./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/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/loop-lit/gj2007.c.i.p+nlh-reducer.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 78a4cc43ce1234c075e2c73cca2f6f44edddfccbee7278c746f2db07d17136bf --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 22:20:39,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 22:20:39,979 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-22 22:20:39,983 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 22:20:39,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 22:20:40,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 22:20:40,015 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 22:20:40,016 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 22:20:40,017 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 22:20:40,018 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 22:20:40,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 22:20:40,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 22:20:40,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 22:20:40,022 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 22:20:40,022 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 22:20:40,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 22:20:40,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 22:20:40,023 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 22:20:40,023 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 22:20:40,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 22:20:40,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 22:20:40,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 22:20:40,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 22:20:40,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 22:20:40,029 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 22:20:40,029 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-22 22:20:40,030 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-22 22:20:40,030 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 22:20:40,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 22:20:40,030 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 22:20:40,031 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 22:20:40,031 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 22:20:40,031 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 22:20:40,031 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 22:20:40,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 22:20:40,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 22:20:40,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 22:20:40,034 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 22:20:40,034 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 22:20:40,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 22:20:40,035 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 22:20:40,035 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 22:20:40,035 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 22:20:40,036 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 22:20:40,036 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78a4cc43ce1234c075e2c73cca2f6f44edddfccbee7278c746f2db07d17136bf [2024-11-22 22:20:40,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 22:20:40,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 22:20:40,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 22:20:40,345 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 22:20:40,345 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 22:20:40,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2024-11-22 22:20:41,863 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 22:20:42,061 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 22:20:42,062 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2024-11-22 22:20:42,079 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0222d99a/00202d9e27824cbc874684effc39b30e/FLAG8fb2a7553 [2024-11-22 22:20:42,095 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0222d99a/00202d9e27824cbc874684effc39b30e [2024-11-22 22:20:42,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 22:20:42,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 22:20:42,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 22:20:42,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 22:20:42,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 22:20:42,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f9ed29f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42, skipping insertion in model container [2024-11-22 22:20:42,109 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,158 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 22:20:42,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 22:20:42,506 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 22:20:42,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 22:20:42,594 INFO L204 MainTranslator]: Completed translation [2024-11-22 22:20:42,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42 WrapperNode [2024-11-22 22:20:42,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 22:20:42,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 22:20:42,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 22:20:42,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 22:20:42,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,660 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1046 [2024-11-22 22:20:42,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 22:20:42,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 22:20:42,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 22:20:42,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 22:20:42,671 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,675 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,707 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]. [2024-11-22 22:20:42,707 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 22:20:42,744 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 22:20:42,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 22:20:42,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 22:20:42,745 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (1/1) ... [2024-11-22 22:20:42,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 22:20:42,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:20:42,787 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) [2024-11-22 22:20:42,793 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 [2024-11-22 22:20:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 22:20:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 22:20:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 22:20:42,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 22:20:42,954 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 22:20:42,956 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 22:20:44,245 INFO L? ?]: Removed 481 outVars from TransFormulas that were not future-live. [2024-11-22 22:20:44,246 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 22:20:44,291 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 22:20:44,295 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-22 22:20:44,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:20:44 BoogieIcfgContainer [2024-11-22 22:20:44,296 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 22:20:44,298 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 22:20:44,298 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 22:20:44,302 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 22:20:44,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:20:42" (1/3) ... [2024-11-22 22:20:44,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@333c017e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:20:44, skipping insertion in model container [2024-11-22 22:20:44,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:20:42" (2/3) ... [2024-11-22 22:20:44,304 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@333c017e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:20:44, skipping insertion in model container [2024-11-22 22:20:44,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:20:44" (3/3) ... [2024-11-22 22:20:44,306 INFO L112 eAbstractionObserver]: Analyzing ICFG gj2007.c.i.p+nlh-reducer.c [2024-11-22 22:20:44,323 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 22:20:44,324 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 408 error locations. [2024-11-22 22:20:44,413 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 22:20:44,419 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;@6a31da2b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 22:20:44,420 INFO L334 AbstractCegarLoop]: Starting to check reachability of 408 error locations. [2024-11-22 22:20:44,426 INFO L276 IsEmpty]: Start isEmpty. Operand has 959 states, 550 states have (on average 1.990909090909091) internal successors, (1095), 958 states have internal predecessors, (1095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:44,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-22 22:20:44,434 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:44,437 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-22 22:20:44,438 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:44,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:44,444 INFO L85 PathProgramCache]: Analyzing trace with hash 28693795, now seen corresponding path program 1 times [2024-11-22 22:20:44,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:44,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538243332] [2024-11-22 22:20:44,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:44,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:44,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:44,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:44,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538243332] [2024-11-22 22:20:44,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538243332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:44,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:44,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:20:44,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090745624] [2024-11-22 22:20:44,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:44,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:20:44,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:44,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:20:44,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:20:44,682 INFO L87 Difference]: Start difference. First operand has 959 states, 550 states have (on average 1.990909090909091) internal successors, (1095), 958 states have internal predecessors, (1095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:45,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:45,680 INFO L93 Difference]: Finished difference Result 1901 states and 2171 transitions. [2024-11-22 22:20:45,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:20:45,682 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-22 22:20:45,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:45,709 INFO L225 Difference]: With dead ends: 1901 [2024-11-22 22:20:45,709 INFO L226 Difference]: Without dead ends: 944 [2024-11-22 22:20:45,716 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:20:45,719 INFO L432 NwaCegarLoop]: 1077 mSDtfsCounter, 1 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 810 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1348 SdHoareTripleChecker+Invalid, 813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:45,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1348 Invalid, 813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 810 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-22 22:20:45,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 944 states. [2024-11-22 22:20:45,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 944 to 944. [2024-11-22 22:20:45,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 944 states, 542 states have (on average 1.8653136531365313) internal successors, (1011), 943 states have internal predecessors, (1011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:45,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1011 transitions. [2024-11-22 22:20:45,809 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1011 transitions. Word has length 5 [2024-11-22 22:20:45,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:45,812 INFO L471 AbstractCegarLoop]: Abstraction has 944 states and 1011 transitions. [2024-11-22 22:20:45,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:45,812 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1011 transitions. [2024-11-22 22:20:45,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-22 22:20:45,813 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:45,813 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:45,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 22:20:45,813 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:45,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:45,814 INFO L85 PathProgramCache]: Analyzing trace with hash -624667127, now seen corresponding path program 1 times [2024-11-22 22:20:45,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:45,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526711763] [2024-11-22 22:20:45,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:45,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:45,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:45,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:45,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526711763] [2024-11-22 22:20:45,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526711763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:45,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:45,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 22:20:45,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912895077] [2024-11-22 22:20:45,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:45,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:20:45,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:45,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:20:45,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:20:45,906 INFO L87 Difference]: Start difference. First operand 944 states and 1011 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:46,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:46,940 INFO L93 Difference]: Finished difference Result 944 states and 1011 transitions. [2024-11-22 22:20:46,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 22:20:46,940 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2024-11-22 22:20:46,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:46,944 INFO L225 Difference]: With dead ends: 944 [2024-11-22 22:20:46,944 INFO L226 Difference]: Without dead ends: 810 [2024-11-22 22:20:46,945 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:20:46,946 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 601 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 1349 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 1616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:46,947 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 540 Invalid, 1616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1349 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-22 22:20:46,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2024-11-22 22:20:46,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 810. [2024-11-22 22:20:46,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 810 states, 542 states have (on average 1.618081180811808) internal successors, (877), 809 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 810 states and 877 transitions. [2024-11-22 22:20:46,965 INFO L78 Accepts]: Start accepts. Automaton has 810 states and 877 transitions. Word has length 9 [2024-11-22 22:20:46,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:46,965 INFO L471 AbstractCegarLoop]: Abstraction has 810 states and 877 transitions. [2024-11-22 22:20:46,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:46,966 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 877 transitions. [2024-11-22 22:20:46,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-22 22:20:46,978 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:46,979 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:46,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 22:20:46,979 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:46,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:46,980 INFO L85 PathProgramCache]: Analyzing trace with hash 2110155596, now seen corresponding path program 1 times [2024-11-22 22:20:46,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:46,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383308869] [2024-11-22 22:20:46,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:46,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:47,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:47,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383308869] [2024-11-22 22:20:47,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383308869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:47,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:47,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:20:47,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030912713] [2024-11-22 22:20:47,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:47,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:20:47,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:47,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:20:47,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:20:47,028 INFO L87 Difference]: Start difference. First operand 810 states and 877 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:47,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:47,566 INFO L93 Difference]: Finished difference Result 810 states and 877 transitions. [2024-11-22 22:20:47,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:20:47,567 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2024-11-22 22:20:47,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:47,570 INFO L225 Difference]: With dead ends: 810 [2024-11-22 22:20:47,570 INFO L226 Difference]: Without dead ends: 676 [2024-11-22 22:20:47,571 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:20:47,572 INFO L432 NwaCegarLoop]: 337 mSDtfsCounter, 269 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:47,572 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [269 Valid, 606 Invalid, 741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:20:47,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2024-11-22 22:20:47,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 676. [2024-11-22 22:20:47,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 676 states, 542 states have (on average 1.3708487084870848) internal successors, (743), 675 states have internal predecessors, (743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:47,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 743 transitions. [2024-11-22 22:20:47,585 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 743 transitions. Word has length 10 [2024-11-22 22:20:47,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:47,585 INFO L471 AbstractCegarLoop]: Abstraction has 676 states and 743 transitions. [2024-11-22 22:20:47,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:47,586 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 743 transitions. [2024-11-22 22:20:47,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-22 22:20:47,586 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:47,586 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:47,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 22:20:47,587 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr402ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:47,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:47,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1037475179, now seen corresponding path program 1 times [2024-11-22 22:20:47,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:47,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650495001] [2024-11-22 22:20:47,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:47,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:47,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:47,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:47,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650495001] [2024-11-22 22:20:47,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650495001] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:47,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:47,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-22 22:20:47,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942675845] [2024-11-22 22:20:47,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:47,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:20:47,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:47,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:20:47,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:20:47,644 INFO L87 Difference]: Start difference. First operand 676 states and 743 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:48,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:48,220 INFO L93 Difference]: Finished difference Result 1336 states and 1469 transitions. [2024-11-22 22:20:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 22:20:48,220 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2024-11-22 22:20:48,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:48,223 INFO L225 Difference]: With dead ends: 1336 [2024-11-22 22:20:48,223 INFO L226 Difference]: Without dead ends: 670 [2024-11-22 22:20:48,224 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:20:48,225 INFO L432 NwaCegarLoop]: 728 mSDtfsCounter, 2 mSDsluCounter, 530 mSDsCounter, 0 mSdLazyCounter, 938 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1258 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:48,229 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1258 Invalid, 938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 938 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:20:48,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2024-11-22 22:20:48,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 670. [2024-11-22 22:20:48,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 670 states, 538 states have (on average 1.3680297397769516) internal successors, (736), 669 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:48,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 736 transitions. [2024-11-22 22:20:48,242 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 736 transitions. Word has length 11 [2024-11-22 22:20:48,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:48,242 INFO L471 AbstractCegarLoop]: Abstraction has 670 states and 736 transitions. [2024-11-22 22:20:48,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:48,243 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 736 transitions. [2024-11-22 22:20:48,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-22 22:20:48,243 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:48,243 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:48,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 22:20:48,244 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr398ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:48,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:48,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1278806065, now seen corresponding path program 1 times [2024-11-22 22:20:48,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:48,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654311418] [2024-11-22 22:20:48,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:48,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:48,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:48,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:48,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654311418] [2024-11-22 22:20:48,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654311418] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:48,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:48,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:20:48,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415530700] [2024-11-22 22:20:48,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:48,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:20:48,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:48,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:20:48,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:20:48,305 INFO L87 Difference]: Start difference. First operand 670 states and 736 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 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) [2024-11-22 22:20:48,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:48,610 INFO L93 Difference]: Finished difference Result 670 states and 736 transitions. [2024-11-22 22:20:48,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:20:48,611 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 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 [2024-11-22 22:20:48,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:48,613 INFO L225 Difference]: With dead ends: 670 [2024-11-22 22:20:48,613 INFO L226 Difference]: Without dead ends: 604 [2024-11-22 22:20:48,613 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:20:48,616 INFO L432 NwaCegarLoop]: 472 mSDtfsCounter, 524 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:48,616 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [524 Valid, 473 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:20:48,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2024-11-22 22:20:48,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 604. [2024-11-22 22:20:48,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 538 states have (on average 1.245353159851301) internal successors, (670), 603 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:48,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 670 transitions. [2024-11-22 22:20:48,627 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 670 transitions. Word has length 15 [2024-11-22 22:20:48,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:48,627 INFO L471 AbstractCegarLoop]: Abstraction has 604 states and 670 transitions. [2024-11-22 22:20:48,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 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) [2024-11-22 22:20:48,628 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 670 transitions. [2024-11-22 22:20:48,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-22 22:20:48,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:48,629 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:48,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 22:20:48,629 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr399ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:48,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:48,630 INFO L85 PathProgramCache]: Analyzing trace with hash 988283928, now seen corresponding path program 1 times [2024-11-22 22:20:48,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:48,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961973303] [2024-11-22 22:20:48,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:48,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:48,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:48,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961973303] [2024-11-22 22:20:48,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961973303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:48,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:48,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:20:48,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530049068] [2024-11-22 22:20:48,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:48,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:20:48,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:48,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:20:48,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:20:48,688 INFO L87 Difference]: Start difference. First operand 604 states and 670 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:48,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:48,997 INFO L93 Difference]: Finished difference Result 1189 states and 1320 transitions. [2024-11-22 22:20:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:20:48,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-22 22:20:48,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:49,005 INFO L225 Difference]: With dead ends: 1189 [2024-11-22 22:20:49,006 INFO L226 Difference]: Without dead ends: 1123 [2024-11-22 22:20:49,007 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:20:49,009 INFO L432 NwaCegarLoop]: 537 mSDtfsCounter, 523 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 993 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:49,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [523 Valid, 993 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:20:49,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2024-11-22 22:20:49,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 1123. [2024-11-22 22:20:49,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1123 states, 1058 states have (on average 1.1852551984877127) internal successors, (1254), 1122 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:49,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1254 transitions. [2024-11-22 22:20:49,035 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1254 transitions. Word has length 16 [2024-11-22 22:20:49,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:49,039 INFO L471 AbstractCegarLoop]: Abstraction has 1123 states and 1254 transitions. [2024-11-22 22:20:49,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:49,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1254 transitions. [2024-11-22 22:20:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-22 22:20:49,040 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:49,040 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] [2024-11-22 22:20:49,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 22:20:49,040 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr395ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:49,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:49,040 INFO L85 PathProgramCache]: Analyzing trace with hash -939170387, now seen corresponding path program 1 times [2024-11-22 22:20:49,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:49,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493067885] [2024-11-22 22:20:49,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:49,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:49,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:49,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:49,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493067885] [2024-11-22 22:20:49,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493067885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:49,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:49,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 22:20:49,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903113538] [2024-11-22 22:20:49,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:49,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:20:49,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:49,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:20:49,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:20:49,115 INFO L87 Difference]: Start difference. First operand 1123 states and 1254 transitions. Second operand has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:49,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:49,582 INFO L93 Difference]: Finished difference Result 1699 states and 1894 transitions. [2024-11-22 22:20:49,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 22:20:49,582 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 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 22 [2024-11-22 22:20:49,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:49,587 INFO L225 Difference]: With dead ends: 1699 [2024-11-22 22:20:49,588 INFO L226 Difference]: Without dead ends: 1634 [2024-11-22 22:20:49,589 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 [2024-11-22 22:20:49,590 INFO L432 NwaCegarLoop]: 536 mSDtfsCounter, 1556 mSDsluCounter, 904 mSDsCounter, 0 mSdLazyCounter, 456 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1556 SdHoareTripleChecker+Valid, 1440 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:49,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1556 Valid, 1440 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:20:49,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1634 states. [2024-11-22 22:20:49,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1634 to 1634. [2024-11-22 22:20:49,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1634 states, 1570 states have (on average 1.1649681528662421) internal successors, (1829), 1633 states have internal predecessors, (1829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:49,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1634 states and 1829 transitions. [2024-11-22 22:20:49,619 INFO L78 Accepts]: Start accepts. Automaton has 1634 states and 1829 transitions. Word has length 22 [2024-11-22 22:20:49,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:49,619 INFO L471 AbstractCegarLoop]: Abstraction has 1634 states and 1829 transitions. [2024-11-22 22:20:49,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 1829 transitions. [2024-11-22 22:20:49,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-22 22:20:49,621 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:49,621 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] [2024-11-22 22:20:49,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-22 22:20:49,622 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr391ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:49,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:49,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1676481867, now seen corresponding path program 1 times [2024-11-22 22:20:49,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:49,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609078241] [2024-11-22 22:20:49,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:49,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:49,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:49,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:49,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609078241] [2024-11-22 22:20:49,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609078241] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:49,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:49,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-22 22:20:49,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627154563] [2024-11-22 22:20:49,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:49,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 22:20:49,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:49,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 22:20:49,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:20:49,711 INFO L87 Difference]: Start difference. First operand 1634 states and 1829 transitions. Second operand has 5 states, 4 states have (on average 7.0) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:50,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:50,321 INFO L93 Difference]: Finished difference Result 2201 states and 2459 transitions. [2024-11-22 22:20:50,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 22:20:50,321 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.0) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 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 28 [2024-11-22 22:20:50,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:50,327 INFO L225 Difference]: With dead ends: 2201 [2024-11-22 22:20:50,327 INFO L226 Difference]: Without dead ends: 2137 [2024-11-22 22:20:50,327 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 [2024-11-22 22:20:50,328 INFO L432 NwaCegarLoop]: 535 mSDtfsCounter, 2063 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 645 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2063 SdHoareTripleChecker+Valid, 1881 SdHoareTripleChecker+Invalid, 837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:50,328 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2063 Valid, 1881 Invalid, 837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 645 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:20:50,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2137 states. [2024-11-22 22:20:50,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2137 to 2137. [2024-11-22 22:20:50,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2137 states, 2074 states have (on average 1.1547733847637416) internal successors, (2395), 2136 states have internal predecessors, (2395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:50,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 2137 states and 2395 transitions. [2024-11-22 22:20:50,359 INFO L78 Accepts]: Start accepts. Automaton has 2137 states and 2395 transitions. Word has length 28 [2024-11-22 22:20:50,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:50,360 INFO L471 AbstractCegarLoop]: Abstraction has 2137 states and 2395 transitions. [2024-11-22 22:20:50,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.0) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:50,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2395 transitions. [2024-11-22 22:20:50,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-22 22:20:50,361 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:50,361 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] [2024-11-22 22:20:50,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-22 22:20:50,362 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr387ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:50,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:50,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1363454002, now seen corresponding path program 1 times [2024-11-22 22:20:50,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:50,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042302730] [2024-11-22 22:20:50,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:50,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:50,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:50,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042302730] [2024-11-22 22:20:50,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042302730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:50,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:50,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 22:20:50,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307704438] [2024-11-22 22:20:50,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:50,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 22:20:50,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:50,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 22:20:50,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:20:50,427 INFO L87 Difference]: Start difference. First operand 2137 states and 2395 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:51,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:51,176 INFO L93 Difference]: Finished difference Result 3711 states and 4158 transitions. [2024-11-22 22:20:51,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 22:20:51,176 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 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 34 [2024-11-22 22:20:51,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:51,182 INFO L225 Difference]: With dead ends: 3711 [2024-11-22 22:20:51,182 INFO L226 Difference]: Without dead ends: 2108 [2024-11-22 22:20:51,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:20:51,186 INFO L432 NwaCegarLoop]: 649 mSDtfsCounter, 2 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 1392 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 1392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:51,187 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1228 Invalid, 1392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1392 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-22 22:20:51,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2108 states. [2024-11-22 22:20:51,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2108 to 2108. [2024-11-22 22:20:51,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2108 states, 2046 states have (on average 1.1544477028347997) internal successors, (2362), 2107 states have internal predecessors, (2362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:51,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 2108 states and 2362 transitions. [2024-11-22 22:20:51,222 INFO L78 Accepts]: Start accepts. Automaton has 2108 states and 2362 transitions. Word has length 34 [2024-11-22 22:20:51,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:51,223 INFO L471 AbstractCegarLoop]: Abstraction has 2108 states and 2362 transitions. [2024-11-22 22:20:51,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:51,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2362 transitions. [2024-11-22 22:20:51,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-22 22:20:51,226 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:51,226 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:51,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-22 22:20:51,226 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr383ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:51,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:51,227 INFO L85 PathProgramCache]: Analyzing trace with hash -2120664069, now seen corresponding path program 1 times [2024-11-22 22:20:51,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:51,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987102209] [2024-11-22 22:20:51,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:51,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:51,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:51,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987102209] [2024-11-22 22:20:51,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987102209] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:51,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:51,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-22 22:20:51,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554471132] [2024-11-22 22:20:51,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:51,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 22:20:51,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:51,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 22:20:51,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-22 22:20:51,332 INFO L87 Difference]: Start difference. First operand 2108 states and 2362 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:51,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:51,756 INFO L93 Difference]: Finished difference Result 3657 states and 4097 transitions. [2024-11-22 22:20:51,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 22:20:51,757 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 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 38 [2024-11-22 22:20:51,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:51,762 INFO L225 Difference]: With dead ends: 3657 [2024-11-22 22:20:51,762 INFO L226 Difference]: Without dead ends: 2079 [2024-11-22 22:20:51,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-22 22:20:51,766 INFO L432 NwaCegarLoop]: 639 mSDtfsCounter, 2 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 829 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:51,767 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 829 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:20:51,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2079 states. [2024-11-22 22:20:51,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2079 to 2079. [2024-11-22 22:20:51,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2079 states, 2018 states have (on average 1.1541129831516352) internal successors, (2329), 2078 states have internal predecessors, (2329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:51,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 2079 states and 2329 transitions. [2024-11-22 22:20:51,805 INFO L78 Accepts]: Start accepts. Automaton has 2079 states and 2329 transitions. Word has length 38 [2024-11-22 22:20:51,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:51,805 INFO L471 AbstractCegarLoop]: Abstraction has 2079 states and 2329 transitions. [2024-11-22 22:20:51,805 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:51,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2329 transitions. [2024-11-22 22:20:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-22 22:20:51,808 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:51,809 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:51,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-22 22:20:51,809 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr379ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:51,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:51,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1806065660, now seen corresponding path program 1 times [2024-11-22 22:20:51,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:51,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118444037] [2024-11-22 22:20:51,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:51,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:51,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:51,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118444037] [2024-11-22 22:20:51,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118444037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:51,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:51,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-22 22:20:51,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986936201] [2024-11-22 22:20:51,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:51,883 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-22 22:20:51,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:51,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-22 22:20:51,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-22 22:20:51,883 INFO L87 Difference]: Start difference. First operand 2079 states and 2329 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:52,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:52,305 INFO L93 Difference]: Finished difference Result 3603 states and 4036 transitions. [2024-11-22 22:20:52,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-22 22:20:52,305 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 0 states have call successors, (0), 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 42 [2024-11-22 22:20:52,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:52,309 INFO L225 Difference]: With dead ends: 3603 [2024-11-22 22:20:52,309 INFO L226 Difference]: Without dead ends: 2050 [2024-11-22 22:20:52,311 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-22 22:20:52,311 INFO L432 NwaCegarLoop]: 629 mSDtfsCounter, 2 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 924 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1003 SdHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:52,311 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1003 Invalid, 924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 924 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:20:52,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2050 states. [2024-11-22 22:20:52,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2050 to 2050. [2024-11-22 22:20:52,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2050 states, 1990 states have (on average 1.1537688442211056) internal successors, (2296), 2049 states have internal predecessors, (2296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 2050 states and 2296 transitions. [2024-11-22 22:20:52,336 INFO L78 Accepts]: Start accepts. Automaton has 2050 states and 2296 transitions. Word has length 42 [2024-11-22 22:20:52,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:52,336 INFO L471 AbstractCegarLoop]: Abstraction has 2050 states and 2296 transitions. [2024-11-22 22:20:52,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2296 transitions. [2024-11-22 22:20:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-22 22:20:52,337 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:52,337 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:52,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-22 22:20:52,338 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr375ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:52,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:52,339 INFO L85 PathProgramCache]: Analyzing trace with hash -761023411, now seen corresponding path program 1 times [2024-11-22 22:20:52,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:52,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139285178] [2024-11-22 22:20:52,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:52,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:52,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:52,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:52,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139285178] [2024-11-22 22:20:52,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139285178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:52,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:52,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-22 22:20:52,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659849951] [2024-11-22 22:20:52,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:52,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-22 22:20:52,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:52,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-22 22:20:52,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:20:52,442 INFO L87 Difference]: Start difference. First operand 2050 states and 2296 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:52,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:52,879 INFO L93 Difference]: Finished difference Result 3549 states and 3975 transitions. [2024-11-22 22:20:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-22 22:20:52,879 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2024-11-22 22:20:52,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:52,883 INFO L225 Difference]: With dead ends: 3549 [2024-11-22 22:20:52,883 INFO L226 Difference]: Without dead ends: 2021 [2024-11-22 22:20:52,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:20:52,885 INFO L432 NwaCegarLoop]: 619 mSDtfsCounter, 2 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 922 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 987 SdHoareTripleChecker+Invalid, 922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:52,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 987 Invalid, 922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 922 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:20:52,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2021 states. [2024-11-22 22:20:52,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2021 to 2021. [2024-11-22 22:20:52,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2021 states, 1962 states have (on average 1.153414882772681) internal successors, (2263), 2020 states have internal predecessors, (2263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:52,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 2021 states and 2263 transitions. [2024-11-22 22:20:52,907 INFO L78 Accepts]: Start accepts. Automaton has 2021 states and 2263 transitions. Word has length 46 [2024-11-22 22:20:52,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:52,908 INFO L471 AbstractCegarLoop]: Abstraction has 2021 states and 2263 transitions. [2024-11-22 22:20:52,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:52,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2263 transitions. [2024-11-22 22:20:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-22 22:20:52,909 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:52,909 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:52,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-22 22:20:52,909 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr371ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:52,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:52,910 INFO L85 PathProgramCache]: Analyzing trace with hash 61167830, now seen corresponding path program 1 times [2024-11-22 22:20:52,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:52,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779239314] [2024-11-22 22:20:52,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:52,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:53,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:53,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:53,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779239314] [2024-11-22 22:20:53,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779239314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:53,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:53,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-22 22:20:53,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892893256] [2024-11-22 22:20:53,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:53,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-22 22:20:53,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:53,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-22 22:20:53,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-11-22 22:20:53,021 INFO L87 Difference]: Start difference. First operand 2021 states and 2263 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:53,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:53,692 INFO L93 Difference]: Finished difference Result 3495 states and 3914 transitions. [2024-11-22 22:20:53,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-22 22:20:53,696 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 0 states have call successors, (0), 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 50 [2024-11-22 22:20:53,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:53,701 INFO L225 Difference]: With dead ends: 3495 [2024-11-22 22:20:53,701 INFO L226 Difference]: Without dead ends: 1992 [2024-11-22 22:20:53,703 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-11-22 22:20:53,704 INFO L432 NwaCegarLoop]: 609 mSDtfsCounter, 2 mSDsluCounter, 543 mSDsCounter, 0 mSdLazyCounter, 1364 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1152 SdHoareTripleChecker+Invalid, 1364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:53,704 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1152 Invalid, 1364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1364 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:20:53,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1992 states. [2024-11-22 22:20:53,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1992 to 1992. [2024-11-22 22:20:53,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1992 states, 1934 states have (on average 1.1530506721820062) internal successors, (2230), 1991 states have internal predecessors, (2230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:53,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1992 states and 2230 transitions. [2024-11-22 22:20:53,731 INFO L78 Accepts]: Start accepts. Automaton has 1992 states and 2230 transitions. Word has length 50 [2024-11-22 22:20:53,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:53,732 INFO L471 AbstractCegarLoop]: Abstraction has 1992 states and 2230 transitions. [2024-11-22 22:20:53,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:53,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2230 transitions. [2024-11-22 22:20:53,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-22 22:20:53,733 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:53,733 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:53,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-22 22:20:53,734 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr367ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:53,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:53,734 INFO L85 PathProgramCache]: Analyzing trace with hash -459510369, now seen corresponding path program 1 times [2024-11-22 22:20:53,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:53,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447318883] [2024-11-22 22:20:53,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:53,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:53,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:53,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:53,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447318883] [2024-11-22 22:20:53,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447318883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:53,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:53,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-22 22:20:53,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806911859] [2024-11-22 22:20:53,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:53,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-22 22:20:53,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:53,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-22 22:20:53,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-22 22:20:53,856 INFO L87 Difference]: Start difference. First operand 1992 states and 2230 transitions. Second operand has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:54,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:54,376 INFO L93 Difference]: Finished difference Result 3441 states and 3853 transitions. [2024-11-22 22:20:54,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-22 22:20:54,376 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 0 states have call successors, (0), 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 54 [2024-11-22 22:20:54,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:54,380 INFO L225 Difference]: With dead ends: 3441 [2024-11-22 22:20:54,380 INFO L226 Difference]: Without dead ends: 1963 [2024-11-22 22:20:54,381 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-22 22:20:54,382 INFO L432 NwaCegarLoop]: 599 mSDtfsCounter, 2 mSDsluCounter, 534 mSDsCounter, 0 mSdLazyCounter, 1339 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1133 SdHoareTripleChecker+Invalid, 1339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:54,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1133 Invalid, 1339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1339 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:20:54,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1963 states. [2024-11-22 22:20:54,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1963 to 1963. [2024-11-22 22:20:54,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1963 states, 1906 states have (on average 1.152675760755509) internal successors, (2197), 1962 states have internal predecessors, (2197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:54,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1963 states and 2197 transitions. [2024-11-22 22:20:54,403 INFO L78 Accepts]: Start accepts. Automaton has 1963 states and 2197 transitions. Word has length 54 [2024-11-22 22:20:54,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:54,404 INFO L471 AbstractCegarLoop]: Abstraction has 1963 states and 2197 transitions. [2024-11-22 22:20:54,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:54,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2197 transitions. [2024-11-22 22:20:54,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-22 22:20:54,405 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:54,405 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:54,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-22 22:20:54,405 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr363ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:54,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:54,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1596534104, now seen corresponding path program 1 times [2024-11-22 22:20:54,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:54,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822982155] [2024-11-22 22:20:54,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:54,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:54,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:54,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:54,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822982155] [2024-11-22 22:20:54,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822982155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:54,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:54,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-22 22:20:54,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604807352] [2024-11-22 22:20:54,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:54,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-22 22:20:54,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:54,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-22 22:20:54,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2024-11-22 22:20:54,546 INFO L87 Difference]: Start difference. First operand 1963 states and 2197 transitions. Second operand has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 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) [2024-11-22 22:20:55,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:55,233 INFO L93 Difference]: Finished difference Result 3387 states and 3792 transitions. [2024-11-22 22:20:55,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-22 22:20:55,233 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 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 58 [2024-11-22 22:20:55,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:55,237 INFO L225 Difference]: With dead ends: 3387 [2024-11-22 22:20:55,237 INFO L226 Difference]: Without dead ends: 1934 [2024-11-22 22:20:55,239 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2024-11-22 22:20:55,239 INFO L432 NwaCegarLoop]: 589 mSDtfsCounter, 2 mSDsluCounter, 700 mSDsCounter, 0 mSdLazyCounter, 1748 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1289 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:55,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1289 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1748 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-22 22:20:55,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1934 states. [2024-11-22 22:20:55,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1934 to 1934. [2024-11-22 22:20:55,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1934 states, 1878 states have (on average 1.1522896698615548) internal successors, (2164), 1933 states have internal predecessors, (2164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1934 states and 2164 transitions. [2024-11-22 22:20:55,285 INFO L78 Accepts]: Start accepts. Automaton has 1934 states and 2164 transitions. Word has length 58 [2024-11-22 22:20:55,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:55,285 INFO L471 AbstractCegarLoop]: Abstraction has 1934 states and 2164 transitions. [2024-11-22 22:20:55,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 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) [2024-11-22 22:20:55,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2164 transitions. [2024-11-22 22:20:55,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-22 22:20:55,286 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:55,287 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:55,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-22 22:20:55,287 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr359ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:55,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:55,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1236428785, now seen corresponding path program 1 times [2024-11-22 22:20:55,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:55,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134734467] [2024-11-22 22:20:55,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:55,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:55,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:55,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:55,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134734467] [2024-11-22 22:20:55,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134734467] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:55,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:55,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-22 22:20:55,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018274394] [2024-11-22 22:20:55,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:55,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-22 22:20:55,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:55,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-22 22:20:55,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2024-11-22 22:20:55,465 INFO L87 Difference]: Start difference. First operand 1934 states and 2164 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:56,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:56,026 INFO L93 Difference]: Finished difference Result 3333 states and 3731 transitions. [2024-11-22 22:20:56,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-22 22:20:56,026 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 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 [2024-11-22 22:20:56,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:56,030 INFO L225 Difference]: With dead ends: 3333 [2024-11-22 22:20:56,030 INFO L226 Difference]: Without dead ends: 1905 [2024-11-22 22:20:56,031 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2024-11-22 22:20:56,032 INFO L432 NwaCegarLoop]: 579 mSDtfsCounter, 2 mSDsluCounter, 516 mSDsCounter, 0 mSdLazyCounter, 1325 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 1325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:56,032 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1095 Invalid, 1325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1325 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:20:56,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1905 states. [2024-11-22 22:20:56,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1905 to 1905. [2024-11-22 22:20:56,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1905 states, 1850 states have (on average 1.151891891891892) internal successors, (2131), 1904 states have internal predecessors, (2131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1905 states and 2131 transitions. [2024-11-22 22:20:56,055 INFO L78 Accepts]: Start accepts. Automaton has 1905 states and 2131 transitions. Word has length 62 [2024-11-22 22:20:56,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:56,056 INFO L471 AbstractCegarLoop]: Abstraction has 1905 states and 2131 transitions. [2024-11-22 22:20:56,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:56,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2131 transitions. [2024-11-22 22:20:56,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-22 22:20:56,056 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:56,057 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:56,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-22 22:20:56,057 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr355ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:56,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:56,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1318915450, now seen corresponding path program 1 times [2024-11-22 22:20:56,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:56,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663236674] [2024-11-22 22:20:56,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:56,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:56,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:56,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:56,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663236674] [2024-11-22 22:20:56,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663236674] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:56,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:56,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-22 22:20:56,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054148052] [2024-11-22 22:20:56,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:56,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-22 22:20:56,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:56,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-22 22:20:56,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-22 22:20:56,221 INFO L87 Difference]: Start difference. First operand 1905 states and 2131 transitions. Second operand has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 13 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:56,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:56,860 INFO L93 Difference]: Finished difference Result 3279 states and 3670 transitions. [2024-11-22 22:20:56,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-22 22:20:56,860 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 13 states have internal predecessors, (66), 0 states have call successors, (0), 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 [2024-11-22 22:20:56,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:56,864 INFO L225 Difference]: With dead ends: 3279 [2024-11-22 22:20:56,864 INFO L226 Difference]: Without dead ends: 1876 [2024-11-22 22:20:56,865 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-22 22:20:56,865 INFO L432 NwaCegarLoop]: 569 mSDtfsCounter, 2 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1076 SdHoareTripleChecker+Invalid, 1316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:56,865 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1076 Invalid, 1316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1316 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:20:56,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1876 states. [2024-11-22 22:20:56,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1876 to 1876. [2024-11-22 22:20:56,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1876 states, 1822 states have (on average 1.1514818880351263) internal successors, (2098), 1875 states have internal predecessors, (2098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1876 states and 2098 transitions. [2024-11-22 22:20:56,883 INFO L78 Accepts]: Start accepts. Automaton has 1876 states and 2098 transitions. Word has length 66 [2024-11-22 22:20:56,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:56,884 INFO L471 AbstractCegarLoop]: Abstraction has 1876 states and 2098 transitions. [2024-11-22 22:20:56,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 13 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:56,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2098 transitions. [2024-11-22 22:20:56,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-22 22:20:56,885 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:56,885 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:56,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-22 22:20:56,885 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr351ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:56,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:56,886 INFO L85 PathProgramCache]: Analyzing trace with hash -183196861, now seen corresponding path program 1 times [2024-11-22 22:20:56,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:56,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586132748] [2024-11-22 22:20:56,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:56,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:57,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:57,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:57,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586132748] [2024-11-22 22:20:57,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586132748] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:57,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:57,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-22 22:20:57,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246442566] [2024-11-22 22:20:57,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:57,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-22 22:20:57,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:57,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-22 22:20:57,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-11-22 22:20:57,070 INFO L87 Difference]: Start difference. First operand 1876 states and 2098 transitions. Second operand has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:57,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:57,589 INFO L93 Difference]: Finished difference Result 3225 states and 3609 transitions. [2024-11-22 22:20:57,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-22 22:20:57,589 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 0 states have call successors, (0), 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 [2024-11-22 22:20:57,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:57,594 INFO L225 Difference]: With dead ends: 3225 [2024-11-22 22:20:57,594 INFO L226 Difference]: Without dead ends: 1847 [2024-11-22 22:20:57,596 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-11-22 22:20:57,596 INFO L432 NwaCegarLoop]: 559 mSDtfsCounter, 2 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 1335 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1057 SdHoareTripleChecker+Invalid, 1335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:57,596 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1057 Invalid, 1335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1335 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:20:57,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1847 states. [2024-11-22 22:20:57,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1847 to 1847. [2024-11-22 22:20:57,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1847 states, 1794 states have (on average 1.1510590858416945) internal successors, (2065), 1846 states have internal predecessors, (2065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:57,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1847 states and 2065 transitions. [2024-11-22 22:20:57,614 INFO L78 Accepts]: Start accepts. Automaton has 1847 states and 2065 transitions. Word has length 70 [2024-11-22 22:20:57,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:57,615 INFO L471 AbstractCegarLoop]: Abstraction has 1847 states and 2065 transitions. [2024-11-22 22:20:57,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:57,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2065 transitions. [2024-11-22 22:20:57,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-22 22:20:57,616 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:57,616 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:57,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-22 22:20:57,616 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr347ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:57,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:57,616 INFO L85 PathProgramCache]: Analyzing trace with hash -794359476, now seen corresponding path program 1 times [2024-11-22 22:20:57,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:57,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076913473] [2024-11-22 22:20:57,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:57,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:57,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:57,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:57,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076913473] [2024-11-22 22:20:57,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076913473] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:57,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:57,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-22 22:20:57,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965776121] [2024-11-22 22:20:57,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:57,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-22 22:20:57,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:57,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-22 22:20:57,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2024-11-22 22:20:57,816 INFO L87 Difference]: Start difference. First operand 1847 states and 2065 transitions. Second operand has 15 states, 15 states have (on average 4.933333333333334) internal successors, (74), 15 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:58,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:58,545 INFO L93 Difference]: Finished difference Result 3171 states and 3548 transitions. [2024-11-22 22:20:58,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-22 22:20:58,545 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.933333333333334) internal successors, (74), 15 states have internal predecessors, (74), 0 states have call successors, (0), 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 74 [2024-11-22 22:20:58,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:58,550 INFO L225 Difference]: With dead ends: 3171 [2024-11-22 22:20:58,550 INFO L226 Difference]: Without dead ends: 1818 [2024-11-22 22:20:58,551 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2024-11-22 22:20:58,552 INFO L432 NwaCegarLoop]: 549 mSDtfsCounter, 2 mSDsluCounter, 815 mSDsCounter, 0 mSdLazyCounter, 2122 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1364 SdHoareTripleChecker+Invalid, 2122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:58,552 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1364 Invalid, 2122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2122 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-22 22:20:58,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1818 states. [2024-11-22 22:20:58,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1818 to 1818. [2024-11-22 22:20:58,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1818 states, 1766 states have (on average 1.1506228765571913) internal successors, (2032), 1817 states have internal predecessors, (2032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:58,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1818 states and 2032 transitions. [2024-11-22 22:20:58,570 INFO L78 Accepts]: Start accepts. Automaton has 1818 states and 2032 transitions. Word has length 74 [2024-11-22 22:20:58,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:58,570 INFO L471 AbstractCegarLoop]: Abstraction has 1818 states and 2032 transitions. [2024-11-22 22:20:58,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.933333333333334) internal successors, (74), 15 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:58,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2032 transitions. [2024-11-22 22:20:58,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-22 22:20:58,571 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:58,571 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:58,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-22 22:20:58,571 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr343ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:58,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:58,572 INFO L85 PathProgramCache]: Analyzing trace with hash 988946325, now seen corresponding path program 1 times [2024-11-22 22:20:58,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:58,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173968363] [2024-11-22 22:20:58,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:58,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:58,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:58,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:58,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173968363] [2024-11-22 22:20:58,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173968363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:58,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:58,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-22 22:20:58,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618308491] [2024-11-22 22:20:58,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:58,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-22 22:20:58,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:58,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-22 22:20:58,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2024-11-22 22:20:58,808 INFO L87 Difference]: Start difference. First operand 1818 states and 2032 transitions. Second operand has 16 states, 16 states have (on average 4.875) internal successors, (78), 16 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:59,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:20:59,722 INFO L93 Difference]: Finished difference Result 3117 states and 3487 transitions. [2024-11-22 22:20:59,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-22 22:20:59,723 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.875) internal successors, (78), 16 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2024-11-22 22:20:59,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:20:59,725 INFO L225 Difference]: With dead ends: 3117 [2024-11-22 22:20:59,725 INFO L226 Difference]: Without dead ends: 1789 [2024-11-22 22:20:59,729 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2024-11-22 22:20:59,729 INFO L432 NwaCegarLoop]: 539 mSDtfsCounter, 2 mSDsluCounter, 1120 mSDsCounter, 0 mSdLazyCounter, 2873 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1659 SdHoareTripleChecker+Invalid, 2873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-22 22:20:59,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1659 Invalid, 2873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2873 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-22 22:20:59,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1789 states. [2024-11-22 22:20:59,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1789 to 1789. [2024-11-22 22:20:59,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1789 states, 1738 states have (on average 1.1501726121979285) internal successors, (1999), 1788 states have internal predecessors, (1999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:59,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1789 states and 1999 transitions. [2024-11-22 22:20:59,745 INFO L78 Accepts]: Start accepts. Automaton has 1789 states and 1999 transitions. Word has length 78 [2024-11-22 22:20:59,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:20:59,745 INFO L471 AbstractCegarLoop]: Abstraction has 1789 states and 1999 transitions. [2024-11-22 22:20:59,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.875) internal successors, (78), 16 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:20:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 1999 transitions. [2024-11-22 22:20:59,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-22 22:20:59,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:20:59,746 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:20:59,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-22 22:20:59,746 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr339ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:20:59,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:20:59,747 INFO L85 PathProgramCache]: Analyzing trace with hash -878459362, now seen corresponding path program 1 times [2024-11-22 22:20:59,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:20:59,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557495216] [2024-11-22 22:20:59,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:20:59,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:20:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:20:59,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:20:59,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:20:59,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557495216] [2024-11-22 22:20:59,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557495216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:20:59,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:20:59,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-22 22:20:59,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918450555] [2024-11-22 22:20:59,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:20:59,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-22 22:20:59,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:20:59,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-22 22:20:59,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2024-11-22 22:20:59,966 INFO L87 Difference]: Start difference. First operand 1789 states and 1999 transitions. Second operand has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 17 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:00,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:00,676 INFO L93 Difference]: Finished difference Result 3063 states and 3426 transitions. [2024-11-22 22:21:00,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-22 22:21:00,677 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 17 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-11-22 22:21:00,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:00,680 INFO L225 Difference]: With dead ends: 3063 [2024-11-22 22:21:00,680 INFO L226 Difference]: Without dead ends: 1760 [2024-11-22 22:21:00,681 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2024-11-22 22:21:00,682 INFO L432 NwaCegarLoop]: 529 mSDtfsCounter, 2 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 2092 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1314 SdHoareTripleChecker+Invalid, 2092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:00,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1314 Invalid, 2092 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2092 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-22 22:21:00,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1760 states. [2024-11-22 22:21:00,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1760 to 1760. [2024-11-22 22:21:00,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1760 states, 1710 states have (on average 1.1497076023391812) internal successors, (1966), 1759 states have internal predecessors, (1966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:00,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1760 states and 1966 transitions. [2024-11-22 22:21:00,699 INFO L78 Accepts]: Start accepts. Automaton has 1760 states and 1966 transitions. Word has length 82 [2024-11-22 22:21:00,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:00,699 INFO L471 AbstractCegarLoop]: Abstraction has 1760 states and 1966 transitions. [2024-11-22 22:21:00,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 17 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:00,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 1966 transitions. [2024-11-22 22:21:00,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-22 22:21:00,700 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:00,700 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:00,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-22 22:21:00,700 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr335ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:00,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:00,701 INFO L85 PathProgramCache]: Analyzing trace with hash -797319961, now seen corresponding path program 1 times [2024-11-22 22:21:00,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:00,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744481122] [2024-11-22 22:21:00,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:00,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:00,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:00,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:00,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744481122] [2024-11-22 22:21:00,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744481122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:00,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:00,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-22 22:21:00,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798624725] [2024-11-22 22:21:00,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:00,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-22 22:21:00,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:00,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-22 22:21:00,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2024-11-22 22:21:00,930 INFO L87 Difference]: Start difference. First operand 1760 states and 1966 transitions. Second operand has 18 states, 18 states have (on average 4.777777777777778) internal successors, (86), 18 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:01,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:01,572 INFO L93 Difference]: Finished difference Result 3009 states and 3365 transitions. [2024-11-22 22:21:01,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-22 22:21:01,572 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.777777777777778) internal successors, (86), 18 states have internal predecessors, (86), 0 states have call successors, (0), 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 [2024-11-22 22:21:01,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:01,574 INFO L225 Difference]: With dead ends: 3009 [2024-11-22 22:21:01,574 INFO L226 Difference]: Without dead ends: 1731 [2024-11-22 22:21:01,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2024-11-22 22:21:01,576 INFO L432 NwaCegarLoop]: 519 mSDtfsCounter, 2 mSDsluCounter, 616 mSDsCounter, 0 mSdLazyCounter, 1704 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1135 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:01,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1135 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1704 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:01,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1731 states. [2024-11-22 22:21:01,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1731 to 1731. [2024-11-22 22:21:01,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1731 states, 1682 states have (on average 1.1492271105826397) internal successors, (1933), 1730 states have internal predecessors, (1933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:01,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1731 states and 1933 transitions. [2024-11-22 22:21:01,586 INFO L78 Accepts]: Start accepts. Automaton has 1731 states and 1933 transitions. Word has length 86 [2024-11-22 22:21:01,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:01,586 INFO L471 AbstractCegarLoop]: Abstraction has 1731 states and 1933 transitions. [2024-11-22 22:21:01,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.777777777777778) internal successors, (86), 18 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:01,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 1933 transitions. [2024-11-22 22:21:01,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-22 22:21:01,587 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:01,587 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:01,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-22 22:21:01,587 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr331ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:01,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:01,587 INFO L85 PathProgramCache]: Analyzing trace with hash -985512976, now seen corresponding path program 1 times [2024-11-22 22:21:01,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:01,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336405500] [2024-11-22 22:21:01,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:01,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:01,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:01,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:01,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336405500] [2024-11-22 22:21:01,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336405500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:01,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:01,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-22 22:21:01,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543793541] [2024-11-22 22:21:01,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:01,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-22 22:21:01,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:01,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-22 22:21:01,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-22 22:21:01,856 INFO L87 Difference]: Start difference. First operand 1731 states and 1933 transitions. Second operand has 19 states, 19 states have (on average 4.7368421052631575) internal successors, (90), 19 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:02,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:02,697 INFO L93 Difference]: Finished difference Result 2955 states and 3304 transitions. [2024-11-22 22:21:02,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-22 22:21:02,698 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 4.7368421052631575) internal successors, (90), 19 states have internal predecessors, (90), 0 states have call successors, (0), 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 90 [2024-11-22 22:21:02,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:02,699 INFO L225 Difference]: With dead ends: 2955 [2024-11-22 22:21:02,700 INFO L226 Difference]: Without dead ends: 1702 [2024-11-22 22:21:02,700 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-22 22:21:02,701 INFO L432 NwaCegarLoop]: 509 mSDtfsCounter, 2 mSDsluCounter, 906 mSDsCounter, 0 mSdLazyCounter, 2428 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1415 SdHoareTripleChecker+Invalid, 2428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:02,701 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1415 Invalid, 2428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2428 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-22 22:21:02,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1702 states. [2024-11-22 22:21:02,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1702 to 1702. [2024-11-22 22:21:02,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1702 states, 1654 states have (on average 1.1487303506650544) internal successors, (1900), 1701 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:02,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1702 states and 1900 transitions. [2024-11-22 22:21:02,714 INFO L78 Accepts]: Start accepts. Automaton has 1702 states and 1900 transitions. Word has length 90 [2024-11-22 22:21:02,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:02,715 INFO L471 AbstractCegarLoop]: Abstraction has 1702 states and 1900 transitions. [2024-11-22 22:21:02,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.7368421052631575) internal successors, (90), 19 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:02,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 1900 transitions. [2024-11-22 22:21:02,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-22 22:21:02,716 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:02,716 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:02,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-22 22:21:02,716 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr327ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:02,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:02,717 INFO L85 PathProgramCache]: Analyzing trace with hash -874849479, now seen corresponding path program 1 times [2024-11-22 22:21:02,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:02,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739672364] [2024-11-22 22:21:02,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:02,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:02,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:02,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:02,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739672364] [2024-11-22 22:21:02,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739672364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:02,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:02,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2024-11-22 22:21:02,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735904641] [2024-11-22 22:21:02,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:02,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-22 22:21:02,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:02,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-22 22:21:02,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2024-11-22 22:21:02,994 INFO L87 Difference]: Start difference. First operand 1702 states and 1900 transitions. Second operand has 20 states, 20 states have (on average 4.7) internal successors, (94), 20 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:03,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:03,498 INFO L93 Difference]: Finished difference Result 2901 states and 3243 transitions. [2024-11-22 22:21:03,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-22 22:21:03,500 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 4.7) internal successors, (94), 20 states have internal predecessors, (94), 0 states have call successors, (0), 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 94 [2024-11-22 22:21:03,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:03,502 INFO L225 Difference]: With dead ends: 2901 [2024-11-22 22:21:03,502 INFO L226 Difference]: Without dead ends: 1673 [2024-11-22 22:21:03,502 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2024-11-22 22:21:03,503 INFO L432 NwaCegarLoop]: 499 mSDtfsCounter, 2 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 1301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:03,503 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 943 Invalid, 1301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:21:03,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1673 states. [2024-11-22 22:21:03,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1673 to 1673. [2024-11-22 22:21:03,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1673 states, 1626 states have (on average 1.1482164821648218) internal successors, (1867), 1672 states have internal predecessors, (1867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:03,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1673 states and 1867 transitions. [2024-11-22 22:21:03,515 INFO L78 Accepts]: Start accepts. Automaton has 1673 states and 1867 transitions. Word has length 94 [2024-11-22 22:21:03,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:03,515 INFO L471 AbstractCegarLoop]: Abstraction has 1673 states and 1867 transitions. [2024-11-22 22:21:03,515 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 4.7) internal successors, (94), 20 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:03,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1867 transitions. [2024-11-22 22:21:03,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-22 22:21:03,516 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:03,517 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:03,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-22 22:21:03,517 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr323ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:03,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:03,517 INFO L85 PathProgramCache]: Analyzing trace with hash 607224514, now seen corresponding path program 1 times [2024-11-22 22:21:03,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:03,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46928957] [2024-11-22 22:21:03,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:03,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:03,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:03,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:03,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46928957] [2024-11-22 22:21:03,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46928957] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:03,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:03,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2024-11-22 22:21:03,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488276464] [2024-11-22 22:21:03,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:03,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-22 22:21:03,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:03,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-22 22:21:03,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=210, Unknown=0, NotChecked=0, Total=420 [2024-11-22 22:21:03,827 INFO L87 Difference]: Start difference. First operand 1673 states and 1867 transitions. Second operand has 21 states, 21 states have (on average 4.666666666666667) internal successors, (98), 21 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:04,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:04,498 INFO L93 Difference]: Finished difference Result 2847 states and 3182 transitions. [2024-11-22 22:21:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-22 22:21:04,499 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 4.666666666666667) internal successors, (98), 21 states have internal predecessors, (98), 0 states have call successors, (0), 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 98 [2024-11-22 22:21:04,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:04,500 INFO L225 Difference]: With dead ends: 2847 [2024-11-22 22:21:04,500 INFO L226 Difference]: Without dead ends: 1644 [2024-11-22 22:21:04,501 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=210, Invalid=210, Unknown=0, NotChecked=0, Total=420 [2024-11-22 22:21:04,502 INFO L432 NwaCegarLoop]: 489 mSDtfsCounter, 2 mSDsluCounter, 725 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1214 SdHoareTripleChecker+Invalid, 1968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:04,502 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1214 Invalid, 1968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1968 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:04,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644 states. [2024-11-22 22:21:04,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644 to 1644. [2024-11-22 22:21:04,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1644 states, 1598 states have (on average 1.1476846057571966) internal successors, (1834), 1643 states have internal predecessors, (1834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:04,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1644 states and 1834 transitions. [2024-11-22 22:21:04,516 INFO L78 Accepts]: Start accepts. Automaton has 1644 states and 1834 transitions. Word has length 98 [2024-11-22 22:21:04,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:04,516 INFO L471 AbstractCegarLoop]: Abstraction has 1644 states and 1834 transitions. [2024-11-22 22:21:04,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.666666666666667) internal successors, (98), 21 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:04,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 1834 transitions. [2024-11-22 22:21:04,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-22 22:21:04,517 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:04,517 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:04,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-22 22:21:04,518 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr319ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:04,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:04,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1539040629, now seen corresponding path program 1 times [2024-11-22 22:21:04,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:04,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372013190] [2024-11-22 22:21:04,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:04,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:04,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:04,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:04,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:04,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372013190] [2024-11-22 22:21:04,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372013190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:04,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:04,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2024-11-22 22:21:04,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132549036] [2024-11-22 22:21:04,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:04,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-22 22:21:04,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:04,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-22 22:21:04,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=231, Unknown=0, NotChecked=0, Total=462 [2024-11-22 22:21:04,909 INFO L87 Difference]: Start difference. First operand 1644 states and 1834 transitions. Second operand has 22 states, 22 states have (on average 4.636363636363637) internal successors, (102), 22 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:05,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:05,634 INFO L93 Difference]: Finished difference Result 2793 states and 3121 transitions. [2024-11-22 22:21:05,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-22 22:21:05,634 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.636363636363637) internal successors, (102), 22 states have internal predecessors, (102), 0 states have call successors, (0), 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 102 [2024-11-22 22:21:05,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:05,636 INFO L225 Difference]: With dead ends: 2793 [2024-11-22 22:21:05,636 INFO L226 Difference]: Without dead ends: 1615 [2024-11-22 22:21:05,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=231, Invalid=231, Unknown=0, NotChecked=0, Total=462 [2024-11-22 22:21:05,637 INFO L432 NwaCegarLoop]: 479 mSDtfsCounter, 2 mSDsluCounter, 568 mSDsCounter, 0 mSdLazyCounter, 1632 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1047 SdHoareTripleChecker+Invalid, 1632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:05,638 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1047 Invalid, 1632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1632 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-22 22:21:05,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1615 states. [2024-11-22 22:21:05,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1615 to 1615. [2024-11-22 22:21:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1615 states, 1570 states have (on average 1.1471337579617835) internal successors, (1801), 1614 states have internal predecessors, (1801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:05,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1615 states and 1801 transitions. [2024-11-22 22:21:05,652 INFO L78 Accepts]: Start accepts. Automaton has 1615 states and 1801 transitions. Word has length 102 [2024-11-22 22:21:05,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:05,653 INFO L471 AbstractCegarLoop]: Abstraction has 1615 states and 1801 transitions. [2024-11-22 22:21:05,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.636363636363637) internal successors, (102), 22 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:05,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 1801 transitions. [2024-11-22 22:21:05,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-22 22:21:05,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:05,654 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:05,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-22 22:21:05,654 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr315ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:05,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:05,655 INFO L85 PathProgramCache]: Analyzing trace with hash 807436948, now seen corresponding path program 1 times [2024-11-22 22:21:05,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:05,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990444296] [2024-11-22 22:21:05,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:05,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:06,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:06,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990444296] [2024-11-22 22:21:06,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990444296] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:06,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:06,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2024-11-22 22:21:06,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658815926] [2024-11-22 22:21:06,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:06,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-22 22:21:06,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:06,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-22 22:21:06,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=253, Unknown=0, NotChecked=0, Total=506 [2024-11-22 22:21:06,046 INFO L87 Difference]: Start difference. First operand 1615 states and 1801 transitions. Second operand has 23 states, 23 states have (on average 4.608695652173913) internal successors, (106), 23 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:06,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:06,840 INFO L93 Difference]: Finished difference Result 2739 states and 3060 transitions. [2024-11-22 22:21:06,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-22 22:21:06,840 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.608695652173913) internal successors, (106), 23 states have internal predecessors, (106), 0 states have call successors, (0), 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 106 [2024-11-22 22:21:06,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:06,842 INFO L225 Difference]: With dead ends: 2739 [2024-11-22 22:21:06,842 INFO L226 Difference]: Without dead ends: 1586 [2024-11-22 22:21:06,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=253, Invalid=253, Unknown=0, NotChecked=0, Total=506 [2024-11-22 22:21:06,843 INFO L432 NwaCegarLoop]: 469 mSDtfsCounter, 2 mSDsluCounter, 834 mSDsCounter, 0 mSdLazyCounter, 2312 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1303 SdHoareTripleChecker+Invalid, 2312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:06,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1303 Invalid, 2312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2312 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-22 22:21:06,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2024-11-22 22:21:06,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1586. [2024-11-22 22:21:06,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1586 states, 1542 states have (on average 1.146562905317769) internal successors, (1768), 1585 states have internal predecessors, (1768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:06,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1586 states and 1768 transitions. [2024-11-22 22:21:06,853 INFO L78 Accepts]: Start accepts. Automaton has 1586 states and 1768 transitions. Word has length 106 [2024-11-22 22:21:06,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:06,853 INFO L471 AbstractCegarLoop]: Abstraction has 1586 states and 1768 transitions. [2024-11-22 22:21:06,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.608695652173913) internal successors, (106), 23 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:06,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 1768 transitions. [2024-11-22 22:21:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-22 22:21:06,854 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:06,854 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:06,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-22 22:21:06,854 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr311ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:06,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:06,854 INFO L85 PathProgramCache]: Analyzing trace with hash 837065437, now seen corresponding path program 1 times [2024-11-22 22:21:06,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:06,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150852639] [2024-11-22 22:21:06,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:06,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:07,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:07,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150852639] [2024-11-22 22:21:07,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150852639] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:07,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:07,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-11-22 22:21:07,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402375119] [2024-11-22 22:21:07,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:07,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-22 22:21:07,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:07,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-22 22:21:07,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2024-11-22 22:21:07,225 INFO L87 Difference]: Start difference. First operand 1586 states and 1768 transitions. Second operand has 24 states, 24 states have (on average 4.583333333333333) internal successors, (110), 24 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:07,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:07,926 INFO L93 Difference]: Finished difference Result 2685 states and 2999 transitions. [2024-11-22 22:21:07,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-22 22:21:07,926 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.583333333333333) internal successors, (110), 24 states have internal predecessors, (110), 0 states have call successors, (0), 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 110 [2024-11-22 22:21:07,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:07,928 INFO L225 Difference]: With dead ends: 2685 [2024-11-22 22:21:07,928 INFO L226 Difference]: Without dead ends: 1557 [2024-11-22 22:21:07,929 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2024-11-22 22:21:07,930 INFO L432 NwaCegarLoop]: 459 mSDtfsCounter, 2 mSDsluCounter, 544 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1003 SdHoareTripleChecker+Invalid, 1616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:07,930 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1003 Invalid, 1616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-22 22:21:07,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1557 states. [2024-11-22 22:21:07,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1557 to 1557. [2024-11-22 22:21:07,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1557 states, 1514 states have (on average 1.1459709379128138) internal successors, (1735), 1556 states have internal predecessors, (1735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:07,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1557 states and 1735 transitions. [2024-11-22 22:21:07,943 INFO L78 Accepts]: Start accepts. Automaton has 1557 states and 1735 transitions. Word has length 110 [2024-11-22 22:21:07,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:07,943 INFO L471 AbstractCegarLoop]: Abstraction has 1557 states and 1735 transitions. [2024-11-22 22:21:07,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.583333333333333) internal successors, (110), 24 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:07,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1735 transitions. [2024-11-22 22:21:07,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-22 22:21:07,945 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:07,945 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:07,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-22 22:21:07,945 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr307ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:07,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:07,946 INFO L85 PathProgramCache]: Analyzing trace with hash 297681766, now seen corresponding path program 1 times [2024-11-22 22:21:07,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:07,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115401439] [2024-11-22 22:21:07,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:07,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:08,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:08,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115401439] [2024-11-22 22:21:08,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115401439] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:08,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:08,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-22 22:21:08,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822612807] [2024-11-22 22:21:08,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:08,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-22 22:21:08,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:08,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-22 22:21:08,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2024-11-22 22:21:08,406 INFO L87 Difference]: Start difference. First operand 1557 states and 1735 transitions. Second operand has 25 states, 25 states have (on average 4.56) internal successors, (114), 25 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:09,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:09,063 INFO L93 Difference]: Finished difference Result 2631 states and 2938 transitions. [2024-11-22 22:21:09,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-22 22:21:09,063 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.56) internal successors, (114), 25 states have internal predecessors, (114), 0 states have call successors, (0), 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 114 [2024-11-22 22:21:09,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:09,065 INFO L225 Difference]: With dead ends: 2631 [2024-11-22 22:21:09,065 INFO L226 Difference]: Without dead ends: 1528 [2024-11-22 22:21:09,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2024-11-22 22:21:09,067 INFO L432 NwaCegarLoop]: 449 mSDtfsCounter, 2 mSDsluCounter, 665 mSDsCounter, 0 mSdLazyCounter, 1932 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1114 SdHoareTripleChecker+Invalid, 1932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1932 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:09,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1114 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1932 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:09,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1528 states. [2024-11-22 22:21:09,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1528 to 1528. [2024-11-22 22:21:09,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1528 states, 1486 states have (on average 1.14535666218035) internal successors, (1702), 1527 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:09,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1528 states and 1702 transitions. [2024-11-22 22:21:09,081 INFO L78 Accepts]: Start accepts. Automaton has 1528 states and 1702 transitions. Word has length 114 [2024-11-22 22:21:09,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:09,081 INFO L471 AbstractCegarLoop]: Abstraction has 1528 states and 1702 transitions. [2024-11-22 22:21:09,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.56) internal successors, (114), 25 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:09,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1702 transitions. [2024-11-22 22:21:09,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-22 22:21:09,082 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:09,082 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:09,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-22 22:21:09,083 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr303ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:09,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:09,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1377084369, now seen corresponding path program 1 times [2024-11-22 22:21:09,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:09,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646560832] [2024-11-22 22:21:09,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:09,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:09,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:09,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:09,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646560832] [2024-11-22 22:21:09,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646560832] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:09,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:09,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-22 22:21:09,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986778783] [2024-11-22 22:21:09,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:09,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-22 22:21:09,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:09,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-22 22:21:09,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=325, Invalid=325, Unknown=0, NotChecked=0, Total=650 [2024-11-22 22:21:09,546 INFO L87 Difference]: Start difference. First operand 1528 states and 1702 transitions. Second operand has 26 states, 26 states have (on average 4.538461538461538) internal successors, (118), 26 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:10,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:10,299 INFO L93 Difference]: Finished difference Result 2577 states and 2877 transitions. [2024-11-22 22:21:10,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-22 22:21:10,301 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 4.538461538461538) internal successors, (118), 26 states have internal predecessors, (118), 0 states have call successors, (0), 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 118 [2024-11-22 22:21:10,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:10,304 INFO L225 Difference]: With dead ends: 2577 [2024-11-22 22:21:10,304 INFO L226 Difference]: Without dead ends: 1499 [2024-11-22 22:21:10,305 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=325, Invalid=325, Unknown=0, NotChecked=0, Total=650 [2024-11-22 22:21:10,306 INFO L432 NwaCegarLoop]: 439 mSDtfsCounter, 2 mSDsluCounter, 780 mSDsCounter, 0 mSdLazyCounter, 2266 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1219 SdHoareTripleChecker+Invalid, 2266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:10,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1219 Invalid, 2266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2266 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-22 22:21:10,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1499 states. [2024-11-22 22:21:10,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1499 to 1499. [2024-11-22 22:21:10,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1499 states, 1458 states have (on average 1.1447187928669411) internal successors, (1669), 1498 states have internal predecessors, (1669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:10,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1499 states and 1669 transitions. [2024-11-22 22:21:10,320 INFO L78 Accepts]: Start accepts. Automaton has 1499 states and 1669 transitions. Word has length 118 [2024-11-22 22:21:10,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:10,320 INFO L471 AbstractCegarLoop]: Abstraction has 1499 states and 1669 transitions. [2024-11-22 22:21:10,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.538461538461538) internal successors, (118), 26 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:10,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1669 transitions. [2024-11-22 22:21:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-22 22:21:10,321 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:10,322 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:10,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-22 22:21:10,322 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr299ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:10,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:10,322 INFO L85 PathProgramCache]: Analyzing trace with hash -759577288, now seen corresponding path program 1 times [2024-11-22 22:21:10,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:10,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442482436] [2024-11-22 22:21:10,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:10,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:10,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:10,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:10,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442482436] [2024-11-22 22:21:10,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442482436] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:10,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:10,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-22 22:21:10,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618779533] [2024-11-22 22:21:10,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:10,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-22 22:21:10,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:10,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-22 22:21:10,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=351, Unknown=0, NotChecked=0, Total=702 [2024-11-22 22:21:10,801 INFO L87 Difference]: Start difference. First operand 1499 states and 1669 transitions. Second operand has 27 states, 27 states have (on average 4.518518518518518) internal successors, (122), 27 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:11,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:11,378 INFO L93 Difference]: Finished difference Result 2523 states and 2816 transitions. [2024-11-22 22:21:11,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-22 22:21:11,378 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.518518518518518) internal successors, (122), 27 states have internal predecessors, (122), 0 states have call successors, (0), 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 122 [2024-11-22 22:21:11,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:11,380 INFO L225 Difference]: With dead ends: 2523 [2024-11-22 22:21:11,380 INFO L226 Difference]: Without dead ends: 1470 [2024-11-22 22:21:11,381 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=351, Invalid=351, Unknown=0, NotChecked=0, Total=702 [2024-11-22 22:21:11,382 INFO L432 NwaCegarLoop]: 429 mSDtfsCounter, 2 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 1246 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 810 SdHoareTripleChecker+Invalid, 1246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:11,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 810 Invalid, 1246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1246 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:21:11,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1470 states. [2024-11-22 22:21:11,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1470 to 1470. [2024-11-22 22:21:11,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1470 states, 1430 states have (on average 1.1440559440559441) internal successors, (1636), 1469 states have internal predecessors, (1636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:11,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1470 states and 1636 transitions. [2024-11-22 22:21:11,393 INFO L78 Accepts]: Start accepts. Automaton has 1470 states and 1636 transitions. Word has length 122 [2024-11-22 22:21:11,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:11,393 INFO L471 AbstractCegarLoop]: Abstraction has 1470 states and 1636 transitions. [2024-11-22 22:21:11,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.518518518518518) internal successors, (122), 27 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:11,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1636 transitions. [2024-11-22 22:21:11,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-22 22:21:11,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:11,395 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:11,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-22 22:21:11,395 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr295ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:11,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:11,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1299751295, now seen corresponding path program 1 times [2024-11-22 22:21:11,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:11,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161748892] [2024-11-22 22:21:11,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:11,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:11,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:11,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161748892] [2024-11-22 22:21:11,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161748892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:11,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:11,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-22 22:21:11,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584660901] [2024-11-22 22:21:11,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:11,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-22 22:21:11,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:11,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-22 22:21:11,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=378, Invalid=378, Unknown=0, NotChecked=0, Total=756 [2024-11-22 22:21:11,836 INFO L87 Difference]: Start difference. First operand 1470 states and 1636 transitions. Second operand has 28 states, 28 states have (on average 4.5) internal successors, (126), 28 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:12,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:12,488 INFO L93 Difference]: Finished difference Result 2469 states and 2755 transitions. [2024-11-22 22:21:12,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-22 22:21:12,489 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.5) internal successors, (126), 28 states have internal predecessors, (126), 0 states have call successors, (0), 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 126 [2024-11-22 22:21:12,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:12,491 INFO L225 Difference]: With dead ends: 2469 [2024-11-22 22:21:12,491 INFO L226 Difference]: Without dead ends: 1441 [2024-11-22 22:21:12,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=378, Invalid=378, Unknown=0, NotChecked=0, Total=756 [2024-11-22 22:21:12,493 INFO L432 NwaCegarLoop]: 419 mSDtfsCounter, 2 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 1879 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1039 SdHoareTripleChecker+Invalid, 1879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:12,493 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1039 Invalid, 1879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1879 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:12,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1441 states. [2024-11-22 22:21:12,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1441 to 1441. [2024-11-22 22:21:12,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1441 states, 1402 states have (on average 1.1433666191155492) internal successors, (1603), 1440 states have internal predecessors, (1603), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:12,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1441 states and 1603 transitions. [2024-11-22 22:21:12,505 INFO L78 Accepts]: Start accepts. Automaton has 1441 states and 1603 transitions. Word has length 126 [2024-11-22 22:21:12,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:12,506 INFO L471 AbstractCegarLoop]: Abstraction has 1441 states and 1603 transitions. [2024-11-22 22:21:12,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 4.5) internal successors, (126), 28 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:12,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1603 transitions. [2024-11-22 22:21:12,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-22 22:21:12,507 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:12,507 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:12,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-22 22:21:12,508 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr291ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:12,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:12,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1572997130, now seen corresponding path program 1 times [2024-11-22 22:21:12,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:12,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878610672] [2024-11-22 22:21:12,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:12,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:12,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:12,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:12,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:12,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878610672] [2024-11-22 22:21:12,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878610672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:12,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:12,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-11-22 22:21:12,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148385541] [2024-11-22 22:21:12,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:12,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-22 22:21:12,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:12,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-22 22:21:12,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=406, Invalid=406, Unknown=0, NotChecked=0, Total=812 [2024-11-22 22:21:12,977 INFO L87 Difference]: Start difference. First operand 1441 states and 1603 transitions. Second operand has 29 states, 29 states have (on average 4.482758620689655) internal successors, (130), 29 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:13,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:13,733 INFO L93 Difference]: Finished difference Result 2415 states and 2694 transitions. [2024-11-22 22:21:13,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-22 22:21:13,734 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 4.482758620689655) internal successors, (130), 29 states have internal predecessors, (130), 0 states have call successors, (0), 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 130 [2024-11-22 22:21:13,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:13,736 INFO L225 Difference]: With dead ends: 2415 [2024-11-22 22:21:13,736 INFO L226 Difference]: Without dead ends: 1412 [2024-11-22 22:21:13,737 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=406, Invalid=406, Unknown=0, NotChecked=0, Total=812 [2024-11-22 22:21:13,737 INFO L432 NwaCegarLoop]: 409 mSDtfsCounter, 2 mSDsluCounter, 726 mSDsCounter, 0 mSdLazyCounter, 2212 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1135 SdHoareTripleChecker+Invalid, 2212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:13,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1135 Invalid, 2212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2212 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-22 22:21:13,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2024-11-22 22:21:13,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1412. [2024-11-22 22:21:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 1374 states have (on average 1.1426491994177583) internal successors, (1570), 1411 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:13,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 1570 transitions. [2024-11-22 22:21:13,745 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 1570 transitions. Word has length 130 [2024-11-22 22:21:13,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:13,745 INFO L471 AbstractCegarLoop]: Abstraction has 1412 states and 1570 transitions. [2024-11-22 22:21:13,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.482758620689655) internal successors, (130), 29 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:13,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1570 transitions. [2024-11-22 22:21:13,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-22 22:21:13,747 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:13,747 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:13,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-22 22:21:13,747 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr287ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:13,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:13,747 INFO L85 PathProgramCache]: Analyzing trace with hash 988258771, now seen corresponding path program 1 times [2024-11-22 22:21:13,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:13,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193402151] [2024-11-22 22:21:13,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:13,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:14,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:14,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193402151] [2024-11-22 22:21:14,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193402151] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:14,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:14,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2024-11-22 22:21:14,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181429593] [2024-11-22 22:21:14,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:14,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-22 22:21:14,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:14,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-22 22:21:14,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=435, Invalid=435, Unknown=0, NotChecked=0, Total=870 [2024-11-22 22:21:14,355 INFO L87 Difference]: Start difference. First operand 1412 states and 1570 transitions. Second operand has 30 states, 30 states have (on average 4.466666666666667) internal successors, (134), 30 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:14,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:14,903 INFO L93 Difference]: Finished difference Result 2361 states and 2633 transitions. [2024-11-22 22:21:14,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-22 22:21:14,904 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.466666666666667) internal successors, (134), 30 states have internal predecessors, (134), 0 states have call successors, (0), 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 134 [2024-11-22 22:21:14,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:14,905 INFO L225 Difference]: With dead ends: 2361 [2024-11-22 22:21:14,905 INFO L226 Difference]: Without dead ends: 1383 [2024-11-22 22:21:14,906 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=435, Invalid=435, Unknown=0, NotChecked=0, Total=870 [2024-11-22 22:21:14,906 INFO L432 NwaCegarLoop]: 399 mSDtfsCounter, 2 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 1488 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 871 SdHoareTripleChecker+Invalid, 1488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:14,906 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 871 Invalid, 1488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1488 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:21:14,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1383 states. [2024-11-22 22:21:14,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1383 to 1383. [2024-11-22 22:21:14,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1383 states, 1346 states have (on average 1.1419019316493313) internal successors, (1537), 1382 states have internal predecessors, (1537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:14,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1383 states and 1537 transitions. [2024-11-22 22:21:14,917 INFO L78 Accepts]: Start accepts. Automaton has 1383 states and 1537 transitions. Word has length 134 [2024-11-22 22:21:14,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:14,917 INFO L471 AbstractCegarLoop]: Abstraction has 1383 states and 1537 transitions. [2024-11-22 22:21:14,917 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.466666666666667) internal successors, (134), 30 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:14,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1537 transitions. [2024-11-22 22:21:14,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-22 22:21:14,918 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:14,918 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:14,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-22 22:21:14,918 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr283ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:14,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:14,919 INFO L85 PathProgramCache]: Analyzing trace with hash 2122714076, now seen corresponding path program 1 times [2024-11-22 22:21:14,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:14,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294202003] [2024-11-22 22:21:14,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:14,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:15,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:15,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:15,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294202003] [2024-11-22 22:21:15,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294202003] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:15,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:15,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2024-11-22 22:21:15,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962235681] [2024-11-22 22:21:15,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:15,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-22 22:21:15,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:15,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-22 22:21:15,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=465, Invalid=465, Unknown=0, NotChecked=0, Total=930 [2024-11-22 22:21:15,424 INFO L87 Difference]: Start difference. First operand 1383 states and 1537 transitions. Second operand has 31 states, 31 states have (on average 4.451612903225806) internal successors, (138), 31 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:16,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:16,041 INFO L93 Difference]: Finished difference Result 2307 states and 2572 transitions. [2024-11-22 22:21:16,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-22 22:21:16,044 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 4.451612903225806) internal successors, (138), 31 states have internal predecessors, (138), 0 states have call successors, (0), 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 138 [2024-11-22 22:21:16,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:16,046 INFO L225 Difference]: With dead ends: 2307 [2024-11-22 22:21:16,046 INFO L226 Difference]: Without dead ends: 1354 [2024-11-22 22:21:16,047 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=465, Invalid=465, Unknown=0, NotChecked=0, Total=930 [2024-11-22 22:21:16,048 INFO L432 NwaCegarLoop]: 389 mSDtfsCounter, 2 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 1818 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 964 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:16,048 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 964 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1818 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:16,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2024-11-22 22:21:16,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 1354. [2024-11-22 22:21:16,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1354 states, 1318 states have (on average 1.1411229135053111) internal successors, (1504), 1353 states have internal predecessors, (1504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:16,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1354 states and 1504 transitions. [2024-11-22 22:21:16,058 INFO L78 Accepts]: Start accepts. Automaton has 1354 states and 1504 transitions. Word has length 138 [2024-11-22 22:21:16,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:16,059 INFO L471 AbstractCegarLoop]: Abstraction has 1354 states and 1504 transitions. [2024-11-22 22:21:16,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.451612903225806) internal successors, (138), 31 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:16,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1504 transitions. [2024-11-22 22:21:16,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-22 22:21:16,060 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:16,060 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:16,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-22 22:21:16,060 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr279ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:16,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:16,061 INFO L85 PathProgramCache]: Analyzing trace with hash -1556404699, now seen corresponding path program 1 times [2024-11-22 22:21:16,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:16,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209004774] [2024-11-22 22:21:16,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:16,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:16,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:16,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:16,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:16,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209004774] [2024-11-22 22:21:16,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209004774] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:16,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:16,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2024-11-22 22:21:16,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623485446] [2024-11-22 22:21:16,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:16,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-22 22:21:16,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:16,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-22 22:21:16,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=496, Invalid=496, Unknown=0, NotChecked=0, Total=992 [2024-11-22 22:21:16,585 INFO L87 Difference]: Start difference. First operand 1354 states and 1504 transitions. Second operand has 32 states, 32 states have (on average 4.4375) internal successors, (142), 32 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:17,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:17,056 INFO L93 Difference]: Finished difference Result 2253 states and 2511 transitions. [2024-11-22 22:21:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-22 22:21:17,057 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 4.4375) internal successors, (142), 32 states have internal predecessors, (142), 0 states have call successors, (0), 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 142 [2024-11-22 22:21:17,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:17,058 INFO L225 Difference]: With dead ends: 2253 [2024-11-22 22:21:17,058 INFO L226 Difference]: Without dead ends: 1325 [2024-11-22 22:21:17,059 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=496, Invalid=496, Unknown=0, NotChecked=0, Total=992 [2024-11-22 22:21:17,060 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 2 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 715 SdHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:17,060 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 715 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:21:17,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1325 states. [2024-11-22 22:21:17,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1325 to 1325. [2024-11-22 22:21:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1325 states, 1290 states have (on average 1.1403100775193797) internal successors, (1471), 1324 states have internal predecessors, (1471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1325 states and 1471 transitions. [2024-11-22 22:21:17,068 INFO L78 Accepts]: Start accepts. Automaton has 1325 states and 1471 transitions. Word has length 142 [2024-11-22 22:21:17,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:17,068 INFO L471 AbstractCegarLoop]: Abstraction has 1325 states and 1471 transitions. [2024-11-22 22:21:17,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 4.4375) internal successors, (142), 32 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1471 transitions. [2024-11-22 22:21:17,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-22 22:21:17,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:17,069 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:17,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-22 22:21:17,069 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr275ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:17,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:17,070 INFO L85 PathProgramCache]: Analyzing trace with hash -508243794, now seen corresponding path program 1 times [2024-11-22 22:21:17,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:17,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043698725] [2024-11-22 22:21:17,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:17,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:17,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:17,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:17,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043698725] [2024-11-22 22:21:17,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043698725] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:17,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:17,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2024-11-22 22:21:17,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998257036] [2024-11-22 22:21:17,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:17,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-22 22:21:17,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:17,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-22 22:21:17,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=528, Invalid=528, Unknown=0, NotChecked=0, Total=1056 [2024-11-22 22:21:17,741 INFO L87 Difference]: Start difference. First operand 1325 states and 1471 transitions. Second operand has 33 states, 33 states have (on average 4.424242424242424) internal successors, (146), 33 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:18,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:18,203 INFO L93 Difference]: Finished difference Result 2199 states and 2450 transitions. [2024-11-22 22:21:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-22 22:21:18,204 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 4.424242424242424) internal successors, (146), 33 states have internal predecessors, (146), 0 states have call successors, (0), 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 146 [2024-11-22 22:21:18,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:18,205 INFO L225 Difference]: With dead ends: 2199 [2024-11-22 22:21:18,205 INFO L226 Difference]: Without dead ends: 1296 [2024-11-22 22:21:18,206 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=528, Invalid=528, Unknown=0, NotChecked=0, Total=1056 [2024-11-22 22:21:18,206 INFO L432 NwaCegarLoop]: 369 mSDtfsCounter, 2 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 1220 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 1220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:18,207 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 696 Invalid, 1220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1220 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:21:18,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1296 states. [2024-11-22 22:21:18,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1296 to 1296. [2024-11-22 22:21:18,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1296 states, 1262 states have (on average 1.13946117274168) internal successors, (1438), 1295 states have internal predecessors, (1438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:18,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1296 states and 1438 transitions. [2024-11-22 22:21:18,215 INFO L78 Accepts]: Start accepts. Automaton has 1296 states and 1438 transitions. Word has length 146 [2024-11-22 22:21:18,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:18,216 INFO L471 AbstractCegarLoop]: Abstraction has 1296 states and 1438 transitions. [2024-11-22 22:21:18,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.424242424242424) internal successors, (146), 33 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:18,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1438 transitions. [2024-11-22 22:21:18,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-22 22:21:18,217 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:18,217 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:18,217 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-22 22:21:18,217 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr271ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:18,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:18,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1464800393, now seen corresponding path program 1 times [2024-11-22 22:21:18,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:18,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899376266] [2024-11-22 22:21:18,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:18,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:18,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:18,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:18,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899376266] [2024-11-22 22:21:18,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899376266] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:18,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:18,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-22 22:21:18,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964179083] [2024-11-22 22:21:18,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:18,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-22 22:21:18,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:18,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-22 22:21:18,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=561, Invalid=561, Unknown=0, NotChecked=0, Total=1122 [2024-11-22 22:21:18,849 INFO L87 Difference]: Start difference. First operand 1296 states and 1438 transitions. Second operand has 34 states, 34 states have (on average 4.411764705882353) internal successors, (150), 34 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:19,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:19,465 INFO L93 Difference]: Finished difference Result 2145 states and 2389 transitions. [2024-11-22 22:21:19,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-22 22:21:19,466 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 4.411764705882353) internal successors, (150), 34 states have internal predecessors, (150), 0 states have call successors, (0), 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 150 [2024-11-22 22:21:19,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:19,467 INFO L225 Difference]: With dead ends: 2145 [2024-11-22 22:21:19,467 INFO L226 Difference]: Without dead ends: 1267 [2024-11-22 22:21:19,468 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=561, Invalid=561, Unknown=0, NotChecked=0, Total=1122 [2024-11-22 22:21:19,468 INFO L432 NwaCegarLoop]: 359 mSDtfsCounter, 2 mSDsluCounter, 530 mSDsCounter, 0 mSdLazyCounter, 1793 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:19,469 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 889 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1793 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:19,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1267 states. [2024-11-22 22:21:19,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1267 to 1267. [2024-11-22 22:21:19,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1267 states, 1234 states have (on average 1.1385737439222041) internal successors, (1405), 1266 states have internal predecessors, (1405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:19,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1405 transitions. [2024-11-22 22:21:19,478 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1405 transitions. Word has length 150 [2024-11-22 22:21:19,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:19,478 INFO L471 AbstractCegarLoop]: Abstraction has 1267 states and 1405 transitions. [2024-11-22 22:21:19,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 4.411764705882353) internal successors, (150), 34 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:19,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1405 transitions. [2024-11-22 22:21:19,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-22 22:21:19,479 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:19,479 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:19,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-22 22:21:19,480 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr267ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:19,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:19,480 INFO L85 PathProgramCache]: Analyzing trace with hash 352147072, now seen corresponding path program 1 times [2024-11-22 22:21:19,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:19,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490812217] [2024-11-22 22:21:19,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:19,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:20,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:20,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490812217] [2024-11-22 22:21:20,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490812217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:20,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:20,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2024-11-22 22:21:20,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806732826] [2024-11-22 22:21:20,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:20,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-22 22:21:20,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:20,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-22 22:21:20,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=595, Invalid=595, Unknown=0, NotChecked=0, Total=1190 [2024-11-22 22:21:20,064 INFO L87 Difference]: Start difference. First operand 1267 states and 1405 transitions. Second operand has 35 states, 35 states have (on average 4.4) internal successors, (154), 35 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:20,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:20,672 INFO L93 Difference]: Finished difference Result 2091 states and 2328 transitions. [2024-11-22 22:21:20,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-22 22:21:20,673 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 4.4) internal successors, (154), 35 states have internal predecessors, (154), 0 states have call successors, (0), 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 154 [2024-11-22 22:21:20,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:20,674 INFO L225 Difference]: With dead ends: 2091 [2024-11-22 22:21:20,674 INFO L226 Difference]: Without dead ends: 1238 [2024-11-22 22:21:20,675 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=595, Invalid=595, Unknown=0, NotChecked=0, Total=1190 [2024-11-22 22:21:20,675 INFO L432 NwaCegarLoop]: 349 mSDtfsCounter, 2 mSDsluCounter, 515 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 864 SdHoareTripleChecker+Invalid, 1742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:20,675 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 864 Invalid, 1742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1742 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:20,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2024-11-22 22:21:20,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1238. [2024-11-22 22:21:20,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1238 states, 1206 states have (on average 1.1376451077943615) internal successors, (1372), 1237 states have internal predecessors, (1372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:20,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1238 states and 1372 transitions. [2024-11-22 22:21:20,684 INFO L78 Accepts]: Start accepts. Automaton has 1238 states and 1372 transitions. Word has length 154 [2024-11-22 22:21:20,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:20,684 INFO L471 AbstractCegarLoop]: Abstraction has 1238 states and 1372 transitions. [2024-11-22 22:21:20,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 4.4) internal successors, (154), 35 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:20,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1372 transitions. [2024-11-22 22:21:20,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-22 22:21:20,685 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:20,685 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:20,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-22 22:21:20,685 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr263ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:20,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:20,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1769468361, now seen corresponding path program 1 times [2024-11-22 22:21:20,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:20,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505001433] [2024-11-22 22:21:20,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:20,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:21,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:21,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:21,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505001433] [2024-11-22 22:21:21,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505001433] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:21,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:21,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2024-11-22 22:21:21,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436386159] [2024-11-22 22:21:21,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:21,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-11-22 22:21:21,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:21,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-11-22 22:21:21,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=630, Invalid=630, Unknown=0, NotChecked=0, Total=1260 [2024-11-22 22:21:21,373 INFO L87 Difference]: Start difference. First operand 1238 states and 1372 transitions. Second operand has 36 states, 36 states have (on average 4.388888888888889) internal successors, (158), 36 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:22,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:22,050 INFO L93 Difference]: Finished difference Result 2037 states and 2267 transitions. [2024-11-22 22:21:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-22 22:21:22,050 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 4.388888888888889) internal successors, (158), 36 states have internal predecessors, (158), 0 states have call successors, (0), 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 158 [2024-11-22 22:21:22,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:22,051 INFO L225 Difference]: With dead ends: 2037 [2024-11-22 22:21:22,051 INFO L226 Difference]: Without dead ends: 1209 [2024-11-22 22:21:22,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=630, Invalid=630, Unknown=0, NotChecked=0, Total=1260 [2024-11-22 22:21:22,053 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 2 mSDsluCounter, 600 mSDsCounter, 0 mSdLazyCounter, 2054 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 939 SdHoareTripleChecker+Invalid, 2054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:22,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 939 Invalid, 2054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2054 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:22,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1209 states. [2024-11-22 22:21:22,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1209 to 1209. [2024-11-22 22:21:22,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1209 states, 1178 states have (on average 1.1366723259762308) internal successors, (1339), 1208 states have internal predecessors, (1339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:22,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 1209 states and 1339 transitions. [2024-11-22 22:21:22,059 INFO L78 Accepts]: Start accepts. Automaton has 1209 states and 1339 transitions. Word has length 158 [2024-11-22 22:21:22,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:22,060 INFO L471 AbstractCegarLoop]: Abstraction has 1209 states and 1339 transitions. [2024-11-22 22:21:22,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 4.388888888888889) internal successors, (158), 36 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:22,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1339 transitions. [2024-11-22 22:21:22,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-22 22:21:22,060 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:22,060 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:22,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-22 22:21:22,061 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr259ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:22,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:22,061 INFO L85 PathProgramCache]: Analyzing trace with hash -2029085358, now seen corresponding path program 1 times [2024-11-22 22:21:22,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:22,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616081147] [2024-11-22 22:21:22,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:22,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:22,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:22,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:22,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616081147] [2024-11-22 22:21:22,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616081147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:22,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:22,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2024-11-22 22:21:22,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346927518] [2024-11-22 22:21:22,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:22,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-22 22:21:22,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:22,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-22 22:21:22,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=666, Invalid=666, Unknown=0, NotChecked=0, Total=1332 [2024-11-22 22:21:22,731 INFO L87 Difference]: Start difference. First operand 1209 states and 1339 transitions. Second operand has 37 states, 37 states have (on average 4.378378378378378) internal successors, (162), 37 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:23,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:23,278 INFO L93 Difference]: Finished difference Result 1983 states and 2206 transitions. [2024-11-22 22:21:23,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-22 22:21:23,279 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 4.378378378378378) internal successors, (162), 37 states have internal predecessors, (162), 0 states have call successors, (0), 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 162 [2024-11-22 22:21:23,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:23,280 INFO L225 Difference]: With dead ends: 1983 [2024-11-22 22:21:23,280 INFO L226 Difference]: Without dead ends: 1180 [2024-11-22 22:21:23,281 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=666, Invalid=666, Unknown=0, NotChecked=0, Total=1332 [2024-11-22 22:21:23,281 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 2 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 1496 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 1496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:23,281 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 717 Invalid, 1496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1496 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:21:23,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1180 states. [2024-11-22 22:21:23,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1180 to 1180. [2024-11-22 22:21:23,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1180 states, 1150 states have (on average 1.1356521739130434) internal successors, (1306), 1179 states have internal predecessors, (1306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:23,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1306 transitions. [2024-11-22 22:21:23,288 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 1306 transitions. Word has length 162 [2024-11-22 22:21:23,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:23,288 INFO L471 AbstractCegarLoop]: Abstraction has 1180 states and 1306 transitions. [2024-11-22 22:21:23,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 4.378378378378378) internal successors, (162), 37 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:23,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1306 transitions. [2024-11-22 22:21:23,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-22 22:21:23,289 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:23,289 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:23,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-22 22:21:23,289 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr255ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:23,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:23,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1690253595, now seen corresponding path program 1 times [2024-11-22 22:21:23,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:23,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833003460] [2024-11-22 22:21:23,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:23,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:23,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:23,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:23,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833003460] [2024-11-22 22:21:23,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833003460] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:23,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:23,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2024-11-22 22:21:23,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408028991] [2024-11-22 22:21:23,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:23,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-22 22:21:23,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:24,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-22 22:21:24,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=703, Invalid=703, Unknown=0, NotChecked=0, Total=1406 [2024-11-22 22:21:24,000 INFO L87 Difference]: Start difference. First operand 1180 states and 1306 transitions. Second operand has 38 states, 38 states have (on average 4.368421052631579) internal successors, (166), 38 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:24,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:24,517 INFO L93 Difference]: Finished difference Result 1929 states and 2145 transitions. [2024-11-22 22:21:24,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-22 22:21:24,518 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 4.368421052631579) internal successors, (166), 38 states have internal predecessors, (166), 0 states have call successors, (0), 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 166 [2024-11-22 22:21:24,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:24,519 INFO L225 Difference]: With dead ends: 1929 [2024-11-22 22:21:24,519 INFO L226 Difference]: Without dead ends: 1151 [2024-11-22 22:21:24,520 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=703, Invalid=703, Unknown=0, NotChecked=0, Total=1406 [2024-11-22 22:21:24,520 INFO L432 NwaCegarLoop]: 319 mSDtfsCounter, 2 mSDsluCounter, 376 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 695 SdHoareTripleChecker+Invalid, 1448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:24,521 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 695 Invalid, 1448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1448 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:21:24,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2024-11-22 22:21:24,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1151. [2024-11-22 22:21:24,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1151 states, 1122 states have (on average 1.1345811051693404) internal successors, (1273), 1150 states have internal predecessors, (1273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:24,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1273 transitions. [2024-11-22 22:21:24,528 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1273 transitions. Word has length 166 [2024-11-22 22:21:24,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:24,529 INFO L471 AbstractCegarLoop]: Abstraction has 1151 states and 1273 transitions. [2024-11-22 22:21:24,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 4.368421052631579) internal successors, (166), 38 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:24,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1273 transitions. [2024-11-22 22:21:24,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-22 22:21:24,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:24,530 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:24,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-22 22:21:24,530 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr251ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:24,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:24,531 INFO L85 PathProgramCache]: Analyzing trace with hash -2020104924, now seen corresponding path program 1 times [2024-11-22 22:21:24,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:24,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62931268] [2024-11-22 22:21:24,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:24,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:25,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:25,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:25,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62931268] [2024-11-22 22:21:25,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62931268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:25,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:25,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [] total 39 [2024-11-22 22:21:25,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882140014] [2024-11-22 22:21:25,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:25,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-11-22 22:21:25,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:25,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-11-22 22:21:25,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=741, Invalid=741, Unknown=0, NotChecked=0, Total=1482 [2024-11-22 22:21:25,348 INFO L87 Difference]: Start difference. First operand 1151 states and 1273 transitions. Second operand has 39 states, 39 states have (on average 4.358974358974359) internal successors, (170), 39 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:25,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:25,883 INFO L93 Difference]: Finished difference Result 1875 states and 2084 transitions. [2024-11-22 22:21:25,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-22 22:21:25,883 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 4.358974358974359) internal successors, (170), 39 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 170 [2024-11-22 22:21:25,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:25,884 INFO L225 Difference]: With dead ends: 1875 [2024-11-22 22:21:25,884 INFO L226 Difference]: Without dead ends: 1122 [2024-11-22 22:21:25,885 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=741, Invalid=741, Unknown=0, NotChecked=0, Total=1482 [2024-11-22 22:21:25,886 INFO L432 NwaCegarLoop]: 309 mSDtfsCounter, 2 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 673 SdHoareTripleChecker+Invalid, 1484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:25,886 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 673 Invalid, 1484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:21:25,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1122 states. [2024-11-22 22:21:25,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1122 to 1122. [2024-11-22 22:21:25,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1122 states, 1094 states have (on average 1.13345521023766) internal successors, (1240), 1121 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:25,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 1122 states and 1240 transitions. [2024-11-22 22:21:25,891 INFO L78 Accepts]: Start accepts. Automaton has 1122 states and 1240 transitions. Word has length 170 [2024-11-22 22:21:25,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:25,892 INFO L471 AbstractCegarLoop]: Abstraction has 1122 states and 1240 transitions. [2024-11-22 22:21:25,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 4.358974358974359) internal successors, (170), 39 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:25,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1240 transitions. [2024-11-22 22:21:25,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-22 22:21:25,893 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:25,893 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:25,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-22 22:21:25,893 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr247ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:25,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:25,893 INFO L85 PathProgramCache]: Analyzing trace with hash 2058731885, now seen corresponding path program 1 times [2024-11-22 22:21:25,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:25,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441967458] [2024-11-22 22:21:25,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:25,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:26,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:26,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441967458] [2024-11-22 22:21:26,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441967458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:26,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:26,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [40] imperfect sequences [] total 40 [2024-11-22 22:21:26,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017382705] [2024-11-22 22:21:26,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:26,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-11-22 22:21:26,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:26,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-11-22 22:21:26,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2024-11-22 22:21:26,676 INFO L87 Difference]: Start difference. First operand 1122 states and 1240 transitions. Second operand has 40 states, 40 states have (on average 4.35) internal successors, (174), 40 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:27,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:27,329 INFO L93 Difference]: Finished difference Result 1821 states and 2023 transitions. [2024-11-22 22:21:27,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-22 22:21:27,330 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 4.35) internal successors, (174), 40 states have internal predecessors, (174), 0 states have call successors, (0), 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 174 [2024-11-22 22:21:27,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:27,331 INFO L225 Difference]: With dead ends: 1821 [2024-11-22 22:21:27,331 INFO L226 Difference]: Without dead ends: 1093 [2024-11-22 22:21:27,332 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2024-11-22 22:21:27,332 INFO L432 NwaCegarLoop]: 299 mSDtfsCounter, 2 mSDsluCounter, 528 mSDsCounter, 0 mSdLazyCounter, 1930 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 827 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:27,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 827 Invalid, 1930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1930 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:27,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1093 states. [2024-11-22 22:21:27,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1093 to 1093. [2024-11-22 22:21:27,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1093 states, 1066 states have (on average 1.1322701688555348) internal successors, (1207), 1092 states have internal predecessors, (1207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:27,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 1093 states and 1207 transitions. [2024-11-22 22:21:27,341 INFO L78 Accepts]: Start accepts. Automaton has 1093 states and 1207 transitions. Word has length 174 [2024-11-22 22:21:27,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:27,342 INFO L471 AbstractCegarLoop]: Abstraction has 1093 states and 1207 transitions. [2024-11-22 22:21:27,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 4.35) internal successors, (174), 40 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:27,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1207 transitions. [2024-11-22 22:21:27,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-22 22:21:27,342 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:27,342 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:27,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-22 22:21:27,343 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr243ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:27,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:27,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1195863542, now seen corresponding path program 1 times [2024-11-22 22:21:27,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:27,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730809087] [2024-11-22 22:21:27,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:27,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:28,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:28,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:28,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730809087] [2024-11-22 22:21:28,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730809087] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:28,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:28,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2024-11-22 22:21:28,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386492112] [2024-11-22 22:21:28,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:28,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-11-22 22:21:28,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:28,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-22 22:21:28,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=820, Invalid=820, Unknown=0, NotChecked=0, Total=1640 [2024-11-22 22:21:28,138 INFO L87 Difference]: Start difference. First operand 1093 states and 1207 transitions. Second operand has 41 states, 41 states have (on average 4.341463414634147) internal successors, (178), 41 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:28,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:28,674 INFO L93 Difference]: Finished difference Result 1767 states and 1962 transitions. [2024-11-22 22:21:28,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-22 22:21:28,674 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 4.341463414634147) internal successors, (178), 41 states have internal predecessors, (178), 0 states have call successors, (0), 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 178 [2024-11-22 22:21:28,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:28,675 INFO L225 Difference]: With dead ends: 1767 [2024-11-22 22:21:28,675 INFO L226 Difference]: Without dead ends: 1064 [2024-11-22 22:21:28,676 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=820, Invalid=820, Unknown=0, NotChecked=0, Total=1640 [2024-11-22 22:21:28,676 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 2 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 1496 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 629 SdHoareTripleChecker+Invalid, 1496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:28,677 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 629 Invalid, 1496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1496 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:21:28,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2024-11-22 22:21:28,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 1064. [2024-11-22 22:21:28,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1064 states, 1038 states have (on average 1.1310211946050097) internal successors, (1174), 1063 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:28,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 1064 states and 1174 transitions. [2024-11-22 22:21:28,682 INFO L78 Accepts]: Start accepts. Automaton has 1064 states and 1174 transitions. Word has length 178 [2024-11-22 22:21:28,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:28,682 INFO L471 AbstractCegarLoop]: Abstraction has 1064 states and 1174 transitions. [2024-11-22 22:21:28,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 4.341463414634147) internal successors, (178), 41 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:28,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1174 transitions. [2024-11-22 22:21:28,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-22 22:21:28,683 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:28,684 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:28,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-22 22:21:28,684 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr239ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:28,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:28,685 INFO L85 PathProgramCache]: Analyzing trace with hash -326464833, now seen corresponding path program 1 times [2024-11-22 22:21:28,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:28,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260563460] [2024-11-22 22:21:28,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:28,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:29,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:29,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:29,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260563460] [2024-11-22 22:21:29,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260563460] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:29,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:29,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2024-11-22 22:21:29,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397261494] [2024-11-22 22:21:29,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:29,508 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-11-22 22:21:29,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:29,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-11-22 22:21:29,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=861, Invalid=861, Unknown=0, NotChecked=0, Total=1722 [2024-11-22 22:21:29,509 INFO L87 Difference]: Start difference. First operand 1064 states and 1174 transitions. Second operand has 42 states, 42 states have (on average 4.333333333333333) internal successors, (182), 42 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:29,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:29,966 INFO L93 Difference]: Finished difference Result 1713 states and 1901 transitions. [2024-11-22 22:21:29,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-22 22:21:29,967 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 4.333333333333333) internal successors, (182), 42 states have internal predecessors, (182), 0 states have call successors, (0), 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 182 [2024-11-22 22:21:29,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:29,968 INFO L225 Difference]: With dead ends: 1713 [2024-11-22 22:21:29,968 INFO L226 Difference]: Without dead ends: 1035 [2024-11-22 22:21:29,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=861, Invalid=861, Unknown=0, NotChecked=0, Total=1722 [2024-11-22 22:21:29,969 INFO L432 NwaCegarLoop]: 279 mSDtfsCounter, 2 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 1231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:29,969 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 525 Invalid, 1231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:21:29,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1035 states. [2024-11-22 22:21:29,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1035 to 1035. [2024-11-22 22:21:29,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1035 states, 1010 states have (on average 1.1297029702970296) internal successors, (1141), 1034 states have internal predecessors, (1141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:29,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 1035 states and 1141 transitions. [2024-11-22 22:21:29,976 INFO L78 Accepts]: Start accepts. Automaton has 1035 states and 1141 transitions. Word has length 182 [2024-11-22 22:21:29,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:29,976 INFO L471 AbstractCegarLoop]: Abstraction has 1035 states and 1141 transitions. [2024-11-22 22:21:29,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 4.333333333333333) internal successors, (182), 42 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:29,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1141 transitions. [2024-11-22 22:21:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-22 22:21:29,977 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:29,977 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:29,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-22 22:21:29,978 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr235ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:29,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:29,978 INFO L85 PathProgramCache]: Analyzing trace with hash -674433080, now seen corresponding path program 1 times [2024-11-22 22:21:29,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:29,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77620747] [2024-11-22 22:21:29,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:29,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:30,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:30,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:30,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77620747] [2024-11-22 22:21:30,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77620747] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:30,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:30,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [43] imperfect sequences [] total 43 [2024-11-22 22:21:30,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550781425] [2024-11-22 22:21:30,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:30,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-11-22 22:21:30,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:30,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-11-22 22:21:30,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=903, Invalid=903, Unknown=0, NotChecked=0, Total=1806 [2024-11-22 22:21:30,766 INFO L87 Difference]: Start difference. First operand 1035 states and 1141 transitions. Second operand has 43 states, 43 states have (on average 4.325581395348837) internal successors, (186), 43 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:31,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:31,310 INFO L93 Difference]: Finished difference Result 1659 states and 1840 transitions. [2024-11-22 22:21:31,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-22 22:21:31,311 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 4.325581395348837) internal successors, (186), 43 states have internal predecessors, (186), 0 states have call successors, (0), 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 186 [2024-11-22 22:21:31,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:31,312 INFO L225 Difference]: With dead ends: 1659 [2024-11-22 22:21:31,312 INFO L226 Difference]: Without dead ends: 1006 [2024-11-22 22:21:31,313 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=903, Invalid=903, Unknown=0, NotChecked=0, Total=1806 [2024-11-22 22:21:31,313 INFO L432 NwaCegarLoop]: 269 mSDtfsCounter, 2 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 1492 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 1492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:31,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 585 Invalid, 1492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1492 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:21:31,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1006 states. [2024-11-22 22:21:31,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1006 to 1006. [2024-11-22 22:21:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 982 states have (on average 1.1283095723014256) internal successors, (1108), 1005 states have internal predecessors, (1108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:31,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1108 transitions. [2024-11-22 22:21:31,320 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1108 transitions. Word has length 186 [2024-11-22 22:21:31,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:31,320 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1108 transitions. [2024-11-22 22:21:31,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 4.325581395348837) internal successors, (186), 43 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:31,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1108 transitions. [2024-11-22 22:21:31,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-22 22:21:31,321 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:31,321 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:31,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-22 22:21:31,321 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr231ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:31,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:31,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1550619921, now seen corresponding path program 1 times [2024-11-22 22:21:31,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:31,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818531568] [2024-11-22 22:21:31,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:31,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:32,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:32,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:32,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818531568] [2024-11-22 22:21:32,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818531568] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:32,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:32,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [] total 44 [2024-11-22 22:21:32,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984210534] [2024-11-22 22:21:32,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:32,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-11-22 22:21:32,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:32,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-11-22 22:21:32,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=946, Invalid=946, Unknown=0, NotChecked=0, Total=1892 [2024-11-22 22:21:32,255 INFO L87 Difference]: Start difference. First operand 1006 states and 1108 transitions. Second operand has 44 states, 44 states have (on average 4.318181818181818) internal successors, (190), 44 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:32,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:32,798 INFO L93 Difference]: Finished difference Result 1605 states and 1779 transitions. [2024-11-22 22:21:32,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-22 22:21:32,798 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 4.318181818181818) internal successors, (190), 44 states have internal predecessors, (190), 0 states have call successors, (0), 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 190 [2024-11-22 22:21:32,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:32,800 INFO L225 Difference]: With dead ends: 1605 [2024-11-22 22:21:32,800 INFO L226 Difference]: Without dead ends: 977 [2024-11-22 22:21:32,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=946, Invalid=946, Unknown=0, NotChecked=0, Total=1892 [2024-11-22 22:21:32,801 INFO L432 NwaCegarLoop]: 259 mSDtfsCounter, 2 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 1547 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 1547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:32,801 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 639 Invalid, 1547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1547 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:21:32,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2024-11-22 22:21:32,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2024-11-22 22:21:32,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 977 states, 954 states have (on average 1.1268343815513626) internal successors, (1075), 976 states have internal predecessors, (1075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:32,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1075 transitions. [2024-11-22 22:21:32,806 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1075 transitions. Word has length 190 [2024-11-22 22:21:32,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:32,806 INFO L471 AbstractCegarLoop]: Abstraction has 977 states and 1075 transitions. [2024-11-22 22:21:32,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 4.318181818181818) internal successors, (190), 44 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:32,807 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1075 transitions. [2024-11-22 22:21:32,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-22 22:21:32,807 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:32,807 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:32,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-22 22:21:32,807 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr227ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:32,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:32,808 INFO L85 PathProgramCache]: Analyzing trace with hash 735527578, now seen corresponding path program 1 times [2024-11-22 22:21:32,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:32,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094825977] [2024-11-22 22:21:32,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:32,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:33,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:33,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094825977] [2024-11-22 22:21:33,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094825977] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:33,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:33,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2024-11-22 22:21:33,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653713635] [2024-11-22 22:21:33,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:33,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-11-22 22:21:33,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:33,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-11-22 22:21:33,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=990, Invalid=990, Unknown=0, NotChecked=0, Total=1980 [2024-11-22 22:21:33,769 INFO L87 Difference]: Start difference. First operand 977 states and 1075 transitions. Second operand has 45 states, 45 states have (on average 4.311111111111111) internal successors, (194), 45 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:34,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:34,166 INFO L93 Difference]: Finished difference Result 1551 states and 1718 transitions. [2024-11-22 22:21:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-22 22:21:34,166 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 4.311111111111111) internal successors, (194), 45 states have internal predecessors, (194), 0 states have call successors, (0), 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 194 [2024-11-22 22:21:34,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:34,167 INFO L225 Difference]: With dead ends: 1551 [2024-11-22 22:21:34,167 INFO L226 Difference]: Without dead ends: 948 [2024-11-22 22:21:34,168 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=990, Invalid=990, Unknown=0, NotChecked=0, Total=1980 [2024-11-22 22:21:34,168 INFO L432 NwaCegarLoop]: 249 mSDtfsCounter, 2 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 992 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 992 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:34,169 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 395 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 992 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:21:34,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 948 states. [2024-11-22 22:21:34,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 948. [2024-11-22 22:21:34,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 948 states, 926 states have (on average 1.125269978401728) internal successors, (1042), 947 states have internal predecessors, (1042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:34,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 948 states and 1042 transitions. [2024-11-22 22:21:34,174 INFO L78 Accepts]: Start accepts. Automaton has 948 states and 1042 transitions. Word has length 194 [2024-11-22 22:21:34,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:34,175 INFO L471 AbstractCegarLoop]: Abstraction has 948 states and 1042 transitions. [2024-11-22 22:21:34,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 4.311111111111111) internal successors, (194), 45 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:34,175 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1042 transitions. [2024-11-22 22:21:34,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-22 22:21:34,176 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:34,176 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:34,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-22 22:21:34,176 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr223ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:34,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:34,177 INFO L85 PathProgramCache]: Analyzing trace with hash -846536605, now seen corresponding path program 1 times [2024-11-22 22:21:34,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:34,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117588478] [2024-11-22 22:21:34,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:34,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:35,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:35,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:35,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117588478] [2024-11-22 22:21:35,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117588478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:35,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:35,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [46] imperfect sequences [] total 46 [2024-11-22 22:21:35,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454219417] [2024-11-22 22:21:35,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:35,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-11-22 22:21:35,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:35,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-11-22 22:21:35,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1035, Invalid=1035, Unknown=0, NotChecked=0, Total=2070 [2024-11-22 22:21:35,155 INFO L87 Difference]: Start difference. First operand 948 states and 1042 transitions. Second operand has 46 states, 46 states have (on average 4.304347826086956) internal successors, (198), 46 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:35,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:35,769 INFO L93 Difference]: Finished difference Result 1497 states and 1657 transitions. [2024-11-22 22:21:35,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-22 22:21:35,769 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 4.304347826086956) internal successors, (198), 46 states have internal predecessors, (198), 0 states have call successors, (0), 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 198 [2024-11-22 22:21:35,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:35,770 INFO L225 Difference]: With dead ends: 1497 [2024-11-22 22:21:35,770 INFO L226 Difference]: Without dead ends: 919 [2024-11-22 22:21:35,771 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=1035, Invalid=1035, Unknown=0, NotChecked=0, Total=2070 [2024-11-22 22:21:35,771 INFO L432 NwaCegarLoop]: 239 mSDtfsCounter, 2 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 1838 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 1838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:35,771 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 659 Invalid, 1838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1838 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:35,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2024-11-22 22:21:35,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 919. [2024-11-22 22:21:35,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 919 states, 898 states have (on average 1.123608017817372) internal successors, (1009), 918 states have internal predecessors, (1009), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:35,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1009 transitions. [2024-11-22 22:21:35,776 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1009 transitions. Word has length 198 [2024-11-22 22:21:35,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:35,776 INFO L471 AbstractCegarLoop]: Abstraction has 919 states and 1009 transitions. [2024-11-22 22:21:35,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 4.304347826086956) internal successors, (198), 46 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1009 transitions. [2024-11-22 22:21:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-22 22:21:35,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:35,777 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:35,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-22 22:21:35,778 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr219ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:35,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:35,778 INFO L85 PathProgramCache]: Analyzing trace with hash 387272300, now seen corresponding path program 1 times [2024-11-22 22:21:35,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:35,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183362749] [2024-11-22 22:21:35,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:35,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:36,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:36,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:36,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183362749] [2024-11-22 22:21:36,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183362749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:36,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:36,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2024-11-22 22:21:36,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702662602] [2024-11-22 22:21:36,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:36,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-11-22 22:21:36,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:36,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-11-22 22:21:36,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1081, Invalid=1081, Unknown=0, NotChecked=0, Total=2162 [2024-11-22 22:21:36,820 INFO L87 Difference]: Start difference. First operand 919 states and 1009 transitions. Second operand has 47 states, 47 states have (on average 4.297872340425532) internal successors, (202), 47 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:37,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:37,182 INFO L93 Difference]: Finished difference Result 1443 states and 1596 transitions. [2024-11-22 22:21:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-22 22:21:37,183 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 4.297872340425532) internal successors, (202), 47 states have internal predecessors, (202), 0 states have call successors, (0), 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 202 [2024-11-22 22:21:37,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:37,184 INFO L225 Difference]: With dead ends: 1443 [2024-11-22 22:21:37,184 INFO L226 Difference]: Without dead ends: 890 [2024-11-22 22:21:37,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=1081, Invalid=1081, Unknown=0, NotChecked=0, Total=2162 [2024-11-22 22:21:37,185 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 2 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:37,185 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 296 Invalid, 842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:37,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 890 states. [2024-11-22 22:21:37,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 890 to 890. [2024-11-22 22:21:37,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 890 states, 870 states have (on average 1.1218390804597702) internal successors, (976), 889 states have internal predecessors, (976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:37,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 890 states and 976 transitions. [2024-11-22 22:21:37,190 INFO L78 Accepts]: Start accepts. Automaton has 890 states and 976 transitions. Word has length 202 [2024-11-22 22:21:37,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:37,191 INFO L471 AbstractCegarLoop]: Abstraction has 890 states and 976 transitions. [2024-11-22 22:21:37,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 4.297872340425532) internal successors, (202), 47 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:37,191 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 976 transitions. [2024-11-22 22:21:37,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-22 22:21:37,192 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:37,192 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:37,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-22 22:21:37,192 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr215ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:37,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:37,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1542165323, now seen corresponding path program 1 times [2024-11-22 22:21:37,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:37,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148295595] [2024-11-22 22:21:37,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:37,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:38,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:38,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:38,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148295595] [2024-11-22 22:21:38,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148295595] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:38,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:38,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [48] imperfect sequences [] total 48 [2024-11-22 22:21:38,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454994449] [2024-11-22 22:21:38,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:38,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-11-22 22:21:38,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:38,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-11-22 22:21:38,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1128, Invalid=1128, Unknown=0, NotChecked=0, Total=2256 [2024-11-22 22:21:38,253 INFO L87 Difference]: Start difference. First operand 890 states and 976 transitions. Second operand has 48 states, 48 states have (on average 4.291666666666667) internal successors, (206), 48 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:38,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:38,923 INFO L93 Difference]: Finished difference Result 1389 states and 1535 transitions. [2024-11-22 22:21:38,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-22 22:21:38,923 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 4.291666666666667) internal successors, (206), 48 states have internal predecessors, (206), 0 states have call successors, (0), 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 206 [2024-11-22 22:21:38,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:38,924 INFO L225 Difference]: With dead ends: 1389 [2024-11-22 22:21:38,924 INFO L226 Difference]: Without dead ends: 861 [2024-11-22 22:21:38,925 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1128, Invalid=1128, Unknown=0, NotChecked=0, Total=2256 [2024-11-22 22:21:38,925 INFO L432 NwaCegarLoop]: 219 mSDtfsCounter, 2 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 2021 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 2021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:38,925 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 667 Invalid, 2021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2021 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:38,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2024-11-22 22:21:38,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 861. [2024-11-22 22:21:38,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 861 states, 842 states have (on average 1.1199524940617578) internal successors, (943), 860 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:38,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 943 transitions. [2024-11-22 22:21:38,930 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 943 transitions. Word has length 206 [2024-11-22 22:21:38,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:38,930 INFO L471 AbstractCegarLoop]: Abstraction has 861 states and 943 transitions. [2024-11-22 22:21:38,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 4.291666666666667) internal successors, (206), 48 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:38,930 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 943 transitions. [2024-11-22 22:21:38,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-22 22:21:38,931 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:38,931 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:38,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-22 22:21:38,931 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr211ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:38,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:38,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1312168766, now seen corresponding path program 1 times [2024-11-22 22:21:38,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:38,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986135100] [2024-11-22 22:21:38,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:38,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:39,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:39,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:39,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986135100] [2024-11-22 22:21:39,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986135100] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:39,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:39,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [49] imperfect sequences [] total 49 [2024-11-22 22:21:39,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517401822] [2024-11-22 22:21:39,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:39,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-11-22 22:21:39,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:39,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-11-22 22:21:39,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1176, Invalid=1176, Unknown=0, NotChecked=0, Total=2352 [2024-11-22 22:21:39,983 INFO L87 Difference]: Start difference. First operand 861 states and 943 transitions. Second operand has 49 states, 49 states have (on average 4.285714285714286) internal successors, (210), 49 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:40,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:40,591 INFO L93 Difference]: Finished difference Result 1335 states and 1474 transitions. [2024-11-22 22:21:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-22 22:21:40,591 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 4.285714285714286) internal successors, (210), 49 states have internal predecessors, (210), 0 states have call successors, (0), 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 210 [2024-11-22 22:21:40,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:40,592 INFO L225 Difference]: With dead ends: 1335 [2024-11-22 22:21:40,592 INFO L226 Difference]: Without dead ends: 832 [2024-11-22 22:21:40,593 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1176, Invalid=1176, Unknown=0, NotChecked=0, Total=2352 [2024-11-22 22:21:40,593 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 2 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 1820 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 1820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:40,594 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 575 Invalid, 1820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1820 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:40,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2024-11-22 22:21:40,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 832. [2024-11-22 22:21:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 832 states, 814 states have (on average 1.117936117936118) internal successors, (910), 831 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 832 states and 910 transitions. [2024-11-22 22:21:40,600 INFO L78 Accepts]: Start accepts. Automaton has 832 states and 910 transitions. Word has length 210 [2024-11-22 22:21:40,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:40,600 INFO L471 AbstractCegarLoop]: Abstraction has 832 states and 910 transitions. [2024-11-22 22:21:40,600 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 4.285714285714286) internal successors, (210), 49 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:40,601 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 910 transitions. [2024-11-22 22:21:40,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-22 22:21:40,601 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:40,602 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:40,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-22 22:21:40,602 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr207ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:40,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:40,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1523041785, now seen corresponding path program 1 times [2024-11-22 22:21:40,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:40,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058768282] [2024-11-22 22:21:40,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:40,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:41,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:41,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058768282] [2024-11-22 22:21:41,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058768282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:41,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:41,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [50] imperfect sequences [] total 50 [2024-11-22 22:21:41,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892816539] [2024-11-22 22:21:41,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:41,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-11-22 22:21:41,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:41,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-11-22 22:21:41,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1225, Invalid=1225, Unknown=0, NotChecked=0, Total=2450 [2024-11-22 22:21:41,654 INFO L87 Difference]: Start difference. First operand 832 states and 910 transitions. Second operand has 50 states, 50 states have (on average 4.28) internal successors, (214), 50 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:42,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:42,340 INFO L93 Difference]: Finished difference Result 1281 states and 1413 transitions. [2024-11-22 22:21:42,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-22 22:21:42,340 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 4.28) internal successors, (214), 50 states have internal predecessors, (214), 0 states have call successors, (0), 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 214 [2024-11-22 22:21:42,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:42,341 INFO L225 Difference]: With dead ends: 1281 [2024-11-22 22:21:42,341 INFO L226 Difference]: Without dead ends: 803 [2024-11-22 22:21:42,342 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1225, Invalid=1225, Unknown=0, NotChecked=0, Total=2450 [2024-11-22 22:21:42,342 INFO L432 NwaCegarLoop]: 199 mSDtfsCounter, 2 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 2032 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 663 SdHoareTripleChecker+Invalid, 2032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2032 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:42,342 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 663 Invalid, 2032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2032 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:42,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2024-11-22 22:21:42,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 803. [2024-11-22 22:21:42,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 803 states, 786 states have (on average 1.1157760814249365) internal successors, (877), 802 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:42,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 877 transitions. [2024-11-22 22:21:42,349 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 877 transitions. Word has length 214 [2024-11-22 22:21:42,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:42,349 INFO L471 AbstractCegarLoop]: Abstraction has 803 states and 877 transitions. [2024-11-22 22:21:42,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 4.28) internal successors, (214), 50 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:42,349 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 877 transitions. [2024-11-22 22:21:42,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-22 22:21:42,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:42,350 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:42,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-22 22:21:42,351 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr203ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:42,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:42,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1726523664, now seen corresponding path program 1 times [2024-11-22 22:21:42,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:42,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313024743] [2024-11-22 22:21:42,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:42,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:43,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:43,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:43,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313024743] [2024-11-22 22:21:43,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313024743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:43,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:43,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2024-11-22 22:21:43,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419252319] [2024-11-22 22:21:43,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:43,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-11-22 22:21:43,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:43,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-11-22 22:21:43,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1275, Invalid=1275, Unknown=0, NotChecked=0, Total=2550 [2024-11-22 22:21:43,506 INFO L87 Difference]: Start difference. First operand 803 states and 877 transitions. Second operand has 51 states, 51 states have (on average 4.2745098039215685) internal successors, (218), 51 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:44,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:44,152 INFO L93 Difference]: Finished difference Result 1227 states and 1352 transitions. [2024-11-22 22:21:44,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-22 22:21:44,153 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 4.2745098039215685) internal successors, (218), 51 states have internal predecessors, (218), 0 states have call successors, (0), 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 218 [2024-11-22 22:21:44,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:44,153 INFO L225 Difference]: With dead ends: 1227 [2024-11-22 22:21:44,154 INFO L226 Difference]: Without dead ends: 774 [2024-11-22 22:21:44,154 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1275, Invalid=1275, Unknown=0, NotChecked=0, Total=2550 [2024-11-22 22:21:44,155 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 2 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 1864 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 1864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:44,155 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 519 Invalid, 1864 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:44,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states. [2024-11-22 22:21:44,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 774. [2024-11-22 22:21:44,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 774 states, 758 states have (on average 1.1134564643799472) internal successors, (844), 773 states have internal predecessors, (844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 774 states and 844 transitions. [2024-11-22 22:21:44,160 INFO L78 Accepts]: Start accepts. Automaton has 774 states and 844 transitions. Word has length 218 [2024-11-22 22:21:44,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:44,161 INFO L471 AbstractCegarLoop]: Abstraction has 774 states and 844 transitions. [2024-11-22 22:21:44,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 4.2745098039215685) internal successors, (218), 51 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 844 transitions. [2024-11-22 22:21:44,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-22 22:21:44,161 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:44,162 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:44,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-22 22:21:44,162 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr199ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:44,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:44,162 INFO L85 PathProgramCache]: Analyzing trace with hash -148551591, now seen corresponding path program 1 times [2024-11-22 22:21:44,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:44,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081556366] [2024-11-22 22:21:44,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:44,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:45,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:45,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081556366] [2024-11-22 22:21:45,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081556366] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:45,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:45,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [52] imperfect sequences [] total 52 [2024-11-22 22:21:45,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738859125] [2024-11-22 22:21:45,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:45,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2024-11-22 22:21:45,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:45,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2024-11-22 22:21:45,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1326, Invalid=1326, Unknown=0, NotChecked=0, Total=2652 [2024-11-22 22:21:45,333 INFO L87 Difference]: Start difference. First operand 774 states and 844 transitions. Second operand has 52 states, 52 states have (on average 4.269230769230769) internal successors, (222), 52 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:45,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:45,926 INFO L93 Difference]: Finished difference Result 1173 states and 1291 transitions. [2024-11-22 22:21:45,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-11-22 22:21:45,926 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 52 states have (on average 4.269230769230769) internal successors, (222), 52 states have internal predecessors, (222), 0 states have call successors, (0), 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 222 [2024-11-22 22:21:45,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:45,927 INFO L225 Difference]: With dead ends: 1173 [2024-11-22 22:21:45,927 INFO L226 Difference]: Without dead ends: 745 [2024-11-22 22:21:45,927 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1326, Invalid=1326, Unknown=0, NotChecked=0, Total=2652 [2024-11-22 22:21:45,928 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 20 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 1672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:45,928 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 455 Invalid, 1672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 1654 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:21:45,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2024-11-22 22:21:45,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 745. [2024-11-22 22:21:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 745 states, 730 states have (on average 1.110958904109589) internal successors, (811), 744 states have internal predecessors, (811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:45,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 811 transitions. [2024-11-22 22:21:45,931 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 811 transitions. Word has length 222 [2024-11-22 22:21:45,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:45,932 INFO L471 AbstractCegarLoop]: Abstraction has 745 states and 811 transitions. [2024-11-22 22:21:45,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 4.269230769230769) internal successors, (222), 52 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 811 transitions. [2024-11-22 22:21:45,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-22 22:21:45,933 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:45,933 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:45,933 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-22 22:21:45,933 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr195ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:45,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:45,933 INFO L85 PathProgramCache]: Analyzing trace with hash -673450014, now seen corresponding path program 1 times [2024-11-22 22:21:45,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:45,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090291779] [2024-11-22 22:21:45,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:45,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:45,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:46,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:46,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:46,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090291779] [2024-11-22 22:21:46,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090291779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:46,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:46,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 22:21:46,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504892164] [2024-11-22 22:21:46,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:46,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 22:21:46,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:46,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 22:21:46,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-22 22:21:46,023 INFO L87 Difference]: Start difference. First operand 745 states and 811 transitions. Second operand has 6 states, 5 states have (on average 45.2) internal successors, (226), 6 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) [2024-11-22 22:21:46,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:46,175 INFO L93 Difference]: Finished difference Result 871 states and 951 transitions. [2024-11-22 22:21:46,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 22:21:46,175 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 45.2) internal successors, (226), 6 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) Word has length 226 [2024-11-22 22:21:46,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:46,176 INFO L225 Difference]: With dead ends: 871 [2024-11-22 22:21:46,176 INFO L226 Difference]: Without dead ends: 856 [2024-11-22 22:21:46,177 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-22 22:21:46,177 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 642 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 642 SdHoareTripleChecker+Valid, 779 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:46,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [642 Valid, 779 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 22:21:46,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2024-11-22 22:21:46,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2024-11-22 22:21:46,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 856 states, 842 states have (on average 1.1116389548693586) internal successors, (936), 855 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:46,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 936 transitions. [2024-11-22 22:21:46,181 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 936 transitions. Word has length 226 [2024-11-22 22:21:46,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:46,182 INFO L471 AbstractCegarLoop]: Abstraction has 856 states and 936 transitions. [2024-11-22 22:21:46,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 45.2) internal successors, (226), 6 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) [2024-11-22 22:21:46,182 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 936 transitions. [2024-11-22 22:21:46,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-22 22:21:46,182 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:46,183 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:46,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-22 22:21:46,183 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr191ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:46,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:46,183 INFO L85 PathProgramCache]: Analyzing trace with hash -2061441790, now seen corresponding path program 1 times [2024-11-22 22:21:46,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:46,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100270675] [2024-11-22 22:21:46,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:46,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:46,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:46,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:46,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100270675] [2024-11-22 22:21:46,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100270675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:46,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:46,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-22 22:21:46,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64796401] [2024-11-22 22:21:46,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:46,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-22 22:21:46,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:46,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-22 22:21:46,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-22 22:21:46,262 INFO L87 Difference]: Start difference. First operand 856 states and 936 transitions. Second operand has 7 states, 6 states have (on average 38.666666666666664) internal successors, (232), 7 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:46,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:46,440 INFO L93 Difference]: Finished difference Result 973 states and 1066 transitions. [2024-11-22 22:21:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-22 22:21:46,440 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 38.666666666666664) internal successors, (232), 7 states have internal predecessors, (232), 0 states have call successors, (0), 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 232 [2024-11-22 22:21:46,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:46,441 INFO L225 Difference]: With dead ends: 973 [2024-11-22 22:21:46,441 INFO L226 Difference]: Without dead ends: 959 [2024-11-22 22:21:46,441 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-22 22:21:46,442 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 1233 mSDsluCounter, 527 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 868 SdHoareTripleChecker+Invalid, 338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:46,442 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1233 Valid, 868 Invalid, 338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 22:21:46,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2024-11-22 22:21:46,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 959. [2024-11-22 22:21:46,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 946 states have (on average 1.1120507399577166) internal successors, (1052), 958 states have internal predecessors, (1052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:46,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1052 transitions. [2024-11-22 22:21:46,447 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1052 transitions. Word has length 232 [2024-11-22 22:21:46,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:46,447 INFO L471 AbstractCegarLoop]: Abstraction has 959 states and 1052 transitions. [2024-11-22 22:21:46,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 38.666666666666664) internal successors, (232), 7 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:46,447 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1052 transitions. [2024-11-22 22:21:46,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-22 22:21:46,448 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:46,448 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:46,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-22 22:21:46,448 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr187ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:46,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:46,449 INFO L85 PathProgramCache]: Analyzing trace with hash 52300779, now seen corresponding path program 1 times [2024-11-22 22:21:46,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:46,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334261742] [2024-11-22 22:21:46,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:46,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:46,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:46,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:46,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334261742] [2024-11-22 22:21:46,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334261742] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:46,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:46,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-22 22:21:46,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938681291] [2024-11-22 22:21:46,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:46,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-22 22:21:46,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:46,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-22 22:21:46,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:21:46,578 INFO L87 Difference]: Start difference. First operand 959 states and 1052 transitions. Second operand has 8 states, 7 states have (on average 34.0) internal successors, (238), 8 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:46,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:46,849 INFO L93 Difference]: Finished difference Result 1067 states and 1172 transitions. [2024-11-22 22:21:46,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-22 22:21:46,849 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 34.0) internal successors, (238), 8 states have internal predecessors, (238), 0 states have call successors, (0), 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 238 [2024-11-22 22:21:46,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:46,851 INFO L225 Difference]: With dead ends: 1067 [2024-11-22 22:21:46,851 INFO L226 Difference]: Without dead ends: 1054 [2024-11-22 22:21:46,851 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:21:46,851 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 1619 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1619 SdHoareTripleChecker+Valid, 950 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:46,852 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1619 Valid, 950 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 22:21:46,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2024-11-22 22:21:46,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1054. [2024-11-22 22:21:46,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1054 states, 1042 states have (on average 1.1122840690978886) internal successors, (1159), 1053 states have internal predecessors, (1159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:46,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 1054 states and 1159 transitions. [2024-11-22 22:21:46,860 INFO L78 Accepts]: Start accepts. Automaton has 1054 states and 1159 transitions. Word has length 238 [2024-11-22 22:21:46,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:46,860 INFO L471 AbstractCegarLoop]: Abstraction has 1054 states and 1159 transitions. [2024-11-22 22:21:46,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 34.0) internal successors, (238), 8 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1159 transitions. [2024-11-22 22:21:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-22 22:21:46,861 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:46,861 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:46,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-22 22:21:46,861 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr183ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:46,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:46,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1278660131, now seen corresponding path program 1 times [2024-11-22 22:21:46,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:46,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545141348] [2024-11-22 22:21:46,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:46,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:46,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:46,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:46,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545141348] [2024-11-22 22:21:46,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545141348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:46,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:46,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-22 22:21:46,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876211278] [2024-11-22 22:21:46,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:46,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-22 22:21:46,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:46,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-22 22:21:46,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-11-22 22:21:46,994 INFO L87 Difference]: Start difference. First operand 1054 states and 1159 transitions. Second operand has 9 states, 8 states have (on average 30.5) internal successors, (244), 9 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:47,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:47,233 INFO L93 Difference]: Finished difference Result 1153 states and 1269 transitions. [2024-11-22 22:21:47,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-22 22:21:47,234 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 30.5) internal successors, (244), 9 states have internal predecessors, (244), 0 states have call successors, (0), 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 244 [2024-11-22 22:21:47,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:47,235 INFO L225 Difference]: With dead ends: 1153 [2024-11-22 22:21:47,235 INFO L226 Difference]: Without dead ends: 1141 [2024-11-22 22:21:47,235 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-11-22 22:21:47,236 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 1708 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1708 SdHoareTripleChecker+Valid, 1027 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:47,236 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1708 Valid, 1027 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 22:21:47,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1141 states. [2024-11-22 22:21:47,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1141 to 1141. [2024-11-22 22:21:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1141 states, 1130 states have (on average 1.1123893805309735) internal successors, (1257), 1140 states have internal predecessors, (1257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:47,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 1257 transitions. [2024-11-22 22:21:47,243 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 1257 transitions. Word has length 244 [2024-11-22 22:21:47,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:47,244 INFO L471 AbstractCegarLoop]: Abstraction has 1141 states and 1257 transitions. [2024-11-22 22:21:47,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 30.5) internal successors, (244), 9 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:47,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1257 transitions. [2024-11-22 22:21:47,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-22 22:21:47,245 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:47,245 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:47,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-22 22:21:47,246 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr179ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:47,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:47,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1384066072, now seen corresponding path program 1 times [2024-11-22 22:21:47,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:47,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101697209] [2024-11-22 22:21:47,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:47,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:47,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:47,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101697209] [2024-11-22 22:21:47,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101697209] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:47,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:47,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-22 22:21:47,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122609348] [2024-11-22 22:21:47,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:47,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-22 22:21:47,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:47,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-22 22:21:47,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-22 22:21:47,372 INFO L87 Difference]: Start difference. First operand 1141 states and 1257 transitions. Second operand has 10 states, 9 states have (on average 27.77777777777778) internal successors, (250), 10 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:47,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:47,627 INFO L93 Difference]: Finished difference Result 1231 states and 1357 transitions. [2024-11-22 22:21:47,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-22 22:21:47,627 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 27.77777777777778) internal successors, (250), 10 states have internal predecessors, (250), 0 states have call successors, (0), 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 250 [2024-11-22 22:21:47,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:47,629 INFO L225 Difference]: With dead ends: 1231 [2024-11-22 22:21:47,629 INFO L226 Difference]: Without dead ends: 1220 [2024-11-22 22:21:47,629 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-22 22:21:47,629 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 1640 mSDsluCounter, 758 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1640 SdHoareTripleChecker+Valid, 1096 SdHoareTripleChecker+Invalid, 467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:47,630 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1640 Valid, 1096 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 22:21:47,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1220 states. [2024-11-22 22:21:47,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1220 to 1220. [2024-11-22 22:21:47,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1220 states, 1210 states have (on average 1.112396694214876) internal successors, (1346), 1219 states have internal predecessors, (1346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:47,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 1220 states and 1346 transitions. [2024-11-22 22:21:47,637 INFO L78 Accepts]: Start accepts. Automaton has 1220 states and 1346 transitions. Word has length 250 [2024-11-22 22:21:47,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:47,638 INFO L471 AbstractCegarLoop]: Abstraction has 1220 states and 1346 transitions. [2024-11-22 22:21:47,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 27.77777777777778) internal successors, (250), 10 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1346 transitions. [2024-11-22 22:21:47,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-22 22:21:47,639 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:47,639 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:47,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-22 22:21:47,640 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr175ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:47,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:47,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1853349852, now seen corresponding path program 1 times [2024-11-22 22:21:47,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:47,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142481156] [2024-11-22 22:21:47,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:47,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:47,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:47,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:47,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142481156] [2024-11-22 22:21:47,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142481156] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:47,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:47,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-22 22:21:47,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619461328] [2024-11-22 22:21:47,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:47,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-22 22:21:47,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:47,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-22 22:21:47,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2024-11-22 22:21:47,810 INFO L87 Difference]: Start difference. First operand 1220 states and 1346 transitions. Second operand has 11 states, 10 states have (on average 25.6) internal successors, (256), 11 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:48,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:48,139 INFO L93 Difference]: Finished difference Result 1301 states and 1436 transitions. [2024-11-22 22:21:48,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-22 22:21:48,139 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 25.6) internal successors, (256), 11 states have internal predecessors, (256), 0 states have call successors, (0), 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 256 [2024-11-22 22:21:48,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:48,141 INFO L225 Difference]: With dead ends: 1301 [2024-11-22 22:21:48,141 INFO L226 Difference]: Without dead ends: 1291 [2024-11-22 22:21:48,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2024-11-22 22:21:48,141 INFO L432 NwaCegarLoop]: 337 mSDtfsCounter, 2345 mSDsluCounter, 821 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2345 SdHoareTripleChecker+Valid, 1158 SdHoareTripleChecker+Invalid, 565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:48,141 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2345 Valid, 1158 Invalid, 565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:48,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1291 states. [2024-11-22 22:21:48,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1291 to 1291. [2024-11-22 22:21:48,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1291 states, 1282 states have (on average 1.1123244929797191) internal successors, (1426), 1290 states have internal predecessors, (1426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1291 states and 1426 transitions. [2024-11-22 22:21:48,149 INFO L78 Accepts]: Start accepts. Automaton has 1291 states and 1426 transitions. Word has length 256 [2024-11-22 22:21:48,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:48,149 INFO L471 AbstractCegarLoop]: Abstraction has 1291 states and 1426 transitions. [2024-11-22 22:21:48,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 25.6) internal successors, (256), 11 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:48,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1426 transitions. [2024-11-22 22:21:48,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-22 22:21:48,150 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:48,150 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:48,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-22 22:21:48,151 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr171ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:48,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:48,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1044005481, now seen corresponding path program 1 times [2024-11-22 22:21:48,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:48,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528234238] [2024-11-22 22:21:48,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:48,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:48,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:48,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:48,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:48,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528234238] [2024-11-22 22:21:48,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528234238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:48,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:48,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-22 22:21:48,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307527924] [2024-11-22 22:21:48,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:48,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-22 22:21:48,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:48,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-22 22:21:48,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2024-11-22 22:21:48,289 INFO L87 Difference]: Start difference. First operand 1291 states and 1426 transitions. Second operand has 12 states, 11 states have (on average 23.818181818181817) internal successors, (262), 12 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:48,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:48,589 INFO L93 Difference]: Finished difference Result 1363 states and 1506 transitions. [2024-11-22 22:21:48,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-22 22:21:48,589 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 23.818181818181817) internal successors, (262), 12 states have internal predecessors, (262), 0 states have call successors, (0), 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 262 [2024-11-22 22:21:48,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:48,590 INFO L225 Difference]: With dead ends: 1363 [2024-11-22 22:21:48,591 INFO L226 Difference]: Without dead ends: 1354 [2024-11-22 22:21:48,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2024-11-22 22:21:48,591 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 2190 mSDsluCounter, 878 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2190 SdHoareTripleChecker+Valid, 1214 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:48,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2190 Valid, 1214 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:48,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2024-11-22 22:21:48,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 1354. [2024-11-22 22:21:48,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1354 states, 1346 states have (on average 1.112184249628529) internal successors, (1497), 1353 states have internal predecessors, (1497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:48,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1354 states and 1497 transitions. [2024-11-22 22:21:48,598 INFO L78 Accepts]: Start accepts. Automaton has 1354 states and 1497 transitions. Word has length 262 [2024-11-22 22:21:48,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:48,598 INFO L471 AbstractCegarLoop]: Abstraction has 1354 states and 1497 transitions. [2024-11-22 22:21:48,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 23.818181818181817) internal successors, (262), 12 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:48,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1497 transitions. [2024-11-22 22:21:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-22 22:21:48,599 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:48,599 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:48,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-22 22:21:48,600 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr167ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:48,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:48,600 INFO L85 PathProgramCache]: Analyzing trace with hash 202397951, now seen corresponding path program 1 times [2024-11-22 22:21:48,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:48,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918492087] [2024-11-22 22:21:48,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:48,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:48,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:48,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:48,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918492087] [2024-11-22 22:21:48,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918492087] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:48,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:48,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-22 22:21:48,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358807620] [2024-11-22 22:21:48,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:48,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-22 22:21:48,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:48,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-22 22:21:48,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-22 22:21:48,800 INFO L87 Difference]: Start difference. First operand 1354 states and 1497 transitions. Second operand has 13 states, 12 states have (on average 22.333333333333332) internal successors, (268), 13 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:49,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:49,112 INFO L93 Difference]: Finished difference Result 1417 states and 1567 transitions. [2024-11-22 22:21:49,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-22 22:21:49,113 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 22.333333333333332) internal successors, (268), 13 states have internal predecessors, (268), 0 states have call successors, (0), 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 268 [2024-11-22 22:21:49,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:49,114 INFO L225 Difference]: With dead ends: 1417 [2024-11-22 22:21:49,114 INFO L226 Difference]: Without dead ends: 1409 [2024-11-22 22:21:49,115 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-22 22:21:49,115 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 1690 mSDsluCounter, 929 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1690 SdHoareTripleChecker+Valid, 1264 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:49,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1690 Valid, 1264 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:49,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1409 states. [2024-11-22 22:21:49,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1409 to 1409. [2024-11-22 22:21:49,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1409 states, 1402 states have (on average 1.1119828815977175) internal successors, (1559), 1408 states have internal predecessors, (1559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:49,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 1559 transitions. [2024-11-22 22:21:49,124 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 1559 transitions. Word has length 268 [2024-11-22 22:21:49,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:49,124 INFO L471 AbstractCegarLoop]: Abstraction has 1409 states and 1559 transitions. [2024-11-22 22:21:49,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 22.333333333333332) internal successors, (268), 13 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1559 transitions. [2024-11-22 22:21:49,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-11-22 22:21:49,126 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:49,126 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:49,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-22 22:21:49,126 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr163ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:49,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:49,127 INFO L85 PathProgramCache]: Analyzing trace with hash 2071673054, now seen corresponding path program 1 times [2024-11-22 22:21:49,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:49,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228753013] [2024-11-22 22:21:49,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:49,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:49,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:49,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228753013] [2024-11-22 22:21:49,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228753013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:49,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:49,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-22 22:21:49,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462841839] [2024-11-22 22:21:49,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:49,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-22 22:21:49,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:49,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-22 22:21:49,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-11-22 22:21:49,322 INFO L87 Difference]: Start difference. First operand 1409 states and 1559 transitions. Second operand has 14 states, 13 states have (on average 21.076923076923077) internal successors, (274), 14 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:49,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:49,673 INFO L93 Difference]: Finished difference Result 1463 states and 1619 transitions. [2024-11-22 22:21:49,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-22 22:21:49,674 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 21.076923076923077) internal successors, (274), 14 states have internal predecessors, (274), 0 states have call successors, (0), 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 274 [2024-11-22 22:21:49,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:49,675 INFO L225 Difference]: With dead ends: 1463 [2024-11-22 22:21:49,675 INFO L226 Difference]: Without dead ends: 1456 [2024-11-22 22:21:49,675 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-11-22 22:21:49,676 INFO L432 NwaCegarLoop]: 334 mSDtfsCounter, 2757 mSDsluCounter, 968 mSDsCounter, 0 mSdLazyCounter, 336 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2757 SdHoareTripleChecker+Valid, 1302 SdHoareTripleChecker+Invalid, 639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 303 IncrementalHoareTripleChecker+Valid, 336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:49,676 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2757 Valid, 1302 Invalid, 639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 336 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:49,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1456 states. [2024-11-22 22:21:49,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1456 to 1456. [2024-11-22 22:21:49,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1456 states, 1450 states have (on average 1.1117241379310345) internal successors, (1612), 1455 states have internal predecessors, (1612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:49,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1456 states and 1612 transitions. [2024-11-22 22:21:49,687 INFO L78 Accepts]: Start accepts. Automaton has 1456 states and 1612 transitions. Word has length 274 [2024-11-22 22:21:49,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:49,688 INFO L471 AbstractCegarLoop]: Abstraction has 1456 states and 1612 transitions. [2024-11-22 22:21:49,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 21.076923076923077) internal successors, (274), 14 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:49,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1612 transitions. [2024-11-22 22:21:49,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-22 22:21:49,690 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:49,690 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:49,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-22 22:21:49,691 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr159ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:49,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:49,691 INFO L85 PathProgramCache]: Analyzing trace with hash -408484026, now seen corresponding path program 1 times [2024-11-22 22:21:49,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:49,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132730090] [2024-11-22 22:21:49,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:49,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:49,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:49,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:49,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132730090] [2024-11-22 22:21:49,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132730090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:49,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:49,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-22 22:21:49,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526296561] [2024-11-22 22:21:49,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:49,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-22 22:21:49,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:49,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-22 22:21:49,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2024-11-22 22:21:49,920 INFO L87 Difference]: Start difference. First operand 1456 states and 1612 transitions. Second operand has 15 states, 14 states have (on average 20.0) internal successors, (280), 15 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:50,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:50,275 INFO L93 Difference]: Finished difference Result 1501 states and 1662 transitions. [2024-11-22 22:21:50,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-22 22:21:50,276 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 20.0) internal successors, (280), 15 states have internal predecessors, (280), 0 states have call successors, (0), 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 280 [2024-11-22 22:21:50,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:50,277 INFO L225 Difference]: With dead ends: 1501 [2024-11-22 22:21:50,277 INFO L226 Difference]: Without dead ends: 1495 [2024-11-22 22:21:50,278 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2024-11-22 22:21:50,278 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 2054 mSDsluCounter, 1006 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2054 SdHoareTripleChecker+Valid, 1339 SdHoareTripleChecker+Invalid, 594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:50,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2054 Valid, 1339 Invalid, 594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:50,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1495 states. [2024-11-22 22:21:50,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1495 to 1495. [2024-11-22 22:21:50,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1495 states, 1490 states have (on average 1.1114093959731544) internal successors, (1656), 1494 states have internal predecessors, (1656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:50,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1495 states and 1656 transitions. [2024-11-22 22:21:50,286 INFO L78 Accepts]: Start accepts. Automaton has 1495 states and 1656 transitions. Word has length 280 [2024-11-22 22:21:50,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:50,286 INFO L471 AbstractCegarLoop]: Abstraction has 1495 states and 1656 transitions. [2024-11-22 22:21:50,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 20.0) internal successors, (280), 15 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:50,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1656 transitions. [2024-11-22 22:21:50,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-22 22:21:50,288 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:50,288 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:50,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-22 22:21:50,288 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr155ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:50,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:50,288 INFO L85 PathProgramCache]: Analyzing trace with hash 450820471, now seen corresponding path program 1 times [2024-11-22 22:21:50,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:50,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628976785] [2024-11-22 22:21:50,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:50,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:50,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:50,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628976785] [2024-11-22 22:21:50,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628976785] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:50,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:50,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-22 22:21:50,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793437182] [2024-11-22 22:21:50,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:50,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-22 22:21:50,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:50,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-22 22:21:50,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2024-11-22 22:21:50,495 INFO L87 Difference]: Start difference. First operand 1495 states and 1656 transitions. Second operand has 16 states, 15 states have (on average 19.066666666666666) internal successors, (286), 16 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:50,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:50,854 INFO L93 Difference]: Finished difference Result 1531 states and 1696 transitions. [2024-11-22 22:21:50,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-22 22:21:50,855 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 19.066666666666666) internal successors, (286), 16 states have internal predecessors, (286), 0 states have call successors, (0), 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 286 [2024-11-22 22:21:50,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:50,856 INFO L225 Difference]: With dead ends: 1531 [2024-11-22 22:21:50,856 INFO L226 Difference]: Without dead ends: 1526 [2024-11-22 22:21:50,857 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2024-11-22 22:21:50,857 INFO L432 NwaCegarLoop]: 332 mSDtfsCounter, 2122 mSDsluCounter, 1035 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2122 SdHoareTripleChecker+Valid, 1367 SdHoareTripleChecker+Invalid, 596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:50,857 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2122 Valid, 1367 Invalid, 596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:50,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1526 states. [2024-11-22 22:21:50,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1526 to 1526. [2024-11-22 22:21:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1526 states, 1522 states have (on average 1.1110381077529565) internal successors, (1691), 1525 states have internal predecessors, (1691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1691 transitions. [2024-11-22 22:21:50,864 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1691 transitions. Word has length 286 [2024-11-22 22:21:50,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:50,864 INFO L471 AbstractCegarLoop]: Abstraction has 1526 states and 1691 transitions. [2024-11-22 22:21:50,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 19.066666666666666) internal successors, (286), 16 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:50,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1691 transitions. [2024-11-22 22:21:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2024-11-22 22:21:50,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:50,866 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:50,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-22 22:21:50,866 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr151ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:50,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:50,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1627302735, now seen corresponding path program 1 times [2024-11-22 22:21:50,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:50,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037740964] [2024-11-22 22:21:50,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:50,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:51,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:51,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:51,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037740964] [2024-11-22 22:21:51,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037740964] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:51,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:51,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-22 22:21:51,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454149986] [2024-11-22 22:21:51,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:51,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-22 22:21:51,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:51,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-22 22:21:51,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2024-11-22 22:21:51,142 INFO L87 Difference]: Start difference. First operand 1526 states and 1691 transitions. Second operand has 17 states, 16 states have (on average 18.25) internal successors, (292), 17 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:51,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:51,525 INFO L93 Difference]: Finished difference Result 1553 states and 1721 transitions. [2024-11-22 22:21:51,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-22 22:21:51,525 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 18.25) internal successors, (292), 17 states have internal predecessors, (292), 0 states have call successors, (0), 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 292 [2024-11-22 22:21:51,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:51,527 INFO L225 Difference]: With dead ends: 1553 [2024-11-22 22:21:51,527 INFO L226 Difference]: Without dead ends: 1549 [2024-11-22 22:21:51,527 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2024-11-22 22:21:51,528 INFO L432 NwaCegarLoop]: 331 mSDtfsCounter, 2707 mSDsluCounter, 1053 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2707 SdHoareTripleChecker+Valid, 1384 SdHoareTripleChecker+Invalid, 643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:51,528 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2707 Valid, 1384 Invalid, 643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:51,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1549 states. [2024-11-22 22:21:51,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1549 to 1549. [2024-11-22 22:21:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1549 states, 1546 states have (on average 1.110608020698577) internal successors, (1717), 1548 states have internal predecessors, (1717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:51,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1549 states and 1717 transitions. [2024-11-22 22:21:51,536 INFO L78 Accepts]: Start accepts. Automaton has 1549 states and 1717 transitions. Word has length 292 [2024-11-22 22:21:51,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:51,536 INFO L471 AbstractCegarLoop]: Abstraction has 1549 states and 1717 transitions. [2024-11-22 22:21:51,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 18.25) internal successors, (292), 17 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:51,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1717 transitions. [2024-11-22 22:21:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2024-11-22 22:21:51,538 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:51,538 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:51,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-22 22:21:51,538 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr147ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:51,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:51,539 INFO L85 PathProgramCache]: Analyzing trace with hash -420254156, now seen corresponding path program 1 times [2024-11-22 22:21:51,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:51,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904785185] [2024-11-22 22:21:51,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:51,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:51,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:51,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:51,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904785185] [2024-11-22 22:21:51,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904785185] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:51,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:51,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-22 22:21:51,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269519583] [2024-11-22 22:21:51,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:51,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-22 22:21:51,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:51,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-22 22:21:51,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2024-11-22 22:21:51,785 INFO L87 Difference]: Start difference. First operand 1549 states and 1717 transitions. Second operand has 18 states, 17 states have (on average 17.529411764705884) internal successors, (298), 18 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:52,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:52,188 INFO L93 Difference]: Finished difference Result 1567 states and 1737 transitions. [2024-11-22 22:21:52,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-22 22:21:52,188 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 17.529411764705884) internal successors, (298), 18 states have internal predecessors, (298), 0 states have call successors, (0), 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 298 [2024-11-22 22:21:52,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:52,190 INFO L225 Difference]: With dead ends: 1567 [2024-11-22 22:21:52,190 INFO L226 Difference]: Without dead ends: 1564 [2024-11-22 22:21:52,190 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2024-11-22 22:21:52,191 INFO L432 NwaCegarLoop]: 330 mSDtfsCounter, 2840 mSDsluCounter, 1068 mSDsCounter, 0 mSdLazyCounter, 364 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2840 SdHoareTripleChecker+Valid, 1398 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:52,191 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2840 Valid, 1398 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 364 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:52,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2024-11-22 22:21:52,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 1564. [2024-11-22 22:21:52,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1564 states, 1562 states have (on average 1.1101152368758003) internal successors, (1734), 1563 states have internal predecessors, (1734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:52,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1564 states and 1734 transitions. [2024-11-22 22:21:52,199 INFO L78 Accepts]: Start accepts. Automaton has 1564 states and 1734 transitions. Word has length 298 [2024-11-22 22:21:52,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:52,200 INFO L471 AbstractCegarLoop]: Abstraction has 1564 states and 1734 transitions. [2024-11-22 22:21:52,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 17.529411764705884) internal successors, (298), 18 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1734 transitions. [2024-11-22 22:21:52,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-11-22 22:21:52,202 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:52,202 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:52,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-22 22:21:52,202 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr143ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:52,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:52,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1860850880, now seen corresponding path program 1 times [2024-11-22 22:21:52,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:52,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156691202] [2024-11-22 22:21:52,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:52,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:52,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:52,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:52,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156691202] [2024-11-22 22:21:52,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156691202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:52,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:52,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-22 22:21:52,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773914743] [2024-11-22 22:21:52,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:52,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-22 22:21:52,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:52,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-22 22:21:52,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-22 22:21:52,472 INFO L87 Difference]: Start difference. First operand 1564 states and 1734 transitions. Second operand has 19 states, 18 states have (on average 16.88888888888889) internal successors, (304), 19 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:52,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:52,890 INFO L93 Difference]: Finished difference Result 1573 states and 1744 transitions. [2024-11-22 22:21:52,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-22 22:21:52,890 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 16.88888888888889) internal successors, (304), 19 states have internal predecessors, (304), 0 states have call successors, (0), 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 304 [2024-11-22 22:21:52,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:52,892 INFO L225 Difference]: With dead ends: 1573 [2024-11-22 22:21:52,892 INFO L226 Difference]: Without dead ends: 1571 [2024-11-22 22:21:52,892 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-22 22:21:52,892 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 2610 mSDsluCounter, 1075 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2610 SdHoareTripleChecker+Valid, 1404 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:52,892 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2610 Valid, 1404 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:52,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1571 states. [2024-11-22 22:21:52,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1571 to 1571. [2024-11-22 22:21:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1571 states, 1570 states have (on average 1.1095541401273885) internal successors, (1742), 1570 states have internal predecessors, (1742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:52,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1571 states and 1742 transitions. [2024-11-22 22:21:52,905 INFO L78 Accepts]: Start accepts. Automaton has 1571 states and 1742 transitions. Word has length 304 [2024-11-22 22:21:52,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:52,905 INFO L471 AbstractCegarLoop]: Abstraction has 1571 states and 1742 transitions. [2024-11-22 22:21:52,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 16.88888888888889) internal successors, (304), 19 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:52,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1742 transitions. [2024-11-22 22:21:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2024-11-22 22:21:52,908 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:52,908 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:52,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-22 22:21:52,909 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr139ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:52,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:52,909 INFO L85 PathProgramCache]: Analyzing trace with hash 38900430, now seen corresponding path program 1 times [2024-11-22 22:21:52,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:52,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563309137] [2024-11-22 22:21:52,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:52,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:53,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:53,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563309137] [2024-11-22 22:21:53,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563309137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:21:53,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:21:53,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-22 22:21:53,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313525915] [2024-11-22 22:21:53,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:21:53,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-22 22:21:53,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:53,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-22 22:21:53,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2024-11-22 22:21:53,278 INFO L87 Difference]: Start difference. First operand 1571 states and 1742 transitions. Second operand has 20 states, 19 states have (on average 16.31578947368421) internal successors, (310), 20 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:53,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:53,717 INFO L93 Difference]: Finished difference Result 1580 states and 1752 transitions. [2024-11-22 22:21:53,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-22 22:21:53,717 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 16.31578947368421) internal successors, (310), 20 states have internal predecessors, (310), 0 states have call successors, (0), 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 310 [2024-11-22 22:21:53,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:53,719 INFO L225 Difference]: With dead ends: 1580 [2024-11-22 22:21:53,719 INFO L226 Difference]: Without dead ends: 1579 [2024-11-22 22:21:53,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2024-11-22 22:21:53,719 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 2879 mSDsluCounter, 1082 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2879 SdHoareTripleChecker+Valid, 1411 SdHoareTripleChecker+Invalid, 660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:53,719 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2879 Valid, 1411 Invalid, 660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:21:53,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1579 states. [2024-11-22 22:21:53,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1579 to 1579. [2024-11-22 22:21:53,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1579 states, 1578 states have (on average 1.1096324461343472) internal successors, (1751), 1578 states have internal predecessors, (1751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:53,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1579 states and 1751 transitions. [2024-11-22 22:21:53,728 INFO L78 Accepts]: Start accepts. Automaton has 1579 states and 1751 transitions. Word has length 310 [2024-11-22 22:21:53,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:53,729 INFO L471 AbstractCegarLoop]: Abstraction has 1579 states and 1751 transitions. [2024-11-22 22:21:53,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 16.31578947368421) internal successors, (310), 20 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:53,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 1751 transitions. [2024-11-22 22:21:53,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2024-11-22 22:21:53,731 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:53,732 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:53,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-22 22:21:53,732 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr139ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:53,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:53,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1920538588, now seen corresponding path program 1 times [2024-11-22 22:21:53,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:53,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661539859] [2024-11-22 22:21:53,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:53,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:54,059 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:54,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:54,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661539859] [2024-11-22 22:21:54,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661539859] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:21:54,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1582282120] [2024-11-22 22:21:54,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:21:54,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:21:54,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:21:54,063 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:21:54,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 22:21:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:21:54,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-22 22:21:54,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:21:54,505 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:54,506 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:21:55,362 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:55,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1582282120] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 22:21:55,362 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-22 22:21:55,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 39 [2024-11-22 22:21:55,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131445157] [2024-11-22 22:21:55,362 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-22 22:21:55,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-11-22 22:21:55,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:21:55,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-11-22 22:21:55,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2024-11-22 22:21:55,365 INFO L87 Difference]: Start difference. First operand 1579 states and 1751 transitions. Second operand has 40 states, 39 states have (on average 16.17948717948718) internal successors, (631), 40 states have internal predecessors, (631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:56,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:21:56,175 INFO L93 Difference]: Finished difference Result 1740 states and 1951 transitions. [2024-11-22 22:21:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-22 22:21:56,175 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 39 states have (on average 16.17948717948718) internal successors, (631), 40 states have internal predecessors, (631), 0 states have call successors, (0), 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 316 [2024-11-22 22:21:56,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:21:56,177 INFO L225 Difference]: With dead ends: 1740 [2024-11-22 22:21:56,177 INFO L226 Difference]: Without dead ends: 1739 [2024-11-22 22:21:56,177 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 650 GetRequests, 612 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2024-11-22 22:21:56,177 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 4741 mSDsluCounter, 1222 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 396 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4741 SdHoareTripleChecker+Valid, 1551 SdHoareTripleChecker+Invalid, 801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 396 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:21:56,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4741 Valid, 1551 Invalid, 801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [396 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:21:56,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1739 states. [2024-11-22 22:21:56,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1739 to 1739. [2024-11-22 22:21:56,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1739 states, 1738 states have (on average 1.1110471806674338) internal successors, (1931), 1738 states have internal predecessors, (1931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:56,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1739 states and 1931 transitions. [2024-11-22 22:21:56,189 INFO L78 Accepts]: Start accepts. Automaton has 1739 states and 1931 transitions. Word has length 316 [2024-11-22 22:21:56,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:21:56,189 INFO L471 AbstractCegarLoop]: Abstraction has 1739 states and 1931 transitions. [2024-11-22 22:21:56,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 39 states have (on average 16.17948717948718) internal successors, (631), 40 states have internal predecessors, (631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:21:56,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 1931 transitions. [2024-11-22 22:21:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-11-22 22:21:56,191 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:21:56,192 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:21:56,199 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-22 22:21:56,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:21:56,393 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr139ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 405 more)] === [2024-11-22 22:21:56,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:21:56,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1657917452, now seen corresponding path program 2 times [2024-11-22 22:21:56,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:21:56,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807603702] [2024-11-22 22:21:56,393 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-22 22:21:56,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:21:56,444 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-22 22:21:56,448 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-22 22:21:57,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1386 backedges. 0 proven. 1386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:21:57,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:21:57,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807603702] [2024-11-22 22:21:57,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807603702] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:21:57,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1136584092] [2024-11-22 22:21:57,639 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-22 22:21:57,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:21:57,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:21:57,640 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:21:57,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-22 22:21:57,743 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-22 22:21:57,743 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-22 22:21:57,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-22 22:21:57,752 INFO L278 TraceCheckSpWp]: Computing forward predicates...