./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 e5878b7d2af5fd4b66050c0dbed52215fb6ea8477622dc26391a98be7bc7f1ca --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 12:19:47,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 12:19:47,311 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-09 12:19:47,315 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 12:19:47,315 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 12:19:47,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 12:19:47,333 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 12:19:47,333 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 12:19:47,334 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 12:19:47,334 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 12:19:47,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 12:19:47,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 12:19:47,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 12:19:47,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 12:19:47,336 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 12:19:47,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 12:19:47,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 12:19:47,336 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 12:19:47,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 12:19:47,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 12:19:47,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 12:19:47,339 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 12:19:47,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 12:19:47,340 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 12:19:47,340 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 12:19:47,340 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 12:19:47,341 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 12:19:47,341 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 12:19:47,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 12:19:47,342 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 12:19:47,342 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 12:19:47,342 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 12:19:47,342 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 12:19:47,342 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 12:19:47,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 12:19:47,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 12:19:47,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 12:19:47,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 12:19:47,344 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 12:19:47,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 12:19:47,344 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 12:19:47,345 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 12:19:47,345 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 12:19:47,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 12:19:47,345 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5878b7d2af5fd4b66050c0dbed52215fb6ea8477622dc26391a98be7bc7f1ca [2024-11-09 12:19:47,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 12:19:47,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 12:19:47,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 12:19:47,649 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 12:19:47,650 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 12:19:47,651 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c [2024-11-09 12:19:49,273 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 12:19:49,533 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 12:19:49,534 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c [2024-11-09 12:19:49,543 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53e12a8b2/1b0f07cbe657493f8bfb8fb8a89a3102/FLAG25ab5df38 [2024-11-09 12:19:49,558 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53e12a8b2/1b0f07cbe657493f8bfb8fb8a89a3102 [2024-11-09 12:19:49,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 12:19:49,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 12:19:49,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 12:19:49,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 12:19:49,569 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 12:19:49,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:49,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20de7854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49, skipping insertion in model container [2024-11-09 12:19:49,573 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:49,602 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 12:19:49,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 12:19:49,928 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 12:19:49,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 12:19:49,998 INFO L204 MainTranslator]: Completed translation [2024-11-09 12:19:49,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49 WrapperNode [2024-11-09 12:19:49,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 12:19:50,000 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 12:19:50,000 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 12:19:50,000 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 12:19:50,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,019 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,047 INFO L138 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 235 [2024-11-09 12:19:50,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 12:19:50,049 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 12:19:50,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 12:19:50,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 12:19:50,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,066 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,083 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]. [2024-11-09 12:19:50,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,090 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 12:19:50,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 12:19:50,104 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 12:19:50,104 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 12:19:50,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (1/1) ... [2024-11-09 12:19:50,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 12:19:50,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:19:50,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 12:19:50,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 12:19:50,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 12:19:50,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 12:19:50,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 12:19:50,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 12:19:50,289 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 12:19:50,291 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 12:19:50,685 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-09 12:19:50,689 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 12:19:50,708 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 12:19:50,708 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 12:19:50,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:50 BoogieIcfgContainer [2024-11-09 12:19:50,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 12:19:50,715 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 12:19:50,715 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 12:19:50,719 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 12:19:50,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 12:19:49" (1/3) ... [2024-11-09 12:19:50,724 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40d9c492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 12:19:50, skipping insertion in model container [2024-11-09 12:19:50,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:49" (2/3) ... [2024-11-09 12:19:50,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40d9c492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 12:19:50, skipping insertion in model container [2024-11-09 12:19:50,729 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:50" (3/3) ... [2024-11-09 12:19:50,731 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c [2024-11-09 12:19:50,753 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 12:19:50,754 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2024-11-09 12:19:50,847 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 12:19:50,858 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;@738c2179, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 12:19:50,862 INFO L334 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2024-11-09 12:19:50,875 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 69 states have (on average 1.7391304347826086) internal successors, (120), 83 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:50,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 12:19:50,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:50,895 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:50,896 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:50,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:50,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1091460306, now seen corresponding path program 1 times [2024-11-09 12:19:50,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:50,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349760015] [2024-11-09 12:19:50,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:50,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:51,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:51,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:51,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349760015] [2024-11-09 12:19:51,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349760015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:51,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:51,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 12:19:51,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304947878] [2024-11-09 12:19:51,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:51,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 12:19:51,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:51,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 12:19:51,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 12:19:51,212 INFO L87 Difference]: Start difference. First operand has 84 states, 69 states have (on average 1.7391304347826086) internal successors, (120), 83 states have internal predecessors, (120), 0 states have call successors, (0), 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 2 states, 2 states have (on average 5.0) internal successors, (10), 2 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) [2024-11-09 12:19:51,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:51,241 INFO L93 Difference]: Finished difference Result 140 states and 198 transitions. [2024-11-09 12:19:51,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 12:19:51,245 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 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 [2024-11-09 12:19:51,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:51,259 INFO L225 Difference]: With dead ends: 140 [2024-11-09 12:19:51,259 INFO L226 Difference]: Without dead ends: 76 [2024-11-09 12:19:51,262 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 12:19:51,265 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:51,266 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 12:19:51,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-09 12:19:51,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-09 12:19:51,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 64 states have (on average 1.703125) internal successors, (109), 75 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) [2024-11-09 12:19:51,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 109 transitions. [2024-11-09 12:19:51,299 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 109 transitions. Word has length 10 [2024-11-09 12:19:51,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:51,300 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 109 transitions. [2024-11-09 12:19:51,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 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) [2024-11-09 12:19:51,300 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2024-11-09 12:19:51,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 12:19:51,301 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:51,301 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:51,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 12:19:51,302 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:51,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:51,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1340571796, now seen corresponding path program 1 times [2024-11-09 12:19:51,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:51,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404864219] [2024-11-09 12:19:51,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:51,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:51,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:51,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:51,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404864219] [2024-11-09 12:19:51,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404864219] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:51,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:51,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 12:19:51,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733443263] [2024-11-09 12:19:51,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:51,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:19:51,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:51,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:19:51,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:51,588 INFO L87 Difference]: Start difference. First operand 76 states and 109 transitions. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 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) [2024-11-09 12:19:51,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:51,671 INFO L93 Difference]: Finished difference Result 134 states and 184 transitions. [2024-11-09 12:19:51,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:19:51,675 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 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 [2024-11-09 12:19:51,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:51,676 INFO L225 Difference]: With dead ends: 134 [2024-11-09 12:19:51,677 INFO L226 Difference]: Without dead ends: 76 [2024-11-09 12:19:51,677 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:51,678 INFO L432 NwaCegarLoop]: 107 mSDtfsCounter, 0 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:51,680 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 407 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:51,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-09 12:19:51,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-09 12:19:51,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 64 states have (on average 1.453125) internal successors, (93), 75 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) [2024-11-09 12:19:51,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 93 transitions. [2024-11-09 12:19:51,694 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 93 transitions. Word has length 15 [2024-11-09 12:19:51,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:51,696 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 93 transitions. [2024-11-09 12:19:51,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 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) [2024-11-09 12:19:51,697 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2024-11-09 12:19:51,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 12:19:51,700 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:51,700 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] [2024-11-09 12:19:51,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 12:19:51,700 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:51,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:51,703 INFO L85 PathProgramCache]: Analyzing trace with hash 821705161, now seen corresponding path program 1 times [2024-11-09 12:19:51,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:51,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158210041] [2024-11-09 12:19:51,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:51,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:51,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:51,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:51,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158210041] [2024-11-09 12:19:51,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158210041] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:51,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:51,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:19:51,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254207536] [2024-11-09 12:19:51,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:51,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:19:51,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:51,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:19:51,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:19:51,917 INFO L87 Difference]: Start difference. First operand 76 states and 93 transitions. Second operand has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:52,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:52,126 INFO L93 Difference]: Finished difference Result 127 states and 164 transitions. [2024-11-09 12:19:52,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:19:52,126 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 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 30 [2024-11-09 12:19:52,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:52,128 INFO L225 Difference]: With dead ends: 127 [2024-11-09 12:19:52,128 INFO L226 Difference]: Without dead ends: 124 [2024-11-09 12:19:52,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:52,132 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 210 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:52,132 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 109 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 12:19:52,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-09 12:19:52,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 118. [2024-11-09 12:19:52,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 106 states have (on average 1.5188679245283019) internal successors, (161), 117 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) [2024-11-09 12:19:52,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 161 transitions. [2024-11-09 12:19:52,153 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 161 transitions. Word has length 30 [2024-11-09 12:19:52,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:52,153 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 161 transitions. [2024-11-09 12:19:52,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:52,154 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 161 transitions. [2024-11-09 12:19:52,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 12:19:52,159 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:52,159 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] [2024-11-09 12:19:52,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 12:19:52,159 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:52,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:52,160 INFO L85 PathProgramCache]: Analyzing trace with hash -296943552, now seen corresponding path program 1 times [2024-11-09 12:19:52,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:52,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931826130] [2024-11-09 12:19:52,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:52,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:52,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:52,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:52,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931826130] [2024-11-09 12:19:52,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931826130] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:52,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:52,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:19:52,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936510123] [2024-11-09 12:19:52,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:52,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:19:52,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:52,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:19:52,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:19:52,385 INFO L87 Difference]: Start difference. First operand 118 states and 161 transitions. Second operand has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:52,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:52,529 INFO L93 Difference]: Finished difference Result 220 states and 297 transitions. [2024-11-09 12:19:52,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:19:52,530 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2024-11-09 12:19:52,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:52,532 INFO L225 Difference]: With dead ends: 220 [2024-11-09 12:19:52,532 INFO L226 Difference]: Without dead ends: 217 [2024-11-09 12:19:52,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:52,533 INFO L432 NwaCegarLoop]: 66 mSDtfsCounter, 200 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:52,534 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 161 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:52,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2024-11-09 12:19:52,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 160. [2024-11-09 12:19:52,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 148 states have (on average 1.527027027027027) internal successors, (226), 159 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:52,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 226 transitions. [2024-11-09 12:19:52,545 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 226 transitions. Word has length 31 [2024-11-09 12:19:52,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:52,546 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 226 transitions. [2024-11-09 12:19:52,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:52,546 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 226 transitions. [2024-11-09 12:19:52,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 12:19:52,547 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:52,547 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] [2024-11-09 12:19:52,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 12:19:52,548 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:52,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:52,548 INFO L85 PathProgramCache]: Analyzing trace with hash -615315285, now seen corresponding path program 1 times [2024-11-09 12:19:52,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:52,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646158287] [2024-11-09 12:19:52,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:52,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:52,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:52,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:52,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646158287] [2024-11-09 12:19:52,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646158287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:52,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:52,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:19:52,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015938075] [2024-11-09 12:19:52,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:52,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:19:52,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:52,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:19:52,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:52,640 INFO L87 Difference]: Start difference. First operand 160 states and 226 transitions. Second operand has 5 states, 4 states have (on average 8.0) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:52,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:52,820 INFO L93 Difference]: Finished difference Result 259 states and 365 transitions. [2024-11-09 12:19:52,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 12:19:52,821 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 8.0) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2024-11-09 12:19:52,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:52,822 INFO L225 Difference]: With dead ends: 259 [2024-11-09 12:19:52,822 INFO L226 Difference]: Without dead ends: 256 [2024-11-09 12:19:52,823 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-09 12:19:52,824 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 455 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:52,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [455 Valid, 189 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:52,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2024-11-09 12:19:52,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 244. [2024-11-09 12:19:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 232 states have (on average 1.5344827586206897) internal successors, (356), 243 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:52,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 356 transitions. [2024-11-09 12:19:52,837 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 356 transitions. Word has length 32 [2024-11-09 12:19:52,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:52,837 INFO L471 AbstractCegarLoop]: Abstraction has 244 states and 356 transitions. [2024-11-09 12:19:52,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 8.0) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:52,838 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 356 transitions. [2024-11-09 12:19:52,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-09 12:19:52,838 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:52,839 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] [2024-11-09 12:19:52,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 12:19:52,839 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:52,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:52,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1894904414, now seen corresponding path program 1 times [2024-11-09 12:19:52,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:52,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498786528] [2024-11-09 12:19:52,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:52,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:52,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:52,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498786528] [2024-11-09 12:19:52,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498786528] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:52,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:52,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:19:52,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974194564] [2024-11-09 12:19:52,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:52,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:19:52,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:52,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:19:52,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:52,915 INFO L87 Difference]: Start difference. First operand 244 states and 356 transitions. Second operand has 5 states, 4 states have (on average 8.25) internal successors, (33), 5 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) [2024-11-09 12:19:53,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:53,206 INFO L93 Difference]: Finished difference Result 739 states and 1083 transitions. [2024-11-09 12:19:53,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 12:19:53,206 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 8.25) internal successors, (33), 5 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 [2024-11-09 12:19:53,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:53,209 INFO L225 Difference]: With dead ends: 739 [2024-11-09 12:19:53,209 INFO L226 Difference]: Without dead ends: 517 [2024-11-09 12:19:53,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-09 12:19:53,211 INFO L432 NwaCegarLoop]: 66 mSDtfsCounter, 402 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:53,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [402 Valid, 332 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 12:19:53,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2024-11-09 12:19:53,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 370. [2024-11-09 12:19:53,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 358 states have (on average 1.4972067039106145) internal successors, (536), 369 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:53,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 536 transitions. [2024-11-09 12:19:53,232 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 536 transitions. Word has length 33 [2024-11-09 12:19:53,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:53,232 INFO L471 AbstractCegarLoop]: Abstraction has 370 states and 536 transitions. [2024-11-09 12:19:53,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 8.25) internal successors, (33), 5 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) [2024-11-09 12:19:53,232 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 536 transitions. [2024-11-09 12:19:53,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-09 12:19:53,233 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:53,233 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] [2024-11-09 12:19:53,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 12:19:53,234 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:53,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:53,234 INFO L85 PathProgramCache]: Analyzing trace with hash -652775480, now seen corresponding path program 1 times [2024-11-09 12:19:53,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:53,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229245452] [2024-11-09 12:19:53,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:53,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:53,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:53,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229245452] [2024-11-09 12:19:53,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229245452] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:53,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:53,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:19:53,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762905901] [2024-11-09 12:19:53,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:53,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 12:19:53,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:53,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 12:19:53,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:19:53,308 INFO L87 Difference]: Start difference. First operand 370 states and 536 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:53,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:53,334 INFO L93 Difference]: Finished difference Result 1034 states and 1508 transitions. [2024-11-09 12:19:53,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 12:19:53,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2024-11-09 12:19:53,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:53,338 INFO L225 Difference]: With dead ends: 1034 [2024-11-09 12:19:53,338 INFO L226 Difference]: Without dead ends: 686 [2024-11-09 12:19:53,340 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:19:53,344 INFO L432 NwaCegarLoop]: 141 mSDtfsCounter, 59 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:53,344 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 217 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 12:19:53,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2024-11-09 12:19:53,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 674. [2024-11-09 12:19:53,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 674 states, 662 states have (on average 1.4894259818731117) internal successors, (986), 673 states have internal predecessors, (986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:53,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 986 transitions. [2024-11-09 12:19:53,382 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 986 transitions. Word has length 35 [2024-11-09 12:19:53,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:53,382 INFO L471 AbstractCegarLoop]: Abstraction has 674 states and 986 transitions. [2024-11-09 12:19:53,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:53,383 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 986 transitions. [2024-11-09 12:19:53,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 12:19:53,388 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:53,388 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] [2024-11-09 12:19:53,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 12:19:53,389 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:53,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:53,389 INFO L85 PathProgramCache]: Analyzing trace with hash 360251775, now seen corresponding path program 1 times [2024-11-09 12:19:53,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:53,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786868080] [2024-11-09 12:19:53,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:53,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:53,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:53,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:53,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786868080] [2024-11-09 12:19:53,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786868080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:53,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:53,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:19:53,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814956619] [2024-11-09 12:19:53,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:53,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 12:19:53,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:53,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 12:19:53,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:19:53,445 INFO L87 Difference]: Start difference. First operand 674 states and 986 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:53,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:53,481 INFO L93 Difference]: Finished difference Result 1882 states and 2770 transitions. [2024-11-09 12:19:53,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 12:19:53,482 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2024-11-09 12:19:53,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:53,487 INFO L225 Difference]: With dead ends: 1882 [2024-11-09 12:19:53,488 INFO L226 Difference]: Without dead ends: 1230 [2024-11-09 12:19:53,489 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:19:53,491 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 59 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:53,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 220 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 12:19:53,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1230 states. [2024-11-09 12:19:53,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1230 to 1218. [2024-11-09 12:19:53,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1218 states, 1206 states have (on average 1.48424543946932) internal successors, (1790), 1217 states have internal predecessors, (1790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:53,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1790 transitions. [2024-11-09 12:19:53,534 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1790 transitions. Word has length 36 [2024-11-09 12:19:53,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:53,537 INFO L471 AbstractCegarLoop]: Abstraction has 1218 states and 1790 transitions. [2024-11-09 12:19:53,537 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:53,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1790 transitions. [2024-11-09 12:19:53,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-09 12:19:53,540 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:53,540 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] [2024-11-09 12:19:53,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 12:19:53,541 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:53,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:53,543 INFO L85 PathProgramCache]: Analyzing trace with hash 636729898, now seen corresponding path program 1 times [2024-11-09 12:19:53,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:53,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556383951] [2024-11-09 12:19:53,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:53,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:53,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:53,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:53,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556383951] [2024-11-09 12:19:53,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556383951] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:53,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:53,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:19:53,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259959858] [2024-11-09 12:19:53,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:53,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 12:19:53,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:53,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 12:19:53,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:19:53,611 INFO L87 Difference]: Start difference. First operand 1218 states and 1790 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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) [2024-11-09 12:19:53,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:53,657 INFO L93 Difference]: Finished difference Result 3482 states and 5102 transitions. [2024-11-09 12:19:53,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 12:19:53,658 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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 [2024-11-09 12:19:53,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:53,667 INFO L225 Difference]: With dead ends: 3482 [2024-11-09 12:19:53,668 INFO L226 Difference]: Without dead ends: 2286 [2024-11-09 12:19:53,670 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:19:53,671 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 57 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:53,672 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 229 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 12:19:53,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2286 states. [2024-11-09 12:19:53,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2286 to 2274. [2024-11-09 12:19:53,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2274 states, 2262 states have (on average 1.4597701149425288) internal successors, (3302), 2273 states have internal predecessors, (3302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:53,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 2274 states and 3302 transitions. [2024-11-09 12:19:53,744 INFO L78 Accepts]: Start accepts. Automaton has 2274 states and 3302 transitions. Word has length 37 [2024-11-09 12:19:53,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:53,745 INFO L471 AbstractCegarLoop]: Abstraction has 2274 states and 3302 transitions. [2024-11-09 12:19:53,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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) [2024-11-09 12:19:53,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 3302 transitions. [2024-11-09 12:19:53,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-09 12:19:53,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:53,747 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:53,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 12:19:53,747 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:53,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:53,748 INFO L85 PathProgramCache]: Analyzing trace with hash -456454205, now seen corresponding path program 1 times [2024-11-09 12:19:53,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:53,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645039909] [2024-11-09 12:19:53,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:53,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:53,818 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:53,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:53,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645039909] [2024-11-09 12:19:53,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645039909] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:53,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:53,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:19:53,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393945562] [2024-11-09 12:19:53,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:53,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 12:19:53,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:53,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 12:19:53,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:19:53,821 INFO L87 Difference]: Start difference. First operand 2274 states and 3302 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 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) [2024-11-09 12:19:53,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:53,884 INFO L93 Difference]: Finished difference Result 5102 states and 7368 transitions. [2024-11-09 12:19:53,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 12:19:53,884 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 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 [2024-11-09 12:19:53,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:53,895 INFO L225 Difference]: With dead ends: 5102 [2024-11-09 12:19:53,895 INFO L226 Difference]: Without dead ends: 2850 [2024-11-09 12:19:53,899 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:19:53,900 INFO L432 NwaCegarLoop]: 90 mSDtfsCounter, 37 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:53,900 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 156 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 12:19:53,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2850 states. [2024-11-09 12:19:53,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2850 to 2804. [2024-11-09 12:19:53,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2804 states, 2792 states have (on average 1.4398280802292263) internal successors, (4020), 2803 states have internal predecessors, (4020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 4020 transitions. [2024-11-09 12:19:54,011 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 4020 transitions. Word has length 53 [2024-11-09 12:19:54,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:54,011 INFO L471 AbstractCegarLoop]: Abstraction has 2804 states and 4020 transitions. [2024-11-09 12:19:54,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 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) [2024-11-09 12:19:54,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 4020 transitions. [2024-11-09 12:19:54,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-09 12:19:54,012 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:54,013 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:54,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 12:19:54,013 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:54,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:54,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1466215753, now seen corresponding path program 1 times [2024-11-09 12:19:54,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:54,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050742737] [2024-11-09 12:19:54,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:54,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:54,165 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 12:19:54,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:54,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050742737] [2024-11-09 12:19:54,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050742737] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:54,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:54,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 12:19:54,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037054501] [2024-11-09 12:19:54,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:54,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:19:54,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:54,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:19:54,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:54,168 INFO L87 Difference]: Start difference. First operand 2804 states and 4020 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 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) [2024-11-09 12:19:54,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:54,329 INFO L93 Difference]: Finished difference Result 5590 states and 8016 transitions. [2024-11-09 12:19:54,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:19:54,330 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 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 [2024-11-09 12:19:54,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:54,341 INFO L225 Difference]: With dead ends: 5590 [2024-11-09 12:19:54,341 INFO L226 Difference]: Without dead ends: 2810 [2024-11-09 12:19:54,345 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-09 12:19:54,346 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 130 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:54,346 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 162 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:54,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2810 states. [2024-11-09 12:19:54,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2810 to 2804. [2024-11-09 12:19:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2804 states, 2792 states have (on average 1.4283667621776504) internal successors, (3988), 2803 states have internal predecessors, (3988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:54,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 3988 transitions. [2024-11-09 12:19:54,431 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 3988 transitions. Word has length 57 [2024-11-09 12:19:54,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:54,432 INFO L471 AbstractCegarLoop]: Abstraction has 2804 states and 3988 transitions. [2024-11-09 12:19:54,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 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) [2024-11-09 12:19:54,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 3988 transitions. [2024-11-09 12:19:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-09 12:19:54,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:54,433 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:54,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 12:19:54,434 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:54,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:54,434 INFO L85 PathProgramCache]: Analyzing trace with hash -730451565, now seen corresponding path program 1 times [2024-11-09 12:19:54,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:54,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751838870] [2024-11-09 12:19:54,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:54,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:54,704 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:19:54,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:54,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751838870] [2024-11-09 12:19:54,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751838870] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:54,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:54,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:19:54,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977987099] [2024-11-09 12:19:54,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:54,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:19:54,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:54,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:19:54,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:19:54,707 INFO L87 Difference]: Start difference. First operand 2804 states and 3988 transitions. Second operand has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:55,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:55,033 INFO L93 Difference]: Finished difference Result 3656 states and 5212 transitions. [2024-11-09 12:19:55,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:19:55,034 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 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 58 [2024-11-09 12:19:55,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:55,064 INFO L225 Difference]: With dead ends: 3656 [2024-11-09 12:19:55,069 INFO L226 Difference]: Without dead ends: 3653 [2024-11-09 12:19:55,072 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 [2024-11-09 12:19:55,072 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 101 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:55,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 210 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 12:19:55,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3653 states. [2024-11-09 12:19:55,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3653 to 2872. [2024-11-09 12:19:55,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2860 states have (on average 1.4377622377622377) internal successors, (4112), 2871 states have internal predecessors, (4112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:55,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 4112 transitions. [2024-11-09 12:19:55,300 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 4112 transitions. Word has length 58 [2024-11-09 12:19:55,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:55,301 INFO L471 AbstractCegarLoop]: Abstraction has 2872 states and 4112 transitions. [2024-11-09 12:19:55,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:55,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 4112 transitions. [2024-11-09 12:19:55,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-09 12:19:55,301 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:55,302 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:55,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 12:19:55,306 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:55,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:55,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1169161800, now seen corresponding path program 1 times [2024-11-09 12:19:55,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:55,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929673164] [2024-11-09 12:19:55,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:55,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:55,536 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:19:55,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:55,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929673164] [2024-11-09 12:19:55,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929673164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:55,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:55,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:19:55,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750174510] [2024-11-09 12:19:55,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:55,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:19:55,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:55,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:19:55,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:55,539 INFO L87 Difference]: Start difference. First operand 2872 states and 4112 transitions. Second operand has 5 states, 4 states have (on average 14.0) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:55,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:55,756 INFO L93 Difference]: Finished difference Result 8082 states and 11668 transitions. [2024-11-09 12:19:55,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:19:55,757 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.0) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 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 59 [2024-11-09 12:19:55,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:55,775 INFO L225 Difference]: With dead ends: 8082 [2024-11-09 12:19:55,775 INFO L226 Difference]: Without dead ends: 5234 [2024-11-09 12:19:55,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 12:19:55,781 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 240 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:55,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 209 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:55,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5234 states. [2024-11-09 12:19:55,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5234 to 4552. [2024-11-09 12:19:55,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4552 states, 4540 states have (on average 1.4440528634361234) internal successors, (6556), 4551 states have internal predecessors, (6556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:55,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 4552 states and 6556 transitions. [2024-11-09 12:19:55,981 INFO L78 Accepts]: Start accepts. Automaton has 4552 states and 6556 transitions. Word has length 59 [2024-11-09 12:19:55,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:55,982 INFO L471 AbstractCegarLoop]: Abstraction has 4552 states and 6556 transitions. [2024-11-09 12:19:55,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.0) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:55,982 INFO L276 IsEmpty]: Start isEmpty. Operand 4552 states and 6556 transitions. [2024-11-09 12:19:55,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-09 12:19:55,983 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:55,984 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:55,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 12:19:55,984 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:55,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:55,985 INFO L85 PathProgramCache]: Analyzing trace with hash -2047706860, now seen corresponding path program 1 times [2024-11-09 12:19:55,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:55,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309391854] [2024-11-09 12:19:55,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:55,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 12:19:56,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:56,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309391854] [2024-11-09 12:19:56,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309391854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:56,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:56,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:19:56,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783192332] [2024-11-09 12:19:56,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:56,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:19:56,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:56,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:19:56,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:19:56,073 INFO L87 Difference]: Start difference. First operand 4552 states and 6556 transitions. Second operand has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:56,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:56,220 INFO L93 Difference]: Finished difference Result 4555 states and 6556 transitions. [2024-11-09 12:19:56,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:19:56,220 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 0 states have call successors, (0), 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 59 [2024-11-09 12:19:56,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:56,237 INFO L225 Difference]: With dead ends: 4555 [2024-11-09 12:19:56,237 INFO L226 Difference]: Without dead ends: 4552 [2024-11-09 12:19:56,240 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 [2024-11-09 12:19:56,241 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 100 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:56,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 162 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:56,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4552 states. [2024-11-09 12:19:56,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4552 to 4549. [2024-11-09 12:19:56,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4549 states, 4540 states have (on average 1.4123348017621145) internal successors, (6412), 4548 states have internal predecessors, (6412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:56,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4549 states to 4549 states and 6412 transitions. [2024-11-09 12:19:56,377 INFO L78 Accepts]: Start accepts. Automaton has 4549 states and 6412 transitions. Word has length 59 [2024-11-09 12:19:56,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:56,377 INFO L471 AbstractCegarLoop]: Abstraction has 4549 states and 6412 transitions. [2024-11-09 12:19:56,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 4549 states and 6412 transitions. [2024-11-09 12:19:56,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 12:19:56,378 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:56,379 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:56,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 12:19:56,379 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:56,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:56,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1884277195, now seen corresponding path program 1 times [2024-11-09 12:19:56,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:56,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878772608] [2024-11-09 12:19:56,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:56,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:56,596 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:19:56,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:56,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878772608] [2024-11-09 12:19:56,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878772608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:56,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:56,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:19:56,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362483967] [2024-11-09 12:19:56,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:56,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:19:56,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:56,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:19:56,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:56,598 INFO L87 Difference]: Start difference. First operand 4549 states and 6412 transitions. Second operand has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 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) [2024-11-09 12:19:56,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:56,815 INFO L93 Difference]: Finished difference Result 9077 states and 12788 transitions. [2024-11-09 12:19:56,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:19:56,815 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 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 60 [2024-11-09 12:19:56,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:56,835 INFO L225 Difference]: With dead ends: 9077 [2024-11-09 12:19:56,836 INFO L226 Difference]: Without dead ends: 5324 [2024-11-09 12:19:56,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 12:19:56,847 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 202 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:56,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 279 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:56,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5324 states. [2024-11-09 12:19:56,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5324 to 5321. [2024-11-09 12:19:56,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5321 states, 5312 states have (on average 1.3855421686746987) internal successors, (7360), 5320 states have internal predecessors, (7360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:57,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5321 states to 5321 states and 7360 transitions. [2024-11-09 12:19:57,001 INFO L78 Accepts]: Start accepts. Automaton has 5321 states and 7360 transitions. Word has length 60 [2024-11-09 12:19:57,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:57,002 INFO L471 AbstractCegarLoop]: Abstraction has 5321 states and 7360 transitions. [2024-11-09 12:19:57,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 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) [2024-11-09 12:19:57,002 INFO L276 IsEmpty]: Start isEmpty. Operand 5321 states and 7360 transitions. [2024-11-09 12:19:57,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 12:19:57,003 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:57,003 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:57,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 12:19:57,003 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:57,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:57,004 INFO L85 PathProgramCache]: Analyzing trace with hash -995543755, now seen corresponding path program 1 times [2024-11-09 12:19:57,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:57,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353137702] [2024-11-09 12:19:57,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:57,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:57,140 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 12:19:57,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:57,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353137702] [2024-11-09 12:19:57,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353137702] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:57,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:57,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:19:57,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119167849] [2024-11-09 12:19:57,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:57,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:19:57,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:57,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:19:57,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:57,143 INFO L87 Difference]: Start difference. First operand 5321 states and 7360 transitions. Second operand has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:57,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:57,352 INFO L93 Difference]: Finished difference Result 9849 states and 13748 transitions. [2024-11-09 12:19:57,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:19:57,353 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 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 60 [2024-11-09 12:19:57,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:57,371 INFO L225 Difference]: With dead ends: 9849 [2024-11-09 12:19:57,372 INFO L226 Difference]: Without dead ends: 5324 [2024-11-09 12:19:57,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 12:19:57,379 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 208 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:57,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 269 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:57,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5324 states. [2024-11-09 12:19:57,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5324 to 5321. [2024-11-09 12:19:57,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5321 states, 5312 states have (on average 1.3772590361445782) internal successors, (7316), 5320 states have internal predecessors, (7316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:57,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5321 states to 5321 states and 7316 transitions. [2024-11-09 12:19:57,517 INFO L78 Accepts]: Start accepts. Automaton has 5321 states and 7316 transitions. Word has length 60 [2024-11-09 12:19:57,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:57,518 INFO L471 AbstractCegarLoop]: Abstraction has 5321 states and 7316 transitions. [2024-11-09 12:19:57,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:57,518 INFO L276 IsEmpty]: Start isEmpty. Operand 5321 states and 7316 transitions. [2024-11-09 12:19:57,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 12:19:57,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:57,519 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:57,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 12:19:57,519 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:57,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:57,520 INFO L85 PathProgramCache]: Analyzing trace with hash 945597013, now seen corresponding path program 1 times [2024-11-09 12:19:57,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:57,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748620787] [2024-11-09 12:19:57,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:57,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:57,597 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 12:19:57,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:57,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748620787] [2024-11-09 12:19:57,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748620787] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:57,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:57,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:19:57,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680155911] [2024-11-09 12:19:57,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:57,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:19:57,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:57,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:19:57,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:19:57,599 INFO L87 Difference]: Start difference. First operand 5321 states and 7316 transitions. Second operand has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:57,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:57,790 INFO L93 Difference]: Finished difference Result 7010 states and 9764 transitions. [2024-11-09 12:19:57,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:19:57,791 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 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 60 [2024-11-09 12:19:57,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:57,805 INFO L225 Difference]: With dead ends: 7010 [2024-11-09 12:19:57,806 INFO L226 Difference]: Without dead ends: 7007 [2024-11-09 12:19:57,808 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 [2024-11-09 12:19:57,809 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 84 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:57,809 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 211 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:57,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7007 states. [2024-11-09 12:19:57,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7007 to 7001. [2024-11-09 12:19:57,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7001 states, 6992 states have (on average 1.375858123569794) internal successors, (9620), 7000 states have internal predecessors, (9620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:57,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7001 states to 7001 states and 9620 transitions. [2024-11-09 12:19:57,976 INFO L78 Accepts]: Start accepts. Automaton has 7001 states and 9620 transitions. Word has length 60 [2024-11-09 12:19:57,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:57,976 INFO L471 AbstractCegarLoop]: Abstraction has 7001 states and 9620 transitions. [2024-11-09 12:19:57,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:57,977 INFO L276 IsEmpty]: Start isEmpty. Operand 7001 states and 9620 transitions. [2024-11-09 12:19:57,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-09 12:19:57,978 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:57,978 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:57,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 12:19:57,978 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:57,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:57,979 INFO L85 PathProgramCache]: Analyzing trace with hash -751263434, now seen corresponding path program 1 times [2024-11-09 12:19:57,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:57,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978886845] [2024-11-09 12:19:57,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:57,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:58,070 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 12:19:58,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:58,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978886845] [2024-11-09 12:19:58,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978886845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:58,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:58,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:19:58,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778205117] [2024-11-09 12:19:58,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:58,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:19:58,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:58,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:19:58,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:58,072 INFO L87 Difference]: Start difference. First operand 7001 states and 9620 transitions. Second operand has 5 states, 4 states have (on average 15.0) internal successors, (60), 5 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:58,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:58,380 INFO L93 Difference]: Finished difference Result 13289 states and 18740 transitions. [2024-11-09 12:19:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:19:58,381 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.0) internal successors, (60), 5 states have internal predecessors, (60), 0 states have call successors, (0), 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 [2024-11-09 12:19:58,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:58,400 INFO L225 Difference]: With dead ends: 13289 [2024-11-09 12:19:58,400 INFO L226 Difference]: Without dead ends: 8240 [2024-11-09 12:19:58,409 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 12:19:58,410 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 230 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:58,411 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 213 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:58,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8240 states. [2024-11-09 12:19:58,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8240 to 6825. [2024-11-09 12:19:58,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6825 states, 6816 states have (on average 1.3820422535211268) internal successors, (9420), 6824 states have internal predecessors, (9420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:58,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6825 states to 6825 states and 9420 transitions. [2024-11-09 12:19:58,625 INFO L78 Accepts]: Start accepts. Automaton has 6825 states and 9420 transitions. Word has length 61 [2024-11-09 12:19:58,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:58,626 INFO L471 AbstractCegarLoop]: Abstraction has 6825 states and 9420 transitions. [2024-11-09 12:19:58,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.0) internal successors, (60), 5 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 6825 states and 9420 transitions. [2024-11-09 12:19:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-09 12:19:58,627 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:58,627 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:58,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 12:19:58,628 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:58,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:58,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1814329737, now seen corresponding path program 1 times [2024-11-09 12:19:58,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:58,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212422524] [2024-11-09 12:19:58,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:58,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:58,723 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 12:19:58,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:58,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212422524] [2024-11-09 12:19:58,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212422524] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:58,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:58,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:19:58,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266482923] [2024-11-09 12:19:58,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:58,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:19:58,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:58,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:19:58,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:58,725 INFO L87 Difference]: Start difference. First operand 6825 states and 9420 transitions. Second operand has 5 states, 4 states have (on average 15.25) internal successors, (61), 5 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) [2024-11-09 12:19:58,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:58,950 INFO L93 Difference]: Finished difference Result 11597 states and 16252 transitions. [2024-11-09 12:19:58,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:19:58,950 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.25) internal successors, (61), 5 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 62 [2024-11-09 12:19:58,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:58,965 INFO L225 Difference]: With dead ends: 11597 [2024-11-09 12:19:58,966 INFO L226 Difference]: Without dead ends: 7108 [2024-11-09 12:19:59,059 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 12:19:59,060 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 197 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:59,060 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 296 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:59,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7108 states. [2024-11-09 12:19:59,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7108 to 7105. [2024-11-09 12:19:59,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7105 states, 7096 states have (on average 1.3771138669673055) internal successors, (9772), 7104 states have internal predecessors, (9772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:59,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7105 states to 7105 states and 9772 transitions. [2024-11-09 12:19:59,216 INFO L78 Accepts]: Start accepts. Automaton has 7105 states and 9772 transitions. Word has length 62 [2024-11-09 12:19:59,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:59,217 INFO L471 AbstractCegarLoop]: Abstraction has 7105 states and 9772 transitions. [2024-11-09 12:19:59,217 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.25) internal successors, (61), 5 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) [2024-11-09 12:19:59,217 INFO L276 IsEmpty]: Start isEmpty. Operand 7105 states and 9772 transitions. [2024-11-09 12:19:59,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-09 12:19:59,218 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:59,218 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:59,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 12:19:59,219 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:59,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:59,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1096376637, now seen corresponding path program 1 times [2024-11-09 12:19:59,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:59,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323761412] [2024-11-09 12:19:59,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:59,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:19:59,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:59,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323761412] [2024-11-09 12:19:59,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323761412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:59,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:59,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:19:59,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630902750] [2024-11-09 12:19:59,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:59,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:19:59,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:59,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:19:59,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:19:59,340 INFO L87 Difference]: Start difference. First operand 7105 states and 9772 transitions. Second operand has 5 states, 4 states have (on average 15.25) internal successors, (61), 5 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) [2024-11-09 12:19:59,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:19:59,550 INFO L93 Difference]: Finished difference Result 7495 states and 10292 transitions. [2024-11-09 12:19:59,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:19:59,556 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.25) internal successors, (61), 5 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 64 [2024-11-09 12:19:59,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:19:59,572 INFO L225 Difference]: With dead ends: 7495 [2024-11-09 12:19:59,573 INFO L226 Difference]: Without dead ends: 7492 [2024-11-09 12:19:59,577 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 [2024-11-09 12:19:59,579 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 133 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:19:59,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 322 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:19:59,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7492 states. [2024-11-09 12:19:59,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7492 to 7489. [2024-11-09 12:19:59,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7489 states, 7480 states have (on average 1.367379679144385) internal successors, (10228), 7488 states have internal predecessors, (10228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:19:59,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7489 states to 7489 states and 10228 transitions. [2024-11-09 12:19:59,854 INFO L78 Accepts]: Start accepts. Automaton has 7489 states and 10228 transitions. Word has length 64 [2024-11-09 12:19:59,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:19:59,854 INFO L471 AbstractCegarLoop]: Abstraction has 7489 states and 10228 transitions. [2024-11-09 12:19:59,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.25) internal successors, (61), 5 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) [2024-11-09 12:19:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 7489 states and 10228 transitions. [2024-11-09 12:19:59,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-09 12:19:59,856 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:19:59,856 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:19:59,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 12:19:59,856 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:19:59,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:19:59,857 INFO L85 PathProgramCache]: Analyzing trace with hash -529922211, now seen corresponding path program 1 times [2024-11-09 12:19:59,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:19:59,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761802272] [2024-11-09 12:19:59,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:19:59,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:19:59,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:19:59,944 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 12:19:59,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:19:59,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761802272] [2024-11-09 12:19:59,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761802272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:19:59,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:19:59,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:19:59,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409454757] [2024-11-09 12:19:59,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:19:59,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:19:59,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:19:59,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:19:59,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:19:59,948 INFO L87 Difference]: Start difference. First operand 7489 states and 10228 transitions. Second operand has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:00,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:00,142 INFO L93 Difference]: Finished difference Result 9741 states and 13492 transitions. [2024-11-09 12:20:00,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:20:00,142 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 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 64 [2024-11-09 12:20:00,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:00,165 INFO L225 Difference]: With dead ends: 9741 [2024-11-09 12:20:00,165 INFO L226 Difference]: Without dead ends: 9738 [2024-11-09 12:20:00,171 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 [2024-11-09 12:20:00,172 INFO L432 NwaCegarLoop]: 153 mSDtfsCounter, 119 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:00,172 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 308 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:00,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9738 states. [2024-11-09 12:20:00,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9738 to 9169. [2024-11-09 12:20:00,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9169 states, 9160 states have (on average 1.3524017467248908) internal successors, (12388), 9168 states have internal predecessors, (12388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:00,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9169 states to 9169 states and 12388 transitions. [2024-11-09 12:20:00,576 INFO L78 Accepts]: Start accepts. Automaton has 9169 states and 12388 transitions. Word has length 64 [2024-11-09 12:20:00,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:00,580 INFO L471 AbstractCegarLoop]: Abstraction has 9169 states and 12388 transitions. [2024-11-09 12:20:00,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 9169 states and 12388 transitions. [2024-11-09 12:20:00,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-09 12:20:00,582 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:00,582 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:00,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 12:20:00,582 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:00,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:00,583 INFO L85 PathProgramCache]: Analyzing trace with hash 752280878, now seen corresponding path program 1 times [2024-11-09 12:20:00,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:00,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973339030] [2024-11-09 12:20:00,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:00,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:00,783 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 12:20:00,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:00,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973339030] [2024-11-09 12:20:00,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973339030] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:00,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:00,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:00,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609553313] [2024-11-09 12:20:00,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:00,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:00,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:00,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:00,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:00,789 INFO L87 Difference]: Start difference. First operand 9169 states and 12388 transitions. Second operand has 5 states, 4 states have (on average 16.0) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:01,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:01,072 INFO L93 Difference]: Finished difference Result 11159 states and 15084 transitions. [2024-11-09 12:20:01,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:01,073 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.0) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2024-11-09 12:20:01,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:01,088 INFO L225 Difference]: With dead ends: 11159 [2024-11-09 12:20:01,089 INFO L226 Difference]: Without dead ends: 7233 [2024-11-09 12:20:01,096 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 [2024-11-09 12:20:01,097 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 147 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:01,097 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 234 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 12:20:01,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7233 states. [2024-11-09 12:20:01,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7233 to 5433. [2024-11-09 12:20:01,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5433 states, 5424 states have (on average 1.3384955752212389) internal successors, (7260), 5432 states have internal predecessors, (7260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:01,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5433 states to 5433 states and 7260 transitions. [2024-11-09 12:20:01,530 INFO L78 Accepts]: Start accepts. Automaton has 5433 states and 7260 transitions. Word has length 65 [2024-11-09 12:20:01,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:01,531 INFO L471 AbstractCegarLoop]: Abstraction has 5433 states and 7260 transitions. [2024-11-09 12:20:01,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.0) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:01,531 INFO L276 IsEmpty]: Start isEmpty. Operand 5433 states and 7260 transitions. [2024-11-09 12:20:01,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-09 12:20:01,532 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:01,533 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:01,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-09 12:20:01,533 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:01,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:01,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1845870975, now seen corresponding path program 1 times [2024-11-09 12:20:01,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:01,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815064376] [2024-11-09 12:20:01,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:01,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:01,663 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 12:20:01,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:01,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815064376] [2024-11-09 12:20:01,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815064376] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:01,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:01,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:01,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779071315] [2024-11-09 12:20:01,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:01,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:01,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:01,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:01,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:01,669 INFO L87 Difference]: Start difference. First operand 5433 states and 7260 transitions. Second operand has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 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) [2024-11-09 12:20:01,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:01,888 INFO L93 Difference]: Finished difference Result 6467 states and 8724 transitions. [2024-11-09 12:20:01,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:01,889 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 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 66 [2024-11-09 12:20:01,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:01,903 INFO L225 Difference]: With dead ends: 6467 [2024-11-09 12:20:01,904 INFO L226 Difference]: Without dead ends: 6466 [2024-11-09 12:20:01,907 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 [2024-11-09 12:20:01,908 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 131 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:01,908 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 345 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:01,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6466 states. [2024-11-09 12:20:02,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6466 to 6457. [2024-11-09 12:20:02,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6457 states, 6448 states have (on average 1.3517369727047146) internal successors, (8716), 6456 states have internal predecessors, (8716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:02,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6457 states to 6457 states and 8716 transitions. [2024-11-09 12:20:02,118 INFO L78 Accepts]: Start accepts. Automaton has 6457 states and 8716 transitions. Word has length 66 [2024-11-09 12:20:02,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:02,118 INFO L471 AbstractCegarLoop]: Abstraction has 6457 states and 8716 transitions. [2024-11-09 12:20:02,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 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) [2024-11-09 12:20:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand 6457 states and 8716 transitions. [2024-11-09 12:20:02,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-09 12:20:02,120 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:02,120 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:02,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-09 12:20:02,121 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:02,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:02,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1560362881, now seen corresponding path program 1 times [2024-11-09 12:20:02,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:02,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957232056] [2024-11-09 12:20:02,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:02,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:02,236 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 12:20:02,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:02,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957232056] [2024-11-09 12:20:02,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957232056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:02,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:02,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:02,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757293071] [2024-11-09 12:20:02,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:02,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:02,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:02,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:02,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:02,239 INFO L87 Difference]: Start difference. First operand 6457 states and 8716 transitions. Second operand has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 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) [2024-11-09 12:20:02,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:02,491 INFO L93 Difference]: Finished difference Result 6743 states and 9100 transitions. [2024-11-09 12:20:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:02,492 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 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 66 [2024-11-09 12:20:02,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:02,513 INFO L225 Difference]: With dead ends: 6743 [2024-11-09 12:20:02,513 INFO L226 Difference]: Without dead ends: 6740 [2024-11-09 12:20:02,517 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 [2024-11-09 12:20:02,519 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 138 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:02,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 288 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:02,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6740 states. [2024-11-09 12:20:02,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6740 to 6737. [2024-11-09 12:20:02,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6737 states, 6728 states have (on average 1.348989298454221) internal successors, (9076), 6736 states have internal predecessors, (9076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:02,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6737 states to 6737 states and 9076 transitions. [2024-11-09 12:20:02,741 INFO L78 Accepts]: Start accepts. Automaton has 6737 states and 9076 transitions. Word has length 66 [2024-11-09 12:20:02,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:02,742 INFO L471 AbstractCegarLoop]: Abstraction has 6737 states and 9076 transitions. [2024-11-09 12:20:02,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 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) [2024-11-09 12:20:02,742 INFO L276 IsEmpty]: Start isEmpty. Operand 6737 states and 9076 transitions. [2024-11-09 12:20:02,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-09 12:20:02,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:02,746 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:02,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-09 12:20:02,746 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:02,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:02,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1744554105, now seen corresponding path program 1 times [2024-11-09 12:20:02,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:02,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293667521] [2024-11-09 12:20:02,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:02,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:02,875 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 12:20:02,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:02,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293667521] [2024-11-09 12:20:02,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293667521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:02,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:02,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:02,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44253709] [2024-11-09 12:20:02,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:02,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:02,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:02,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:02,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:02,878 INFO L87 Difference]: Start difference. First operand 6737 states and 9076 transitions. Second operand has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 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) [2024-11-09 12:20:03,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:03,147 INFO L93 Difference]: Finished difference Result 6926 states and 9316 transitions. [2024-11-09 12:20:03,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:03,148 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 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 70 [2024-11-09 12:20:03,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:03,168 INFO L225 Difference]: With dead ends: 6926 [2024-11-09 12:20:03,169 INFO L226 Difference]: Without dead ends: 6557 [2024-11-09 12:20:03,171 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 [2024-11-09 12:20:03,172 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 130 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:03,172 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 375 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:03,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6557 states. [2024-11-09 12:20:03,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6557 to 6553. [2024-11-09 12:20:03,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6553 states, 6544 states have (on average 1.3484107579462103) internal successors, (8824), 6552 states have internal predecessors, (8824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:03,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6553 states to 6553 states and 8824 transitions. [2024-11-09 12:20:03,302 INFO L78 Accepts]: Start accepts. Automaton has 6553 states and 8824 transitions. Word has length 70 [2024-11-09 12:20:03,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:03,303 INFO L471 AbstractCegarLoop]: Abstraction has 6553 states and 8824 transitions. [2024-11-09 12:20:03,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 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) [2024-11-09 12:20:03,304 INFO L276 IsEmpty]: Start isEmpty. Operand 6553 states and 8824 transitions. [2024-11-09 12:20:03,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-09 12:20:03,307 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:03,307 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:03,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-09 12:20:03,307 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:03,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:03,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1547791464, now seen corresponding path program 1 times [2024-11-09 12:20:03,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:03,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210063438] [2024-11-09 12:20:03,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:03,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:20:03,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:03,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210063438] [2024-11-09 12:20:03,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210063438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:03,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:03,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:20:03,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641290552] [2024-11-09 12:20:03,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:03,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:20:03,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:03,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:20:03,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:20:03,391 INFO L87 Difference]: Start difference. First operand 6553 states and 8824 transitions. Second operand has 4 states, 3 states have (on average 27.0) internal successors, (81), 4 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) [2024-11-09 12:20:03,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:03,537 INFO L93 Difference]: Finished difference Result 6743 states and 9060 transitions. [2024-11-09 12:20:03,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:20:03,538 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 27.0) internal successors, (81), 4 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 84 [2024-11-09 12:20:03,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:03,552 INFO L225 Difference]: With dead ends: 6743 [2024-11-09 12:20:03,552 INFO L226 Difference]: Without dead ends: 6740 [2024-11-09 12:20:03,554 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 [2024-11-09 12:20:03,555 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 99 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:03,555 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 259 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:03,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6740 states. [2024-11-09 12:20:03,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6740 to 6550. [2024-11-09 12:20:03,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6550 states, 6544 states have (on average 1.3117359413202934) internal successors, (8584), 6549 states have internal predecessors, (8584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:03,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6550 states to 6550 states and 8584 transitions. [2024-11-09 12:20:03,680 INFO L78 Accepts]: Start accepts. Automaton has 6550 states and 8584 transitions. Word has length 84 [2024-11-09 12:20:03,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:03,680 INFO L471 AbstractCegarLoop]: Abstraction has 6550 states and 8584 transitions. [2024-11-09 12:20:03,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 27.0) internal successors, (81), 4 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) [2024-11-09 12:20:03,681 INFO L276 IsEmpty]: Start isEmpty. Operand 6550 states and 8584 transitions. [2024-11-09 12:20:03,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-09 12:20:03,684 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:03,684 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:03,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-09 12:20:03,684 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:03,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:03,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1368920010, now seen corresponding path program 1 times [2024-11-09 12:20:03,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:03,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436599479] [2024-11-09 12:20:03,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:03,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:03,799 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:20:03,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:03,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436599479] [2024-11-09 12:20:03,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436599479] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:03,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:03,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:03,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312948266] [2024-11-09 12:20:03,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:03,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:03,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:03,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:03,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:03,801 INFO L87 Difference]: Start difference. First operand 6550 states and 8584 transitions. Second operand has 5 states, 4 states have (on average 20.75) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:03,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:03,998 INFO L93 Difference]: Finished difference Result 9437 states and 12468 transitions. [2024-11-09 12:20:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:03,998 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 20.75) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 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 86 [2024-11-09 12:20:03,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:04,010 INFO L225 Difference]: With dead ends: 9437 [2024-11-09 12:20:04,011 INFO L226 Difference]: Without dead ends: 5695 [2024-11-09 12:20:04,017 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 [2024-11-09 12:20:04,017 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 133 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:04,018 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 366 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:04,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5695 states. [2024-11-09 12:20:04,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5695 to 5686. [2024-11-09 12:20:04,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5686 states, 5680 states have (on average 1.3084507042253521) internal successors, (7432), 5685 states have internal predecessors, (7432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:04,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5686 states to 5686 states and 7432 transitions. [2024-11-09 12:20:04,239 INFO L78 Accepts]: Start accepts. Automaton has 5686 states and 7432 transitions. Word has length 86 [2024-11-09 12:20:04,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:04,239 INFO L471 AbstractCegarLoop]: Abstraction has 5686 states and 7432 transitions. [2024-11-09 12:20:04,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.75) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:04,240 INFO L276 IsEmpty]: Start isEmpty. Operand 5686 states and 7432 transitions. [2024-11-09 12:20:04,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-09 12:20:04,243 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:04,243 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:04,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-09 12:20:04,243 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:04,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:04,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1275503660, now seen corresponding path program 1 times [2024-11-09 12:20:04,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:04,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457561069] [2024-11-09 12:20:04,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:04,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:04,375 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 12:20:04,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:04,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457561069] [2024-11-09 12:20:04,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457561069] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:04,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:04,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:04,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50247066] [2024-11-09 12:20:04,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:04,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:04,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:04,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:04,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:04,377 INFO L87 Difference]: Start difference. First operand 5686 states and 7432 transitions. Second operand has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 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) [2024-11-09 12:20:04,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:04,549 INFO L93 Difference]: Finished difference Result 5689 states and 7432 transitions. [2024-11-09 12:20:04,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:04,550 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 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 86 [2024-11-09 12:20:04,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:04,563 INFO L225 Difference]: With dead ends: 5689 [2024-11-09 12:20:04,563 INFO L226 Difference]: Without dead ends: 5686 [2024-11-09 12:20:04,565 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 [2024-11-09 12:20:04,566 INFO L432 NwaCegarLoop]: 152 mSDtfsCounter, 111 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:04,566 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 340 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:04,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5686 states. [2024-11-09 12:20:04,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5686 to 5686. [2024-11-09 12:20:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5686 states, 5680 states have (on average 1.3028169014084507) internal successors, (7400), 5685 states have internal predecessors, (7400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:04,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5686 states to 5686 states and 7400 transitions. [2024-11-09 12:20:04,680 INFO L78 Accepts]: Start accepts. Automaton has 5686 states and 7400 transitions. Word has length 86 [2024-11-09 12:20:04,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:04,680 INFO L471 AbstractCegarLoop]: Abstraction has 5686 states and 7400 transitions. [2024-11-09 12:20:04,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 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) [2024-11-09 12:20:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 5686 states and 7400 transitions. [2024-11-09 12:20:04,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-09 12:20:04,684 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:04,684 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:04,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-09 12:20:04,684 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:04,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:04,685 INFO L85 PathProgramCache]: Analyzing trace with hash -750509430, now seen corresponding path program 2 times [2024-11-09 12:20:04,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:04,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278747023] [2024-11-09 12:20:04,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:04,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:04,806 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 12:20:04,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:04,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278747023] [2024-11-09 12:20:04,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278747023] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:04,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:04,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:04,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818506757] [2024-11-09 12:20:04,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:04,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:04,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:04,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:04,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:04,808 INFO L87 Difference]: Start difference. First operand 5686 states and 7400 transitions. Second operand has 5 states, 4 states have (on average 21.25) internal successors, (85), 5 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) [2024-11-09 12:20:05,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:05,001 INFO L93 Difference]: Finished difference Result 5877 states and 7636 transitions. [2024-11-09 12:20:05,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:05,002 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.25) internal successors, (85), 5 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 86 [2024-11-09 12:20:05,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:05,014 INFO L225 Difference]: With dead ends: 5877 [2024-11-09 12:20:05,014 INFO L226 Difference]: Without dead ends: 4948 [2024-11-09 12:20:05,018 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 [2024-11-09 12:20:05,019 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 133 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:05,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 465 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:05,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4948 states. [2024-11-09 12:20:05,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4948 to 4942. [2024-11-09 12:20:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4942 states, 4936 states have (on average 1.3047001620745542) internal successors, (6440), 4941 states have internal predecessors, (6440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4942 states to 4942 states and 6440 transitions. [2024-11-09 12:20:05,111 INFO L78 Accepts]: Start accepts. Automaton has 4942 states and 6440 transitions. Word has length 86 [2024-11-09 12:20:05,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:05,111 INFO L471 AbstractCegarLoop]: Abstraction has 4942 states and 6440 transitions. [2024-11-09 12:20:05,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.25) internal successors, (85), 5 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) [2024-11-09 12:20:05,111 INFO L276 IsEmpty]: Start isEmpty. Operand 4942 states and 6440 transitions. [2024-11-09 12:20:05,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-09 12:20:05,114 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:05,114 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:05,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-09 12:20:05,114 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:05,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:05,115 INFO L85 PathProgramCache]: Analyzing trace with hash -78622433, now seen corresponding path program 1 times [2024-11-09 12:20:05,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:05,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499338826] [2024-11-09 12:20:05,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:05,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:05,240 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:20:05,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:05,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499338826] [2024-11-09 12:20:05,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499338826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:05,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:05,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:05,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383476935] [2024-11-09 12:20:05,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:05,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:05,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:05,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:05,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:05,244 INFO L87 Difference]: Start difference. First operand 4942 states and 6440 transitions. Second operand has 5 states, 4 states have (on average 21.0) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:05,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:05,431 INFO L93 Difference]: Finished difference Result 6015 states and 7858 transitions. [2024-11-09 12:20:05,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:05,432 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.0) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 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 87 [2024-11-09 12:20:05,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:05,438 INFO L225 Difference]: With dead ends: 6015 [2024-11-09 12:20:05,439 INFO L226 Difference]: Without dead ends: 3305 [2024-11-09 12:20:05,442 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 [2024-11-09 12:20:05,443 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 99 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:05,443 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 296 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:05,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3305 states. [2024-11-09 12:20:05,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3305 to 2971. [2024-11-09 12:20:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2971 states, 2968 states have (on average 1.256064690026954) internal successors, (3728), 2970 states have internal predecessors, (3728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2971 states and 3728 transitions. [2024-11-09 12:20:05,507 INFO L78 Accepts]: Start accepts. Automaton has 2971 states and 3728 transitions. Word has length 87 [2024-11-09 12:20:05,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:05,508 INFO L471 AbstractCegarLoop]: Abstraction has 2971 states and 3728 transitions. [2024-11-09 12:20:05,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.0) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:05,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 3728 transitions. [2024-11-09 12:20:05,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-09 12:20:05,510 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:05,510 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:05,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-09 12:20:05,511 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:05,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:05,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1857672110, now seen corresponding path program 1 times [2024-11-09 12:20:05,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:05,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319241695] [2024-11-09 12:20:05,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:05,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:05,651 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:20:05,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:05,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319241695] [2024-11-09 12:20:05,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319241695] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:05,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:05,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:05,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599935025] [2024-11-09 12:20:05,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:05,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:05,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:05,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:05,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:05,653 INFO L87 Difference]: Start difference. First operand 2971 states and 3728 transitions. Second operand has 5 states, 4 states have (on average 21.25) internal successors, (85), 5 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) [2024-11-09 12:20:05,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:05,758 INFO L93 Difference]: Finished difference Result 2972 states and 3728 transitions. [2024-11-09 12:20:05,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:05,759 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.25) internal successors, (85), 5 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 88 [2024-11-09 12:20:05,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:05,765 INFO L225 Difference]: With dead ends: 2972 [2024-11-09 12:20:05,765 INFO L226 Difference]: Without dead ends: 2971 [2024-11-09 12:20:05,766 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 [2024-11-09 12:20:05,767 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 88 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:05,767 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 336 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:05,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2971 states. [2024-11-09 12:20:05,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2971 to 2971. [2024-11-09 12:20:05,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2971 states, 2968 states have (on average 1.2533692722371967) internal successors, (3720), 2970 states have internal predecessors, (3720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:05,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2971 states and 3720 transitions. [2024-11-09 12:20:05,823 INFO L78 Accepts]: Start accepts. Automaton has 2971 states and 3720 transitions. Word has length 88 [2024-11-09 12:20:05,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:05,824 INFO L471 AbstractCegarLoop]: Abstraction has 2971 states and 3720 transitions. [2024-11-09 12:20:05,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.25) internal successors, (85), 5 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) [2024-11-09 12:20:05,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 3720 transitions. [2024-11-09 12:20:05,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-09 12:20:05,827 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:05,827 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:05,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-09 12:20:05,828 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:05,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:05,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1806806354, now seen corresponding path program 1 times [2024-11-09 12:20:05,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:05,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776894191] [2024-11-09 12:20:05,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:05,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:05,939 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 12:20:05,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:05,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776894191] [2024-11-09 12:20:05,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776894191] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:05,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:05,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:05,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966905944] [2024-11-09 12:20:05,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:05,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:05,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:05,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:05,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:05,942 INFO L87 Difference]: Start difference. First operand 2971 states and 3720 transitions. Second operand has 5 states, 4 states have (on average 20.75) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:06,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:06,066 INFO L93 Difference]: Finished difference Result 2972 states and 3720 transitions. [2024-11-09 12:20:06,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:06,067 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 20.75) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 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 88 [2024-11-09 12:20:06,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:06,074 INFO L225 Difference]: With dead ends: 2972 [2024-11-09 12:20:06,075 INFO L226 Difference]: Without dead ends: 2969 [2024-11-09 12:20:06,078 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 [2024-11-09 12:20:06,079 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 106 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:06,079 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 289 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:06,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2969 states. [2024-11-09 12:20:06,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2969 to 2969. [2024-11-09 12:20:06,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2969 states, 2968 states have (on average 1.2452830188679245) internal successors, (3696), 2968 states have internal predecessors, (3696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:06,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 2969 states and 3696 transitions. [2024-11-09 12:20:06,137 INFO L78 Accepts]: Start accepts. Automaton has 2969 states and 3696 transitions. Word has length 88 [2024-11-09 12:20:06,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:06,137 INFO L471 AbstractCegarLoop]: Abstraction has 2969 states and 3696 transitions. [2024-11-09 12:20:06,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.75) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:06,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2969 states and 3696 transitions. [2024-11-09 12:20:06,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-09 12:20:06,140 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:06,140 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:06,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-09 12:20:06,141 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:06,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:06,141 INFO L85 PathProgramCache]: Analyzing trace with hash 519412278, now seen corresponding path program 1 times [2024-11-09 12:20:06,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:06,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615574348] [2024-11-09 12:20:06,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:06,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:06,261 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:20:06,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:06,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615574348] [2024-11-09 12:20:06,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615574348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:06,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:06,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:06,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779058017] [2024-11-09 12:20:06,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:06,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:06,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:06,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:06,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:06,264 INFO L87 Difference]: Start difference. First operand 2969 states and 3696 transitions. Second operand has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 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) [2024-11-09 12:20:06,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:06,378 INFO L93 Difference]: Finished difference Result 3155 states and 3932 transitions. [2024-11-09 12:20:06,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:06,379 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 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 92 [2024-11-09 12:20:06,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:06,383 INFO L225 Difference]: With dead ends: 3155 [2024-11-09 12:20:06,384 INFO L226 Difference]: Without dead ends: 2402 [2024-11-09 12:20:06,385 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 [2024-11-09 12:20:06,387 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 98 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:06,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 377 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:06,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2402 states. [2024-11-09 12:20:06,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2402 to 2033. [2024-11-09 12:20:06,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2033 states, 2032 states have (on average 1.2401574803149606) internal successors, (2520), 2032 states have internal predecessors, (2520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:06,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 2033 states and 2520 transitions. [2024-11-09 12:20:06,432 INFO L78 Accepts]: Start accepts. Automaton has 2033 states and 2520 transitions. Word has length 92 [2024-11-09 12:20:06,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:06,433 INFO L471 AbstractCegarLoop]: Abstraction has 2033 states and 2520 transitions. [2024-11-09 12:20:06,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 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) [2024-11-09 12:20:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2520 transitions. [2024-11-09 12:20:06,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-09 12:20:06,435 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:06,435 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:06,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-09 12:20:06,435 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:06,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:06,436 INFO L85 PathProgramCache]: Analyzing trace with hash 590977590, now seen corresponding path program 2 times [2024-11-09 12:20:06,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:06,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928935044] [2024-11-09 12:20:06,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:06,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:06,603 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 12:20:06,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:06,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928935044] [2024-11-09 12:20:06,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928935044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:06,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:06,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:06,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484339460] [2024-11-09 12:20:06,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:06,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:06,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:06,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:06,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:06,607 INFO L87 Difference]: Start difference. First operand 2033 states and 2520 transitions. Second operand has 5 states, 4 states have (on average 21.75) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:06,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:06,743 INFO L93 Difference]: Finished difference Result 2218 states and 2756 transitions. [2024-11-09 12:20:06,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:06,744 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.75) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 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 92 [2024-11-09 12:20:06,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:06,747 INFO L225 Difference]: With dead ends: 2218 [2024-11-09 12:20:06,747 INFO L226 Difference]: Without dead ends: 1753 [2024-11-09 12:20:06,749 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 [2024-11-09 12:20:06,749 INFO L432 NwaCegarLoop]: 199 mSDtfsCounter, 118 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:06,749 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 377 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:06,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1753 states. [2024-11-09 12:20:06,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1753 to 1753. [2024-11-09 12:20:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1753 states, 1752 states have (on average 1.2283105022831051) internal successors, (2152), 1752 states have internal predecessors, (2152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:06,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1753 states and 2152 transitions. [2024-11-09 12:20:06,804 INFO L78 Accepts]: Start accepts. Automaton has 1753 states and 2152 transitions. Word has length 92 [2024-11-09 12:20:06,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:06,804 INFO L471 AbstractCegarLoop]: Abstraction has 1753 states and 2152 transitions. [2024-11-09 12:20:06,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.75) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:06,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2152 transitions. [2024-11-09 12:20:06,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-09 12:20:06,809 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:20:06,810 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:06,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-09 12:20:06,810 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-09 12:20:06,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:20:06,811 INFO L85 PathProgramCache]: Analyzing trace with hash 2052449657, now seen corresponding path program 1 times [2024-11-09 12:20:06,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:20:06,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317639901] [2024-11-09 12:20:06,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:20:06,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:20:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:20:06,972 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 12:20:06,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:20:06,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317639901] [2024-11-09 12:20:06,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317639901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:20:06,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:20:06,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:20:06,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478180297] [2024-11-09 12:20:06,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:20:06,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:20:06,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:20:06,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:20:06,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:20:06,976 INFO L87 Difference]: Start difference. First operand 1753 states and 2152 transitions. Second operand has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:07,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:20:07,096 INFO L93 Difference]: Finished difference Result 1753 states and 2152 transitions. [2024-11-09 12:20:07,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:20:07,097 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 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 108 [2024-11-09 12:20:07,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:20:07,098 INFO L225 Difference]: With dead ends: 1753 [2024-11-09 12:20:07,098 INFO L226 Difference]: Without dead ends: 0 [2024-11-09 12:20:07,100 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 [2024-11-09 12:20:07,100 INFO L432 NwaCegarLoop]: 197 mSDtfsCounter, 98 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:20:07,101 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 392 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:20:07,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-09 12:20:07,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-09 12:20:07,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:07,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-09 12:20:07,103 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2024-11-09 12:20:07,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:20:07,103 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 12:20:07,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:20:07,103 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-09 12:20:07,104 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 12:20:07,108 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 14 remaining) [2024-11-09 12:20:07,109 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 14 remaining) [2024-11-09 12:20:07,110 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 14 remaining) [2024-11-09 12:20:07,110 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 14 remaining) [2024-11-09 12:20:07,111 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 14 remaining) [2024-11-09 12:20:07,111 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 14 remaining) [2024-11-09 12:20:07,111 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 14 remaining) [2024-11-09 12:20:07,111 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 14 remaining) [2024-11-09 12:20:07,111 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 14 remaining) [2024-11-09 12:20:07,112 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 14 remaining) [2024-11-09 12:20:07,112 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 14 remaining) [2024-11-09 12:20:07,112 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 14 remaining) [2024-11-09 12:20:07,112 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 14 remaining) [2024-11-09 12:20:07,112 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 14 remaining) [2024-11-09 12:20:07,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-09 12:20:07,118 INFO L407 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:20:07,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-09 12:20:12,414 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 12:20:12,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 12:20:12 BoogieIcfgContainer [2024-11-09 12:20:12,431 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 12:20:12,431 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 12:20:12,431 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 12:20:12,432 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 12:20:12,432 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:50" (3/4) ... [2024-11-09 12:20:12,435 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 12:20:12,445 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-09 12:20:12,446 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 12:20:12,446 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 12:20:12,446 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 12:20:12,550 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-09 12:20:12,551 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-09 12:20:12,551 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 12:20:12,554 INFO L158 Benchmark]: Toolchain (without parser) took 22989.49ms. Allocated memory was 188.7MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 128.5MB in the beginning and 1.8GB in the end (delta: -1.6GB). Peak memory consumption was 137.2MB. Max. memory is 16.1GB. [2024-11-09 12:20:12,555 INFO L158 Benchmark]: CDTParser took 1.26ms. Allocated memory is still 100.7MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 12:20:12,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.09ms. Allocated memory is still 188.7MB. Free memory was 128.5MB in the beginning and 152.5MB in the end (delta: -24.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 12:20:12,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.15ms. Allocated memory is still 188.7MB. Free memory was 152.5MB in the beginning and 150.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 12:20:12,555 INFO L158 Benchmark]: Boogie Preprocessor took 54.21ms. Allocated memory is still 188.7MB. Free memory was 150.5MB in the beginning and 148.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 12:20:12,555 INFO L158 Benchmark]: RCFGBuilder took 605.30ms. Allocated memory is still 188.7MB. Free memory was 148.2MB in the beginning and 125.3MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 12:20:12,556 INFO L158 Benchmark]: TraceAbstraction took 21716.01ms. Allocated memory was 188.7MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 124.2MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 974.0MB. Max. memory is 16.1GB. [2024-11-09 12:20:12,556 INFO L158 Benchmark]: Witness Printer took 119.42ms. Allocated memory is still 2.0GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 12:20:12,557 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26ms. Allocated memory is still 100.7MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.09ms. Allocated memory is still 188.7MB. Free memory was 128.5MB in the beginning and 152.5MB in the end (delta: -24.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.15ms. Allocated memory is still 188.7MB. Free memory was 152.5MB in the beginning and 150.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.21ms. Allocated memory is still 188.7MB. Free memory was 150.5MB in the beginning and 148.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 605.30ms. Allocated memory is still 188.7MB. Free memory was 148.2MB in the beginning and 125.3MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 21716.01ms. Allocated memory was 188.7MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 124.2MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 974.0MB. Max. memory is 16.1GB. * Witness Printer took 119.42ms. Allocated memory is still 2.0GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 207]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 207]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 207]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 207]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 211]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 211]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 211]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 211]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 216]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 84 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 16.3s, OverallIterations: 35, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4852 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4852 mSDsluCounter, 9510 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4958 mSDsCounter, 195 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3571 IncrementalHoareTripleChecker+Invalid, 3766 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 195 mSolverCounterUnsat, 4552 mSDtfsCounter, 3571 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 158 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9169occurred in iteration=21, InterpolantAutomatonStates: 163, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.3s AutomataMinimizationTime, 35 MinimizatonAttempts, 6502 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 2140 NumberOfCodeBlocks, 2140 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 2105 ConstructedInterpolants, 0 QuantifiedInterpolants, 7985 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 35 InterpolantComputations, 35 PerfectInterpolantSequences, 619/619 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: ((((((((((st1 == 1) && (st2 == 1)) && (st3 == 1)) || (((st1 == 1) && (st3 == 1)) && (st2 == 0))) || (((st3 == 1) && (st1 == 0)) && (st2 == 0))) || (((st3 == 0) && (st1 == 0)) && (st2 == 0))) || (((st1 == 1) && (st3 == 0)) && (st2 == 0))) || (((st2 == 1) && (st3 == 1)) && (st1 == 0))) || (((st1 == 1) && (st2 == 1)) && (st3 == 0))) || (((st2 == 1) && (st3 == 0)) && (st1 == 0))) RESULT: Ultimate proved your program to be correct! [2024-11-09 12:20:12,594 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE