./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-nla/ps5-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/termination-nla/ps5-both-nt.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 e2037e7fb54bc1934ddf0365c3305939f9896c7c31de9bde015e44320e3f3c9d --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 10:16:12,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 10:16:12,439 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-19 10:16:12,444 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 10:16:12,445 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 10:16:12,477 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 10:16:12,478 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 10:16:12,478 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 10:16:12,479 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 10:16:12,479 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 10:16:12,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 10:16:12,480 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 10:16:12,480 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 10:16:12,482 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 10:16:12,483 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 10:16:12,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 10:16:12,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 10:16:12,484 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 10:16:12,484 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 10:16:12,484 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 10:16:12,484 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 10:16:12,487 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 10:16:12,487 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 10:16:12,491 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 10:16:12,491 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 10:16:12,492 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-19 10:16:12,492 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 10:16:12,492 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 10:16:12,492 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 10:16:12,492 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 10:16:12,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 10:16:12,493 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 10:16:12,493 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 10:16:12,493 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 10:16:12,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 10:16:12,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 10:16:12,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 10:16:12,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 10:16:12,496 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 10:16:12,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 10:16:12,496 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 10:16:12,497 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 10:16:12,497 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 10:16:12,497 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 10:16:12,497 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2037e7fb54bc1934ddf0365c3305939f9896c7c31de9bde015e44320e3f3c9d [2024-11-19 10:16:12,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 10:16:12,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 10:16:12,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 10:16:12,779 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 10:16:12,780 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 10:16:12,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/ps5-both-nt.c [2024-11-19 10:16:14,189 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 10:16:14,357 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 10:16:14,358 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/ps5-both-nt.c [2024-11-19 10:16:14,363 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7410ff03d/9ce6e91d01314ce6bd71fed4bb50dfa0/FLAGb747c497b [2024-11-19 10:16:14,374 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7410ff03d/9ce6e91d01314ce6bd71fed4bb50dfa0 [2024-11-19 10:16:14,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 10:16:14,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 10:16:14,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 10:16:14,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 10:16:14,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 10:16:14,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21aa1e4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14, skipping insertion in model container [2024-11-19 10:16:14,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,408 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 10:16:14,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 10:16:14,585 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 10:16:14,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 10:16:14,611 INFO L204 MainTranslator]: Completed translation [2024-11-19 10:16:14,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14 WrapperNode [2024-11-19 10:16:14,612 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 10:16:14,613 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 10:16:14,613 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 10:16:14,613 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 10:16:14,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,644 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,689 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2024-11-19 10:16:14,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 10:16:14,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 10:16:14,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 10:16:14,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 10:16:14,706 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,711 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,754 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-19 10:16:14,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 10:16:14,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 10:16:14,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 10:16:14,771 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 10:16:14,772 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (1/1) ... [2024-11-19 10:16:14,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 10:16:14,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:14,810 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) [2024-11-19 10:16:14,814 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 [2024-11-19 10:16:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 10:16:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 10:16:14,915 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 10:16:14,917 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 10:16:15,271 INFO L? ?]: Removed 50 outVars from TransFormulas that were not future-live. [2024-11-19 10:16:15,272 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 10:16:15,292 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 10:16:15,293 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 10:16:15,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:16:15 BoogieIcfgContainer [2024-11-19 10:16:15,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 10:16:15,297 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 10:16:15,298 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 10:16:15,302 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 10:16:15,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 10:16:14" (1/3) ... [2024-11-19 10:16:15,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78f0e35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:16:15, skipping insertion in model container [2024-11-19 10:16:15,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:14" (2/3) ... [2024-11-19 10:16:15,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78f0e35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:16:15, skipping insertion in model container [2024-11-19 10:16:15,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:16:15" (3/3) ... [2024-11-19 10:16:15,305 INFO L112 eAbstractionObserver]: Analyzing ICFG ps5-both-nt.c [2024-11-19 10:16:15,318 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 10:16:15,318 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 46 error locations. [2024-11-19 10:16:15,370 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 10:16:15,376 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;@718312a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 10:16:15,376 INFO L334 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2024-11-19 10:16:15,380 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 53 states have (on average 1.9245283018867925) internal successors, (102), 99 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) [2024-11-19 10:16:15,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-19 10:16:15,385 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:15,386 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-19 10:16:15,386 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:15,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:15,393 INFO L85 PathProgramCache]: Analyzing trace with hash 925796, now seen corresponding path program 1 times [2024-11-19 10:16:15,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:15,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96364075] [2024-11-19 10:16:15,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:15,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:15,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:15,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:15,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96364075] [2024-11-19 10:16:15,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96364075] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:15,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:15,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:16:15,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246898467] [2024-11-19 10:16:15,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:15,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:15,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:15,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:15,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:15,560 INFO L87 Difference]: Start difference. First operand has 100 states, 53 states have (on average 1.9245283018867925) internal successors, (102), 99 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) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:15,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:15,723 INFO L93 Difference]: Finished difference Result 104 states and 105 transitions. [2024-11-19 10:16:15,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:15,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-11-19 10:16:15,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:15,730 INFO L225 Difference]: With dead ends: 104 [2024-11-19 10:16:15,731 INFO L226 Difference]: Without dead ends: 78 [2024-11-19 10:16:15,733 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 [2024-11-19 10:16:15,736 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 50 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:15,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 17 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:15,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-19 10:16:15,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-19 10:16:15,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 50 states have (on average 1.56) internal successors, (78), 77 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) [2024-11-19 10:16:15,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 78 transitions. [2024-11-19 10:16:15,764 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 78 transitions. Word has length 4 [2024-11-19 10:16:15,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:15,765 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 78 transitions. [2024-11-19 10:16:15,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:15,765 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2024-11-19 10:16:15,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-19 10:16:15,765 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:15,765 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-19 10:16:15,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 10:16:15,766 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:15,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:15,766 INFO L85 PathProgramCache]: Analyzing trace with hash 28699721, now seen corresponding path program 1 times [2024-11-19 10:16:15,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:15,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199313425] [2024-11-19 10:16:15,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:15,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:15,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:15,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:15,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199313425] [2024-11-19 10:16:15,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199313425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:15,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:15,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:16:15,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004054150] [2024-11-19 10:16:15,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:15,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:15,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:15,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:15,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:15,800 INFO L87 Difference]: Start difference. First operand 78 states and 78 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:15,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:15,956 INFO L93 Difference]: Finished difference Result 132 states and 141 transitions. [2024-11-19 10:16:15,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:15,957 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 [2024-11-19 10:16:15,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:15,958 INFO L225 Difference]: With dead ends: 132 [2024-11-19 10:16:15,959 INFO L226 Difference]: Without dead ends: 122 [2024-11-19 10:16:15,959 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 [2024-11-19 10:16:15,962 INFO L432 NwaCegarLoop]: 34 mSDtfsCounter, 41 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:15,962 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 44 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:15,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-19 10:16:15,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 118. [2024-11-19 10:16:15,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 90 states have (on average 1.4555555555555555) internal successors, (131), 117 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:15,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 131 transitions. [2024-11-19 10:16:15,973 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 131 transitions. Word has length 5 [2024-11-19 10:16:15,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:15,974 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 131 transitions. [2024-11-19 10:16:15,974 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) [2024-11-19 10:16:15,974 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 131 transitions. [2024-11-19 10:16:15,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-19 10:16:15,975 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:15,975 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:15,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 10:16:15,975 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:15,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:15,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1810629611, now seen corresponding path program 1 times [2024-11-19 10:16:15,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:15,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207654240] [2024-11-19 10:16:15,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:15,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-19 10:16:15,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [682074438] [2024-11-19 10:16:15,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:15,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:15,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:15,999 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) [2024-11-19 10:16:16,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 10:16:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:16,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 10:16:16,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:16,080 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 10:16:16,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:16,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207654240] [2024-11-19 10:16:16,081 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-19 10:16:16,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682074438] [2024-11-19 10:16:16,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682074438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:16,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:16,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:16:16,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758938890] [2024-11-19 10:16:16,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:16,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:16,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:16,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:16,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:16,086 INFO L87 Difference]: Start difference. First operand 118 states and 131 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:16,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:16,243 INFO L93 Difference]: Finished difference Result 127 states and 131 transitions. [2024-11-19 10:16:16,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:16,244 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-19 10:16:16,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:16,245 INFO L225 Difference]: With dead ends: 127 [2024-11-19 10:16:16,247 INFO L226 Difference]: Without dead ends: 122 [2024-11-19 10:16:16,247 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:16,248 INFO L432 NwaCegarLoop]: 39 mSDtfsCounter, 39 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:16,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 49 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:16,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-19 10:16:16,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 118. [2024-11-19 10:16:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 90 states have (on average 1.4) internal successors, (126), 117 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) [2024-11-19 10:16:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 126 transitions. [2024-11-19 10:16:16,265 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 126 transitions. Word has length 7 [2024-11-19 10:16:16,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:16,267 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 126 transitions. [2024-11-19 10:16:16,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:16,267 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 126 transitions. [2024-11-19 10:16:16,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-19 10:16:16,268 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:16,268 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:16,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-19 10:16:16,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:16,469 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:16,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:16,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1409937088, now seen corresponding path program 1 times [2024-11-19 10:16:16,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:16,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884731455] [2024-11-19 10:16:16,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:16,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:16,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:16,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:16,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884731455] [2024-11-19 10:16:16,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884731455] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:16,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:16,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:16:16,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525776403] [2024-11-19 10:16:16,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:16,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:16,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:16,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:16,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:16,592 INFO L87 Difference]: Start difference. First operand 118 states and 126 transitions. Second operand has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:16,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:16,625 INFO L93 Difference]: Finished difference Result 118 states and 126 transitions. [2024-11-19 10:16:16,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:16,625 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2024-11-19 10:16:16,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:16,626 INFO L225 Difference]: With dead ends: 118 [2024-11-19 10:16:16,626 INFO L226 Difference]: Without dead ends: 116 [2024-11-19 10:16:16,627 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 [2024-11-19 10:16:16,628 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 38 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:16,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 62 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 10:16:16,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-19 10:16:16,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-11-19 10:16:16,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 90 states have (on average 1.3666666666666667) internal successors, (123), 115 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:16,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 123 transitions. [2024-11-19 10:16:16,642 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 123 transitions. Word has length 32 [2024-11-19 10:16:16,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:16,642 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 123 transitions. [2024-11-19 10:16:16,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:16,642 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 123 transitions. [2024-11-19 10:16:16,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-19 10:16:16,643 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:16,643 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:16,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 10:16:16,644 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:16,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:16,644 INFO L85 PathProgramCache]: Analyzing trace with hash -758376667, now seen corresponding path program 1 times [2024-11-19 10:16:16,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:16,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269610425] [2024-11-19 10:16:16,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:16,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:16,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:16,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:16,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269610425] [2024-11-19 10:16:16,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269610425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:16,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:16,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:16:16,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778193533] [2024-11-19 10:16:16,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:16,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:16,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:16,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:16,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:16,731 INFO L87 Difference]: Start difference. First operand 116 states and 123 transitions. Second operand has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:16,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:16,789 INFO L93 Difference]: Finished difference Result 130 states and 135 transitions. [2024-11-19 10:16:16,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:16,792 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2024-11-19 10:16:16,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:16,793 INFO L225 Difference]: With dead ends: 130 [2024-11-19 10:16:16,793 INFO L226 Difference]: Without dead ends: 129 [2024-11-19 10:16:16,794 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 [2024-11-19 10:16:16,794 INFO L432 NwaCegarLoop]: 62 mSDtfsCounter, 22 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:16,795 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 122 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 10:16:16,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-19 10:16:16,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 116. [2024-11-19 10:16:16,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 90 states have (on average 1.3555555555555556) internal successors, (122), 115 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) [2024-11-19 10:16:16,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 122 transitions. [2024-11-19 10:16:16,803 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 122 transitions. Word has length 33 [2024-11-19 10:16:16,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:16,803 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 122 transitions. [2024-11-19 10:16:16,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:16,804 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2024-11-19 10:16:16,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-19 10:16:16,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:16,804 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] [2024-11-19 10:16:16,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 10:16:16,805 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:16,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:16,805 INFO L85 PathProgramCache]: Analyzing trace with hash -2034840094, now seen corresponding path program 1 times [2024-11-19 10:16:16,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:16,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481328701] [2024-11-19 10:16:16,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:16,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:16,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:16,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:16,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481328701] [2024-11-19 10:16:16,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481328701] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:16,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:16,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 10:16:16,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362394144] [2024-11-19 10:16:16,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:16,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 10:16:16,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:16,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 10:16:16,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 10:16:16,911 INFO L87 Difference]: Start difference. First operand 116 states and 122 transitions. Second operand has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 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) [2024-11-19 10:16:17,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:17,133 INFO L93 Difference]: Finished difference Result 131 states and 134 transitions. [2024-11-19 10:16:17,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 10:16:17,134 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 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 [2024-11-19 10:16:17,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:17,135 INFO L225 Difference]: With dead ends: 131 [2024-11-19 10:16:17,135 INFO L226 Difference]: Without dead ends: 129 [2024-11-19 10:16:17,136 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 10:16:17,136 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 85 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:17,137 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 73 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-19 10:16:17,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-19 10:16:17,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 116. [2024-11-19 10:16:17,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 90 states have (on average 1.3333333333333333) internal successors, (120), 115 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:17,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 120 transitions. [2024-11-19 10:16:17,152 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 120 transitions. Word has length 34 [2024-11-19 10:16:17,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:17,152 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 120 transitions. [2024-11-19 10:16:17,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 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) [2024-11-19 10:16:17,153 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 120 transitions. [2024-11-19 10:16:17,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-19 10:16:17,153 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:17,154 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:17,154 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-19 10:16:17,154 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:17,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:17,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1344466631, now seen corresponding path program 1 times [2024-11-19 10:16:17,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:17,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273770516] [2024-11-19 10:16:17,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:17,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:17,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:17,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:17,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273770516] [2024-11-19 10:16:17,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273770516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:17,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:17,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 10:16:17,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924704238] [2024-11-19 10:16:17,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:17,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 10:16:17,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:17,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 10:16:17,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 10:16:17,245 INFO L87 Difference]: Start difference. First operand 116 states and 120 transitions. Second operand has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:17,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:17,448 INFO L93 Difference]: Finished difference Result 116 states and 120 transitions. [2024-11-19 10:16:17,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 10:16:17,449 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2024-11-19 10:16:17,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:17,450 INFO L225 Difference]: With dead ends: 116 [2024-11-19 10:16:17,450 INFO L226 Difference]: Without dead ends: 114 [2024-11-19 10:16:17,450 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 10:16:17,451 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 76 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:17,451 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 29 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-19 10:16:17,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-19 10:16:17,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2024-11-19 10:16:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 90 states have (on average 1.288888888888889) internal successors, (116), 113 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:17,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 116 transitions. [2024-11-19 10:16:17,465 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 116 transitions. Word has length 35 [2024-11-19 10:16:17,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:17,465 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 116 transitions. [2024-11-19 10:16:17,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:17,465 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 116 transitions. [2024-11-19 10:16:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-19 10:16:17,466 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:17,466 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:17,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-19 10:16:17,467 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:17,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:17,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1809678741, now seen corresponding path program 1 times [2024-11-19 10:16:17,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:17,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801221554] [2024-11-19 10:16:17,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:17,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:17,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:17,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:17,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801221554] [2024-11-19 10:16:17,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801221554] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:17,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:17,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:16:17,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117840261] [2024-11-19 10:16:17,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:17,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:17,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:17,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:17,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:17,536 INFO L87 Difference]: Start difference. First operand 114 states and 116 transitions. Second operand has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:17,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:17,544 INFO L93 Difference]: Finished difference Result 114 states and 116 transitions. [2024-11-19 10:16:17,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:17,545 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 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 39 [2024-11-19 10:16:17,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:17,546 INFO L225 Difference]: With dead ends: 114 [2024-11-19 10:16:17,546 INFO L226 Difference]: Without dead ends: 113 [2024-11-19 10:16:17,547 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 [2024-11-19 10:16:17,548 INFO L432 NwaCegarLoop]: 70 mSDtfsCounter, 33 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:17,550 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 71 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 10:16:17,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-19 10:16:17,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2024-11-19 10:16:17,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 90 states have (on average 1.2666666666666666) internal successors, (114), 112 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) [2024-11-19 10:16:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 114 transitions. [2024-11-19 10:16:17,562 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 114 transitions. Word has length 39 [2024-11-19 10:16:17,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:17,562 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 114 transitions. [2024-11-19 10:16:17,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:17,562 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2024-11-19 10:16:17,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-19 10:16:17,564 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:17,565 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] [2024-11-19 10:16:17,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-19 10:16:17,565 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:17,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:17,565 INFO L85 PathProgramCache]: Analyzing trace with hash -265466005, now seen corresponding path program 1 times [2024-11-19 10:16:17,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:17,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966182289] [2024-11-19 10:16:17,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:17,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:17,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:17,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:17,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966182289] [2024-11-19 10:16:17,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966182289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:17,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:17,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:16:17,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189272528] [2024-11-19 10:16:17,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:17,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:17,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:17,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:17,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:17,627 INFO L87 Difference]: Start difference. First operand 113 states and 114 transitions. Second operand has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:17,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:17,636 INFO L93 Difference]: Finished difference Result 114 states and 114 transitions. [2024-11-19 10:16:17,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:17,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 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 40 [2024-11-19 10:16:17,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:17,637 INFO L225 Difference]: With dead ends: 114 [2024-11-19 10:16:17,637 INFO L226 Difference]: Without dead ends: 113 [2024-11-19 10:16:17,638 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 [2024-11-19 10:16:17,639 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 0 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:17,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 10:16:17,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-19 10:16:17,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2024-11-19 10:16:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 90 states have (on average 1.2555555555555555) internal successors, (113), 112 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:17,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 113 transitions. [2024-11-19 10:16:17,646 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 113 transitions. Word has length 40 [2024-11-19 10:16:17,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:17,646 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 113 transitions. [2024-11-19 10:16:17,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 113 transitions. [2024-11-19 10:16:17,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-19 10:16:17,648 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:17,649 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] [2024-11-19 10:16:17,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-19 10:16:17,649 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:17,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:17,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1896482799, now seen corresponding path program 1 times [2024-11-19 10:16:17,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:17,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213118326] [2024-11-19 10:16:17,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:17,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-19 10:16:17,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1538952621] [2024-11-19 10:16:17,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:17,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:17,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:17,676 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) [2024-11-19 10:16:17,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-19 10:16:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:17,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-19 10:16:17,718 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:17,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:17,802 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 10:16:17,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:17,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213118326] [2024-11-19 10:16:17,803 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-19 10:16:17,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1538952621] [2024-11-19 10:16:17,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1538952621] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:17,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:17,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 10:16:17,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131162471] [2024-11-19 10:16:17,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:17,804 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 10:16:17,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:17,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 10:16:17,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 10:16:17,805 INFO L87 Difference]: Start difference. First operand 113 states and 113 transitions. Second operand has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:17,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:17,997 INFO L93 Difference]: Finished difference Result 181 states and 184 transitions. [2024-11-19 10:16:17,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 10:16:17,998 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 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 44 [2024-11-19 10:16:17,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:17,999 INFO L225 Difference]: With dead ends: 181 [2024-11-19 10:16:17,999 INFO L226 Difference]: Without dead ends: 163 [2024-11-19 10:16:17,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 10:16:18,000 INFO L432 NwaCegarLoop]: 32 mSDtfsCounter, 48 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:18,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 48 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-19 10:16:18,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2024-11-19 10:16:18,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 161. [2024-11-19 10:16:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 138 states have (on average 1.2028985507246377) internal successors, (166), 160 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) [2024-11-19 10:16:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 166 transitions. [2024-11-19 10:16:18,008 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 166 transitions. Word has length 44 [2024-11-19 10:16:18,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:18,008 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 166 transitions. [2024-11-19 10:16:18,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:18,008 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 166 transitions. [2024-11-19 10:16:18,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-19 10:16:18,009 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:18,009 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] [2024-11-19 10:16:18,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-19 10:16:18,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-19 10:16:18,214 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:18,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:18,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1846779723, now seen corresponding path program 1 times [2024-11-19 10:16:18,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:18,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312067108] [2024-11-19 10:16:18,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:18,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:18,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:18,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312067108] [2024-11-19 10:16:18,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312067108] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:18,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:18,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 10:16:18,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481725335] [2024-11-19 10:16:18,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:18,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 10:16:18,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:18,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 10:16:18,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 10:16:18,305 INFO L87 Difference]: Start difference. First operand 161 states and 166 transitions. Second operand has 4 states, 3 states have (on average 16.666666666666668) internal successors, (50), 4 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) [2024-11-19 10:16:18,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:18,433 INFO L93 Difference]: Finished difference Result 162 states and 166 transitions. [2024-11-19 10:16:18,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 10:16:18,433 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.666666666666668) internal successors, (50), 4 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 [2024-11-19 10:16:18,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:18,434 INFO L225 Difference]: With dead ends: 162 [2024-11-19 10:16:18,434 INFO L226 Difference]: Without dead ends: 161 [2024-11-19 10:16:18,434 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 10:16:18,435 INFO L432 NwaCegarLoop]: 34 mSDtfsCounter, 41 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:18,435 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 98 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:18,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-19 10:16:18,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2024-11-19 10:16:18,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 138 states have (on average 1.1956521739130435) internal successors, (165), 160 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:18,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 165 transitions. [2024-11-19 10:16:18,442 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 165 transitions. Word has length 50 [2024-11-19 10:16:18,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:18,442 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 165 transitions. [2024-11-19 10:16:18,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.666666666666668) internal successors, (50), 4 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) [2024-11-19 10:16:18,442 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 165 transitions. [2024-11-19 10:16:18,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-19 10:16:18,445 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:18,445 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:18,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-19 10:16:18,445 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:18,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:18,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1608459310, now seen corresponding path program 1 times [2024-11-19 10:16:18,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:18,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670571293] [2024-11-19 10:16:18,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:18,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-19 10:16:18,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1805302275] [2024-11-19 10:16:18,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:18,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:18,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:18,468 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 10:16:18,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-19 10:16:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:18,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-19 10:16:18,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:18,782 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:18,782 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 10:16:18,974 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:18,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:18,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670571293] [2024-11-19 10:16:18,975 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-19 10:16:18,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1805302275] [2024-11-19 10:16:18,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1805302275] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 10:16:18,976 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-19 10:16:18,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2024-11-19 10:16:18,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142274048] [2024-11-19 10:16:18,976 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-19 10:16:18,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-19 10:16:18,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:18,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-19 10:16:18,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-19 10:16:18,977 INFO L87 Difference]: Start difference. First operand 161 states and 165 transitions. Second operand has 8 states, 7 states have (on average 23.0) internal successors, (161), 8 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:19,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:19,355 INFO L93 Difference]: Finished difference Result 220 states and 223 transitions. [2024-11-19 10:16:19,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 10:16:19,356 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 23.0) internal successors, (161), 8 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-11-19 10:16:19,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:19,357 INFO L225 Difference]: With dead ends: 220 [2024-11-19 10:16:19,357 INFO L226 Difference]: Without dead ends: 215 [2024-11-19 10:16:19,357 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-19 10:16:19,358 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 95 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:19,358 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 118 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 464 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-19 10:16:19,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-19 10:16:19,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 200. [2024-11-19 10:16:19,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 177 states have (on average 1.2259887005649717) internal successors, (217), 199 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:19,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 217 transitions. [2024-11-19 10:16:19,364 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 217 transitions. Word has length 81 [2024-11-19 10:16:19,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:19,365 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 217 transitions. [2024-11-19 10:16:19,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 23.0) internal successors, (161), 8 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:19,365 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 217 transitions. [2024-11-19 10:16:19,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-19 10:16:19,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:19,366 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:19,382 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-19 10:16:19,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:19,571 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:19,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:19,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1677369045, now seen corresponding path program 1 times [2024-11-19 10:16:19,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:19,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132541699] [2024-11-19 10:16:19,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:19,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-19 10:16:19,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [319162339] [2024-11-19 10:16:19,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:19,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:19,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:19,600 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 10:16:19,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-19 10:16:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:19,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-19 10:16:19,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:19,907 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:19,908 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 10:16:23,732 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:23,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:23,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132541699] [2024-11-19 10:16:23,732 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-19 10:16:23,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319162339] [2024-11-19 10:16:23,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319162339] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-19 10:16:23,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 10:16:23,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 8 [2024-11-19 10:16:23,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698892109] [2024-11-19 10:16:23,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:23,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 10:16:23,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:23,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 10:16:23,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=40, Unknown=0, NotChecked=0, Total=72 [2024-11-19 10:16:23,736 INFO L87 Difference]: Start difference. First operand 200 states and 217 transitions. Second operand has 6 states, 5 states have (on average 16.4) internal successors, (82), 6 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) [2024-11-19 10:16:25,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-19 10:16:28,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-19 10:16:28,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:28,046 INFO L93 Difference]: Finished difference Result 200 states and 217 transitions. [2024-11-19 10:16:28,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 10:16:28,047 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.4) internal successors, (82), 6 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 [2024-11-19 10:16:28,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:28,048 INFO L225 Difference]: With dead ends: 200 [2024-11-19 10:16:28,048 INFO L226 Difference]: Without dead ends: 199 [2024-11-19 10:16:28,048 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=41, Invalid=49, Unknown=0, NotChecked=0, Total=90 [2024-11-19 10:16:28,049 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 99 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:28,049 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 12 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-19 10:16:28,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-11-19 10:16:28,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 199. [2024-11-19 10:16:28,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 177 states have (on average 1.2146892655367232) internal successors, (215), 198 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:28,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 215 transitions. [2024-11-19 10:16:28,055 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 215 transitions. Word has length 82 [2024-11-19 10:16:28,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:28,056 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 215 transitions. [2024-11-19 10:16:28,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.4) internal successors, (82), 6 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) [2024-11-19 10:16:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 215 transitions. [2024-11-19 10:16:28,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-19 10:16:28,057 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:28,057 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:28,074 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-19 10:16:28,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:28,262 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:28,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:28,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1338919607, now seen corresponding path program 1 times [2024-11-19 10:16:28,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:28,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080068985] [2024-11-19 10:16:28,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:28,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-19 10:16:28,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [505456887] [2024-11-19 10:16:28,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:28,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:28,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:28,286 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 10:16:28,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-19 10:16:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:28,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-19 10:16:28,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:28,609 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:28,609 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 10:16:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-19 10:16:28,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:28,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080068985] [2024-11-19 10:16:28,874 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-19 10:16:28,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [505456887] [2024-11-19 10:16:28,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [505456887] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-19 10:16:28,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 10:16:28,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2024-11-19 10:16:28,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179617585] [2024-11-19 10:16:28,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:28,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 10:16:28,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:28,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 10:16:28,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-19 10:16:28,875 INFO L87 Difference]: Start difference. First operand 199 states and 215 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:29,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:29,131 INFO L93 Difference]: Finished difference Result 199 states and 215 transitions. [2024-11-19 10:16:29,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 10:16:29,132 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-19 10:16:29,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:29,132 INFO L225 Difference]: With dead ends: 199 [2024-11-19 10:16:29,132 INFO L226 Difference]: Without dead ends: 198 [2024-11-19 10:16:29,133 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 160 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-19 10:16:29,133 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 40 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:29,133 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 11 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-19 10:16:29,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2024-11-19 10:16:29,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2024-11-19 10:16:29,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 177 states have (on average 1.2033898305084745) internal successors, (213), 197 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:29,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 213 transitions. [2024-11-19 10:16:29,141 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 213 transitions. Word has length 84 [2024-11-19 10:16:29,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:29,141 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 213 transitions. [2024-11-19 10:16:29,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:29,141 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 213 transitions. [2024-11-19 10:16:29,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-19 10:16:29,142 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:29,143 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:29,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-19 10:16:29,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-19 10:16:29,344 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:29,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:29,345 INFO L85 PathProgramCache]: Analyzing trace with hash -706781666, now seen corresponding path program 1 times [2024-11-19 10:16:29,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:29,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692229455] [2024-11-19 10:16:29,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:29,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:29,425 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:29,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:29,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692229455] [2024-11-19 10:16:29,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692229455] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 10:16:29,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2015218679] [2024-11-19 10:16:29,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:29,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:29,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:29,427 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 10:16:29,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-19 10:16:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:29,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 10:16:29,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:29,585 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:29,586 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 10:16:29,693 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:29,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2015218679] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 10:16:29,694 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 10:16:29,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-19 10:16:29,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215178486] [2024-11-19 10:16:29,694 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 10:16:29,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 10:16:29,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:29,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 10:16:29,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-19 10:16:29,695 INFO L87 Difference]: Start difference. First operand 198 states and 213 transitions. Second operand has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:29,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:29,720 INFO L93 Difference]: Finished difference Result 288 states and 290 transitions. [2024-11-19 10:16:29,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 10:16:29,721 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2024-11-19 10:16:29,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:29,722 INFO L225 Difference]: With dead ends: 288 [2024-11-19 10:16:29,722 INFO L226 Difference]: Without dead ends: 287 [2024-11-19 10:16:29,722 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-19 10:16:29,723 INFO L432 NwaCegarLoop]: 69 mSDtfsCounter, 44 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:29,723 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 337 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 10:16:29,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2024-11-19 10:16:29,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 253. [2024-11-19 10:16:29,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 232 states have (on average 1.2370689655172413) internal successors, (287), 252 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:29,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 287 transitions. [2024-11-19 10:16:29,730 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 287 transitions. Word has length 88 [2024-11-19 10:16:29,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:29,730 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 287 transitions. [2024-11-19 10:16:29,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:29,731 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 287 transitions. [2024-11-19 10:16:29,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-19 10:16:29,731 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:29,731 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1] [2024-11-19 10:16:29,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-19 10:16:29,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-19 10:16:29,932 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:29,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:29,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1120718173, now seen corresponding path program 1 times [2024-11-19 10:16:29,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:29,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815031268] [2024-11-19 10:16:29,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:29,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:30,020 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-19 10:16:30,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:30,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815031268] [2024-11-19 10:16:30,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815031268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:30,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:30,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 10:16:30,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982284195] [2024-11-19 10:16:30,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:30,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 10:16:30,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:30,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 10:16:30,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-19 10:16:30,022 INFO L87 Difference]: Start difference. First operand 253 states and 287 transitions. Second operand has 4 states, 3 states have (on average 29.666666666666668) internal successors, (89), 4 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:30,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:30,103 INFO L93 Difference]: Finished difference Result 253 states and 287 transitions. [2024-11-19 10:16:30,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 10:16:30,104 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 29.666666666666668) internal successors, (89), 4 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2024-11-19 10:16:30,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:30,105 INFO L225 Difference]: With dead ends: 253 [2024-11-19 10:16:30,105 INFO L226 Difference]: Without dead ends: 249 [2024-11-19 10:16:30,106 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 [2024-11-19 10:16:30,106 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 20 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:30,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 11 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:30,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2024-11-19 10:16:30,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2024-11-19 10:16:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 232 states have (on average 1.1896551724137931) internal successors, (276), 248 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 276 transitions. [2024-11-19 10:16:30,116 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 276 transitions. Word has length 101 [2024-11-19 10:16:30,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:30,116 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 276 transitions. [2024-11-19 10:16:30,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 29.666666666666668) internal successors, (89), 4 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:30,117 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 276 transitions. [2024-11-19 10:16:30,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-19 10:16:30,117 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:30,117 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1] [2024-11-19 10:16:30,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-19 10:16:30,118 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:30,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:30,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1026628549, now seen corresponding path program 1 times [2024-11-19 10:16:30,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:30,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620003364] [2024-11-19 10:16:30,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:30,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-19 10:16:30,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [738472006] [2024-11-19 10:16:30,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:30,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:30,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:30,141 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 10:16:30,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-19 10:16:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:30,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-19 10:16:30,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:30,307 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:30,307 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 10:16:30,492 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:30,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:30,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620003364] [2024-11-19 10:16:30,492 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-19 10:16:30,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738472006] [2024-11-19 10:16:30,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [738472006] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 10:16:30,493 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-19 10:16:30,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2024-11-19 10:16:30,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579057926] [2024-11-19 10:16:30,493 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-19 10:16:30,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-19 10:16:30,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:30,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-19 10:16:30,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-19 10:16:30,495 INFO L87 Difference]: Start difference. First operand 249 states and 276 transitions. Second operand has 8 states, 7 states have (on average 29.285714285714285) internal successors, (205), 8 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:30,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:30,797 INFO L93 Difference]: Finished difference Result 259 states and 276 transitions. [2024-11-19 10:16:30,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 10:16:30,798 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 29.285714285714285) internal successors, (205), 8 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2024-11-19 10:16:30,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:30,799 INFO L225 Difference]: With dead ends: 259 [2024-11-19 10:16:30,799 INFO L226 Difference]: Without dead ends: 247 [2024-11-19 10:16:30,800 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-19 10:16:30,800 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 119 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:30,800 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 58 Invalid, 436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-19 10:16:30,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-11-19 10:16:30,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2024-11-19 10:16:30,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 232 states have (on average 1.125) internal successors, (261), 246 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:30,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 261 transitions. [2024-11-19 10:16:30,809 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 261 transitions. Word has length 103 [2024-11-19 10:16:30,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:30,809 INFO L471 AbstractCegarLoop]: Abstraction has 247 states and 261 transitions. [2024-11-19 10:16:30,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 29.285714285714285) internal successors, (205), 8 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:30,809 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 261 transitions. [2024-11-19 10:16:30,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-19 10:16:30,811 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:30,811 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1] [2024-11-19 10:16:30,828 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-19 10:16:31,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:31,012 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:31,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:31,013 INFO L85 PathProgramCache]: Analyzing trace with hash 837156631, now seen corresponding path program 1 times [2024-11-19 10:16:31,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:31,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820364824] [2024-11-19 10:16:31,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:31,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-19 10:16:31,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [793443434] [2024-11-19 10:16:31,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:31,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:31,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:31,039 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 10:16:31,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-19 10:16:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:31,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-19 10:16:31,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:31,285 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:31,286 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 10:16:32,281 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:32,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:32,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820364824] [2024-11-19 10:16:32,282 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-19 10:16:32,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [793443434] [2024-11-19 10:16:32,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [793443434] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 10:16:32,282 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-19 10:16:32,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2024-11-19 10:16:32,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403165044] [2024-11-19 10:16:32,283 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-19 10:16:32,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-19 10:16:32,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:32,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-19 10:16:32,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-19 10:16:32,285 INFO L87 Difference]: Start difference. First operand 247 states and 261 transitions. Second operand has 10 states, 9 states have (on average 31.444444444444443) internal successors, (283), 10 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:32,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:32,598 INFO L93 Difference]: Finished difference Result 262 states and 271 transitions. [2024-11-19 10:16:32,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-19 10:16:32,598 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 31.444444444444443) internal successors, (283), 10 states have internal predecessors, (283), 0 states have call successors, (0), 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 [2024-11-19 10:16:32,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:32,599 INFO L225 Difference]: With dead ends: 262 [2024-11-19 10:16:32,599 INFO L226 Difference]: Without dead ends: 255 [2024-11-19 10:16:32,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-19 10:16:32,600 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 55 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:32,600 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 38 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-19 10:16:32,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2024-11-19 10:16:32,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 246. [2024-11-19 10:16:32,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 232 states have (on average 1.0905172413793103) internal successors, (253), 245 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:32,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 253 transitions. [2024-11-19 10:16:32,607 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 253 transitions. Word has length 142 [2024-11-19 10:16:32,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:32,608 INFO L471 AbstractCegarLoop]: Abstraction has 246 states and 253 transitions. [2024-11-19 10:16:32,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 31.444444444444443) internal successors, (283), 10 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:32,608 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 253 transitions. [2024-11-19 10:16:32,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-19 10:16:32,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:32,609 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1] [2024-11-19 10:16:32,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-19 10:16:32,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-19 10:16:32,813 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:32,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:32,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1348642265, now seen corresponding path program 1 times [2024-11-19 10:16:32,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:32,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18869054] [2024-11-19 10:16:32,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:32,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-19 10:16:32,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [756280626] [2024-11-19 10:16:32,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:32,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:32,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:32,847 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 10:16:32,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-19 10:16:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:32,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-19 10:16:32,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:33,084 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:33,084 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 10:16:33,451 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:33,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:33,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18869054] [2024-11-19 10:16:33,451 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-19 10:16:33,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756280626] [2024-11-19 10:16:33,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756280626] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 10:16:33,451 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-19 10:16:33,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2024-11-19 10:16:33,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099699471] [2024-11-19 10:16:33,452 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-19 10:16:33,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-19 10:16:33,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:33,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-19 10:16:33,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-19 10:16:33,455 INFO L87 Difference]: Start difference. First operand 246 states and 253 transitions. Second operand has 10 states, 9 states have (on average 31.88888888888889) internal successors, (287), 10 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:33,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:33,922 INFO L93 Difference]: Finished difference Result 268 states and 276 transitions. [2024-11-19 10:16:33,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-19 10:16:33,922 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 31.88888888888889) internal successors, (287), 10 states have internal predecessors, (287), 0 states have call successors, (0), 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 144 [2024-11-19 10:16:33,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:33,923 INFO L225 Difference]: With dead ends: 268 [2024-11-19 10:16:33,924 INFO L226 Difference]: Without dead ends: 260 [2024-11-19 10:16:33,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2024-11-19 10:16:33,925 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 117 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 706 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:33,925 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 97 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 706 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-19 10:16:33,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2024-11-19 10:16:33,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 240. [2024-11-19 10:16:33,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 232 states have (on average 1.043103448275862) internal successors, (242), 239 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:33,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 242 transitions. [2024-11-19 10:16:33,933 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 242 transitions. Word has length 144 [2024-11-19 10:16:33,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:33,933 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 242 transitions. [2024-11-19 10:16:33,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 31.88888888888889) internal successors, (287), 10 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:33,934 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 242 transitions. [2024-11-19 10:16:33,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-19 10:16:33,934 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:33,935 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1] [2024-11-19 10:16:33,953 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-19 10:16:34,135 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:34,135 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2024-11-19 10:16:34,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:34,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1034902373, now seen corresponding path program 1 times [2024-11-19 10:16:34,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:34,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378802718] [2024-11-19 10:16:34,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:34,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-19 10:16:34,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1725789729] [2024-11-19 10:16:34,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:34,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:34,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:34,166 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 10:16:34,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-19 10:16:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:34,222 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-19 10:16:34,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:34,381 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:34,381 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 10:16:42,448 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| 15)) (.cse1 (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| 10)) (.cse2 (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| 6))) (or (< (+ (* (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1|) 6) (* |c_ULTIMATE.start_main_~y~0#1| 4) (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1|) (* 4 (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1|)) (div (+ .cse0 .cse1 .cse2 (* (- 1) |c_ULTIMATE.start_main_~y~0#1|)) 30)) 2147483647) (not (= (mod (+ .cse0 .cse1 (* |c_ULTIMATE.start_main_~y~0#1| 29) .cse2) 30) 0)))) is different from false