57,617 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 2 mSDsluCounter, 432 mSDsCounter, 0 mSdLazyCounter, 1781 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 1781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:57,617 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 679 Invalid, 1781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1781 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:28:57,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2024-10-11 20:28:57,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 947. [2024-10-11 20:28:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 925 states have (on average 1.1254054054054055) internal successors, (1041), 946 states have internal predecessors, (1041), 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) [2024-10-11 20:28:57,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1041 transitions. [2024-10-11 20:28:57,623 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1041 transitions. Word has length 193 [2024-10-11 20:28:57,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:57,624 INFO L471 AbstractCegarLoop]: Abstraction has 947 states and 1041 transitions. [2024-10-11 20:28:57,624 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 4.288888888888889) internal successors, (193), 44 states have internal predecessors, (193), 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) [2024-10-11 20:28:57,624 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1041 transitions. [2024-10-11 20:28:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-10-11 20:28:57,625 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:57,625 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:57,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-10-11 20:28:57,625 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr223ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:57,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:57,626 INFO L85 PathProgramCache]: Analyzing trace with hash -909893528, now seen corresponding path program 1 times [2024-10-11 20:28:57,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:57,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951119130] [2024-10-11 20:28:57,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:57,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:58,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:58,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:58,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951119130] [2024-10-11 20:28:58,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951119130] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:58,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:58,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2024-10-11 20:28:58,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841705211] [2024-10-11 20:28:58,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:58,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-10-11 20:28:58,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:58,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-10-11 20:28:58,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1035, Invalid=1035, Unknown=0, NotChecked=0, Total=2070 [2024-10-11 20:28:58,574 INFO L87 Difference]: Start difference. First operand 947 states and 1041 transitions. Second operand has 46 states, 46 states have (on average 4.282608695652174) internal successors, (197), 45 states have internal predecessors, (197), 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) [2024-10-11 20:28:59,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:28:59,005 INFO L93 Difference]: Finished difference Result 1496 states and 1656 transitions. [2024-10-11 20:28:59,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-11 20:28:59,005 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 4.282608695652174) internal successors, (197), 45 states have internal predecessors, (197), 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 197 [2024-10-11 20:28:59,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:28:59,006 INFO L225 Difference]: With dead ends: 1496 [2024-10-11 20:28:59,006 INFO L226 Difference]: Without dead ends: 918 [2024-10-11 20:28:59,007 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=1035, Invalid=1035, Unknown=0, NotChecked=0, Total=2070 [2024-10-11 20:28:59,007 INFO L432 NwaCegarLoop]: 237 mSDtfsCounter, 2 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 1103 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 1103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 20:28:59,007 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 375 Invalid, 1103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1103 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 20:28:59,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2024-10-11 20:28:59,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 918. [2024-10-11 20:28:59,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 918 states, 897 states have (on average 1.1237458193979932) internal successors, (1008), 917 states have internal predecessors, (1008), 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) [2024-10-11 20:28:59,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1008 transitions. [2024-10-11 20:28:59,011 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1008 transitions. Word has length 197 [2024-10-11 20:28:59,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:28:59,012 INFO L471 AbstractCegarLoop]: Abstraction has 918 states and 1008 transitions. [2024-10-11 20:28:59,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 4.282608695652174) internal successors, (197), 45 states have internal predecessors, (197), 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) [2024-10-11 20:28:59,012 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1008 transitions. [2024-10-11 20:28:59,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-10-11 20:28:59,012 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:28:59,013 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:28:59,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-10-11 20:28:59,013 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr219ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:28:59,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:28:59,013 INFO L85 PathProgramCache]: Analyzing trace with hash -722140175, now seen corresponding path program 1 times [2024-10-11 20:28:59,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:28:59,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807402312] [2024-10-11 20:28:59,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:28:59,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:28:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:28:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:28:59,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:28:59,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807402312] [2024-10-11 20:28:59,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807402312] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:28:59,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:28:59,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [46] imperfect sequences [] total 46 [2024-10-11 20:28:59,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714060959] [2024-10-11 20:28:59,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:28:59,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-10-11 20:28:59,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:28:59,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-10-11 20:28:59,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1081, Invalid=1081, Unknown=0, NotChecked=0, Total=2162 [2024-10-11 20:28:59,944 INFO L87 Difference]: Start difference. First operand 918 states and 1008 transitions. Second operand has 47 states, 47 states have (on average 4.276595744680851) internal successors, (201), 46 states have internal predecessors, (201), 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) [2024-10-11 20:29:00,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:00,546 INFO L93 Difference]: Finished difference Result 1442 states and 1595 transitions. [2024-10-11 20:29:00,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-11 20:29:00,547 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 4.276595744680851) internal successors, (201), 46 states have internal predecessors, (201), 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 201 [2024-10-11 20:29:00,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:00,548 INFO L225 Difference]: With dead ends: 1442 [2024-10-11 20:29:00,548 INFO L226 Difference]: Without dead ends: 889 [2024-10-11 20:29:00,549 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1081, Invalid=1081, Unknown=0, NotChecked=0, Total=2162 [2024-10-11 20:29:00,549 INFO L432 NwaCegarLoop]: 227 mSDtfsCounter, 2 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 1721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:00,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 623 Invalid, 1721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:29:00,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2024-10-11 20:29:00,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 889. [2024-10-11 20:29:00,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 889 states, 869 states have (on average 1.1219792865362486) internal successors, (975), 888 states have internal predecessors, (975), 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) [2024-10-11 20:29:00,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 975 transitions. [2024-10-11 20:29:00,555 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 975 transitions. Word has length 201 [2024-10-11 20:29:00,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:00,556 INFO L471 AbstractCegarLoop]: Abstraction has 889 states and 975 transitions. [2024-10-11 20:29:00,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 4.276595744680851) internal successors, (201), 46 states have internal predecessors, (201), 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) [2024-10-11 20:29:00,556 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 975 transitions. [2024-10-11 20:29:00,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-10-11 20:29:00,557 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:00,557 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:00,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-10-11 20:29:00,558 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr215ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:00,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:00,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1482938298, now seen corresponding path program 1 times [2024-10-11 20:29:00,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:00,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161203188] [2024-10-11 20:29:00,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:00,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:01,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:01,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:01,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161203188] [2024-10-11 20:29:01,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161203188] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:01,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:01,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2024-10-11 20:29:01,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819241685] [2024-10-11 20:29:01,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:01,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-10-11 20:29:01,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:01,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-10-11 20:29:01,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1128, Invalid=1128, Unknown=0, NotChecked=0, Total=2256 [2024-10-11 20:29:01,565 INFO L87 Difference]: Start difference. First operand 889 states and 975 transitions. Second operand has 48 states, 48 states have (on average 4.270833333333333) internal successors, (205), 47 states have internal predecessors, (205), 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) [2024-10-11 20:29:02,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:02,205 INFO L93 Difference]: Finished difference Result 1388 states and 1534 transitions. [2024-10-11 20:29:02,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-11 20:29:02,205 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 4.270833333333333) internal successors, (205), 47 states have internal predecessors, (205), 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 205 [2024-10-11 20:29:02,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:02,206 INFO L225 Difference]: With dead ends: 1388 [2024-10-11 20:29:02,206 INFO L226 Difference]: Without dead ends: 860 [2024-10-11 20:29:02,207 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1128, Invalid=1128, Unknown=0, NotChecked=0, Total=2256 [2024-10-11 20:29:02,208 INFO L432 NwaCegarLoop]: 217 mSDtfsCounter, 2 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 1775 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 1775 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:02,208 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 595 Invalid, 1775 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1775 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 20:29:02,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2024-10-11 20:29:02,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 860. [2024-10-11 20:29:02,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 860 states, 841 states have (on average 1.1200951248513675) internal successors, (942), 859 states have internal predecessors, (942), 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) [2024-10-11 20:29:02,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 860 states and 942 transitions. [2024-10-11 20:29:02,213 INFO L78 Accepts]: Start accepts. Automaton has 860 states and 942 transitions. Word has length 205 [2024-10-11 20:29:02,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:02,213 INFO L471 AbstractCegarLoop]: Abstraction has 860 states and 942 transitions. [2024-10-11 20:29:02,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 4.270833333333333) internal successors, (205), 47 states have internal predecessors, (205), 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) [2024-10-11 20:29:02,213 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 942 transitions. [2024-10-11 20:29:02,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-10-11 20:29:02,214 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:02,214 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:02,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-10-11 20:29:02,214 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr211ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:02,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:02,215 INFO L85 PathProgramCache]: Analyzing trace with hash 656309187, now seen corresponding path program 1 times [2024-10-11 20:29:02,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:02,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756270610] [2024-10-11 20:29:02,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:02,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:02,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:03,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:03,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:03,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756270610] [2024-10-11 20:29:03,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756270610] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:03,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:03,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [48] imperfect sequences [] total 48 [2024-10-11 20:29:03,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846992587] [2024-10-11 20:29:03,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:03,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-10-11 20:29:03,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:03,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-10-11 20:29:03,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1176, Invalid=1176, Unknown=0, NotChecked=0, Total=2352 [2024-10-11 20:29:03,300 INFO L87 Difference]: Start difference. First operand 860 states and 942 transitions. Second operand has 49 states, 49 states have (on average 4.26530612244898) internal successors, (209), 48 states have internal predecessors, (209), 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) [2024-10-11 20:29:04,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:04,190 INFO L93 Difference]: Finished difference Result 1334 states and 1473 transitions. [2024-10-11 20:29:04,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-10-11 20:29:04,190 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 4.26530612244898) internal successors, (209), 48 states have internal predecessors, (209), 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 209 [2024-10-11 20:29:04,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:04,191 INFO L225 Difference]: With dead ends: 1334 [2024-10-11 20:29:04,191 INFO L226 Difference]: Without dead ends: 831 [2024-10-11 20:29:04,192 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1176, Invalid=1176, Unknown=0, NotChecked=0, Total=2352 [2024-10-11 20:29:04,192 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 2 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 2721 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 867 SdHoareTripleChecker+Invalid, 2721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:04,192 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 867 Invalid, 2721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2721 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-11 20:29:04,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2024-10-11 20:29:04,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 831. [2024-10-11 20:29:04,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 831 states, 813 states have (on average 1.118081180811808) internal successors, (909), 830 states have internal predecessors, (909), 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) [2024-10-11 20:29:04,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 831 states and 909 transitions. [2024-10-11 20:29:04,200 INFO L78 Accepts]: Start accepts. Automaton has 831 states and 909 transitions. Word has length 209 [2024-10-11 20:29:04,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:04,200 INFO L471 AbstractCegarLoop]: Abstraction has 831 states and 909 transitions. [2024-10-11 20:29:04,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 4.26530612244898) internal successors, (209), 48 states have internal predecessors, (209), 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) [2024-10-11 20:29:04,200 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 909 transitions. [2024-10-11 20:29:04,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-10-11 20:29:04,201 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:04,202 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:04,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-10-11 20:29:04,202 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr207ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:04,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:04,202 INFO L85 PathProgramCache]: Analyzing trace with hash 440586252, now seen corresponding path program 1 times [2024-10-11 20:29:04,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:04,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088924992] [2024-10-11 20:29:04,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:04,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:05,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:05,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:05,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088924992] [2024-10-11 20:29:05,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088924992] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:05,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:05,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [49] imperfect sequences [] total 49 [2024-10-11 20:29:05,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68542871] [2024-10-11 20:29:05,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:05,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-10-11 20:29:05,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:05,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-10-11 20:29:05,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1225, Invalid=1225, Unknown=0, NotChecked=0, Total=2450 [2024-10-11 20:29:05,365 INFO L87 Difference]: Start difference. First operand 831 states and 909 transitions. Second operand has 50 states, 50 states have (on average 4.26) internal successors, (213), 49 states have internal predecessors, (213), 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) [2024-10-11 20:29:05,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:05,920 INFO L93 Difference]: Finished difference Result 1280 states and 1412 transitions. [2024-10-11 20:29:05,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-10-11 20:29:05,920 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 4.26) internal successors, (213), 49 states have internal predecessors, (213), 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 213 [2024-10-11 20:29:05,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:05,921 INFO L225 Difference]: With dead ends: 1280 [2024-10-11 20:29:05,921 INFO L226 Difference]: Without dead ends: 802 [2024-10-11 20:29:05,922 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1225, Invalid=1225, Unknown=0, NotChecked=0, Total=2450 [2024-10-11 20:29:05,922 INFO L432 NwaCegarLoop]: 197 mSDtfsCounter, 2 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 1534 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 1534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:05,922 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 482 Invalid, 1534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1534 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 20:29:05,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2024-10-11 20:29:05,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 802. [2024-10-11 20:29:05,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 802 states, 785 states have (on average 1.1159235668789809) internal successors, (876), 801 states have internal predecessors, (876), 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) [2024-10-11 20:29:05,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 802 states and 876 transitions. [2024-10-11 20:29:05,928 INFO L78 Accepts]: Start accepts. Automaton has 802 states and 876 transitions. Word has length 213 [2024-10-11 20:29:05,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:05,928 INFO L471 AbstractCegarLoop]: Abstraction has 802 states and 876 transitions. [2024-10-11 20:29:05,928 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 4.26) internal successors, (213), 49 states have internal predecessors, (213), 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) [2024-10-11 20:29:05,928 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 876 transitions. [2024-10-11 20:29:05,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-10-11 20:29:05,929 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:05,929 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:05,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-10-11 20:29:05,930 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr203ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:05,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:05,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1996573547, now seen corresponding path program 1 times [2024-10-11 20:29:05,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:05,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508766697] [2024-10-11 20:29:05,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:05,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:07,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:07,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:07,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508766697] [2024-10-11 20:29:07,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508766697] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:07,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:07,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [50] imperfect sequences [] total 50 [2024-10-11 20:29:07,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941376651] [2024-10-11 20:29:07,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:07,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-10-11 20:29:07,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:07,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-10-11 20:29:07,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1275, Invalid=1275, Unknown=0, NotChecked=0, Total=2550 [2024-10-11 20:29:07,179 INFO L87 Difference]: Start difference. First operand 802 states and 876 transitions. Second operand has 51 states, 51 states have (on average 4.254901960784314) internal successors, (217), 50 states have internal predecessors, (217), 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) [2024-10-11 20:29:07,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:07,628 INFO L93 Difference]: Finished difference Result 1226 states and 1351 transitions. [2024-10-11 20:29:07,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-11 20:29:07,629 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 4.254901960784314) internal successors, (217), 50 states have internal predecessors, (217), 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 217 [2024-10-11 20:29:07,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:07,630 INFO L225 Difference]: With dead ends: 1226 [2024-10-11 20:29:07,630 INFO L226 Difference]: Without dead ends: 773 [2024-10-11 20:29:07,630 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1275, Invalid=1275, Unknown=0, NotChecked=0, Total=2550 [2024-10-11 20:29:07,630 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 2 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 1153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 1153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:07,630 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 295 Invalid, 1153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1153 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 20:29:07,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2024-10-11 20:29:07,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 773. [2024-10-11 20:29:07,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 773 states, 757 states have (on average 1.1136063408190224) internal successors, (843), 772 states have internal predecessors, (843), 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) [2024-10-11 20:29:07,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 773 states and 843 transitions. [2024-10-11 20:29:07,634 INFO L78 Accepts]: Start accepts. Automaton has 773 states and 843 transitions. Word has length 217 [2024-10-11 20:29:07,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:07,634 INFO L471 AbstractCegarLoop]: Abstraction has 773 states and 843 transitions. [2024-10-11 20:29:07,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 4.254901960784314) internal successors, (217), 50 states have internal predecessors, (217), 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) [2024-10-11 20:29:07,635 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 843 transitions. [2024-10-11 20:29:07,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-10-11 20:29:07,635 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:07,635 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:07,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-10-11 20:29:07,636 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr199ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:07,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:07,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1064302242, now seen corresponding path program 1 times [2024-10-11 20:29:07,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:07,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504934569] [2024-10-11 20:29:07,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:07,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:08,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:08,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:08,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504934569] [2024-10-11 20:29:08,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504934569] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:08,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:08,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2024-10-11 20:29:08,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022020846] [2024-10-11 20:29:08,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:08,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2024-10-11 20:29:08,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:08,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2024-10-11 20:29:08,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1326, Invalid=1326, Unknown=0, NotChecked=0, Total=2652 [2024-10-11 20:29:08,825 INFO L87 Difference]: Start difference. First operand 773 states and 843 transitions. Second operand has 52 states, 52 states have (on average 4.25) internal successors, (221), 51 states have internal predecessors, (221), 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) [2024-10-11 20:29:09,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:09,527 INFO L93 Difference]: Finished difference Result 1172 states and 1290 transitions. [2024-10-11 20:29:09,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-10-11 20:29:09,527 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 52 states have (on average 4.25) internal successors, (221), 51 states have internal predecessors, (221), 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 221 [2024-10-11 20:29:09,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:09,528 INFO L225 Difference]: With dead ends: 1172 [2024-10-11 20:29:09,528 INFO L226 Difference]: Without dead ends: 744 [2024-10-11 20:29:09,528 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1326, Invalid=1326, Unknown=0, NotChecked=0, Total=2652 [2024-10-11 20:29:09,529 INFO L432 NwaCegarLoop]: 141 mSDtfsCounter, 20 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 2006 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 2024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 2006 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:09,529 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 498 Invalid, 2024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 2006 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 20:29:09,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2024-10-11 20:29:09,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 744. [2024-10-11 20:29:09,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 744 states, 729 states have (on average 1.1111111111111112) internal successors, (810), 743 states have internal predecessors, (810), 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) [2024-10-11 20:29:09,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 810 transitions. [2024-10-11 20:29:09,533 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 810 transitions. Word has length 221 [2024-10-11 20:29:09,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:09,534 INFO L471 AbstractCegarLoop]: Abstraction has 744 states and 810 transitions. [2024-10-11 20:29:09,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 4.25) internal successors, (221), 51 states have internal predecessors, (221), 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) [2024-10-11 20:29:09,534 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 810 transitions. [2024-10-11 20:29:09,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-10-11 20:29:09,535 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:09,535 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:09,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-10-11 20:29:09,535 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr195ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:09,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:09,536 INFO L85 PathProgramCache]: Analyzing trace with hash 2084875879, now seen corresponding path program 1 times [2024-10-11 20:29:09,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:09,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494149684] [2024-10-11 20:29:09,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:09,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:09,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:09,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:09,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494149684] [2024-10-11 20:29:09,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494149684] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:09,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:09,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 20:29:09,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952483665] [2024-10-11 20:29:09,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:09,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 20:29:09,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:09,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 20:29:09,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 20:29:09,641 INFO L87 Difference]: Start difference. First operand 744 states and 810 transitions. Second operand has 6 states, 5 states have (on average 45.0) internal successors, (225), 5 states have internal predecessors, (225), 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) [2024-10-11 20:29:09,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:09,839 INFO L93 Difference]: Finished difference Result 870 states and 950 transitions. [2024-10-11 20:29:09,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 20:29:09,840 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 45.0) internal successors, (225), 5 states have internal predecessors, (225), 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 225 [2024-10-11 20:29:09,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:09,841 INFO L225 Difference]: With dead ends: 870 [2024-10-11 20:29:09,841 INFO L226 Difference]: Without dead ends: 855 [2024-10-11 20:29:09,841 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 20:29:09,842 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 1005 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1005 SdHoareTripleChecker+Valid, 774 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:09,842 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1005 Valid, 774 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 20:29:09,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-10-11 20:29:09,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 855. [2024-10-11 20:29:09,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 855 states, 841 states have (on average 1.1117717003567182) internal successors, (935), 854 states have internal predecessors, (935), 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) [2024-10-11 20:29:09,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 855 states and 935 transitions. [2024-10-11 20:29:09,847 INFO L78 Accepts]: Start accepts. Automaton has 855 states and 935 transitions. Word has length 225 [2024-10-11 20:29:09,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:09,848 INFO L471 AbstractCegarLoop]: Abstraction has 855 states and 935 transitions. [2024-10-11 20:29:09,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 45.0) internal successors, (225), 5 states have internal predecessors, (225), 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) [2024-10-11 20:29:09,848 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 935 transitions. [2024-10-11 20:29:09,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-10-11 20:29:09,849 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:09,849 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:09,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-10-11 20:29:09,850 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr191ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:09,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:09,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1699079111, now seen corresponding path program 1 times [2024-10-11 20:29:09,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:09,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987690280] [2024-10-11 20:29:09,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:09,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:09,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:09,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:09,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987690280] [2024-10-11 20:29:09,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987690280] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:09,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:09,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 20:29:09,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503015235] [2024-10-11 20:29:09,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:09,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 20:29:09,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:09,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 20:29:09,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-11 20:29:09,933 INFO L87 Difference]: Start difference. First operand 855 states and 935 transitions. Second operand has 7 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 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) [2024-10-11 20:29:10,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:10,116 INFO L93 Difference]: Finished difference Result 972 states and 1065 transitions. [2024-10-11 20:29:10,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 20:29:10,116 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 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 231 [2024-10-11 20:29:10,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:10,117 INFO L225 Difference]: With dead ends: 972 [2024-10-11 20:29:10,117 INFO L226 Difference]: Without dead ends: 958 [2024-10-11 20:29:10,118 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-11 20:29:10,118 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 1004 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1004 SdHoareTripleChecker+Valid, 864 SdHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:10,118 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1004 Valid, 864 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 20:29:10,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2024-10-11 20:29:10,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 958. [2024-10-11 20:29:10,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 958 states, 945 states have (on average 1.1121693121693121) internal successors, (1051), 957 states have internal predecessors, (1051), 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) [2024-10-11 20:29:10,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1051 transitions. [2024-10-11 20:29:10,123 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1051 transitions. Word has length 231 [2024-10-11 20:29:10,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:10,123 INFO L471 AbstractCegarLoop]: Abstraction has 958 states and 1051 transitions. [2024-10-11 20:29:10,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 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) [2024-10-11 20:29:10,123 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1051 transitions. [2024-10-11 20:29:10,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-10-11 20:29:10,124 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:10,124 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:10,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-10-11 20:29:10,124 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr187ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:10,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:10,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1547182832, now seen corresponding path program 1 times [2024-10-11 20:29:10,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:10,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632094953] [2024-10-11 20:29:10,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:10,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:10,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:10,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:10,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632094953] [2024-10-11 20:29:10,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632094953] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:10,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:10,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 20:29:10,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729573443] [2024-10-11 20:29:10,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:10,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 20:29:10,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:10,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 20:29:10,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-10-11 20:29:10,255 INFO L87 Difference]: Start difference. First operand 958 states and 1051 transitions. Second operand has 8 states, 7 states have (on average 33.857142857142854) internal successors, (237), 7 states have internal predecessors, (237), 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) [2024-10-11 20:29:10,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:10,498 INFO L93 Difference]: Finished difference Result 1066 states and 1171 transitions. [2024-10-11 20:29:10,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 20:29:10,498 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 33.857142857142854) internal successors, (237), 7 states have internal predecessors, (237), 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 237 [2024-10-11 20:29:10,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:10,499 INFO L225 Difference]: With dead ends: 1066 [2024-10-11 20:29:10,499 INFO L226 Difference]: Without dead ends: 1053 [2024-10-11 20:29:10,500 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-10-11 20:29:10,500 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 1205 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 947 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:10,500 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1205 Valid, 947 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 20:29:10,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1053 states. [2024-10-11 20:29:10,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1053 to 1053. [2024-10-11 20:29:10,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1053 states, 1041 states have (on average 1.1123919308357348) internal successors, (1158), 1052 states have internal predecessors, (1158), 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) [2024-10-11 20:29:10,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1158 transitions. [2024-10-11 20:29:10,505 INFO L78 Accepts]: Start accepts. Automaton has 1053 states and 1158 transitions. Word has length 237 [2024-10-11 20:29:10,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:10,505 INFO L471 AbstractCegarLoop]: Abstraction has 1053 states and 1158 transitions. [2024-10-11 20:29:10,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 33.857142857142854) internal successors, (237), 7 states have internal predecessors, (237), 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) [2024-10-11 20:29:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1158 transitions. [2024-10-11 20:29:10,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-10-11 20:29:10,506 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:10,506 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:10,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-10-11 20:29:10,507 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr183ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:10,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:10,507 INFO L85 PathProgramCache]: Analyzing trace with hash 154480930, now seen corresponding path program 1 times [2024-10-11 20:29:10,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:10,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119250658] [2024-10-11 20:29:10,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:10,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:10,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:10,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:10,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119250658] [2024-10-11 20:29:10,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119250658] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:10,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:10,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 20:29:10,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554474145] [2024-10-11 20:29:10,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:10,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 20:29:10,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:10,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 20:29:10,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-10-11 20:29:10,629 INFO L87 Difference]: Start difference. First operand 1053 states and 1158 transitions. Second operand has 9 states, 8 states have (on average 30.375) internal successors, (243), 8 states have internal predecessors, (243), 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) [2024-10-11 20:29:10,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:10,865 INFO L93 Difference]: Finished difference Result 1152 states and 1268 transitions. [2024-10-11 20:29:10,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 20:29:10,865 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 30.375) internal successors, (243), 8 states have internal predecessors, (243), 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 243 [2024-10-11 20:29:10,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:10,867 INFO L225 Difference]: With dead ends: 1152 [2024-10-11 20:29:10,867 INFO L226 Difference]: Without dead ends: 1140 [2024-10-11 20:29:10,867 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-10-11 20:29:10,867 INFO L432 NwaCegarLoop]: 337 mSDtfsCounter, 1361 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1361 SdHoareTripleChecker+Valid, 1023 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:10,867 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1361 Valid, 1023 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 20:29:10,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1140 states. [2024-10-11 20:29:10,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1140 to 1140. [2024-10-11 20:29:10,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1140 states, 1129 states have (on average 1.112488928255093) internal successors, (1256), 1139 states have internal predecessors, (1256), 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) [2024-10-11 20:29:10,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 1140 states and 1256 transitions. [2024-10-11 20:29:10,873 INFO L78 Accepts]: Start accepts. Automaton has 1140 states and 1256 transitions. Word has length 243 [2024-10-11 20:29:10,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:10,873 INFO L471 AbstractCegarLoop]: Abstraction has 1140 states and 1256 transitions. [2024-10-11 20:29:10,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 30.375) internal successors, (243), 8 states have internal predecessors, (243), 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) [2024-10-11 20:29:10,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1256 transitions. [2024-10-11 20:29:10,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-10-11 20:29:10,874 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:10,874 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:10,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-10-11 20:29:10,874 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr179ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:10,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:10,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1119740829, now seen corresponding path program 1 times [2024-10-11 20:29:10,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:10,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074182256] [2024-10-11 20:29:10,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:10,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:11,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:11,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:11,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074182256] [2024-10-11 20:29:11,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074182256] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:11,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:11,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 20:29:11,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687235599] [2024-10-11 20:29:11,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:11,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 20:29:11,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:11,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 20:29:11,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-10-11 20:29:11,015 INFO L87 Difference]: Start difference. First operand 1140 states and 1256 transitions. Second operand has 10 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 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) [2024-10-11 20:29:11,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:11,298 INFO L93 Difference]: Finished difference Result 1230 states and 1356 transitions. [2024-10-11 20:29:11,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 20:29:11,298 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 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 249 [2024-10-11 20:29:11,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:11,299 INFO L225 Difference]: With dead ends: 1230 [2024-10-11 20:29:11,299 INFO L226 Difference]: Without dead ends: 1219 [2024-10-11 20:29:11,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-10-11 20:29:11,300 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 1526 mSDsluCounter, 756 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 1092 SdHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:11,300 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1526 Valid, 1092 Invalid, 461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 20:29:11,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1219 states. [2024-10-11 20:29:11,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1219 to 1219. [2024-10-11 20:29:11,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1219 states, 1209 states have (on average 1.1124896608767576) internal successors, (1345), 1218 states have internal predecessors, (1345), 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) [2024-10-11 20:29:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 1219 states and 1345 transitions. [2024-10-11 20:29:11,308 INFO L78 Accepts]: Start accepts. Automaton has 1219 states and 1345 transitions. Word has length 249 [2024-10-11 20:29:11,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:11,308 INFO L471 AbstractCegarLoop]: Abstraction has 1219 states and 1345 transitions. [2024-10-11 20:29:11,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 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) [2024-10-11 20:29:11,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1345 transitions. [2024-10-11 20:29:11,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-10-11 20:29:11,310 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:11,310 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:11,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-10-11 20:29:11,311 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr175ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:11,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:11,311 INFO L85 PathProgramCache]: Analyzing trace with hash -936501343, now seen corresponding path program 1 times [2024-10-11 20:29:11,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:11,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132317661] [2024-10-11 20:29:11,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:11,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:11,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:11,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:11,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132317661] [2024-10-11 20:29:11,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132317661] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:11,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:11,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-11 20:29:11,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826003638] [2024-10-11 20:29:11,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:11,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 20:29:11,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:11,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 20:29:11,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2024-10-11 20:29:11,438 INFO L87 Difference]: Start difference. First operand 1219 states and 1345 transitions. Second operand has 11 states, 10 states have (on average 25.5) internal successors, (255), 10 states have internal predecessors, (255), 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) [2024-10-11 20:29:11,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:11,707 INFO L93 Difference]: Finished difference Result 1300 states and 1435 transitions. [2024-10-11 20:29:11,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 20:29:11,708 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 25.5) internal successors, (255), 10 states have internal predecessors, (255), 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 255 [2024-10-11 20:29:11,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:11,709 INFO L225 Difference]: With dead ends: 1300 [2024-10-11 20:29:11,709 INFO L226 Difference]: Without dead ends: 1290 [2024-10-11 20:29:11,710 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2024-10-11 20:29:11,710 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 1532 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1532 SdHoareTripleChecker+Valid, 1154 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:11,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1532 Valid, 1154 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 20:29:11,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states. [2024-10-11 20:29:11,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 1290. [2024-10-11 20:29:11,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1290 states, 1281 states have (on average 1.1124121779859484) internal successors, (1425), 1289 states have internal predecessors, (1425), 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) [2024-10-11 20:29:11,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1425 transitions. [2024-10-11 20:29:11,718 INFO L78 Accepts]: Start accepts. Automaton has 1290 states and 1425 transitions. Word has length 255 [2024-10-11 20:29:11,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:11,719 INFO L471 AbstractCegarLoop]: Abstraction has 1290 states and 1425 transitions. [2024-10-11 20:29:11,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 25.5) internal successors, (255), 10 states have internal predecessors, (255), 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) [2024-10-11 20:29:11,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1425 transitions. [2024-10-11 20:29:11,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-10-11 20:29:11,720 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:11,721 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:11,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-10-11 20:29:11,721 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr171ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:11,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:11,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1429265006, now seen corresponding path program 1 times [2024-10-11 20:29:11,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:11,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668000369] [2024-10-11 20:29:11,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:11,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:11,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:11,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:11,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668000369] [2024-10-11 20:29:11,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668000369] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:11,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:11,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-11 20:29:11,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866933614] [2024-10-11 20:29:11,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:11,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-11 20:29:11,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:11,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-11 20:29:11,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2024-10-11 20:29:11,869 INFO L87 Difference]: Start difference. First operand 1290 states and 1425 transitions. Second operand has 12 states, 11 states have (on average 23.727272727272727) internal successors, (261), 11 states have internal predecessors, (261), 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) [2024-10-11 20:29:12,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:12,169 INFO L93 Difference]: Finished difference Result 1362 states and 1505 transitions. [2024-10-11 20:29:12,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 20:29:12,170 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 23.727272727272727) internal successors, (261), 11 states have internal predecessors, (261), 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 261 [2024-10-11 20:29:12,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:12,171 INFO L225 Difference]: With dead ends: 1362 [2024-10-11 20:29:12,171 INFO L226 Difference]: Without dead ends: 1353 [2024-10-11 20:29:12,171 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2024-10-11 20:29:12,171 INFO L432 NwaCegarLoop]: 334 mSDtfsCounter, 2216 mSDsluCounter, 875 mSDsCounter, 0 mSdLazyCounter, 313 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2216 SdHoareTripleChecker+Valid, 1209 SdHoareTripleChecker+Invalid, 553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:12,171 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2216 Valid, 1209 Invalid, 553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 313 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:29:12,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2024-10-11 20:29:12,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1353. [2024-10-11 20:29:12,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1353 states, 1345 states have (on average 1.112267657992565) internal successors, (1496), 1352 states have internal predecessors, (1496), 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) [2024-10-11 20:29:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1353 states and 1496 transitions. [2024-10-11 20:29:12,177 INFO L78 Accepts]: Start accepts. Automaton has 1353 states and 1496 transitions. Word has length 261 [2024-10-11 20:29:12,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:12,178 INFO L471 AbstractCegarLoop]: Abstraction has 1353 states and 1496 transitions. [2024-10-11 20:29:12,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 23.727272727272727) internal successors, (261), 11 states have internal predecessors, (261), 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) [2024-10-11 20:29:12,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1496 transitions. [2024-10-11 20:29:12,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-10-11 20:29:12,179 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:12,179 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:12,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-10-11 20:29:12,179 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr167ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:12,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:12,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1312037188, now seen corresponding path program 1 times [2024-10-11 20:29:12,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:12,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751193381] [2024-10-11 20:29:12,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:12,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:12,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:12,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:12,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751193381] [2024-10-11 20:29:12,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751193381] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:12,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:12,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-11 20:29:12,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886783502] [2024-10-11 20:29:12,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:12,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-11 20:29:12,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:12,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-11 20:29:12,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-10-11 20:29:12,349 INFO L87 Difference]: Start difference. First operand 1353 states and 1496 transitions. Second operand has 13 states, 12 states have (on average 22.25) internal successors, (267), 12 states have internal predecessors, (267), 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) [2024-10-11 20:29:12,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:12,667 INFO L93 Difference]: Finished difference Result 1416 states and 1566 transitions. [2024-10-11 20:29:12,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-11 20:29:12,667 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 22.25) internal successors, (267), 12 states have internal predecessors, (267), 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 267 [2024-10-11 20:29:12,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:12,669 INFO L225 Difference]: With dead ends: 1416 [2024-10-11 20:29:12,669 INFO L226 Difference]: Without dead ends: 1408 [2024-10-11 20:29:12,669 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-10-11 20:29:12,670 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 2020 mSDsluCounter, 924 mSDsCounter, 0 mSdLazyCounter, 340 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2020 SdHoareTripleChecker+Valid, 1257 SdHoareTripleChecker+Invalid, 555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:12,670 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2020 Valid, 1257 Invalid, 555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:29:12,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states. [2024-10-11 20:29:12,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1408. [2024-10-11 20:29:12,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1408 states, 1401 states have (on average 1.1120628122769451) internal successors, (1558), 1407 states have internal predecessors, (1558), 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) [2024-10-11 20:29:12,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1408 states and 1558 transitions. [2024-10-11 20:29:12,680 INFO L78 Accepts]: Start accepts. Automaton has 1408 states and 1558 transitions. Word has length 267 [2024-10-11 20:29:12,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:12,680 INFO L471 AbstractCegarLoop]: Abstraction has 1408 states and 1558 transitions. [2024-10-11 20:29:12,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 22.25) internal successors, (267), 12 states have internal predecessors, (267), 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) [2024-10-11 20:29:12,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1558 transitions. [2024-10-11 20:29:12,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-10-11 20:29:12,681 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:12,682 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:12,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-10-11 20:29:12,682 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr163ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:12,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:12,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1172107619, now seen corresponding path program 1 times [2024-10-11 20:29:12,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:12,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842371875] [2024-10-11 20:29:12,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:12,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:12,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:12,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:12,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842371875] [2024-10-11 20:29:12,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842371875] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:12,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:12,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-11 20:29:12,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001876912] [2024-10-11 20:29:12,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:12,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-11 20:29:12,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:12,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-11 20:29:12,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-10-11 20:29:12,854 INFO L87 Difference]: Start difference. First operand 1408 states and 1558 transitions. Second operand has 14 states, 13 states have (on average 21.0) internal successors, (273), 13 states have internal predecessors, (273), 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) [2024-10-11 20:29:13,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:13,218 INFO L93 Difference]: Finished difference Result 1462 states and 1618 transitions. [2024-10-11 20:29:13,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 20:29:13,218 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 21.0) internal successors, (273), 13 states have internal predecessors, (273), 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 273 [2024-10-11 20:29:13,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:13,220 INFO L225 Difference]: With dead ends: 1462 [2024-10-11 20:29:13,220 INFO L226 Difference]: Without dead ends: 1455 [2024-10-11 20:29:13,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-10-11 20:29:13,221 INFO L432 NwaCegarLoop]: 332 mSDtfsCounter, 3053 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3053 SdHoareTripleChecker+Valid, 1298 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:13,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3053 Valid, 1298 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:29:13,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1455 states. [2024-10-11 20:29:13,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1455 to 1455. [2024-10-11 20:29:13,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1455 states, 1449 states have (on average 1.1118012422360248) internal successors, (1611), 1454 states have internal predecessors, (1611), 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) [2024-10-11 20:29:13,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 1611 transitions. [2024-10-11 20:29:13,232 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 1611 transitions. Word has length 273 [2024-10-11 20:29:13,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:13,232 INFO L471 AbstractCegarLoop]: Abstraction has 1455 states and 1611 transitions. [2024-10-11 20:29:13,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 21.0) internal successors, (273), 13 states have internal predecessors, (273), 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) [2024-10-11 20:29:13,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1611 transitions. [2024-10-11 20:29:13,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-10-11 20:29:13,235 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:13,235 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:13,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-10-11 20:29:13,235 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr159ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:13,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:13,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1686403061, now seen corresponding path program 1 times [2024-10-11 20:29:13,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:13,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398595300] [2024-10-11 20:29:13,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:13,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:13,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:13,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:13,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398595300] [2024-10-11 20:29:13,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398595300] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:13,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:13,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-11 20:29:13,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419716596] [2024-10-11 20:29:13,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:13,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-11 20:29:13,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:13,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-11 20:29:13,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2024-10-11 20:29:13,441 INFO L87 Difference]: Start difference. First operand 1455 states and 1611 transitions. Second operand has 15 states, 14 states have (on average 19.928571428571427) internal successors, (279), 14 states have internal predecessors, (279), 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) [2024-10-11 20:29:13,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:13,803 INFO L93 Difference]: Finished difference Result 1500 states and 1661 transitions. [2024-10-11 20:29:13,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 20:29:13,804 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 19.928571428571427) internal successors, (279), 14 states have internal predecessors, (279), 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 279 [2024-10-11 20:29:13,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:13,805 INFO L225 Difference]: With dead ends: 1500 [2024-10-11 20:29:13,805 INFO L226 Difference]: Without dead ends: 1494 [2024-10-11 20:29:13,806 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2024-10-11 20:29:13,806 INFO L432 NwaCegarLoop]: 331 mSDtfsCounter, 2586 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2586 SdHoareTripleChecker+Valid, 1332 SdHoareTripleChecker+Invalid, 643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:13,806 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2586 Valid, 1332 Invalid, 643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:29:13,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1494 states. [2024-10-11 20:29:13,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1494 to 1494. [2024-10-11 20:29:13,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1494 states, 1489 states have (on average 1.1114842175957018) internal successors, (1655), 1493 states have internal predecessors, (1655), 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) [2024-10-11 20:29:13,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1494 states and 1655 transitions. [2024-10-11 20:29:13,813 INFO L78 Accepts]: Start accepts. Automaton has 1494 states and 1655 transitions. Word has length 279 [2024-10-11 20:29:13,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:13,813 INFO L471 AbstractCegarLoop]: Abstraction has 1494 states and 1655 transitions. [2024-10-11 20:29:13,814 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 19.928571428571427) internal successors, (279), 14 states have internal predecessors, (279), 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) [2024-10-11 20:29:13,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1655 transitions. [2024-10-11 20:29:13,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-10-11 20:29:13,815 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:13,815 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:13,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-10-11 20:29:13,815 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr155ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:13,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:13,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1920930428, now seen corresponding path program 1 times [2024-10-11 20:29:13,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:13,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219128248] [2024-10-11 20:29:13,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:13,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:14,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:14,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219128248] [2024-10-11 20:29:14,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219128248] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:14,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:14,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-10-11 20:29:14,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925153426] [2024-10-11 20:29:14,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:14,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-11 20:29:14,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:14,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-11 20:29:14,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2024-10-11 20:29:14,018 INFO L87 Difference]: Start difference. First operand 1494 states and 1655 transitions. Second operand has 16 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 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) [2024-10-11 20:29:14,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:14,395 INFO L93 Difference]: Finished difference Result 1530 states and 1695 transitions. [2024-10-11 20:29:14,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-11 20:29:14,395 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 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 285 [2024-10-11 20:29:14,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:14,397 INFO L225 Difference]: With dead ends: 1530 [2024-10-11 20:29:14,397 INFO L226 Difference]: Without dead ends: 1525 [2024-10-11 20:29:14,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2024-10-11 20:29:14,397 INFO L432 NwaCegarLoop]: 330 mSDtfsCounter, 3181 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3181 SdHoareTripleChecker+Valid, 1359 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:14,397 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3181 Valid, 1359 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:29:14,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1525 states. [2024-10-11 20:29:14,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1525 to 1525. [2024-10-11 20:29:14,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1525 states, 1521 states have (on average 1.1111111111111112) internal successors, (1690), 1524 states have internal predecessors, (1690), 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) [2024-10-11 20:29:14,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1525 states and 1690 transitions. [2024-10-11 20:29:14,407 INFO L78 Accepts]: Start accepts. Automaton has 1525 states and 1690 transitions. Word has length 285 [2024-10-11 20:29:14,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:14,407 INFO L471 AbstractCegarLoop]: Abstraction has 1525 states and 1690 transitions. [2024-10-11 20:29:14,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 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) [2024-10-11 20:29:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1690 transitions. [2024-10-11 20:29:14,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2024-10-11 20:29:14,410 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:14,410 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:14,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-10-11 20:29:14,410 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr151ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:14,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:14,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1122620918, now seen corresponding path program 1 times [2024-10-11 20:29:14,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:14,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074640826] [2024-10-11 20:29:14,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:14,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:14,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:14,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:14,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074640826] [2024-10-11 20:29:14,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074640826] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:14,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:14,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-10-11 20:29:14,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766438173] [2024-10-11 20:29:14,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:14,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-11 20:29:14,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:14,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-11 20:29:14,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2024-10-11 20:29:14,679 INFO L87 Difference]: Start difference. First operand 1525 states and 1690 transitions. Second operand has 17 states, 16 states have (on average 18.1875) internal successors, (291), 16 states have internal predecessors, (291), 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) [2024-10-11 20:29:15,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:15,082 INFO L93 Difference]: Finished difference Result 1552 states and 1720 transitions. [2024-10-11 20:29:15,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-11 20:29:15,082 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 18.1875) internal successors, (291), 16 states have internal predecessors, (291), 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 291 [2024-10-11 20:29:15,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:15,084 INFO L225 Difference]: With dead ends: 1552 [2024-10-11 20:29:15,084 INFO L226 Difference]: Without dead ends: 1548 [2024-10-11 20:29:15,084 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2024-10-11 20:29:15,084 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 3565 mSDsluCounter, 1050 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3565 SdHoareTripleChecker+Valid, 1379 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 368 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:15,084 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3565 Valid, 1379 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:29:15,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1548 states. [2024-10-11 20:29:15,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1548 to 1548. [2024-10-11 20:29:15,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1548 states, 1545 states have (on average 1.1106796116504853) internal successors, (1716), 1547 states have internal predecessors, (1716), 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) [2024-10-11 20:29:15,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1548 states and 1716 transitions. [2024-10-11 20:29:15,094 INFO L78 Accepts]: Start accepts. Automaton has 1548 states and 1716 transitions. Word has length 291 [2024-10-11 20:29:15,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:15,094 INFO L471 AbstractCegarLoop]: Abstraction has 1548 states and 1716 transitions. [2024-10-11 20:29:15,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 18.1875) internal successors, (291), 16 states have internal predecessors, (291), 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) [2024-10-11 20:29:15,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1716 transitions. [2024-10-11 20:29:15,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-10-11 20:29:15,096 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:15,096 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:15,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-10-11 20:29:15,096 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr147ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:15,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:15,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1120217017, now seen corresponding path program 1 times [2024-10-11 20:29:15,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:15,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181181476] [2024-10-11 20:29:15,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:15,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:15,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:15,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:15,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181181476] [2024-10-11 20:29:15,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181181476] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:15,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:15,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-10-11 20:29:15,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994866049] [2024-10-11 20:29:15,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:15,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-10-11 20:29:15,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:15,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-11 20:29:15,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2024-10-11 20:29:15,349 INFO L87 Difference]: Start difference. First operand 1548 states and 1716 transitions. Second operand has 18 states, 17 states have (on average 17.470588235294116) internal successors, (297), 17 states have internal predecessors, (297), 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) [2024-10-11 20:29:15,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:15,754 INFO L93 Difference]: Finished difference Result 1566 states and 1736 transitions. [2024-10-11 20:29:15,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-11 20:29:15,755 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 17.470588235294116) internal successors, (297), 17 states have internal predecessors, (297), 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 297 [2024-10-11 20:29:15,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:15,756 INFO L225 Difference]: With dead ends: 1566 [2024-10-11 20:29:15,756 INFO L226 Difference]: Without dead ends: 1563 [2024-10-11 20:29:15,756 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2024-10-11 20:29:15,756 INFO L432 NwaCegarLoop]: 328 mSDtfsCounter, 2897 mSDsluCounter, 1064 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2897 SdHoareTripleChecker+Valid, 1392 SdHoareTripleChecker+Invalid, 685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 320 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:15,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2897 Valid, 1392 Invalid, 685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [320 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:29:15,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1563 states. [2024-10-11 20:29:15,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1563 to 1563. [2024-10-11 20:29:15,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1563 states, 1561 states have (on average 1.1101857783472133) internal successors, (1733), 1562 states have internal predecessors, (1733), 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) [2024-10-11 20:29:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1563 states and 1733 transitions. [2024-10-11 20:29:15,764 INFO L78 Accepts]: Start accepts. Automaton has 1563 states and 1733 transitions. Word has length 297 [2024-10-11 20:29:15,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:15,764 INFO L471 AbstractCegarLoop]: Abstraction has 1563 states and 1733 transitions. [2024-10-11 20:29:15,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 17.470588235294116) internal successors, (297), 17 states have internal predecessors, (297), 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) [2024-10-11 20:29:15,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1733 transitions. [2024-10-11 20:29:15,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2024-10-11 20:29:15,766 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:15,766 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:15,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-10-11 20:29:15,766 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr143ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:15,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:15,766 INFO L85 PathProgramCache]: Analyzing trace with hash -392860411, now seen corresponding path program 1 times [2024-10-11 20:29:15,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:15,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653630281] [2024-10-11 20:29:15,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:15,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:16,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:16,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:16,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653630281] [2024-10-11 20:29:16,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653630281] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:16,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:16,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-10-11 20:29:16,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518704103] [2024-10-11 20:29:16,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:16,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-11 20:29:16,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:16,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-11 20:29:16,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-10-11 20:29:16,024 INFO L87 Difference]: Start difference. First operand 1563 states and 1733 transitions. Second operand has 19 states, 18 states have (on average 16.833333333333332) internal successors, (303), 18 states have internal predecessors, (303), 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) [2024-10-11 20:29:16,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:16,442 INFO L93 Difference]: Finished difference Result 1572 states and 1743 transitions. [2024-10-11 20:29:16,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-11 20:29:16,442 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 16.833333333333332) internal successors, (303), 18 states have internal predecessors, (303), 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 303 [2024-10-11 20:29:16,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:16,444 INFO L225 Difference]: With dead ends: 1572 [2024-10-11 20:29:16,444 INFO L226 Difference]: Without dead ends: 1570 [2024-10-11 20:29:16,444 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-10-11 20:29:16,444 INFO L432 NwaCegarLoop]: 327 mSDtfsCounter, 3133 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3133 SdHoareTripleChecker+Valid, 1398 SdHoareTripleChecker+Invalid, 709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 343 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:16,444 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3133 Valid, 1398 Invalid, 709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [343 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:29:16,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2024-10-11 20:29:16,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 1570. [2024-10-11 20:29:16,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1570 states, 1569 states have (on average 1.1096239643084767) internal successors, (1741), 1569 states have internal predecessors, (1741), 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) [2024-10-11 20:29:16,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1570 states and 1741 transitions. [2024-10-11 20:29:16,452 INFO L78 Accepts]: Start accepts. Automaton has 1570 states and 1741 transitions. Word has length 303 [2024-10-11 20:29:16,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:16,452 INFO L471 AbstractCegarLoop]: Abstraction has 1570 states and 1741 transitions. [2024-10-11 20:29:16,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 16.833333333333332) internal successors, (303), 18 states have internal predecessors, (303), 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) [2024-10-11 20:29:16,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1741 transitions. [2024-10-11 20:29:16,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-10-11 20:29:16,454 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:16,454 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:16,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-10-11 20:29:16,454 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr139ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:16,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:16,455 INFO L85 PathProgramCache]: Analyzing trace with hash -966251309, now seen corresponding path program 1 times [2024-10-11 20:29:16,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:16,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960766488] [2024-10-11 20:29:16,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:16,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:16,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:16,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960766488] [2024-10-11 20:29:16,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960766488] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 20:29:16,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 20:29:16,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-10-11 20:29:16,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165269361] [2024-10-11 20:29:16,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 20:29:16,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-10-11 20:29:16,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:16,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-10-11 20:29:16,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2024-10-11 20:29:16,733 INFO L87 Difference]: Start difference. First operand 1570 states and 1741 transitions. Second operand has 20 states, 19 states have (on average 16.263157894736842) internal successors, (309), 19 states have internal predecessors, (309), 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) [2024-10-11 20:29:17,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:17,158 INFO L93 Difference]: Finished difference Result 1579 states and 1751 transitions. [2024-10-11 20:29:17,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-11 20:29:17,158 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 16.263157894736842) internal successors, (309), 19 states have internal predecessors, (309), 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 309 [2024-10-11 20:29:17,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:17,159 INFO L225 Difference]: With dead ends: 1579 [2024-10-11 20:29:17,160 INFO L226 Difference]: Without dead ends: 1578 [2024-10-11 20:29:17,160 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2024-10-11 20:29:17,160 INFO L432 NwaCegarLoop]: 327 mSDtfsCounter, 2760 mSDsluCounter, 1078 mSDsCounter, 0 mSdLazyCounter, 367 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2760 SdHoareTripleChecker+Valid, 1405 SdHoareTripleChecker+Invalid, 667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:17,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2760 Valid, 1405 Invalid, 667 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 367 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 20:29:17,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1578 states. [2024-10-11 20:29:17,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1578 to 1578. [2024-10-11 20:29:17,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1578 states, 1577 states have (on average 1.1097019657577678) internal successors, (1750), 1577 states have internal predecessors, (1750), 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) [2024-10-11 20:29:17,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1578 states and 1750 transitions. [2024-10-11 20:29:17,172 INFO L78 Accepts]: Start accepts. Automaton has 1578 states and 1750 transitions. Word has length 309 [2024-10-11 20:29:17,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:17,172 INFO L471 AbstractCegarLoop]: Abstraction has 1578 states and 1750 transitions. [2024-10-11 20:29:17,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 16.263157894736842) internal successors, (309), 19 states have internal predecessors, (309), 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) [2024-10-11 20:29:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1750 transitions. [2024-10-11 20:29:17,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-10-11 20:29:17,175 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:17,175 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:17,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-10-11 20:29:17,176 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr139ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:17,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:17,176 INFO L85 PathProgramCache]: Analyzing trace with hash -701277663, now seen corresponding path program 1 times [2024-10-11 20:29:17,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:17,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662744167] [2024-10-11 20:29:17,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:17,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:17,522 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:17,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:17,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662744167] [2024-10-11 20:29:17,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662744167] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 20:29:17,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74497704] [2024-10-11 20:29:17,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:17,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 20:29:17,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 20:29:17,524 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 20:29:17,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 20:29:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:17,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-11 20:29:17,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 20:29:17,996 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:17,997 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 20:29:18,715 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:18,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74497704] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 20:29:18,716 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 20:29:18,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 38 [2024-10-11 20:29:18,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170256063] [2024-10-11 20:29:18,716 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 20:29:18,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-10-11 20:29:18,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:18,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-10-11 20:29:18,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2024-10-11 20:29:18,719 INFO L87 Difference]: Start difference. First operand 1578 states and 1750 transitions. Second operand has 40 states, 39 states have (on average 16.153846153846153) internal successors, (630), 39 states have internal predecessors, (630), 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) [2024-10-11 20:29:19,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 20:29:19,544 INFO L93 Difference]: Finished difference Result 1739 states and 1950 transitions. [2024-10-11 20:29:19,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-10-11 20:29:19,544 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 39 states have (on average 16.153846153846153) internal successors, (630), 39 states have internal predecessors, (630), 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 315 [2024-10-11 20:29:19,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 20:29:19,546 INFO L225 Difference]: With dead ends: 1739 [2024-10-11 20:29:19,547 INFO L226 Difference]: Without dead ends: 1738 [2024-10-11 20:29:19,547 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 647 GetRequests, 609 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2024-10-11 20:29:19,547 INFO L432 NwaCegarLoop]: 327 mSDtfsCounter, 3283 mSDsluCounter, 1218 mSDsCounter, 0 mSdLazyCounter, 408 mSolverCounterSat, 379 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3283 SdHoareTripleChecker+Valid, 1545 SdHoareTripleChecker+Invalid, 787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 379 IncrementalHoareTripleChecker+Valid, 408 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 20:29:19,548 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3283 Valid, 1545 Invalid, 787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [379 Valid, 408 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 20:29:19,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1738 states. [2024-10-11 20:29:19,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1738 to 1738. [2024-10-11 20:29:19,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1738 states, 1737 states have (on average 1.1111111111111112) internal successors, (1930), 1737 states have internal predecessors, (1930), 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) [2024-10-11 20:29:19,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1738 states and 1930 transitions. [2024-10-11 20:29:19,560 INFO L78 Accepts]: Start accepts. Automaton has 1738 states and 1930 transitions. Word has length 315 [2024-10-11 20:29:19,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 20:29:19,561 INFO L471 AbstractCegarLoop]: Abstraction has 1738 states and 1930 transitions. [2024-10-11 20:29:19,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 39 states have (on average 16.153846153846153) internal successors, (630), 39 states have internal predecessors, (630), 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) [2024-10-11 20:29:19,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 1930 transitions. [2024-10-11 20:29:19,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-11 20:29:19,564 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 20:29:19,564 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 20:29:19,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 20:29:19,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 20:29:19,765 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr139ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-10-11 20:29:19,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 20:29:19,766 INFO L85 PathProgramCache]: Analyzing trace with hash 499398457, now seen corresponding path program 2 times [2024-10-11 20:29:19,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 20:29:19,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747445820] [2024-10-11 20:29:19,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 20:29:19,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 20:29:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 20:29:20,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1386 backedges. 0 proven. 1386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:20,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 20:29:20,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747445820] [2024-10-11 20:29:20,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747445820] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 20:29:20,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132390924] [2024-10-11 20:29:20,850 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 20:29:20,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 20:29:20,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 20:29:20,853 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 20:29:20,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 20:29:20,973 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 20:29:20,974 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 20:29:20,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-10-11 20:29:20,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 20:29:21,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1386 backedges. 0 proven. 1386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:21,420 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 20:29:23,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1386 backedges. 0 proven. 1386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 20:29:23,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132390924] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 20:29:23,367 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 20:29:23,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39, 39] total 78 [2024-10-11 20:29:23,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294097189] [2024-10-11 20:29:23,367 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 20:29:23,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2024-10-11 20:29:23,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 20:29:23,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2024-10-11 20:29:23,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3160, Invalid=3160, Unknown=0, NotChecked=0, Total=6320 [2024-10-11 20:29:23,371 INFO L87 Difference]: Start difference. First operand 1738 states and 1930 transitions. Second operand has 80 states, 79 states have (on average 11.012658227848101) internal successors, (870), 79 states have internal predecessors, (870), 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)