./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.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 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 22:28:48,597 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 22:28:48,648 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-22 22:28:48,653 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 22:28:48,654 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 22:28:48,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 22:28:48,678 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 22:28:48,678 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 22:28:48,679 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 22:28:48,680 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 22:28:48,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 22:28:48,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 22:28:48,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 22:28:48,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 22:28:48,682 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 22:28:48,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 22:28:48,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 22:28:48,682 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 22:28:48,682 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 22:28:48,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 22:28:48,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 22:28:48,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 22:28:48,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 22:28:48,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 22:28:48,686 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 22:28:48,686 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-22 22:28:48,686 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-22 22:28:48,687 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 22:28:48,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 22:28:48,687 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 22:28:48,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 22:28:48,687 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 22:28:48,687 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 22:28:48,688 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 22:28:48,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 22:28:48,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 22:28:48,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 22:28:48,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 22:28:48,688 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 22:28:48,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 22:28:48,689 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 22:28:48,692 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 22:28:48,692 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 22:28:48,693 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 22:28:48,693 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 [2024-11-22 22:28:48,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 22:28:48,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 22:28:48,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 22:28:48,921 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 22:28:48,923 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 22:28:48,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2024-11-22 22:28:50,231 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 22:28:50,380 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 22:28:50,381 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2024-11-22 22:28:50,389 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/981319961/95975b4aac9f47089e41b1415ee5c51f/FLAG0709c9dc0 [2024-11-22 22:28:50,401 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/981319961/95975b4aac9f47089e41b1415ee5c51f [2024-11-22 22:28:50,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 22:28:50,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 22:28:50,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 22:28:50,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 22:28:50,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 22:28:50,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcb3c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50, skipping insertion in model container [2024-11-22 22:28:50,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,455 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 22:28:50,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 22:28:50,675 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 22:28:50,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 22:28:50,711 INFO L204 MainTranslator]: Completed translation [2024-11-22 22:28:50,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50 WrapperNode [2024-11-22 22:28:50,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 22:28:50,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 22:28:50,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 22:28:50,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 22:28:50,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,725 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,752 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 195 [2024-11-22 22:28:50,752 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 22:28:50,753 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 22:28:50,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 22:28:50,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 22:28:50,764 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,766 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,776 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-22 22:28:50,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,777 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 22:28:50,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 22:28:50,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 22:28:50,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 22:28:50,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (1/1) ... [2024-11-22 22:28:50,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 22:28:50,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:28:50,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 22:28:50,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 22:28:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 22:28:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 22:28:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 22:28:50,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 22:28:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 22:28:50,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 22:28:50,917 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 22:28:50,919 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 22:28:51,456 INFO L? ?]: Removed 239 outVars from TransFormulas that were not future-live. [2024-11-22 22:28:51,457 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 22:28:51,480 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 22:28:51,481 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 22:28:51,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:28:51 BoogieIcfgContainer [2024-11-22 22:28:51,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 22:28:51,486 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 22:28:51,486 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 22:28:51,488 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 22:28:51,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:28:50" (1/3) ... [2024-11-22 22:28:51,490 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fd9d911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:28:51, skipping insertion in model container [2024-11-22 22:28:51,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:28:50" (2/3) ... [2024-11-22 22:28:51,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fd9d911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:28:51, skipping insertion in model container [2024-11-22 22:28:51,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:28:51" (3/3) ... [2024-11-22 22:28:51,492 INFO L112 eAbstractionObserver]: Analyzing ICFG cohencu-ll_unwindbound1.c [2024-11-22 22:28:51,504 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 22:28:51,505 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 140 error locations. [2024-11-22 22:28:51,554 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 22:28:51,559 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;@6d2c204b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 22:28:51,560 INFO L334 AbstractCegarLoop]: Starting to check reachability of 140 error locations. [2024-11-22 22:28:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand has 306 states, 153 states have (on average 1.9411764705882353) internal successors, (297), 293 states have internal predecessors, (297), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-22 22:28:51,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-22 22:28:51,568 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:51,568 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-22 22:28:51,569 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:51,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:51,572 INFO L85 PathProgramCache]: Analyzing trace with hash 925668, now seen corresponding path program 1 times [2024-11-22 22:28:51,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:51,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145060550] [2024-11-22 22:28:51,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:51,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:51,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:28:51,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:51,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145060550] [2024-11-22 22:28:51,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145060550] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:51,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:51,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:28:51,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772007289] [2024-11-22 22:28:51,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:51,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:28:51,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:51,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:28:51,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:28:51,770 INFO L87 Difference]: Start difference. First operand has 306 states, 153 states have (on average 1.9411764705882353) internal successors, (297), 293 states have internal predecessors, (297), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 4 states, 3 states have (on average 1.3333333333333333) 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) [2024-11-22 22:28:51,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:51,850 INFO L93 Difference]: Finished difference Result 601 states and 646 transitions. [2024-11-22 22:28:51,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 22:28:51,854 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) 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 [2024-11-22 22:28:51,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:51,864 INFO L225 Difference]: With dead ends: 601 [2024-11-22 22:28:51,864 INFO L226 Difference]: Without dead ends: 291 [2024-11-22 22:28:51,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:28:51,873 INFO L432 NwaCegarLoop]: 302 mSDtfsCounter, 307 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:51,875 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 602 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 22:28:51,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2024-11-22 22:28:51,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2024-11-22 22:28:51,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 148 states have (on average 1.8986486486486487) internal successors, (281), 279 states have internal predecessors, (281), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-22 22:28:51,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 301 transitions. [2024-11-22 22:28:51,931 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 301 transitions. Word has length 4 [2024-11-22 22:28:51,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:51,957 INFO L471 AbstractCegarLoop]: Abstraction has 291 states and 301 transitions. [2024-11-22 22:28:51,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) 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) [2024-11-22 22:28:51,957 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 301 transitions. [2024-11-22 22:28:51,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-22 22:28:51,958 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:51,958 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-22 22:28:51,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 22:28:51,958 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:51,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:51,959 INFO L85 PathProgramCache]: Analyzing trace with hash 28695749, now seen corresponding path program 1 times [2024-11-22 22:28:51,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:51,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966193121] [2024-11-22 22:28:51,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:51,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:52,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:28:52,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:52,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966193121] [2024-11-22 22:28:52,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966193121] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:52,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:52,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:28:52,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949025164] [2024-11-22 22:28:52,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:52,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:28:52,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:52,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:28:52,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:28:52,004 INFO L87 Difference]: Start difference. First operand 291 states and 301 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:28:52,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:52,049 INFO L93 Difference]: Finished difference Result 471 states and 485 transitions. [2024-11-22 22:28:52,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 22:28:52,049 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-22 22:28:52,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:52,051 INFO L225 Difference]: With dead ends: 471 [2024-11-22 22:28:52,053 INFO L226 Difference]: Without dead ends: 295 [2024-11-22 22:28:52,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:28:52,054 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 3 mSDsluCounter, 590 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 887 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 [2024-11-22 22:28:52,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 887 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 22:28:52,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2024-11-22 22:28:52,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295. [2024-11-22 22:28:52,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 152 states have (on average 1.875) internal successors, (285), 283 states have internal predecessors, (285), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-22 22:28:52,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 305 transitions. [2024-11-22 22:28:52,068 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 305 transitions. Word has length 5 [2024-11-22 22:28:52,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:52,069 INFO L471 AbstractCegarLoop]: Abstraction has 295 states and 305 transitions. [2024-11-22 22:28:52,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:28:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 305 transitions. [2024-11-22 22:28:52,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-22 22:28:52,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:52,069 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:52,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 22:28:52,070 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:52,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:52,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1806812487, now seen corresponding path program 1 times [2024-11-22 22:28:52,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:52,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673892460] [2024-11-22 22:28:52,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:52,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:52,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 22:28:52,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:52,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673892460] [2024-11-22 22:28:52,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673892460] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:52,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:52,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:28:52,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598389714] [2024-11-22 22:28:52,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:52,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:28:52,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:52,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:28:52,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:52,111 INFO L87 Difference]: Start difference. First operand 295 states and 305 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) [2024-11-22 22:28:52,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:52,196 INFO L93 Difference]: Finished difference Result 563 states and 583 transitions. [2024-11-22 22:28:52,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:28:52,197 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 [2024-11-22 22:28:52,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:52,199 INFO L225 Difference]: With dead ends: 563 [2024-11-22 22:28:52,199 INFO L226 Difference]: Without dead ends: 543 [2024-11-22 22:28:52,199 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:52,200 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 237 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:52,200 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 596 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 22:28:52,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2024-11-22 22:28:52,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 353. [2024-11-22 22:28:52,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 205 states have (on average 1.7853658536585366) internal successors, (366), 336 states have internal predecessors, (366), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-22 22:28:52,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 396 transitions. [2024-11-22 22:28:52,238 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 396 transitions. Word has length 7 [2024-11-22 22:28:52,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:52,238 INFO L471 AbstractCegarLoop]: Abstraction has 353 states and 396 transitions. [2024-11-22 22:28:52,238 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) [2024-11-22 22:28:52,244 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 396 transitions. [2024-11-22 22:28:52,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-22 22:28:52,245 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:52,245 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:52,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 22:28:52,246 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:52,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:52,246 INFO L85 PathProgramCache]: Analyzing trace with hash -133892695, now seen corresponding path program 1 times [2024-11-22 22:28:52,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:52,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804884822] [2024-11-22 22:28:52,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:52,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:28:52,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1121263047] [2024-11-22 22:28:52,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:52,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:28:52,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:28:52,284 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:28:52,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 22:28:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:52,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-22 22:28:52,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:28:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-22 22:28:52,517 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 22:28:52,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:52,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804884822] [2024-11-22 22:28:52,518 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:28:52,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1121263047] [2024-11-22 22:28:52,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1121263047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:52,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:52,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:28:52,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128399752] [2024-11-22 22:28:52,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:52,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:28:52,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:52,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:28:52,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:52,521 INFO L87 Difference]: Start difference. First operand 353 states and 396 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:52,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:52,891 INFO L93 Difference]: Finished difference Result 513 states and 571 transitions. [2024-11-22 22:28:52,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:28:52,891 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 40 [2024-11-22 22:28:52,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:52,921 INFO L225 Difference]: With dead ends: 513 [2024-11-22 22:28:52,922 INFO L226 Difference]: Without dead ends: 458 [2024-11-22 22:28:52,922 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:52,923 INFO L432 NwaCegarLoop]: 220 mSDtfsCounter, 134 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:52,923 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 329 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 339 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:28:52,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2024-11-22 22:28:52,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 438. [2024-11-22 22:28:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 438 states, 285 states have (on average 1.6456140350877193) internal successors, (469), 416 states have internal predecessors, (469), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-22 22:28:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 509 transitions. [2024-11-22 22:28:52,935 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 509 transitions. Word has length 40 [2024-11-22 22:28:52,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:52,935 INFO L471 AbstractCegarLoop]: Abstraction has 438 states and 509 transitions. [2024-11-22 22:28:52,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 509 transitions. [2024-11-22 22:28:52,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-22 22:28:52,936 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:52,936 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:52,947 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-22 22:28:53,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:28:53,141 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:53,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:53,142 INFO L85 PathProgramCache]: Analyzing trace with hash 178141835, now seen corresponding path program 1 times [2024-11-22 22:28:53,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:53,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980594786] [2024-11-22 22:28:53,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:53,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-22 22:28:53,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:53,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980594786] [2024-11-22 22:28:53,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980594786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:53,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:53,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:28:53,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000714056] [2024-11-22 22:28:53,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:53,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:28:53,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:53,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:28:53,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:53,213 INFO L87 Difference]: Start difference. First operand 438 states and 509 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:53,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:53,495 INFO L93 Difference]: Finished difference Result 471 states and 516 transitions. [2024-11-22 22:28:53,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:28:53,495 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 42 [2024-11-22 22:28:53,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:53,498 INFO L225 Difference]: With dead ends: 471 [2024-11-22 22:28:53,499 INFO L226 Difference]: Without dead ends: 448 [2024-11-22 22:28:53,499 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:53,500 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 120 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:53,501 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 434 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:28:53,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2024-11-22 22:28:53,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 438. [2024-11-22 22:28:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 438 states, 285 states have (on average 1.5649122807017544) internal successors, (446), 416 states have internal predecessors, (446), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-22 22:28:53,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 486 transitions. [2024-11-22 22:28:53,518 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 486 transitions. Word has length 42 [2024-11-22 22:28:53,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:53,518 INFO L471 AbstractCegarLoop]: Abstraction has 438 states and 486 transitions. [2024-11-22 22:28:53,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:53,519 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 486 transitions. [2024-11-22 22:28:53,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-22 22:28:53,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:53,520 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:53,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 22:28:53,520 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:53,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:53,521 INFO L85 PathProgramCache]: Analyzing trace with hash -604385427, now seen corresponding path program 1 times [2024-11-22 22:28:53,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:53,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618906236] [2024-11-22 22:28:53,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:53,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-22 22:28:53,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:53,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618906236] [2024-11-22 22:28:53,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618906236] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:53,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:53,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 22:28:53,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873987215] [2024-11-22 22:28:53,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:53,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:28:53,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:53,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:28:53,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:28:53,607 INFO L87 Difference]: Start difference. First operand 438 states and 486 transitions. Second operand has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:54,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:54,156 INFO L93 Difference]: Finished difference Result 450 states and 493 transitions. [2024-11-22 22:28:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 22:28:54,157 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 44 [2024-11-22 22:28:54,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:54,159 INFO L225 Difference]: With dead ends: 450 [2024-11-22 22:28:54,159 INFO L226 Difference]: Without dead ends: 448 [2024-11-22 22:28:54,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:28:54,160 INFO L432 NwaCegarLoop]: 227 mSDtfsCounter, 140 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:54,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 518 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-22 22:28:54,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2024-11-22 22:28:54,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 438. [2024-11-22 22:28:54,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 438 states, 285 states have (on average 1.5578947368421052) internal successors, (444), 416 states have internal predecessors, (444), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-22 22:28:54,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 484 transitions. [2024-11-22 22:28:54,172 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 484 transitions. Word has length 44 [2024-11-22 22:28:54,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:54,172 INFO L471 AbstractCegarLoop]: Abstraction has 438 states and 484 transitions. [2024-11-22 22:28:54,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:54,172 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 484 transitions. [2024-11-22 22:28:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-22 22:28:54,173 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:54,173 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:54,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 22:28:54,174 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:54,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:54,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1556078956, now seen corresponding path program 1 times [2024-11-22 22:28:54,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:54,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641018482] [2024-11-22 22:28:54,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:54,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-22 22:28:54,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:54,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641018482] [2024-11-22 22:28:54,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641018482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:54,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:54,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 22:28:54,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754994778] [2024-11-22 22:28:54,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:54,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:28:54,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:54,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:28:54,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:28:54,265 INFO L87 Difference]: Start difference. First operand 438 states and 484 transitions. Second operand has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:54,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:54,552 INFO L93 Difference]: Finished difference Result 450 states and 491 transitions. [2024-11-22 22:28:54,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 22:28:54,553 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 45 [2024-11-22 22:28:54,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:54,555 INFO L225 Difference]: With dead ends: 450 [2024-11-22 22:28:54,556 INFO L226 Difference]: Without dead ends: 448 [2024-11-22 22:28:54,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:28:54,557 INFO L432 NwaCegarLoop]: 264 mSDtfsCounter, 255 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:54,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 472 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:28:54,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2024-11-22 22:28:54,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 438. [2024-11-22 22:28:54,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 438 states, 285 states have (on average 1.550877192982456) internal successors, (442), 416 states have internal predecessors, (442), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-22 22:28:54,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 482 transitions. [2024-11-22 22:28:54,575 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 482 transitions. Word has length 45 [2024-11-22 22:28:54,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:54,575 INFO L471 AbstractCegarLoop]: Abstraction has 438 states and 482 transitions. [2024-11-22 22:28:54,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:54,575 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 482 transitions. [2024-11-22 22:28:54,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-22 22:28:54,577 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:54,577 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:54,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-22 22:28:54,578 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:54,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:54,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1566054095, now seen corresponding path program 1 times [2024-11-22 22:28:54,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:54,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069579699] [2024-11-22 22:28:54,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:54,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:28:54,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [496320177] [2024-11-22 22:28:54,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:54,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:28:54,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:28:54,602 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:28:54,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-22 22:28:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:54,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-22 22:28:54,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:28:54,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-22 22:28:54,816 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 22:28:54,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:54,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069579699] [2024-11-22 22:28:54,816 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:28:54,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496320177] [2024-11-22 22:28:54,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496320177] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:54,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:54,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:28:54,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551563680] [2024-11-22 22:28:54,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:54,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:28:54,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:54,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:28:54,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:54,818 INFO L87 Difference]: Start difference. First operand 438 states and 482 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:55,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:55,129 INFO L93 Difference]: Finished difference Result 455 states and 489 transitions. [2024-11-22 22:28:55,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:28:55,130 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 48 [2024-11-22 22:28:55,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:55,132 INFO L225 Difference]: With dead ends: 455 [2024-11-22 22:28:55,132 INFO L226 Difference]: Without dead ends: 446 [2024-11-22 22:28:55,132 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:55,132 INFO L432 NwaCegarLoop]: 251 mSDtfsCounter, 112 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:55,133 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 338 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:28:55,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2024-11-22 22:28:55,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 441. [2024-11-22 22:28:55,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 288 states have (on average 1.5243055555555556) internal successors, (439), 419 states have internal predecessors, (439), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-22 22:28:55,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 479 transitions. [2024-11-22 22:28:55,146 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 479 transitions. Word has length 48 [2024-11-22 22:28:55,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:55,146 INFO L471 AbstractCegarLoop]: Abstraction has 441 states and 479 transitions. [2024-11-22 22:28:55,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 479 transitions. [2024-11-22 22:28:55,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-22 22:28:55,147 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:55,147 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:55,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-22 22:28:55,348 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,SelfDestructingSolverStorable7 [2024-11-22 22:28:55,348 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:55,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:55,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1303036584, now seen corresponding path program 1 times [2024-11-22 22:28:55,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:55,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021394656] [2024-11-22 22:28:55,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:55,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:55,406 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-22 22:28:55,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:55,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021394656] [2024-11-22 22:28:55,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021394656] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:55,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:55,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 22:28:55,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236739937] [2024-11-22 22:28:55,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:55,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:28:55,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:55,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:28:55,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:28:55,407 INFO L87 Difference]: Start difference. First operand 441 states and 479 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:55,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:55,707 INFO L93 Difference]: Finished difference Result 454 states and 480 transitions. [2024-11-22 22:28:55,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 22:28:55,708 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 49 [2024-11-22 22:28:55,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:55,709 INFO L225 Difference]: With dead ends: 454 [2024-11-22 22:28:55,709 INFO L226 Difference]: Without dead ends: 448 [2024-11-22 22:28:55,710 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:28:55,710 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 247 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:55,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 376 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:28:55,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2024-11-22 22:28:55,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 441. [2024-11-22 22:28:55,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 288 states have (on average 1.5034722222222223) internal successors, (433), 419 states have internal predecessors, (433), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-22 22:28:55,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 473 transitions. [2024-11-22 22:28:55,719 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 473 transitions. Word has length 49 [2024-11-22 22:28:55,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:55,719 INFO L471 AbstractCegarLoop]: Abstraction has 441 states and 473 transitions. [2024-11-22 22:28:55,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:55,719 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 473 transitions. [2024-11-22 22:28:55,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-22 22:28:55,720 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:55,720 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:55,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-22 22:28:55,720 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:55,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:55,721 INFO L85 PathProgramCache]: Analyzing trace with hash -528933860, now seen corresponding path program 1 times [2024-11-22 22:28:55,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:55,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621508123] [2024-11-22 22:28:55,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:55,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:55,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-22 22:28:55,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:55,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621508123] [2024-11-22 22:28:55,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621508123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:55,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:55,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 22:28:55,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757304395] [2024-11-22 22:28:55,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:55,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:28:55,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:55,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:28:55,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:28:55,849 INFO L87 Difference]: Start difference. First operand 441 states and 473 transitions. Second operand has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:56,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:56,196 INFO L93 Difference]: Finished difference Result 452 states and 474 transitions. [2024-11-22 22:28:56,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:28:56,196 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 53 [2024-11-22 22:28:56,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:56,198 INFO L225 Difference]: With dead ends: 452 [2024-11-22 22:28:56,198 INFO L226 Difference]: Without dead ends: 379 [2024-11-22 22:28:56,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:28:56,199 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 226 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:56,199 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 316 Invalid, 337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:28:56,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2024-11-22 22:28:56,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 375. [2024-11-22 22:28:56,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 225 states have (on average 1.6177777777777778) internal successors, (364), 356 states have internal predecessors, (364), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-22 22:28:56,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 398 transitions. [2024-11-22 22:28:56,207 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 398 transitions. Word has length 53 [2024-11-22 22:28:56,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:56,207 INFO L471 AbstractCegarLoop]: Abstraction has 375 states and 398 transitions. [2024-11-22 22:28:56,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-22 22:28:56,207 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 398 transitions. [2024-11-22 22:28:56,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-22 22:28:56,208 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:56,208 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:56,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-22 22:28:56,208 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:56,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:56,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1162037022, now seen corresponding path program 1 times [2024-11-22 22:28:56,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:56,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207820048] [2024-11-22 22:28:56,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:56,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:56,258 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-22 22:28:56,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:56,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207820048] [2024-11-22 22:28:56,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207820048] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:56,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:56,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:28:56,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629588742] [2024-11-22 22:28:56,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:56,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:28:56,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:56,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:28:56,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:56,260 INFO L87 Difference]: Start difference. First operand 375 states and 398 transitions. Second operand has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-22 22:28:56,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:56,467 INFO L93 Difference]: Finished difference Result 375 states and 398 transitions. [2024-11-22 22:28:56,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:28:56,467 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 85 [2024-11-22 22:28:56,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:56,468 INFO L225 Difference]: With dead ends: 375 [2024-11-22 22:28:56,469 INFO L226 Difference]: Without dead ends: 368 [2024-11-22 22:28:56,469 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:56,469 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 140 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:56,469 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 158 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 22:28:56,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-11-22 22:28:56,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 368. [2024-11-22 22:28:56,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 225 states have (on average 1.5866666666666667) internal successors, (357), 349 states have internal predecessors, (357), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-22 22:28:56,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 391 transitions. [2024-11-22 22:28:56,477 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 391 transitions. Word has length 85 [2024-11-22 22:28:56,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:56,478 INFO L471 AbstractCegarLoop]: Abstraction has 368 states and 391 transitions. [2024-11-22 22:28:56,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-22 22:28:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 391 transitions. [2024-11-22 22:28:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-22 22:28:56,479 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:56,479 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:56,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-22 22:28:56,479 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:56,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:56,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1663409478, now seen corresponding path program 1 times [2024-11-22 22:28:56,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:56,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701936408] [2024-11-22 22:28:56,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:56,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:56,526 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-22 22:28:56,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:56,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701936408] [2024-11-22 22:28:56,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701936408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:56,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:56,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:28:56,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169527518] [2024-11-22 22:28:56,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:56,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:28:56,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:56,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:28:56,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:56,528 INFO L87 Difference]: Start difference. First operand 368 states and 391 transitions. Second operand has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-22 22:28:56,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:56,724 INFO L93 Difference]: Finished difference Result 375 states and 394 transitions. [2024-11-22 22:28:56,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:28:56,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 86 [2024-11-22 22:28:56,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:56,726 INFO L225 Difference]: With dead ends: 375 [2024-11-22 22:28:56,726 INFO L226 Difference]: Without dead ends: 374 [2024-11-22 22:28:56,727 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:56,727 INFO L432 NwaCegarLoop]: 266 mSDtfsCounter, 24 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:56,727 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 409 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 22:28:56,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2024-11-22 22:28:56,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 370. [2024-11-22 22:28:56,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 227 states have (on average 1.5814977973568283) internal successors, (359), 351 states have internal predecessors, (359), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-22 22:28:56,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 393 transitions. [2024-11-22 22:28:56,735 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 393 transitions. Word has length 86 [2024-11-22 22:28:56,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:56,735 INFO L471 AbstractCegarLoop]: Abstraction has 370 states and 393 transitions. [2024-11-22 22:28:56,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-22 22:28:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 393 transitions. [2024-11-22 22:28:56,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-22 22:28:56,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:56,736 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:56,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-22 22:28:56,737 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:56,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:56,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1018158765, now seen corresponding path program 1 times [2024-11-22 22:28:56,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:56,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363804667] [2024-11-22 22:28:56,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:56,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 22:28:56,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:56,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363804667] [2024-11-22 22:28:56,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363804667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:56,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:56,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:28:56,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187149139] [2024-11-22 22:28:56,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:56,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:28:56,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:56,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:28:56,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:56,808 INFO L87 Difference]: Start difference. First operand 370 states and 393 transitions. Second operand has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-22 22:28:56,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:56,861 INFO L93 Difference]: Finished difference Result 370 states and 393 transitions. [2024-11-22 22:28:56,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:28:56,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 88 [2024-11-22 22:28:56,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:56,862 INFO L225 Difference]: With dead ends: 370 [2024-11-22 22:28:56,863 INFO L226 Difference]: Without dead ends: 368 [2024-11-22 22:28:56,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:56,863 INFO L432 NwaCegarLoop]: 252 mSDtfsCounter, 194 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:56,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 266 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 22:28:56,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-11-22 22:28:56,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 368. [2024-11-22 22:28:56,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 227 states have (on average 1.5638766519823788) internal successors, (355), 349 states have internal predecessors, (355), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-22 22:28:56,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 389 transitions. [2024-11-22 22:28:56,871 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 389 transitions. Word has length 88 [2024-11-22 22:28:56,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:56,871 INFO L471 AbstractCegarLoop]: Abstraction has 368 states and 389 transitions. [2024-11-22 22:28:56,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-22 22:28:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 389 transitions. [2024-11-22 22:28:56,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-22 22:28:56,872 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:56,872 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:56,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-22 22:28:56,873 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:56,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:56,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1498150823, now seen corresponding path program 1 times [2024-11-22 22:28:56,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:56,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759200389] [2024-11-22 22:28:56,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:56,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 22:28:56,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:56,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759200389] [2024-11-22 22:28:56,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759200389] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:56,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:56,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-22 22:28:56,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159292103] [2024-11-22 22:28:56,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:56,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 22:28:56,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:56,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 22:28:56,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:28:56,929 INFO L87 Difference]: Start difference. First operand 368 states and 389 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-22 22:28:57,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:57,069 INFO L93 Difference]: Finished difference Result 372 states and 389 transitions. [2024-11-22 22:28:57,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 22:28:57,070 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 89 [2024-11-22 22:28:57,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:57,071 INFO L225 Difference]: With dead ends: 372 [2024-11-22 22:28:57,071 INFO L226 Difference]: Without dead ends: 368 [2024-11-22 22:28:57,071 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:28:57,072 INFO L432 NwaCegarLoop]: 267 mSDtfsCounter, 34 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 777 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:57,072 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 777 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 22:28:57,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-11-22 22:28:57,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 366. [2024-11-22 22:28:57,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 225 states have (on average 1.56) internal successors, (351), 347 states have internal predecessors, (351), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-22 22:28:57,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 385 transitions. [2024-11-22 22:28:57,079 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 385 transitions. Word has length 89 [2024-11-22 22:28:57,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:57,079 INFO L471 AbstractCegarLoop]: Abstraction has 366 states and 385 transitions. [2024-11-22 22:28:57,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-22 22:28:57,079 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 385 transitions. [2024-11-22 22:28:57,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-22 22:28:57,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:57,080 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:57,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-22 22:28:57,080 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:57,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:57,080 INFO L85 PathProgramCache]: Analyzing trace with hash -700865343, now seen corresponding path program 1 times [2024-11-22 22:28:57,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:57,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447287831] [2024-11-22 22:28:57,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:57,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:57,125 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-22 22:28:57,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:57,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447287831] [2024-11-22 22:28:57,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447287831] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:57,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:57,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-22 22:28:57,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995922010] [2024-11-22 22:28:57,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:57,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 22:28:57,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:57,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 22:28:57,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:28:57,127 INFO L87 Difference]: Start difference. First operand 366 states and 385 transitions. Second operand has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-22 22:28:57,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:57,178 INFO L93 Difference]: Finished difference Result 535 states and 557 transitions. [2024-11-22 22:28:57,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 22:28:57,178 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 89 [2024-11-22 22:28:57,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:57,180 INFO L225 Difference]: With dead ends: 535 [2024-11-22 22:28:57,180 INFO L226 Difference]: Without dead ends: 534 [2024-11-22 22:28:57,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-22 22:28:57,181 INFO L432 NwaCegarLoop]: 450 mSDtfsCounter, 229 mSDsluCounter, 1049 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 1499 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:57,181 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 1499 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 22:28:57,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2024-11-22 22:28:57,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 442. [2024-11-22 22:28:57,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 296 states have (on average 1.6283783783783783) internal successors, (482), 418 states have internal predecessors, (482), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-22 22:28:57,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 526 transitions. [2024-11-22 22:28:57,190 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 526 transitions. Word has length 89 [2024-11-22 22:28:57,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:57,190 INFO L471 AbstractCegarLoop]: Abstraction has 442 states and 526 transitions. [2024-11-22 22:28:57,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-22 22:28:57,190 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 526 transitions. [2024-11-22 22:28:57,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-22 22:28:57,191 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:57,191 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:57,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-22 22:28:57,191 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:57,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:57,191 INFO L85 PathProgramCache]: Analyzing trace with hash 778272323, now seen corresponding path program 1 times [2024-11-22 22:28:57,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:57,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525313236] [2024-11-22 22:28:57,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:57,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:57,233 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-22 22:28:57,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:57,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525313236] [2024-11-22 22:28:57,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525313236] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:28:57,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1732075009] [2024-11-22 22:28:57,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:57,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:28:57,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:28:57,236 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) [2024-11-22 22:28:57,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-22 22:28:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:57,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-22 22:28:57,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:28:57,384 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-22 22:28:57,385 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 22:28:57,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1732075009] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:57,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 22:28:57,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-22 22:28:57,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150409251] [2024-11-22 22:28:57,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:57,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:28:57,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:57,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:28:57,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:28:57,387 INFO L87 Difference]: Start difference. First operand 442 states and 526 transitions. Second operand has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-22 22:28:57,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:57,473 INFO L93 Difference]: Finished difference Result 444 states and 526 transitions. [2024-11-22 22:28:57,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 22:28:57,473 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 91 [2024-11-22 22:28:57,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:57,476 INFO L225 Difference]: With dead ends: 444 [2024-11-22 22:28:57,476 INFO L226 Difference]: Without dead ends: 436 [2024-11-22 22:28:57,476 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:28:57,477 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 255 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:57,477 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 375 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 22:28:57,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2024-11-22 22:28:57,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2024-11-22 22:28:57,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 296 states have (on average 1.5945945945945945) internal successors, (472), 410 states have internal predecessors, (472), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-22 22:28:57,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 516 transitions. [2024-11-22 22:28:57,489 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 516 transitions. Word has length 91 [2024-11-22 22:28:57,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:57,489 INFO L471 AbstractCegarLoop]: Abstraction has 434 states and 516 transitions. [2024-11-22 22:28:57,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-22 22:28:57,489 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 516 transitions. [2024-11-22 22:28:57,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-22 22:28:57,490 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:57,490 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:57,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-22 22:28:57,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:28:57,691 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:57,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:57,692 INFO L85 PathProgramCache]: Analyzing trace with hash -1643361713, now seen corresponding path program 1 times [2024-11-22 22:28:57,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:57,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674464463] [2024-11-22 22:28:57,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:57,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:57,745 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-22 22:28:57,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:57,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674464463] [2024-11-22 22:28:57,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674464463] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:28:57,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [675530520] [2024-11-22 22:28:57,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:57,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:28:57,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:28:57,748 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) [2024-11-22 22:28:57,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-22 22:28:57,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:57,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-22 22:28:57,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:28:57,865 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-22 22:28:57,865 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:28:57,960 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-22 22:28:57,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [675530520] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 22:28:57,960 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-22 22:28:57,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-22 22:28:57,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747601280] [2024-11-22 22:28:57,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-22 22:28:57,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-22 22:28:57,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:57,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-22 22:28:57,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-22 22:28:57,962 INFO L87 Difference]: Start difference. First operand 434 states and 516 transitions. Second operand has 7 states, 6 states have (on average 31.666666666666668) internal successors, (190), 7 states have internal predecessors, (190), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-22 22:28:58,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:58,101 INFO L93 Difference]: Finished difference Result 779 states and 948 transitions. [2024-11-22 22:28:58,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 22:28:58,102 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 31.666666666666668) internal successors, (190), 7 states have internal predecessors, (190), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 92 [2024-11-22 22:28:58,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:58,104 INFO L225 Difference]: With dead ends: 779 [2024-11-22 22:28:58,104 INFO L226 Difference]: Without dead ends: 771 [2024-11-22 22:28:58,104 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-22 22:28:58,105 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 1026 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 749 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:58,105 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1043 Valid, 749 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 22:28:58,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2024-11-22 22:28:58,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 505. [2024-11-22 22:28:58,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 505 states, 367 states have (on average 1.561307901907357) internal successors, (573), 476 states have internal predecessors, (573), 27 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-22 22:28:58,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 627 transitions. [2024-11-22 22:28:58,116 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 627 transitions. Word has length 92 [2024-11-22 22:28:58,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:58,117 INFO L471 AbstractCegarLoop]: Abstraction has 505 states and 627 transitions. [2024-11-22 22:28:58,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 31.666666666666668) internal successors, (190), 7 states have internal predecessors, (190), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-22 22:28:58,117 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 627 transitions. [2024-11-22 22:28:58,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-22 22:28:58,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:58,118 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:58,124 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-22 22:28:58,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-22 22:28:58,319 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:58,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:58,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1996328184, now seen corresponding path program 1 times [2024-11-22 22:28:58,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:58,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281548164] [2024-11-22 22:28:58,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:58,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:58,360 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-22 22:28:58,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:58,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281548164] [2024-11-22 22:28:58,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281548164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:28:58,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:28:58,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 22:28:58,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021416233] [2024-11-22 22:28:58,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:28:58,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 22:28:58,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:58,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 22:28:58,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:58,362 INFO L87 Difference]: Start difference. First operand 505 states and 627 transitions. Second operand has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-22 22:28:58,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:28:58,411 INFO L93 Difference]: Finished difference Result 505 states and 627 transitions. [2024-11-22 22:28:58,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:28:58,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 101 [2024-11-22 22:28:58,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:28:58,413 INFO L225 Difference]: With dead ends: 505 [2024-11-22 22:28:58,413 INFO L226 Difference]: Without dead ends: 503 [2024-11-22 22:28:58,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 22:28:58,414 INFO L432 NwaCegarLoop]: 238 mSDtfsCounter, 170 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 22:28:58,414 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 252 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 22:28:58,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2024-11-22 22:28:58,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 503. [2024-11-22 22:28:58,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 503 states, 367 states have (on average 1.550408719346049) internal successors, (569), 474 states have internal predecessors, (569), 27 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-22 22:28:58,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 623 transitions. [2024-11-22 22:28:58,423 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 623 transitions. Word has length 101 [2024-11-22 22:28:58,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:28:58,424 INFO L471 AbstractCegarLoop]: Abstraction has 503 states and 623 transitions. [2024-11-22 22:28:58,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-22 22:28:58,424 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 623 transitions. [2024-11-22 22:28:58,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-22 22:28:58,425 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:28:58,425 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:28:58,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-22 22:28:58,425 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:28:58,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:28:58,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1756631742, now seen corresponding path program 1 times [2024-11-22 22:28:58,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:28:58,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141775851] [2024-11-22 22:28:58,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:58,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:28:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:28:58,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [725131112] [2024-11-22 22:28:58,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:28:58,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:28:58,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:28:58,453 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) [2024-11-22 22:28:58,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-22 22:28:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:28:58,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-22 22:28:58,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:28:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 22:28:59,357 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:28:59,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:28:59,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141775851] [2024-11-22 22:28:59,608 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:28:59,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725131112] [2024-11-22 22:28:59,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [725131112] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:28:59,608 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-22 22:28:59,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2024-11-22 22:28:59,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974147239] [2024-11-22 22:28:59,609 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-22 22:28:59,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 22:28:59,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:28:59,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 22:28:59,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:28:59,609 INFO L87 Difference]: Start difference. First operand 503 states and 623 transitions. Second operand has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-22 22:29:00,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:00,274 INFO L93 Difference]: Finished difference Result 714 states and 919 transitions. [2024-11-22 22:29:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-22 22:29:00,274 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 102 [2024-11-22 22:29:00,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:00,277 INFO L225 Difference]: With dead ends: 714 [2024-11-22 22:29:00,277 INFO L226 Difference]: Without dead ends: 708 [2024-11-22 22:29:00,277 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-22 22:29:00,278 INFO L432 NwaCegarLoop]: 183 mSDtfsCounter, 193 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 849 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:00,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 448 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 849 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 22:29:00,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 708 states. [2024-11-22 22:29:00,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 708 to 652. [2024-11-22 22:29:00,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 652 states, 506 states have (on average 1.6027667984189724) internal successors, (811), 614 states have internal predecessors, (811), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 35 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-22 22:29:00,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 885 transitions. [2024-11-22 22:29:00,293 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 885 transitions. Word has length 102 [2024-11-22 22:29:00,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:00,293 INFO L471 AbstractCegarLoop]: Abstraction has 652 states and 885 transitions. [2024-11-22 22:29:00,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-22 22:29:00,293 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 885 transitions. [2024-11-22 22:29:00,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-22 22:29:00,294 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:00,294 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:00,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-22 22:29:00,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:00,498 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:00,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:00,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1885573092, now seen corresponding path program 1 times [2024-11-22 22:29:00,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:00,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478339537] [2024-11-22 22:29:00,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:00,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:00,611 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 22:29:00,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:00,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478339537] [2024-11-22 22:29:00,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478339537] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:29:00,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75730990] [2024-11-22 22:29:00,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:00,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:00,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:00,617 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) [2024-11-22 22:29:00,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-22 22:29:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:00,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-22 22:29:00,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:00,802 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-22 22:29:00,803 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:29:00,889 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 22:29:00,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75730990] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 22:29:00,889 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-22 22:29:00,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6] total 6 [2024-11-22 22:29:00,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438649441] [2024-11-22 22:29:00,890 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-22 22:29:00,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 22:29:00,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:00,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 22:29:00,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-22 22:29:00,891 INFO L87 Difference]: Start difference. First operand 652 states and 885 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 2 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-22 22:29:00,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:00,923 INFO L93 Difference]: Finished difference Result 741 states and 920 transitions. [2024-11-22 22:29:00,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-22 22:29:00,923 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 2 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2024-11-22 22:29:00,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:00,924 INFO L225 Difference]: With dead ends: 741 [2024-11-22 22:29:00,924 INFO L226 Difference]: Without dead ends: 252 [2024-11-22 22:29:00,925 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 203 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2024-11-22 22:29:00,926 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 165 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 686 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:00,926 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 686 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 22:29:00,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-22 22:29:00,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 252. [2024-11-22 22:29:00,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 173 states have (on average 1.3815028901734103) internal successors, (239), 237 states have internal predecessors, (239), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-22 22:29:00,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 263 transitions. [2024-11-22 22:29:00,932 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 263 transitions. Word has length 103 [2024-11-22 22:29:00,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:00,933 INFO L471 AbstractCegarLoop]: Abstraction has 252 states and 263 transitions. [2024-11-22 22:29:00,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 2 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-22 22:29:00,933 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 263 transitions. [2024-11-22 22:29:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-22 22:29:00,933 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:00,933 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:00,944 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-22 22:29:01,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:01,138 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:01,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:01,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1378990662, now seen corresponding path program 1 times [2024-11-22 22:29:01,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:01,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190857969] [2024-11-22 22:29:01,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:01,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:29:01,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1739266794] [2024-11-22 22:29:01,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:01,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:01,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:01,153 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) [2024-11-22 22:29:01,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-22 22:29:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:01,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-22 22:29:01,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:02,039 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 22:29:02,040 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:29:02,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:02,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190857969] [2024-11-22 22:29:02,268 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:29:02,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1739266794] [2024-11-22 22:29:02,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1739266794] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:29:02,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-22 22:29:02,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2024-11-22 22:29:02,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406792944] [2024-11-22 22:29:02,269 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-22 22:29:02,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 22:29:02,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:02,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 22:29:02,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:29:02,270 INFO L87 Difference]: Start difference. First operand 252 states and 263 transitions. Second operand has 5 states, 4 states have (on average 19.0) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-22 22:29:02,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:02,631 INFO L93 Difference]: Finished difference Result 252 states and 263 transitions. [2024-11-22 22:29:02,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 22:29:02,632 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.0) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 103 [2024-11-22 22:29:02,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:02,633 INFO L225 Difference]: With dead ends: 252 [2024-11-22 22:29:02,633 INFO L226 Difference]: Without dead ends: 247 [2024-11-22 22:29:02,633 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2024-11-22 22:29:02,634 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 120 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 594 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:02,634 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 219 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 594 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:29:02,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-11-22 22:29:02,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2024-11-22 22:29:02,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 173 states have (on average 1.3526011560693643) internal successors, (234), 232 states have internal predecessors, (234), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-22 22:29:02,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 258 transitions. [2024-11-22 22:29:02,640 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 258 transitions. Word has length 103 [2024-11-22 22:29:02,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:02,640 INFO L471 AbstractCegarLoop]: Abstraction has 247 states and 258 transitions. [2024-11-22 22:29:02,640 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.0) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-22 22:29:02,640 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 258 transitions. [2024-11-22 22:29:02,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-22 22:29:02,641 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:02,641 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:02,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-22 22:29:02,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:02,846 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:02,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:02,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1519996851, now seen corresponding path program 1 times [2024-11-22 22:29:02,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:02,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223876102] [2024-11-22 22:29:02,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:02,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:29:02,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1890452815] [2024-11-22 22:29:02,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:02,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:02,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:02,861 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) [2024-11-22 22:29:02,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-22 22:29:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:02,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-22 22:29:02,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:03,006 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-22 22:29:03,006 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 22:29:03,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:03,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223876102] [2024-11-22 22:29:03,007 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:29:03,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1890452815] [2024-11-22 22:29:03,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1890452815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:29:03,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:29:03,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 22:29:03,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327614131] [2024-11-22 22:29:03,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:29:03,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:29:03,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:03,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:29:03,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:29:03,008 INFO L87 Difference]: Start difference. First operand 247 states and 258 transitions. Second operand has 4 states, 3 states have (on average 24.333333333333332) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-22 22:29:03,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:03,142 INFO L93 Difference]: Finished difference Result 248 states and 258 transitions. [2024-11-22 22:29:03,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 22:29:03,142 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 24.333333333333332) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 105 [2024-11-22 22:29:03,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:03,143 INFO L225 Difference]: With dead ends: 248 [2024-11-22 22:29:03,143 INFO L226 Difference]: Without dead ends: 247 [2024-11-22 22:29:03,143 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:29:03,144 INFO L432 NwaCegarLoop]: 206 mSDtfsCounter, 73 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:03,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 271 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 22:29:03,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-11-22 22:29:03,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2024-11-22 22:29:03,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 173 states have (on average 1.346820809248555) internal successors, (233), 232 states have internal predecessors, (233), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-22 22:29:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 257 transitions. [2024-11-22 22:29:03,152 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 257 transitions. Word has length 105 [2024-11-22 22:29:03,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:03,152 INFO L471 AbstractCegarLoop]: Abstraction has 247 states and 257 transitions. [2024-11-22 22:29:03,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 24.333333333333332) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-22 22:29:03,153 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 257 transitions. [2024-11-22 22:29:03,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-22 22:29:03,153 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:03,153 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:03,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-22 22:29:03,353 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,SelfDestructingSolverStorable21 [2024-11-22 22:29:03,354 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:03,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:03,354 INFO L85 PathProgramCache]: Analyzing trace with hash 200962624, now seen corresponding path program 1 times [2024-11-22 22:29:03,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:03,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147419398] [2024-11-22 22:29:03,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:03,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:29:03,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1871452289] [2024-11-22 22:29:03,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:03,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:03,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:03,388 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) [2024-11-22 22:29:03,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-22 22:29:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:03,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-22 22:29:03,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:03,792 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 22:29:03,792 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:29:03,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:03,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147419398] [2024-11-22 22:29:03,990 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:29:03,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1871452289] [2024-11-22 22:29:03,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1871452289] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:29:03,990 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-22 22:29:03,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2024-11-22 22:29:03,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575877358] [2024-11-22 22:29:03,990 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-22 22:29:03,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 22:29:03,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:03,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 22:29:03,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:29:03,991 INFO L87 Difference]: Start difference. First operand 247 states and 257 transitions. Second operand has 5 states, 4 states have (on average 19.25) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-22 22:29:04,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:04,383 INFO L93 Difference]: Finished difference Result 247 states and 257 transitions. [2024-11-22 22:29:04,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 22:29:04,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.25) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 104 [2024-11-22 22:29:04,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:04,385 INFO L225 Difference]: With dead ends: 247 [2024-11-22 22:29:04,385 INFO L226 Difference]: Without dead ends: 239 [2024-11-22 22:29:04,385 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2024-11-22 22:29:04,386 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 181 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:04,386 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 177 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:29:04,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2024-11-22 22:29:04,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 239. [2024-11-22 22:29:04,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 173 states have (on average 1.300578034682081) internal successors, (225), 224 states have internal predecessors, (225), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-22 22:29:04,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 249 transitions. [2024-11-22 22:29:04,396 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 249 transitions. Word has length 104 [2024-11-22 22:29:04,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:04,396 INFO L471 AbstractCegarLoop]: Abstraction has 239 states and 249 transitions. [2024-11-22 22:29:04,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.25) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-22 22:29:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 249 transitions. [2024-11-22 22:29:04,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-22 22:29:04,397 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:04,397 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:04,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-22 22:29:04,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:04,598 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:04,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:04,599 INFO L85 PathProgramCache]: Analyzing trace with hash -124737670, now seen corresponding path program 1 times [2024-11-22 22:29:04,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:04,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102070220] [2024-11-22 22:29:04,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:04,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:29:04,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1210994041] [2024-11-22 22:29:04,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:04,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:04,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:04,623 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) [2024-11-22 22:29:04,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-22 22:29:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:04,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-22 22:29:04,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:04,865 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-22 22:29:04,865 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 22:29:04,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:04,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102070220] [2024-11-22 22:29:04,865 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:29:04,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1210994041] [2024-11-22 22:29:04,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1210994041] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 22:29:04,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 22:29:04,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 22:29:04,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975311766] [2024-11-22 22:29:04,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 22:29:04,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 22:29:04,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:04,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 22:29:04,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 22:29:04,866 INFO L87 Difference]: Start difference. First operand 239 states and 249 transitions. Second operand has 4 states, 3 states have (on average 24.666666666666668) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-22 22:29:05,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:05,072 INFO L93 Difference]: Finished difference Result 240 states and 249 transitions. [2024-11-22 22:29:05,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 22:29:05,073 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 24.666666666666668) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 106 [2024-11-22 22:29:05,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:05,074 INFO L225 Difference]: With dead ends: 240 [2024-11-22 22:29:05,074 INFO L226 Difference]: Without dead ends: 219 [2024-11-22 22:29:05,074 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 22:29:05,075 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 20 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:05,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 299 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 22:29:05,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-11-22 22:29:05,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2024-11-22 22:29:05,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 155 states have (on average 1.3290322580645162) internal successors, (206), 206 states have internal predecessors, (206), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-22 22:29:05,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 226 transitions. [2024-11-22 22:29:05,080 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 226 transitions. Word has length 106 [2024-11-22 22:29:05,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:05,081 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 226 transitions. [2024-11-22 22:29:05,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 24.666666666666668) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-22 22:29:05,081 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 226 transitions. [2024-11-22 22:29:05,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-22 22:29:05,082 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:05,082 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:05,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-22 22:29:05,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-11-22 22:29:05,286 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:05,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:05,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1934874236, now seen corresponding path program 1 times [2024-11-22 22:29:05,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:05,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753456917] [2024-11-22 22:29:05,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:05,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:29:05,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [673908754] [2024-11-22 22:29:05,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:05,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:05,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:05,300 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:29:05,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-22 22:29:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:05,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-22 22:29:05,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:05,590 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 22:29:05,590 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:29:05,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:05,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753456917] [2024-11-22 22:29:05,780 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:29:05,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673908754] [2024-11-22 22:29:05,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673908754] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:29:05,780 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-22 22:29:05,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2024-11-22 22:29:05,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386453552] [2024-11-22 22:29:05,780 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-22 22:29:05,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 22:29:05,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:05,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 22:29:05,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:29:05,781 INFO L87 Difference]: Start difference. First operand 219 states and 226 transitions. Second operand has 5 states, 4 states have (on average 19.5) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-22 22:29:05,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:05,990 INFO L93 Difference]: Finished difference Result 219 states and 226 transitions. [2024-11-22 22:29:05,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 22:29:05,990 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.5) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 105 [2024-11-22 22:29:05,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:05,998 INFO L225 Difference]: With dead ends: 219 [2024-11-22 22:29:05,998 INFO L226 Difference]: Without dead ends: 204 [2024-11-22 22:29:05,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:29:05,999 INFO L432 NwaCegarLoop]: 80 mSDtfsCounter, 80 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 420 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:05,999 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 189 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 420 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 22:29:06,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-11-22 22:29:06,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2024-11-22 22:29:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 155 states have (on average 1.232258064516129) internal successors, (191), 191 states have internal predecessors, (191), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-22 22:29:06,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 211 transitions. [2024-11-22 22:29:06,010 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 211 transitions. Word has length 105 [2024-11-22 22:29:06,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:06,010 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 211 transitions. [2024-11-22 22:29:06,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.5) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-22 22:29:06,014 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 211 transitions. [2024-11-22 22:29:06,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-22 22:29:06,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:06,019 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:06,025 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-22 22:29:06,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-11-22 22:29:06,219 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:06,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:06,220 INFO L85 PathProgramCache]: Analyzing trace with hash -148440638, now seen corresponding path program 1 times [2024-11-22 22:29:06,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:06,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550195630] [2024-11-22 22:29:06,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:06,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:29:06,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [559537093] [2024-11-22 22:29:06,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:06,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:06,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:06,243 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:29:06,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-22 22:29:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:06,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-22 22:29:06,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:07,208 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 22:29:07,208 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:29:07,610 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 22:29:07,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:07,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550195630] [2024-11-22 22:29:07,611 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:29:07,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [559537093] [2024-11-22 22:29:07,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [559537093] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 22:29:07,611 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-22 22:29:07,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2024-11-22 22:29:07,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158118779] [2024-11-22 22:29:07,612 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-22 22:29:07,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-22 22:29:07,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:07,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-22 22:29:07,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-22 22:29:07,613 INFO L87 Difference]: Start difference. First operand 204 states and 211 transitions. Second operand has 10 states, 9 states have (on average 17.11111111111111) internal successors, (154), 10 states have internal predecessors, (154), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-22 22:29:08,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:08,041 INFO L93 Difference]: Finished difference Result 204 states and 211 transitions. [2024-11-22 22:29:08,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-22 22:29:08,042 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 17.11111111111111) internal successors, (154), 10 states have internal predecessors, (154), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) Word has length 106 [2024-11-22 22:29:08,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:08,043 INFO L225 Difference]: With dead ends: 204 [2024-11-22 22:29:08,043 INFO L226 Difference]: Without dead ends: 185 [2024-11-22 22:29:08,043 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2024-11-22 22:29:08,043 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 336 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 742 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:08,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 161 Invalid, 771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 742 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:29:08,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2024-11-22 22:29:08,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2024-11-22 22:29:08,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 147 states have (on average 1.1700680272108843) internal successors, (172), 172 states have internal predecessors, (172), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-22 22:29:08,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 192 transitions. [2024-11-22 22:29:08,049 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 192 transitions. Word has length 106 [2024-11-22 22:29:08,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:08,049 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 192 transitions. [2024-11-22 22:29:08,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 17.11111111111111) internal successors, (154), 10 states have internal predecessors, (154), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-22 22:29:08,049 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 192 transitions. [2024-11-22 22:29:08,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-22 22:29:08,050 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:08,050 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:08,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-22 22:29:08,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-11-22 22:29:08,254 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:08,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:08,255 INFO L85 PathProgramCache]: Analyzing trace with hash -807132881, now seen corresponding path program 1 times [2024-11-22 22:29:08,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:08,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345332628] [2024-11-22 22:29:08,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:08,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:08,320 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-22 22:29:08,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:08,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345332628] [2024-11-22 22:29:08,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345332628] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:29:08,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1898345458] [2024-11-22 22:29:08,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:08,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:08,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:08,323 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:29:08,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-22 22:29:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:08,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-22 22:29:08,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:08,518 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-22 22:29:08,519 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:29:08,628 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-22 22:29:08,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1898345458] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 22:29:08,629 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-22 22:29:08,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-22 22:29:08,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824434234] [2024-11-22 22:29:08,629 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-22 22:29:08,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-22 22:29:08,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:08,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-22 22:29:08,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2024-11-22 22:29:08,630 INFO L87 Difference]: Start difference. First operand 185 states and 192 transitions. Second operand has 7 states, 6 states have (on average 39.666666666666664) internal successors, (238), 7 states have internal predecessors, (238), 5 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 5 states have call predecessors, (19), 5 states have call successors, (19) [2024-11-22 22:29:08,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:08,779 INFO L93 Difference]: Finished difference Result 185 states and 192 transitions. [2024-11-22 22:29:08,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 22:29:08,780 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 39.666666666666664) internal successors, (238), 7 states have internal predecessors, (238), 5 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 5 states have call predecessors, (19), 5 states have call successors, (19) Word has length 124 [2024-11-22 22:29:08,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:08,781 INFO L225 Difference]: With dead ends: 185 [2024-11-22 22:29:08,781 INFO L226 Difference]: Without dead ends: 175 [2024-11-22 22:29:08,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=30, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:29:08,781 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 76 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:08,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 153 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 22:29:08,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2024-11-22 22:29:08,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2024-11-22 22:29:08,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 145 states have (on average 1.1172413793103448) internal successors, (162), 162 states have internal predecessors, (162), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-22 22:29:08,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 182 transitions. [2024-11-22 22:29:08,787 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 182 transitions. Word has length 124 [2024-11-22 22:29:08,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:08,787 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 182 transitions. [2024-11-22 22:29:08,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 39.666666666666664) internal successors, (238), 7 states have internal predecessors, (238), 5 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 5 states have call predecessors, (19), 5 states have call successors, (19) [2024-11-22 22:29:08,787 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 182 transitions. [2024-11-22 22:29:08,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-22 22:29:08,788 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:08,788 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:08,794 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-22 22:29:08,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-11-22 22:29:08,992 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:08,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:08,993 INFO L85 PathProgramCache]: Analyzing trace with hash 748684684, now seen corresponding path program 1 times [2024-11-22 22:29:08,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:08,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129238830] [2024-11-22 22:29:08,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:08,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:29:09,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [204372311] [2024-11-22 22:29:09,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:09,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:09,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:09,016 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:29:09,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-22 22:29:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:09,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-22 22:29:09,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-22 22:29:09,272 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:29:09,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:09,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129238830] [2024-11-22 22:29:09,342 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:29:09,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [204372311] [2024-11-22 22:29:09,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [204372311] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:29:09,342 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-22 22:29:09,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2024-11-22 22:29:09,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885561825] [2024-11-22 22:29:09,342 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-22 22:29:09,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 22:29:09,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:09,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 22:29:09,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:29:09,343 INFO L87 Difference]: Start difference. First operand 175 states and 182 transitions. Second operand has 6 states, 5 states have (on average 18.6) internal successors, (93), 6 states have internal predecessors, (93), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-22 22:29:09,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:09,506 INFO L93 Difference]: Finished difference Result 175 states and 182 transitions. [2024-11-22 22:29:09,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 22:29:09,506 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.6) internal successors, (93), 6 states have internal predecessors, (93), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 125 [2024-11-22 22:29:09,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:09,507 INFO L225 Difference]: With dead ends: 175 [2024-11-22 22:29:09,507 INFO L226 Difference]: Without dead ends: 167 [2024-11-22 22:29:09,508 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-22 22:29:09,508 INFO L432 NwaCegarLoop]: 69 mSDtfsCounter, 98 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 340 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:09,508 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 207 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 22:29:09,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-22 22:29:09,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2024-11-22 22:29:09,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 145 states have (on average 1.0620689655172413) internal successors, (154), 154 states have internal predecessors, (154), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-22 22:29:09,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 174 transitions. [2024-11-22 22:29:09,513 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 174 transitions. Word has length 125 [2024-11-22 22:29:09,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:09,513 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 174 transitions. [2024-11-22 22:29:09,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.6) internal successors, (93), 6 states have internal predecessors, (93), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-22 22:29:09,513 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 174 transitions. [2024-11-22 22:29:09,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-22 22:29:09,514 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:09,514 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:09,520 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-22 22:29:09,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:09,719 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:09,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:09,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1734388945, now seen corresponding path program 1 times [2024-11-22 22:29:09,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:09,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189401910] [2024-11-22 22:29:09,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:09,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:09,833 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-22 22:29:09,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:09,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189401910] [2024-11-22 22:29:09,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189401910] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:29:09,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090832047] [2024-11-22 22:29:09,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:09,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:09,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:09,840 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:29:09,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-22 22:29:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:09,883 INFO L255 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-22 22:29:09,885 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:10,194 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-22 22:29:10,194 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:29:10,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090832047] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:29:10,250 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-22 22:29:10,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2024-11-22 22:29:10,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092482233] [2024-11-22 22:29:10,250 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-22 22:29:10,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-22 22:29:10,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:10,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-22 22:29:10,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-11-22 22:29:10,252 INFO L87 Difference]: Start difference. First operand 167 states and 174 transitions. Second operand has 11 states, 10 states have (on average 18.4) internal successors, (184), 11 states have internal predecessors, (184), 4 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2024-11-22 22:29:10,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:10,771 INFO L93 Difference]: Finished difference Result 167 states and 174 transitions. [2024-11-22 22:29:10,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-22 22:29:10,772 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 18.4) internal successors, (184), 11 states have internal predecessors, (184), 4 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 126 [2024-11-22 22:29:10,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:10,773 INFO L225 Difference]: With dead ends: 167 [2024-11-22 22:29:10,773 INFO L226 Difference]: Without dead ends: 166 [2024-11-22 22:29:10,773 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-11-22 22:29:10,774 INFO L432 NwaCegarLoop]: 43 mSDtfsCounter, 359 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 359 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:10,774 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [359 Valid, 227 Invalid, 739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 22:29:10,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-11-22 22:29:10,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2024-11-22 22:29:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 145 states have (on average 1.0551724137931036) internal successors, (153), 153 states have internal predecessors, (153), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-22 22:29:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 173 transitions. [2024-11-22 22:29:10,791 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 173 transitions. Word has length 126 [2024-11-22 22:29:10,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:10,792 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 173 transitions. [2024-11-22 22:29:10,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 18.4) internal successors, (184), 11 states have internal predecessors, (184), 4 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2024-11-22 22:29:10,792 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 173 transitions. [2024-11-22 22:29:10,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-22 22:29:10,792 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:10,792 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:10,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-22 22:29:10,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-11-22 22:29:10,993 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:10,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:10,994 INFO L85 PathProgramCache]: Analyzing trace with hash 991208469, now seen corresponding path program 1 times [2024-11-22 22:29:10,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:10,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384149816] [2024-11-22 22:29:10,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:10,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:29:11,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [954863480] [2024-11-22 22:29:11,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:11,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:11,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:11,008 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:29:11,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-22 22:29:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:11,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-22 22:29:11,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:11,639 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-22 22:29:11,639 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:29:11,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:11,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384149816] [2024-11-22 22:29:11,714 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:29:11,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [954863480] [2024-11-22 22:29:11,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [954863480] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 22:29:11,714 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-22 22:29:11,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2024-11-22 22:29:11,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204454449] [2024-11-22 22:29:11,714 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-22 22:29:11,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-22 22:29:11,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:11,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-22 22:29:11,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-22 22:29:11,715 INFO L87 Difference]: Start difference. First operand 166 states and 173 transitions. Second operand has 9 states, 8 states have (on average 12.625) internal successors, (101), 9 states have internal predecessors, (101), 2 states have call successors, (7), 1 states have call predecessors, (7), 2 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-22 22:29:12,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:12,050 INFO L93 Difference]: Finished difference Result 170 states and 177 transitions. [2024-11-22 22:29:12,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-22 22:29:12,050 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.625) internal successors, (101), 9 states have internal predecessors, (101), 2 states have call successors, (7), 1 states have call predecessors, (7), 2 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 130 [2024-11-22 22:29:12,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:12,051 INFO L225 Difference]: With dead ends: 170 [2024-11-22 22:29:12,051 INFO L226 Difference]: Without dead ends: 161 [2024-11-22 22:29:12,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-22 22:29:12,052 INFO L432 NwaCegarLoop]: 49 mSDtfsCounter, 102 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:12,052 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 326 Invalid, 783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 767 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 22:29:12,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-22 22:29:12,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 157. [2024-11-22 22:29:12,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 144 states have (on average 1.0) internal successors, (144), 144 states have internal predecessors, (144), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-22 22:29:12,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 164 transitions. [2024-11-22 22:29:12,058 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 164 transitions. Word has length 130 [2024-11-22 22:29:12,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:12,058 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 164 transitions. [2024-11-22 22:29:12,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.625) internal successors, (101), 9 states have internal predecessors, (101), 2 states have call successors, (7), 1 states have call predecessors, (7), 2 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-22 22:29:12,059 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 164 transitions. [2024-11-22 22:29:12,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-22 22:29:12,059 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 22:29:12,059 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:12,066 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-11-22 22:29:12,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:12,264 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr128ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 137 more)] === [2024-11-22 22:29:12,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 22:29:12,264 INFO L85 PathProgramCache]: Analyzing trace with hash -470957644, now seen corresponding path program 1 times [2024-11-22 22:29:12,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 22:29:12,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715590751] [2024-11-22 22:29:12,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:12,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 22:29:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 22:29:12,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1848894091] [2024-11-22 22:29:12,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 22:29:12,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:12,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 22:29:12,293 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 22:29:12,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-22 22:29:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 22:29:12,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-22 22:29:12,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 22:29:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-22 22:29:12,976 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 22:29:13,254 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-22 22:29:13,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 22:29:13,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715590751] [2024-11-22 22:29:13,254 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 22:29:13,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1848894091] [2024-11-22 22:29:13,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1848894091] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 22:29:13,254 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-22 22:29:13,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2024-11-22 22:29:13,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040566792] [2024-11-22 22:29:13,258 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-22 22:29:13,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-22 22:29:13,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 22:29:13,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-22 22:29:13,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-22 22:29:13,259 INFO L87 Difference]: Start difference. First operand 157 states and 164 transitions. Second operand has 10 states, 9 states have (on average 30.88888888888889) internal successors, (278), 10 states have internal predecessors, (278), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-22 22:29:13,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 22:29:13,430 INFO L93 Difference]: Finished difference Result 157 states and 164 transitions. [2024-11-22 22:29:13,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 22:29:13,431 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 30.88888888888889) internal successors, (278), 10 states have internal predecessors, (278), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) Word has length 188 [2024-11-22 22:29:13,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 22:29:13,434 INFO L225 Difference]: With dead ends: 157 [2024-11-22 22:29:13,434 INFO L226 Difference]: Without dead ends: 0 [2024-11-22 22:29:13,435 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 366 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-22 22:29:13,437 INFO L432 NwaCegarLoop]: 62 mSDtfsCounter, 0 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 425 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 22:29:13,437 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 271 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 425 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 22:29:13,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-22 22:29:13,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-22 22:29:13,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 22:29:13,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-22 22:29:13,438 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 188 [2024-11-22 22:29:13,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 22:29:13,438 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-22 22:29:13,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 30.88888888888889) internal successors, (278), 10 states have internal predecessors, (278), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-22 22:29:13,438 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-22 22:29:13,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-22 22:29:13,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (139 of 140 remaining) [2024-11-22 22:29:13,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (138 of 140 remaining) [2024-11-22 22:29:13,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (137 of 140 remaining) [2024-11-22 22:29:13,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (136 of 140 remaining) [2024-11-22 22:29:13,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (135 of 140 remaining) [2024-11-22 22:29:13,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (134 of 140 remaining) [2024-11-22 22:29:13,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (133 of 140 remaining) [2024-11-22 22:29:13,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (132 of 140 remaining) [2024-11-22 22:29:13,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (131 of 140 remaining) [2024-11-22 22:29:13,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (130 of 140 remaining) [2024-11-22 22:29:13,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (129 of 140 remaining) [2024-11-22 22:29:13,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (128 of 140 remaining) [2024-11-22 22:29:13,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (127 of 140 remaining) [2024-11-22 22:29:13,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (126 of 140 remaining) [2024-11-22 22:29:13,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (125 of 140 remaining) [2024-11-22 22:29:13,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (124 of 140 remaining) [2024-11-22 22:29:13,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (123 of 140 remaining) [2024-11-22 22:29:13,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (122 of 140 remaining) [2024-11-22 22:29:13,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (121 of 140 remaining) [2024-11-22 22:29:13,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (120 of 140 remaining) [2024-11-22 22:29:13,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (119 of 140 remaining) [2024-11-22 22:29:13,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (118 of 140 remaining) [2024-11-22 22:29:13,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (117 of 140 remaining) [2024-11-22 22:29:13,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (116 of 140 remaining) [2024-11-22 22:29:13,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (115 of 140 remaining) [2024-11-22 22:29:13,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (114 of 140 remaining) [2024-11-22 22:29:13,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (113 of 140 remaining) [2024-11-22 22:29:13,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (112 of 140 remaining) [2024-11-22 22:29:13,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (111 of 140 remaining) [2024-11-22 22:29:13,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (110 of 140 remaining) [2024-11-22 22:29:13,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (109 of 140 remaining) [2024-11-22 22:29:13,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (108 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (107 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (106 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (105 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (104 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (103 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (102 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (101 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (100 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (99 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (98 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (97 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (96 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (95 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (94 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (93 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (92 of 140 remaining) [2024-11-22 22:29:13,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 140 remaining) [2024-11-22 22:29:13,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 140 remaining) [2024-11-22 22:29:13,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 140 remaining) [2024-11-22 22:29:13,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 140 remaining) [2024-11-22 22:29:13,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 140 remaining) [2024-11-22 22:29:13,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 140 remaining) [2024-11-22 22:29:13,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 140 remaining) [2024-11-22 22:29:13,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 140 remaining) [2024-11-22 22:29:13,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 140 remaining) [2024-11-22 22:29:13,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 140 remaining) [2024-11-22 22:29:13,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 140 remaining) [2024-11-22 22:29:13,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 140 remaining) [2024-11-22 22:29:13,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 140 remaining) [2024-11-22 22:29:13,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 140 remaining) [2024-11-22 22:29:13,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 140 remaining) [2024-11-22 22:29:13,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 140 remaining) [2024-11-22 22:29:13,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr92ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr93ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr94ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr95ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 140 remaining) [2024-11-22 22:29:13,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr103ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr104ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr105ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr106ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr107ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr108ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr109ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr110ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr111ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr112ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr113ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr114ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr115ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 140 remaining) [2024-11-22 22:29:13,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr116ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 140 remaining) [2024-11-22 22:29:13,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr117ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 140 remaining) [2024-11-22 22:29:13,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr118ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 140 remaining) [2024-11-22 22:29:13,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr119ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 140 remaining) [2024-11-22 22:29:13,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr120ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 140 remaining) [2024-11-22 22:29:13,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr121ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 140 remaining) [2024-11-22 22:29:13,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr122ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 140 remaining) [2024-11-22 22:29:13,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr123ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 140 remaining) [2024-11-22 22:29:13,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr124ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 140 remaining) [2024-11-22 22:29:13,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr125ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 140 remaining) [2024-11-22 22:29:13,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr126ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr127ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr128ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr129ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr130ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr131ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr133ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr134ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr135ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr136ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr137ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr138ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 140 remaining) [2024-11-22 22:29:13,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr139ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 140 remaining) [2024-11-22 22:29:13,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-22 22:29:13,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 22:29:13,670 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 22:29:13,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-22 22:29:14,369 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-22 22:29:14,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 10:29:14 BoogieIcfgContainer [2024-11-22 22:29:14,387 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-22 22:29:14,388 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-22 22:29:14,388 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-22 22:29:14,388 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-22 22:29:14,388 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:28:51" (3/4) ... [2024-11-22 22:29:14,390 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-22 22:29:14,393 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-22 22:29:14,398 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-22 22:29:14,398 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-22 22:29:14,399 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-22 22:29:14,399 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-22 22:29:14,501 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-22 22:29:14,501 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-22 22:29:14,501 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-22 22:29:14,502 INFO L158 Benchmark]: Toolchain (without parser) took 24097.28ms. Allocated memory was 159.4MB in the beginning and 413.1MB in the end (delta: 253.8MB). Free memory was 90.2MB in the beginning and 357.1MB in the end (delta: -266.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 22:29:14,502 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 159.4MB. Free memory is still 118.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 22:29:14,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.72ms. Allocated memory is still 159.4MB. Free memory was 90.0MB in the beginning and 121.0MB in the end (delta: -31.1MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2024-11-22 22:29:14,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.04ms. Allocated memory is still 159.4MB. Free memory was 121.0MB in the beginning and 118.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-22 22:29:14,503 INFO L158 Benchmark]: Boogie Preprocessor took 42.29ms. Allocated memory is still 159.4MB. Free memory was 118.4MB in the beginning and 116.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-22 22:29:14,503 INFO L158 Benchmark]: RCFGBuilder took 685.33ms. Allocated memory is still 159.4MB. Free memory was 116.3MB in the beginning and 74.9MB in the end (delta: 41.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-22 22:29:14,503 INFO L158 Benchmark]: TraceAbstraction took 22901.61ms. Allocated memory was 159.4MB in the beginning and 413.1MB in the end (delta: 253.8MB). Free memory was 74.4MB in the beginning and 365.5MB in the end (delta: -291.1MB). Peak memory consumption was 194.5MB. Max. memory is 16.1GB. [2024-11-22 22:29:14,503 INFO L158 Benchmark]: Witness Printer took 113.57ms. Allocated memory is still 413.1MB. Free memory was 365.5MB in the beginning and 357.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-22 22:29:14,504 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 159.4MB. Free memory is still 118.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.72ms. Allocated memory is still 159.4MB. Free memory was 90.0MB in the beginning and 121.0MB in the end (delta: -31.1MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.04ms. Allocated memory is still 159.4MB. Free memory was 121.0MB in the beginning and 118.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.29ms. Allocated memory is still 159.4MB. Free memory was 118.4MB in the beginning and 116.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 685.33ms. Allocated memory is still 159.4MB. Free memory was 116.3MB in the beginning and 74.9MB in the end (delta: 41.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 22901.61ms. Allocated memory was 159.4MB in the beginning and 413.1MB in the end (delta: 253.8MB). Free memory was 74.4MB in the beginning and 365.5MB in the end (delta: -291.1MB). Peak memory consumption was 194.5MB. Max. memory is 16.1GB. * Witness Printer took 113.57ms. Allocated memory is still 413.1MB. Free memory was 365.5MB in the beginning and 357.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 48]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 48]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 48]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 48]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 50]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 306 locations, 140 error locations. Started 1 CEGAR loops. OverallTime: 22.1s, OverallIterations: 31, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5806 SdHoareTripleChecker+Valid, 6.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5656 mSDsluCounter, 12987 SdHoareTripleChecker+Invalid, 5.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6805 mSDsCounter, 341 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9221 IncrementalHoareTripleChecker+Invalid, 9562 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 341 mSolverCounterUnsat, 6182 mSDtfsCounter, 9221 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2634 GetRequests, 2493 SyntacticMatches, 3 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=652occurred in iteration=19, InterpolantAutomatonStates: 148, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 31 MinimizatonAttempts, 682 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 4383 NumberOfCodeBlocks, 4383 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 3693 ConstructedInterpolants, 14 QuantifiedInterpolants, 24208 SizeOfPredicates, 16 NumberOfNonLiveVariables, 2935 ConjunctsInSsa, 132 ConjunctsInUnsatCore, 41 InterpolantComputations, 19 PerfectInterpolantSequences, 2288/2374 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 140 specifications checked. All of them hold - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((7 == y) && (z == 12)) && (x == 1)) && (n == 1)) && (0 <= a)) && (counter == 1)) && (a <= 32767)) || ((((((y == 1) && (counter == 0)) && ((((a + 1) <= 0) && (0 <= (a + 32768))) || ((0 <= a) && (a <= 32767)))) && (n == 0)) && (x == 0)) && (6 == z))) - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: (0 <= counter) Ensures: (((0 <= counter) && ((cond != 0) || (counter == 0))) && (counter == \old(counter))) RESULT: Ultimate proved your program to be correct! [2024-11-22 22:29:14,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE