./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-1.i -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 fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 07:25:39,398 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 07:25:39,469 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-17 07:25:39,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 07:25:39,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 07:25:39,507 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 07:25:39,509 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 07:25:39,509 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 07:25:39,510 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 07:25:39,512 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 07:25:39,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 07:25:39,512 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 07:25:39,513 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 07:25:39,513 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 07:25:39,513 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 07:25:39,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 07:25:39,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 07:25:39,517 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 07:25:39,517 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 07:25:39,517 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 07:25:39,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 07:25:39,518 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 07:25:39,518 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 07:25:39,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 07:25:39,519 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 07:25:39,519 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 07:25:39,519 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 07:25:39,520 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 07:25:39,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 07:25:39,520 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 07:25:39,521 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 07:25:39,521 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 07:25:39,521 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 07:25:39,521 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 07:25:39,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 07:25:39,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 07:25:39,522 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 07:25:39,523 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 07:25:39,524 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 07:25:39,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 07:25:39,524 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 07:25:39,524 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 07:25:39,525 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 07:25:39,525 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 07:25:39,525 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 [2024-11-17 07:25:39,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 07:25:39,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 07:25:39,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 07:25:39,802 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 07:25:39,803 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 07:25:39,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-1.i [2024-11-17 07:25:41,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 07:25:41,529 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 07:25:41,531 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-1.i [2024-11-17 07:25:41,551 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d561a81b6/fd2383e93fe34b16b6f214cdf1661f13/FLAG114795329 [2024-11-17 07:25:41,566 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d561a81b6/fd2383e93fe34b16b6f214cdf1661f13 [2024-11-17 07:25:41,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 07:25:41,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 07:25:41,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 07:25:41,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 07:25:41,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 07:25:41,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 07:25:41" (1/1) ... [2024-11-17 07:25:41,580 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48fcc985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:41, skipping insertion in model container [2024-11-17 07:25:41,580 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 07:25:41" (1/1) ... [2024-11-17 07:25:41,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 07:25:42,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 07:25:42,097 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 07:25:42,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 07:25:42,218 INFO L204 MainTranslator]: Completed translation [2024-11-17 07:25:42,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42 WrapperNode [2024-11-17 07:25:42,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 07:25:42,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 07:25:42,221 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 07:25:42,221 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 07:25:42,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,330 INFO L138 Inliner]: procedures = 176, calls = 170, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 787 [2024-11-17 07:25:42,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 07:25:42,345 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 07:25:42,345 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 07:25:42,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 07:25:42,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,375 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,435 INFO L175 MemorySlicer]: Split 158 memory accesses to 2 slices as follows [2, 156]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 42 writes are split as follows [0, 42]. [2024-11-17 07:25:42,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,436 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,471 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,474 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 07:25:42,494 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 07:25:42,494 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 07:25:42,495 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 07:25:42,496 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (1/1) ... [2024-11-17 07:25:42,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 07:25:42,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:25:42,530 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) [2024-11-17 07:25:42,533 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 [2024-11-17 07:25:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-17 07:25:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-17 07:25:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-17 07:25:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-17 07:25:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-17 07:25:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-17 07:25:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-17 07:25:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-17 07:25:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-17 07:25:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 07:25:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-17 07:25:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-17 07:25:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-17 07:25:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-17 07:25:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-17 07:25:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 07:25:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-17 07:25:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 07:25:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 07:25:42,787 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 07:25:42,789 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 07:25:43,778 INFO L? ?]: Removed 205 outVars from TransFormulas that were not future-live. [2024-11-17 07:25:43,778 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 07:25:43,821 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 07:25:43,823 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-17 07:25:43,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 07:25:43 BoogieIcfgContainer [2024-11-17 07:25:43,823 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 07:25:43,825 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 07:25:43,825 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 07:25:43,830 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 07:25:43,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 07:25:41" (1/3) ... [2024-11-17 07:25:43,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bbb69c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 07:25:43, skipping insertion in model container [2024-11-17 07:25:43,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:42" (2/3) ... [2024-11-17 07:25:43,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bbb69c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 07:25:43, skipping insertion in model container [2024-11-17 07:25:43,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 07:25:43" (3/3) ... [2024-11-17 07:25:43,832 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_nondet_test1-1.i [2024-11-17 07:25:43,844 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 07:25:43,844 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-17 07:25:43,903 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 07:25:43,907 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;@1dd2de31, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 07:25:43,908 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-17 07:25:43,912 INFO L276 IsEmpty]: Start isEmpty. Operand has 229 states, 218 states have (on average 1.5963302752293578) internal successors, (348), 224 states have internal predecessors, (348), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 07:25:43,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-17 07:25:43,916 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:43,917 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:43,917 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:43,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:43,921 INFO L85 PathProgramCache]: Analyzing trace with hash -785339238, now seen corresponding path program 1 times [2024-11-17 07:25:43,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:43,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135630252] [2024-11-17 07:25:43,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:43,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:44,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:44,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135630252] [2024-11-17 07:25:44,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135630252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:44,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:44,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 07:25:44,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211477911] [2024-11-17 07:25:44,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:44,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-17 07:25:44,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:44,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-17 07:25:44,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 07:25:44,100 INFO L87 Difference]: Start difference. First operand has 229 states, 218 states have (on average 1.5963302752293578) internal successors, (348), 224 states have internal predecessors, (348), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 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) [2024-11-17 07:25:44,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:44,180 INFO L93 Difference]: Finished difference Result 455 states and 705 transitions. [2024-11-17 07:25:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 07:25:44,183 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 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 [2024-11-17 07:25:44,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:44,191 INFO L225 Difference]: With dead ends: 455 [2024-11-17 07:25:44,192 INFO L226 Difference]: Without dead ends: 221 [2024-11-17 07:25:44,196 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 07:25:44,202 INFO L432 NwaCegarLoop]: 294 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:44,203 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 294 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 07:25:44,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-17 07:25:44,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2024-11-17 07:25:44,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 211 states have (on average 1.4360189573459716) internal successors, (303), 216 states have internal predecessors, (303), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 07:25:44,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 309 transitions. [2024-11-17 07:25:44,252 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 309 transitions. Word has length 7 [2024-11-17 07:25:44,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:44,253 INFO L471 AbstractCegarLoop]: Abstraction has 221 states and 309 transitions. [2024-11-17 07:25:44,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 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) [2024-11-17 07:25:44,253 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 309 transitions. [2024-11-17 07:25:44,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-17 07:25:44,254 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:44,254 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:44,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 07:25:44,255 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:44,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:44,255 INFO L85 PathProgramCache]: Analyzing trace with hash -775367238, now seen corresponding path program 1 times [2024-11-17 07:25:44,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:44,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257397117] [2024-11-17 07:25:44,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:44,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:44,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:44,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257397117] [2024-11-17 07:25:44,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257397117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:44,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:44,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:25:44,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067258804] [2024-11-17 07:25:44,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:44,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:25:44,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:44,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:25:44,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:25:44,575 INFO L87 Difference]: Start difference. First operand 221 states and 309 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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) [2024-11-17 07:25:44,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:44,699 INFO L93 Difference]: Finished difference Result 235 states and 327 transitions. [2024-11-17 07:25:44,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:25:44,700 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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 [2024-11-17 07:25:44,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:44,702 INFO L225 Difference]: With dead ends: 235 [2024-11-17 07:25:44,702 INFO L226 Difference]: Without dead ends: 234 [2024-11-17 07:25:44,702 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 [2024-11-17 07:25:44,706 INFO L432 NwaCegarLoop]: 278 mSDtfsCounter, 10 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 561 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:44,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 561 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:25:44,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-17 07:25:44,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 226. [2024-11-17 07:25:44,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 216 states have (on average 1.4305555555555556) internal successors, (309), 221 states have internal predecessors, (309), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 07:25:44,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 315 transitions. [2024-11-17 07:25:44,729 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 315 transitions. Word has length 7 [2024-11-17 07:25:44,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:44,730 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 315 transitions. [2024-11-17 07:25:44,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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) [2024-11-17 07:25:44,730 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 315 transitions. [2024-11-17 07:25:44,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-17 07:25:44,731 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:44,731 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:44,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-17 07:25:44,732 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:44,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:44,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1720798327, now seen corresponding path program 1 times [2024-11-17 07:25:44,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:44,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069727733] [2024-11-17 07:25:44,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:44,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:44,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:44,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:44,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069727733] [2024-11-17 07:25:44,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069727733] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:44,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:44,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:25:44,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680364215] [2024-11-17 07:25:44,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:44,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 07:25:44,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:44,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 07:25:44,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:25:44,791 INFO L87 Difference]: Start difference. First operand 226 states and 315 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:44,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:44,887 INFO L93 Difference]: Finished difference Result 430 states and 606 transitions. [2024-11-17 07:25:44,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 07:25:44,889 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-17 07:25:44,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:44,894 INFO L225 Difference]: With dead ends: 430 [2024-11-17 07:25:44,894 INFO L226 Difference]: Without dead ends: 422 [2024-11-17 07:25:44,895 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:25:44,896 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 280 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 565 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:44,896 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 565 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:25:44,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2024-11-17 07:25:44,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 226. [2024-11-17 07:25:44,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 216 states have (on average 1.4259259259259258) internal successors, (308), 221 states have internal predecessors, (308), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 07:25:44,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 314 transitions. [2024-11-17 07:25:44,923 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 314 transitions. Word has length 8 [2024-11-17 07:25:44,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:44,923 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 314 transitions. [2024-11-17 07:25:44,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:44,924 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 314 transitions. [2024-11-17 07:25:44,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-17 07:25:44,924 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:44,924 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:44,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-17 07:25:44,924 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:44,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:44,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1733419740, now seen corresponding path program 1 times [2024-11-17 07:25:44,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:44,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599039589] [2024-11-17 07:25:44,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:44,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:45,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:45,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:45,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599039589] [2024-11-17 07:25:45,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599039589] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:45,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:45,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:25:45,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522604527] [2024-11-17 07:25:45,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:45,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:25:45,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:45,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:25:45,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:25:45,073 INFO L87 Difference]: Start difference. First operand 226 states and 314 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:45,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:45,137 INFO L93 Difference]: Finished difference Result 229 states and 317 transitions. [2024-11-17 07:25:45,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:25:45,137 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-17 07:25:45,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:45,138 INFO L225 Difference]: With dead ends: 229 [2024-11-17 07:25:45,139 INFO L226 Difference]: Without dead ends: 228 [2024-11-17 07:25:45,139 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 [2024-11-17 07:25:45,141 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 2 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:45,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 563 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:25:45,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-17 07:25:45,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 227. [2024-11-17 07:25:45,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 217 states have (on average 1.423963133640553) internal successors, (309), 222 states have internal predecessors, (309), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 07:25:45,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 315 transitions. [2024-11-17 07:25:45,158 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 315 transitions. Word has length 8 [2024-11-17 07:25:45,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:45,158 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 315 transitions. [2024-11-17 07:25:45,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:45,159 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 315 transitions. [2024-11-17 07:25:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-17 07:25:45,164 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:45,165 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:45,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 07:25:45,165 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:45,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:45,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1013080415, now seen corresponding path program 1 times [2024-11-17 07:25:45,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:45,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887283464] [2024-11-17 07:25:45,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:45,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:45,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:45,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887283464] [2024-11-17 07:25:45,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887283464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:45,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:45,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:25:45,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60827581] [2024-11-17 07:25:45,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:45,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 07:25:45,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:45,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 07:25:45,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:25:45,433 INFO L87 Difference]: Start difference. First operand 227 states and 315 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:45,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:45,552 INFO L93 Difference]: Finished difference Result 466 states and 652 transitions. [2024-11-17 07:25:45,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 07:25:45,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-17 07:25:45,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:45,555 INFO L225 Difference]: With dead ends: 466 [2024-11-17 07:25:45,555 INFO L226 Difference]: Without dead ends: 247 [2024-11-17 07:25:45,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:25:45,559 INFO L432 NwaCegarLoop]: 267 mSDtfsCounter, 8 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:45,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 519 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:25:45,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-11-17 07:25:45,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2024-11-17 07:25:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 237 states have (on average 1.3881856540084387) internal successors, (329), 242 states have internal predecessors, (329), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 07:25:45,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 335 transitions. [2024-11-17 07:25:45,570 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 335 transitions. Word has length 83 [2024-11-17 07:25:45,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:45,570 INFO L471 AbstractCegarLoop]: Abstraction has 247 states and 335 transitions. [2024-11-17 07:25:45,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:45,570 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 335 transitions. [2024-11-17 07:25:45,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-17 07:25:45,573 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:45,573 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:45,573 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-17 07:25:45,574 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:45,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:45,574 INFO L85 PathProgramCache]: Analyzing trace with hash 917538690, now seen corresponding path program 1 times [2024-11-17 07:25:45,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:45,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728843726] [2024-11-17 07:25:45,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:45,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:45,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:45,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728843726] [2024-11-17 07:25:45,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728843726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:45,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:45,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:25:45,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536940176] [2024-11-17 07:25:45,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:45,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:25:45,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:45,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:25:45,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:25:45,814 INFO L87 Difference]: Start difference. First operand 247 states and 335 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:45,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:45,927 INFO L93 Difference]: Finished difference Result 472 states and 648 transitions. [2024-11-17 07:25:45,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:25:45,927 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-17 07:25:45,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:45,929 INFO L225 Difference]: With dead ends: 472 [2024-11-17 07:25:45,929 INFO L226 Difference]: Without dead ends: 233 [2024-11-17 07:25:45,930 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:25:45,930 INFO L432 NwaCegarLoop]: 259 mSDtfsCounter, 105 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 692 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:45,931 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 692 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:25:45,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-17 07:25:45,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2024-11-17 07:25:45,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 223 states have (on average 1.3811659192825112) internal successors, (308), 228 states have internal predecessors, (308), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 07:25:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 314 transitions. [2024-11-17 07:25:45,937 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 314 transitions. Word has length 83 [2024-11-17 07:25:45,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:45,937 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 314 transitions. [2024-11-17 07:25:45,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:45,938 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 314 transitions. [2024-11-17 07:25:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-17 07:25:45,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:45,939 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:45,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-17 07:25:45,940 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:45,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:45,940 INFO L85 PathProgramCache]: Analyzing trace with hash -468405029, now seen corresponding path program 1 times [2024-11-17 07:25:45,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:45,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096685078] [2024-11-17 07:25:45,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:45,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:46,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:46,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:46,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096685078] [2024-11-17 07:25:46,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096685078] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:46,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:46,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:25:46,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940889874] [2024-11-17 07:25:46,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:46,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 07:25:46,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:46,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 07:25:46,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:25:46,095 INFO L87 Difference]: Start difference. First operand 233 states and 314 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:46,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:46,204 INFO L93 Difference]: Finished difference Result 593 states and 815 transitions. [2024-11-17 07:25:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 07:25:46,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-17 07:25:46,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:46,207 INFO L225 Difference]: With dead ends: 593 [2024-11-17 07:25:46,208 INFO L226 Difference]: Without dead ends: 368 [2024-11-17 07:25:46,208 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:25:46,209 INFO L432 NwaCegarLoop]: 279 mSDtfsCounter, 134 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:46,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 550 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:25:46,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-11-17 07:25:46,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 368. [2024-11-17 07:25:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 358 states have (on average 1.4022346368715084) internal successors, (502), 363 states have internal predecessors, (502), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 07:25:46,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 508 transitions. [2024-11-17 07:25:46,225 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 508 transitions. Word has length 83 [2024-11-17 07:25:46,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:46,227 INFO L471 AbstractCegarLoop]: Abstraction has 368 states and 508 transitions. [2024-11-17 07:25:46,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:46,227 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 508 transitions. [2024-11-17 07:25:46,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-17 07:25:46,229 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:46,229 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-17 07:25:46,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-17 07:25:46,230 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:46,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:46,230 INFO L85 PathProgramCache]: Analyzing trace with hash 161201784, now seen corresponding path program 1 times [2024-11-17 07:25:46,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:46,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159232341] [2024-11-17 07:25:46,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:46,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:46,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:25:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:46,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:25:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:46,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:46,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:46,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159232341] [2024-11-17 07:25:46,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159232341] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:46,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:46,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:25:46,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581470596] [2024-11-17 07:25:46,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:46,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 07:25:46,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:46,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 07:25:46,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:25:46,531 INFO L87 Difference]: Start difference. First operand 368 states and 508 transitions. Second operand has 5 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:25:46,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:46,836 INFO L93 Difference]: Finished difference Result 439 states and 605 transitions. [2024-11-17 07:25:46,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 07:25:46,836 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 98 [2024-11-17 07:25:46,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:46,841 INFO L225 Difference]: With dead ends: 439 [2024-11-17 07:25:46,842 INFO L226 Difference]: Without dead ends: 437 [2024-11-17 07:25:46,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:25:46,842 INFO L432 NwaCegarLoop]: 314 mSDtfsCounter, 191 mSDsluCounter, 831 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 1145 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:46,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 1145 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-17 07:25:46,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2024-11-17 07:25:46,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 433. [2024-11-17 07:25:46,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 420 states have (on average 1.3833333333333333) internal successors, (581), 425 states have internal predecessors, (581), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-17 07:25:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 593 transitions. [2024-11-17 07:25:46,861 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 593 transitions. Word has length 98 [2024-11-17 07:25:46,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:46,861 INFO L471 AbstractCegarLoop]: Abstraction has 433 states and 593 transitions. [2024-11-17 07:25:46,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:25:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 593 transitions. [2024-11-17 07:25:46,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-17 07:25:46,865 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:46,865 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:46,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-17 07:25:46,866 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:46,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:46,866 INFO L85 PathProgramCache]: Analyzing trace with hash -448896252, now seen corresponding path program 1 times [2024-11-17 07:25:46,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:46,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059250309] [2024-11-17 07:25:46,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:46,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:47,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:25:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:47,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:25:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:47,617 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:47,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:47,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059250309] [2024-11-17 07:25:47,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059250309] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:25:47,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517464298] [2024-11-17 07:25:47,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:47,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:47,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:25:47,620 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) [2024-11-17 07:25:47,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-17 07:25:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:47,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-17 07:25:47,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:25:48,195 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:48,196 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 07:25:48,426 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:48,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517464298] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 07:25:48,427 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 07:25:48,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 13 [2024-11-17 07:25:48,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650178602] [2024-11-17 07:25:48,427 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 07:25:48,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-17 07:25:48,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:48,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-17 07:25:48,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2024-11-17 07:25:48,432 INFO L87 Difference]: Start difference. First operand 433 states and 593 transitions. Second operand has 14 states, 13 states have (on average 15.615384615384615) internal successors, (203), 13 states have internal predecessors, (203), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:25:48,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:48,960 INFO L93 Difference]: Finished difference Result 885 states and 1231 transitions. [2024-11-17 07:25:48,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-17 07:25:48,961 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 15.615384615384615) internal successors, (203), 13 states have internal predecessors, (203), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 105 [2024-11-17 07:25:48,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:48,965 INFO L225 Difference]: With dead ends: 885 [2024-11-17 07:25:48,966 INFO L226 Difference]: Without dead ends: 884 [2024-11-17 07:25:48,966 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2024-11-17 07:25:48,967 INFO L432 NwaCegarLoop]: 311 mSDtfsCounter, 1187 mSDsluCounter, 2448 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1197 SdHoareTripleChecker+Valid, 2759 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:48,967 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1197 Valid, 2759 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-17 07:25:48,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2024-11-17 07:25:48,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 857. [2024-11-17 07:25:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 857 states, 838 states have (on average 1.3866348448687351) internal successors, (1162), 843 states have internal predecessors, (1162), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-17 07:25:48,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1186 transitions. [2024-11-17 07:25:48,991 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1186 transitions. Word has length 105 [2024-11-17 07:25:48,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:48,992 INFO L471 AbstractCegarLoop]: Abstraction has 857 states and 1186 transitions. [2024-11-17 07:25:48,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 15.615384615384615) internal successors, (203), 13 states have internal predecessors, (203), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:25:48,992 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1186 transitions. [2024-11-17 07:25:48,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-17 07:25:48,993 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:48,993 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:49,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-17 07:25:49,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:49,194 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:49,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:49,195 INFO L85 PathProgramCache]: Analyzing trace with hash -1043502995, now seen corresponding path program 1 times [2024-11-17 07:25:49,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:49,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654093225] [2024-11-17 07:25:49,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:49,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:49,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:25:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:49,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:25:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:49,435 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:49,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:49,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654093225] [2024-11-17 07:25:49,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654093225] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:25:49,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791093271] [2024-11-17 07:25:49,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:49,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:49,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:25:49,439 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) [2024-11-17 07:25:49,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-17 07:25:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:49,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 07:25:49,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:25:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:49,860 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 07:25:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:50,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1791093271] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 07:25:50,016 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 07:25:50,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2024-11-17 07:25:50,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153177745] [2024-11-17 07:25:50,017 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 07:25:50,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-17 07:25:50,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:50,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-17 07:25:50,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-17 07:25:50,019 INFO L87 Difference]: Start difference. First operand 857 states and 1186 transitions. Second operand has 11 states, 11 states have (on average 25.454545454545453) internal successors, (280), 10 states have internal predecessors, (280), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-17 07:25:50,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:50,498 INFO L93 Difference]: Finished difference Result 870 states and 1209 transitions. [2024-11-17 07:25:50,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 07:25:50,499 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.454545454545453) internal successors, (280), 10 states have internal predecessors, (280), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 106 [2024-11-17 07:25:50,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:50,504 INFO L225 Difference]: With dead ends: 870 [2024-11-17 07:25:50,504 INFO L226 Difference]: Without dead ends: 861 [2024-11-17 07:25:50,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-17 07:25:50,505 INFO L432 NwaCegarLoop]: 313 mSDtfsCounter, 736 mSDsluCounter, 2029 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 750 SdHoareTripleChecker+Valid, 2342 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:50,506 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [750 Valid, 2342 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-17 07:25:50,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2024-11-17 07:25:50,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 857. [2024-11-17 07:25:50,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 857 states, 838 states have (on average 1.3830548926014319) internal successors, (1159), 843 states have internal predecessors, (1159), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-17 07:25:50,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1183 transitions. [2024-11-17 07:25:50,533 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1183 transitions. Word has length 106 [2024-11-17 07:25:50,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:50,533 INFO L471 AbstractCegarLoop]: Abstraction has 857 states and 1183 transitions. [2024-11-17 07:25:50,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.454545454545453) internal successors, (280), 10 states have internal predecessors, (280), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-17 07:25:50,534 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1183 transitions. [2024-11-17 07:25:50,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-17 07:25:50,535 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:50,535 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:50,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-17 07:25:50,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-17 07:25:50,736 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:50,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:50,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1030881582, now seen corresponding path program 1 times [2024-11-17 07:25:50,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:50,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877837344] [2024-11-17 07:25:50,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:50,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:51,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:25:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:51,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:25:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:51,324 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:51,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:51,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877837344] [2024-11-17 07:25:51,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877837344] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:25:51,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1016137039] [2024-11-17 07:25:51,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:51,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:51,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:25:51,329 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) [2024-11-17 07:25:51,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-17 07:25:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:51,637 INFO L255 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-17 07:25:51,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:25:51,835 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:51,835 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 07:25:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:51,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1016137039] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 07:25:51,995 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 07:25:51,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 13 [2024-11-17 07:25:51,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648960208] [2024-11-17 07:25:51,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 07:25:51,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-17 07:25:51,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:51,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-17 07:25:51,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2024-11-17 07:25:51,997 INFO L87 Difference]: Start difference. First operand 857 states and 1183 transitions. Second operand has 14 states, 13 states have (on average 15.846153846153847) internal successors, (206), 13 states have internal predecessors, (206), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:25:52,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:52,910 INFO L93 Difference]: Finished difference Result 872 states and 1209 transitions. [2024-11-17 07:25:52,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-17 07:25:52,910 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 15.846153846153847) internal successors, (206), 13 states have internal predecessors, (206), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 106 [2024-11-17 07:25:52,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:52,915 INFO L225 Difference]: With dead ends: 872 [2024-11-17 07:25:52,915 INFO L226 Difference]: Without dead ends: 871 [2024-11-17 07:25:52,915 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2024-11-17 07:25:52,916 INFO L432 NwaCegarLoop]: 271 mSDtfsCounter, 851 mSDsluCounter, 1837 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 861 SdHoareTripleChecker+Valid, 2108 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:52,916 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [861 Valid, 2108 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-17 07:25:52,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2024-11-17 07:25:52,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 858. [2024-11-17 07:25:52,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 858 states, 839 states have (on average 1.3802145411203814) internal successors, (1158), 844 states have internal predecessors, (1158), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-17 07:25:52,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 1182 transitions. [2024-11-17 07:25:52,940 INFO L78 Accepts]: Start accepts. Automaton has 858 states and 1182 transitions. Word has length 106 [2024-11-17 07:25:52,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:52,940 INFO L471 AbstractCegarLoop]: Abstraction has 858 states and 1182 transitions. [2024-11-17 07:25:52,941 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 15.846153846153847) internal successors, (206), 13 states have internal predecessors, (206), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:25:52,941 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1182 transitions. [2024-11-17 07:25:52,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-17 07:25:52,943 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:52,943 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:52,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-17 07:25:53,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:53,144 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:53,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:53,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1063736101, now seen corresponding path program 1 times [2024-11-17 07:25:53,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:53,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95519655] [2024-11-17 07:25:53,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:53,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:53,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:25:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:53,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:25:53,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:53,597 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:53,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:53,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95519655] [2024-11-17 07:25:53,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95519655] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:25:53,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285588687] [2024-11-17 07:25:53,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:53,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:53,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:25:53,600 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:25:53,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-17 07:25:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:53,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 07:25:53,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:25:54,236 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:54,236 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:25:54,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285588687] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:54,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:25:54,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2024-11-17 07:25:54,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355822979] [2024-11-17 07:25:54,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:54,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 07:25:54,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:54,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 07:25:54,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-17 07:25:54,238 INFO L87 Difference]: Start difference. First operand 858 states and 1182 transitions. Second operand has 6 states, 5 states have (on average 34.8) internal successors, (174), 6 states have internal predecessors, (174), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:25:54,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:54,380 INFO L93 Difference]: Finished difference Result 858 states and 1182 transitions. [2024-11-17 07:25:54,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 07:25:54,380 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 34.8) internal successors, (174), 6 states have internal predecessors, (174), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 181 [2024-11-17 07:25:54,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:54,384 INFO L225 Difference]: With dead ends: 858 [2024-11-17 07:25:54,384 INFO L226 Difference]: Without dead ends: 857 [2024-11-17 07:25:54,384 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-17 07:25:54,385 INFO L432 NwaCegarLoop]: 482 mSDtfsCounter, 429 mSDsluCounter, 746 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 1228 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 [2024-11-17 07:25:54,386 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [433 Valid, 1228 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:25:54,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 857 states. [2024-11-17 07:25:54,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 857 to 857. [2024-11-17 07:25:54,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 857 states, 839 states have (on average 1.3766388557806912) internal successors, (1155), 843 states have internal predecessors, (1155), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-17 07:25:54,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1179 transitions. [2024-11-17 07:25:54,410 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1179 transitions. Word has length 181 [2024-11-17 07:25:54,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:54,411 INFO L471 AbstractCegarLoop]: Abstraction has 857 states and 1179 transitions. [2024-11-17 07:25:54,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.8) internal successors, (174), 6 states have internal predecessors, (174), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:25:54,411 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1179 transitions. [2024-11-17 07:25:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-11-17 07:25:54,414 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:54,414 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:54,433 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-17 07:25:54,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:54,615 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:54,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:54,616 INFO L85 PathProgramCache]: Analyzing trace with hash 836937128, now seen corresponding path program 1 times [2024-11-17 07:25:54,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:54,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8464344] [2024-11-17 07:25:54,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:54,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:55,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:25:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:55,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:25:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:55,033 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-17 07:25:55,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:55,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8464344] [2024-11-17 07:25:55,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8464344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:55,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:55,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:25:55,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055195933] [2024-11-17 07:25:55,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:55,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 07:25:55,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:55,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 07:25:55,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:25:55,036 INFO L87 Difference]: Start difference. First operand 857 states and 1179 transitions. Second operand has 5 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:25:55,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:55,281 INFO L93 Difference]: Finished difference Result 860 states and 1194 transitions. [2024-11-17 07:25:55,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 07:25:55,281 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 265 [2024-11-17 07:25:55,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:55,285 INFO L225 Difference]: With dead ends: 860 [2024-11-17 07:25:55,286 INFO L226 Difference]: Without dead ends: 859 [2024-11-17 07:25:55,286 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:25:55,287 INFO L432 NwaCegarLoop]: 271 mSDtfsCounter, 201 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 781 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:55,287 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 781 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 07:25:55,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2024-11-17 07:25:55,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 856. [2024-11-17 07:25:55,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 856 states, 839 states have (on average 1.3742550655542312) internal successors, (1153), 842 states have internal predecessors, (1153), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-17 07:25:55,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1177 transitions. [2024-11-17 07:25:55,318 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1177 transitions. Word has length 265 [2024-11-17 07:25:55,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:55,319 INFO L471 AbstractCegarLoop]: Abstraction has 856 states and 1177 transitions. [2024-11-17 07:25:55,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:25:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1177 transitions. [2024-11-17 07:25:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-17 07:25:55,323 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:55,324 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:55,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-17 07:25:55,324 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:55,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:55,325 INFO L85 PathProgramCache]: Analyzing trace with hash -766849203, now seen corresponding path program 1 times [2024-11-17 07:25:55,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:55,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058142055] [2024-11-17 07:25:55,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:55,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:56,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:25:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:56,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:25:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:56,046 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 251 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:56,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:56,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058142055] [2024-11-17 07:25:56,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058142055] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:25:56,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536158541] [2024-11-17 07:25:56,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:56,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:56,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:25:56,049 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) [2024-11-17 07:25:56,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-17 07:25:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:56,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 1287 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-17 07:25:56,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:25:56,884 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 251 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:56,885 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 07:25:57,280 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 251 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:57,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536158541] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 07:25:57,280 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 07:25:57,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 19 [2024-11-17 07:25:57,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576114483] [2024-11-17 07:25:57,281 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 07:25:57,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-17 07:25:57,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:57,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-17 07:25:57,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2024-11-17 07:25:57,285 INFO L87 Difference]: Start difference. First operand 856 states and 1177 transitions. Second operand has 19 states, 19 states have (on average 32.21052631578947) internal successors, (612), 18 states have internal predecessors, (612), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-17 07:25:57,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:57,922 INFO L93 Difference]: Finished difference Result 1494 states and 2079 transitions. [2024-11-17 07:25:57,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-17 07:25:57,923 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 32.21052631578947) internal successors, (612), 18 states have internal predecessors, (612), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 272 [2024-11-17 07:25:57,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:57,932 INFO L225 Difference]: With dead ends: 1494 [2024-11-17 07:25:57,932 INFO L226 Difference]: Without dead ends: 1486 [2024-11-17 07:25:57,933 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 555 GetRequests, 538 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2024-11-17 07:25:57,933 INFO L432 NwaCegarLoop]: 271 mSDtfsCounter, 2741 mSDsluCounter, 2810 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2779 SdHoareTripleChecker+Valid, 3081 SdHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:57,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2779 Valid, 3081 Invalid, 442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-17 07:25:57,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1486 states. [2024-11-17 07:25:57,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1486 to 1479. [2024-11-17 07:25:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1479 states, 1453 states have (on average 1.377150722642808) internal successors, (2001), 1456 states have internal predecessors, (2001), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-17 07:25:57,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1479 states and 2043 transitions. [2024-11-17 07:25:57,974 INFO L78 Accepts]: Start accepts. Automaton has 1479 states and 2043 transitions. Word has length 272 [2024-11-17 07:25:57,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:57,974 INFO L471 AbstractCegarLoop]: Abstraction has 1479 states and 2043 transitions. [2024-11-17 07:25:57,975 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 32.21052631578947) internal successors, (612), 18 states have internal predecessors, (612), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-17 07:25:57,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2043 transitions. [2024-11-17 07:25:57,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2024-11-17 07:25:57,980 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:57,980 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:58,001 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-17 07:25:58,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-17 07:25:58,182 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:25:58,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:58,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1317933207, now seen corresponding path program 1 times [2024-11-17 07:25:58,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:58,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771054104] [2024-11-17 07:25:58,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:58,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:01,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:26:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:01,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:26:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:01,123 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 0 proven. 512 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:01,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:26:01,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771054104] [2024-11-17 07:26:01,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771054104] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:26:01,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1282844248] [2024-11-17 07:26:01,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:26:01,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:26:01,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:26:01,126 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) [2024-11-17 07:26:01,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-17 07:26:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:01,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 1688 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-17 07:26:01,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:26:02,359 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 0 proven. 512 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:02,360 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 07:26:02,888 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 0 proven. 512 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:02,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1282844248] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 07:26:02,889 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 07:26:02,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 28 [2024-11-17 07:26:02,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902766488] [2024-11-17 07:26:02,889 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 07:26:02,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-17 07:26:02,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:26:02,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-17 07:26:02,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=260, Invalid=552, Unknown=0, NotChecked=0, Total=812 [2024-11-17 07:26:02,892 INFO L87 Difference]: Start difference. First operand 1479 states and 2043 transitions. Second operand has 29 states, 28 states have (on average 25.464285714285715) internal successors, (713), 28 states have internal predecessors, (713), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:26:03,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:26:03,852 INFO L93 Difference]: Finished difference Result 2133 states and 2983 transitions. [2024-11-17 07:26:03,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-17 07:26:03,853 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 25.464285714285715) internal successors, (713), 28 states have internal predecessors, (713), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 354 [2024-11-17 07:26:03,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:26:03,861 INFO L225 Difference]: With dead ends: 2133 [2024-11-17 07:26:03,862 INFO L226 Difference]: Without dead ends: 2132 [2024-11-17 07:26:03,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 726 GetRequests, 694 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 389 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=340, Invalid=782, Unknown=0, NotChecked=0, Total=1122 [2024-11-17 07:26:03,863 INFO L432 NwaCegarLoop]: 350 mSDtfsCounter, 4092 mSDsluCounter, 3941 mSDsCounter, 0 mSdLazyCounter, 626 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4138 SdHoareTripleChecker+Valid, 4291 SdHoareTripleChecker+Invalid, 665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-17 07:26:03,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4138 Valid, 4291 Invalid, 665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 626 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-17 07:26:03,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2132 states. [2024-11-17 07:26:03,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2132 to 2109. [2024-11-17 07:26:03,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2109 states, 2074 states have (on average 1.3775313404050145) internal successors, (2857), 2077 states have internal predecessors, (2857), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-17 07:26:03,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 2109 states and 2917 transitions. [2024-11-17 07:26:03,916 INFO L78 Accepts]: Start accepts. Automaton has 2109 states and 2917 transitions. Word has length 354 [2024-11-17 07:26:03,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:26:03,916 INFO L471 AbstractCegarLoop]: Abstraction has 2109 states and 2917 transitions. [2024-11-17 07:26:03,917 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 25.464285714285715) internal successors, (713), 28 states have internal predecessors, (713), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:26:03,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 2917 transitions. [2024-11-17 07:26:03,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2024-11-17 07:26:03,922 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:26:03,922 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:26:03,943 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-17 07:26:04,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-17 07:26:04,123 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:26:04,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:26:04,123 INFO L85 PathProgramCache]: Analyzing trace with hash -2093743201, now seen corresponding path program 1 times [2024-11-17 07:26:04,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:26:04,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425302320] [2024-11-17 07:26:04,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:26:04,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:26:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:06,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:26:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:06,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:26:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:06,585 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 516 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:06,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:26:06,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425302320] [2024-11-17 07:26:06,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425302320] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:26:06,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116159646] [2024-11-17 07:26:06,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:26:06,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:26:06,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:26:06,588 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) [2024-11-17 07:26:06,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-17 07:26:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:07,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 1689 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-17 07:26:07,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:26:07,829 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 516 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:07,829 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 07:26:08,248 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 516 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:08,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116159646] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 07:26:08,249 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 07:26:08,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 28 [2024-11-17 07:26:08,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300975752] [2024-11-17 07:26:08,250 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 07:26:08,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-17 07:26:08,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:26:08,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-17 07:26:08,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=260, Invalid=552, Unknown=0, NotChecked=0, Total=812 [2024-11-17 07:26:08,254 INFO L87 Difference]: Start difference. First operand 2109 states and 2917 transitions. Second operand has 29 states, 28 states have (on average 25.571428571428573) internal successors, (716), 28 states have internal predecessors, (716), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:26:09,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:26:09,014 INFO L93 Difference]: Finished difference Result 2133 states and 2977 transitions. [2024-11-17 07:26:09,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-17 07:26:09,015 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 25.571428571428573) internal successors, (716), 28 states have internal predecessors, (716), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 355 [2024-11-17 07:26:09,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:26:09,026 INFO L225 Difference]: With dead ends: 2133 [2024-11-17 07:26:09,026 INFO L226 Difference]: Without dead ends: 2132 [2024-11-17 07:26:09,028 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 728 GetRequests, 696 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 389 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=340, Invalid=782, Unknown=0, NotChecked=0, Total=1122 [2024-11-17 07:26:09,028 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 3556 mSDsluCounter, 4283 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3602 SdHoareTripleChecker+Valid, 4634 SdHoareTripleChecker+Invalid, 714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-17 07:26:09,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3602 Valid, 4634 Invalid, 714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-17 07:26:09,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2132 states. [2024-11-17 07:26:09,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2132 to 2110. [2024-11-17 07:26:09,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2110 states, 2075 states have (on average 1.3749397590361445) internal successors, (2853), 2078 states have internal predecessors, (2853), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-17 07:26:09,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 2110 states and 2913 transitions. [2024-11-17 07:26:09,105 INFO L78 Accepts]: Start accepts. Automaton has 2110 states and 2913 transitions. Word has length 355 [2024-11-17 07:26:09,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:26:09,106 INFO L471 AbstractCegarLoop]: Abstraction has 2110 states and 2913 transitions. [2024-11-17 07:26:09,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 25.571428571428573) internal successors, (716), 28 states have internal predecessors, (716), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:26:09,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2913 transitions. [2024-11-17 07:26:09,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2024-11-17 07:26:09,116 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:26:09,117 INFO L215 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2024-11-17 07:26:09,138 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-17 07:26:09,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:26:09,317 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:26:09,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:26:09,318 INFO L85 PathProgramCache]: Analyzing trace with hash -2062736115, now seen corresponding path program 2 times [2024-11-17 07:26:09,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:26:09,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111614877] [2024-11-17 07:26:09,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:26:09,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:26:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:11,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:26:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:11,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:26:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:11,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1749 backedges. 0 proven. 1745 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:11,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:26:11,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111614877] [2024-11-17 07:26:11,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111614877] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:26:11,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321861559] [2024-11-17 07:26:11,305 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 07:26:11,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:26:11,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:26:11,307 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) [2024-11-17 07:26:11,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-17 07:26:12,134 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-17 07:26:12,134 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 07:26:12,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 2767 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-17 07:26:12,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:26:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1749 backedges. 0 proven. 1745 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:12,701 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 07:26:13,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1749 backedges. 0 proven. 1745 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:13,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321861559] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 07:26:13,365 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 07:26:13,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 24 [2024-11-17 07:26:13,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787143459] [2024-11-17 07:26:13,365 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 07:26:13,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-17 07:26:13,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:26:13,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-17 07:26:13,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2024-11-17 07:26:13,368 INFO L87 Difference]: Start difference. First operand 2110 states and 2913 transitions. Second operand has 24 states, 24 states have (on average 35.958333333333336) internal successors, (863), 23 states have internal predecessors, (863), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-17 07:26:14,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:26:14,014 INFO L93 Difference]: Finished difference Result 2121 states and 2954 transitions. [2024-11-17 07:26:14,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-17 07:26:14,015 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 35.958333333333336) internal successors, (863), 23 states have internal predecessors, (863), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 604 [2024-11-17 07:26:14,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:26:14,027 INFO L225 Difference]: With dead ends: 2121 [2024-11-17 07:26:14,028 INFO L226 Difference]: Without dead ends: 2113 [2024-11-17 07:26:14,028 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1227 GetRequests, 1194 SyntacticMatches, 11 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2024-11-17 07:26:14,029 INFO L432 NwaCegarLoop]: 394 mSDtfsCounter, 5551 mSDsluCounter, 3773 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5603 SdHoareTripleChecker+Valid, 4167 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-17 07:26:14,030 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5603 Valid, 4167 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-17 07:26:14,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2113 states. [2024-11-17 07:26:14,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2113 to 2110. [2024-11-17 07:26:14,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2110 states, 2075 states have (on average 1.3734939759036144) internal successors, (2850), 2078 states have internal predecessors, (2850), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-17 07:26:14,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 2110 states and 2910 transitions. [2024-11-17 07:26:14,080 INFO L78 Accepts]: Start accepts. Automaton has 2110 states and 2910 transitions. Word has length 604 [2024-11-17 07:26:14,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:26:14,084 INFO L471 AbstractCegarLoop]: Abstraction has 2110 states and 2910 transitions. [2024-11-17 07:26:14,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 35.958333333333336) internal successors, (863), 23 states have internal predecessors, (863), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-17 07:26:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2910 transitions. [2024-11-17 07:26:14,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2024-11-17 07:26:14,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:26:14,094 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:26:14,118 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-17 07:26:14,295 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,SelfDestructingSolverStorable16 [2024-11-17 07:26:14,295 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:26:14,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:26:14,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1873777353, now seen corresponding path program 2 times [2024-11-17 07:26:14,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:26:14,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781570214] [2024-11-17 07:26:14,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:26:14,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:26:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:17,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:26:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:17,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:26:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3771 backedges. 3036 proven. 731 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:17,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:26:17,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781570214] [2024-11-17 07:26:17,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781570214] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:26:17,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287964081] [2024-11-17 07:26:17,390 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 07:26:17,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:26:17,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:26:17,392 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) [2024-11-17 07:26:17,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-17 07:26:18,520 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-17 07:26:18,520 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 07:26:18,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 3908 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-17 07:26:18,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:26:19,266 INFO L134 CoverageAnalysis]: Checked inductivity of 3771 backedges. 3767 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:19,266 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:26:19,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287964081] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:26:19,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:26:19,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [24] total 26 [2024-11-17 07:26:19,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39407850] [2024-11-17 07:26:19,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:26:19,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-17 07:26:19,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:26:19,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-17 07:26:19,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=499, Unknown=0, NotChecked=0, Total=650 [2024-11-17 07:26:19,269 INFO L87 Difference]: Start difference. First operand 2110 states and 2910 transitions. Second operand has 23 states, 23 states have (on average 36.73913043478261) internal successors, (845), 23 states have internal predecessors, (845), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:26:20,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:26:20,350 INFO L93 Difference]: Finished difference Result 2327 states and 3208 transitions. [2024-11-17 07:26:20,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-17 07:26:20,351 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 36.73913043478261) internal successors, (845), 23 states have internal predecessors, (845), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 852 [2024-11-17 07:26:20,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:26:20,359 INFO L225 Difference]: With dead ends: 2327 [2024-11-17 07:26:20,360 INFO L226 Difference]: Without dead ends: 2104 [2024-11-17 07:26:20,361 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 878 GetRequests, 854 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=151, Invalid=499, Unknown=0, NotChecked=0, Total=650 [2024-11-17 07:26:20,362 INFO L432 NwaCegarLoop]: 2268 mSDtfsCounter, 2259 mSDsluCounter, 13518 mSDsCounter, 0 mSdLazyCounter, 1795 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2287 SdHoareTripleChecker+Valid, 15786 SdHoareTripleChecker+Invalid, 1812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-17 07:26:20,362 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2287 Valid, 15786 Invalid, 1812 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 1795 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-17 07:26:20,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2104 states. [2024-11-17 07:26:20,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2104 to 2104. [2024-11-17 07:26:20,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2104 states, 2071 states have (on average 1.3727667793336553) internal successors, (2843), 2072 states have internal predecessors, (2843), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-17 07:26:20,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 2104 states and 2903 transitions. [2024-11-17 07:26:20,406 INFO L78 Accepts]: Start accepts. Automaton has 2104 states and 2903 transitions. Word has length 852 [2024-11-17 07:26:20,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:26:20,407 INFO L471 AbstractCegarLoop]: Abstraction has 2104 states and 2903 transitions. [2024-11-17 07:26:20,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 36.73913043478261) internal successors, (845), 23 states have internal predecessors, (845), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:26:20,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2903 transitions. [2024-11-17 07:26:20,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 854 [2024-11-17 07:26:20,415 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:26:20,415 INFO L215 NwaCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:26:20,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-17 07:26:20,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-17 07:26:20,616 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-17 07:26:20,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:26:20,616 INFO L85 PathProgramCache]: Analyzing trace with hash 2029823130, now seen corresponding path program 3 times [2024-11-17 07:26:20,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:26:20,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053422586] [2024-11-17 07:26:20,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:26:20,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms