./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1c1067a232ccde2ed577e0679695f102973a28bf8615edad0a3c87e54d273eb4 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 12:07:56,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 12:07:56,776 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-09 12:07:56,781 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 12:07:56,783 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 12:07:56,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 12:07:56,818 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 12:07:56,818 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 12:07:56,819 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 12:07:56,820 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 12:07:56,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 12:07:56,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 12:07:56,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 12:07:56,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 12:07:56,825 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 12:07:56,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 12:07:56,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 12:07:56,826 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 12:07:56,827 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 12:07:56,827 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 12:07:56,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 12:07:56,828 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 12:07:56,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 12:07:56,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 12:07:56,829 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 12:07:56,829 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 12:07:56,829 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 12:07:56,829 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 12:07:56,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 12:07:56,830 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 12:07:56,830 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 12:07:56,831 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 12:07:56,831 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 12:07:56,831 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 12:07:56,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 12:07:56,832 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 12:07:56,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 12:07:56,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 12:07:56,833 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 12:07:56,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 12:07:56,833 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 12:07:56,834 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 12:07:56,834 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 12:07:56,834 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 12:07:56,835 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c1067a232ccde2ed577e0679695f102973a28bf8615edad0a3c87e54d273eb4 [2024-11-09 12:07:57,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 12:07:57,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 12:07:57,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 12:07:57,094 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 12:07:57,095 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 12:07:57,096 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c [2024-11-09 12:07:58,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 12:07:58,707 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 12:07:58,707 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c [2024-11-09 12:07:58,714 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/272c22d91/e27de3ed46494f26bd90f9354a245926/FLAGb1777d618 [2024-11-09 12:07:58,726 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/272c22d91/e27de3ed46494f26bd90f9354a245926 [2024-11-09 12:07:58,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 12:07:58,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 12:07:58,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 12:07:58,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 12:07:58,737 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 12:07:58,738 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:58,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@449e2e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58, skipping insertion in model container [2024-11-09 12:07:58,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:58,756 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 12:07:58,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 12:07:58,958 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 12:07:58,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 12:07:58,992 INFO L204 MainTranslator]: Completed translation [2024-11-09 12:07:58,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58 WrapperNode [2024-11-09 12:07:58,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 12:07:58,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 12:07:58,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 12:07:58,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 12:07:59,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,007 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,032 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 126 [2024-11-09 12:07:59,033 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 12:07:59,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 12:07:59,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 12:07:59,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 12:07:59,045 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,047 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,067 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-09 12:07:59,067 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,067 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,073 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,077 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,078 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 12:07:59,080 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 12:07:59,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 12:07:59,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 12:07:59,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (1/1) ... [2024-11-09 12:07:59,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 12:07:59,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:07:59,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 12:07:59,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 12:07:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 12:07:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 12:07:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 12:07:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 12:07:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 12:07:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 12:07:59,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 12:07:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 12:07:59,247 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 12:07:59,250 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 12:07:59,829 INFO L? ?]: Removed 89 outVars from TransFormulas that were not future-live. [2024-11-09 12:07:59,829 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 12:07:59,872 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 12:07:59,872 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 12:07:59,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:07:59 BoogieIcfgContainer [2024-11-09 12:07:59,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 12:07:59,883 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 12:07:59,883 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 12:07:59,887 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 12:07:59,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 12:07:58" (1/3) ... [2024-11-09 12:07:59,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ec7dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 12:07:59, skipping insertion in model container [2024-11-09 12:07:59,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58" (2/3) ... [2024-11-09 12:07:59,890 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ec7dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 12:07:59, skipping insertion in model container [2024-11-09 12:07:59,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:07:59" (3/3) ... [2024-11-09 12:07:59,891 INFO L112 eAbstractionObserver]: Analyzing ICFG ps5-ll_valuebound2.c [2024-11-09 12:07:59,907 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 12:07:59,907 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 84 error locations. [2024-11-09 12:07:59,977 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 12:07:59,985 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;@361e3a9f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 12:07:59,985 INFO L334 AbstractCegarLoop]: Starting to check reachability of 84 error locations. [2024-11-09 12:07:59,989 INFO L276 IsEmpty]: Start isEmpty. Operand has 192 states, 100 states have (on average 1.89) internal successors, (189), 184 states have internal predecessors, (189), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-09 12:07:59,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 12:07:59,995 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:07:59,995 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:07:59,996 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:00,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:00,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1552832064, now seen corresponding path program 1 times [2024-11-09 12:08:00,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:00,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148327224] [2024-11-09 12:08:00,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:00,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:00,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:00,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:00,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:00,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:00,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148327224] [2024-11-09 12:08:00,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148327224] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:00,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:00,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 12:08:00,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897900107] [2024-11-09 12:08:00,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:00,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 12:08:00,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:00,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 12:08:00,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 12:08:00,193 INFO L87 Difference]: Start difference. First operand has 192 states, 100 states have (on average 1.89) internal successors, (189), 184 states have internal predecessors, (189), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-09 12:08:00,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:00,228 INFO L93 Difference]: Finished difference Result 367 states and 398 transitions. [2024-11-09 12:08:00,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 12:08:00,231 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 15 [2024-11-09 12:08:00,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:00,239 INFO L225 Difference]: With dead ends: 367 [2024-11-09 12:08:00,240 INFO L226 Difference]: Without dead ends: 172 [2024-11-09 12:08:00,244 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 12:08:00,248 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:00,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 12:08:00,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2024-11-09 12:08:00,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2024-11-09 12:08:00,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 95 states have (on average 1.7473684210526317) internal successors, (166), 165 states have internal predecessors, (166), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-09 12:08:00,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 174 transitions. [2024-11-09 12:08:00,289 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 174 transitions. Word has length 15 [2024-11-09 12:08:00,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:00,289 INFO L471 AbstractCegarLoop]: Abstraction has 172 states and 174 transitions. [2024-11-09 12:08:00,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-09 12:08:00,289 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 174 transitions. [2024-11-09 12:08:00,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 12:08:00,290 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:00,290 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:00,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 12:08:00,291 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:00,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:00,292 INFO L85 PathProgramCache]: Analyzing trace with hash -794512385, now seen corresponding path program 1 times [2024-11-09 12:08:00,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:00,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551484305] [2024-11-09 12:08:00,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:00,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:00,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:00,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:00,383 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:00,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:00,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551484305] [2024-11-09 12:08:00,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551484305] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:00,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:00,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 12:08:00,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391525182] [2024-11-09 12:08:00,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:00,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 12:08:00,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:00,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 12:08:00,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:08:00,391 INFO L87 Difference]: Start difference. First operand 172 states and 174 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2024-11-09 12:08:00,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:00,799 INFO L93 Difference]: Finished difference Result 309 states and 321 transitions. [2024-11-09 12:08:00,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 12:08:00,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 15 [2024-11-09 12:08:00,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:00,801 INFO L225 Difference]: With dead ends: 309 [2024-11-09 12:08:00,802 INFO L226 Difference]: Without dead ends: 253 [2024-11-09 12:08:00,802 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:08:00,804 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 82 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:00,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 127 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 12:08:00,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-09 12:08:00,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 247. [2024-11-09 12:08:00,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 169 states have (on average 1.5029585798816567) internal successors, (254), 239 states have internal predecessors, (254), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-09 12:08:00,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 264 transitions. [2024-11-09 12:08:00,824 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 264 transitions. Word has length 15 [2024-11-09 12:08:00,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:00,825 INFO L471 AbstractCegarLoop]: Abstraction has 247 states and 264 transitions. [2024-11-09 12:08:00,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2024-11-09 12:08:00,826 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 264 transitions. [2024-11-09 12:08:00,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 12:08:00,827 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:00,827 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] [2024-11-09 12:08:00,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 12:08:00,827 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:00,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:00,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1381401701, now seen corresponding path program 1 times [2024-11-09 12:08:00,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:00,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712059135] [2024-11-09 12:08:00,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:00,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:00,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:00,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:01,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:01,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:01,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:01,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712059135] [2024-11-09 12:08:01,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712059135] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:01,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:01,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 12:08:01,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822799846] [2024-11-09 12:08:01,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:01,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 12:08:01,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:01,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 12:08:01,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:08:01,013 INFO L87 Difference]: Start difference. First operand 247 states and 264 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (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) [2024-11-09 12:08:01,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:01,091 INFO L93 Difference]: Finished difference Result 266 states and 278 transitions. [2024-11-09 12:08:01,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 12:08:01,093 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (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 43 [2024-11-09 12:08:01,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:01,094 INFO L225 Difference]: With dead ends: 266 [2024-11-09 12:08:01,094 INFO L226 Difference]: Without dead ends: 261 [2024-11-09 12:08:01,095 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:08:01,096 INFO L432 NwaCegarLoop]: 152 mSDtfsCounter, 58 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:01,100 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 296 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:08:01,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2024-11-09 12:08:01,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 254. [2024-11-09 12:08:01,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 176 states have (on average 1.4829545454545454) internal successors, (261), 246 states have internal predecessors, (261), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-09 12:08:01,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 271 transitions. [2024-11-09 12:08:01,119 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 271 transitions. Word has length 43 [2024-11-09 12:08:01,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:01,120 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 271 transitions. [2024-11-09 12:08:01,120 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (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) [2024-11-09 12:08:01,120 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 271 transitions. [2024-11-09 12:08:01,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-09 12:08:01,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:01,121 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] [2024-11-09 12:08:01,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 12:08:01,122 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:01,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:01,122 INFO L85 PathProgramCache]: Analyzing trace with hash -382136867, now seen corresponding path program 1 times [2024-11-09 12:08:01,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:01,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139671143] [2024-11-09 12:08:01,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:01,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:01,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:01,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:01,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:01,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:01,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139671143] [2024-11-09 12:08:01,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139671143] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:01,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:01,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:08:01,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760143801] [2024-11-09 12:08:01,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:01,300 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:08:01,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:01,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:08:01,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:01,304 INFO L87 Difference]: Start difference. First operand 254 states and 271 transitions. Second operand has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 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) [2024-11-09 12:08:01,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:01,737 INFO L93 Difference]: Finished difference Result 265 states and 273 transitions. [2024-11-09 12:08:01,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:08:01,738 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 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 45 [2024-11-09 12:08:01,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:01,739 INFO L225 Difference]: With dead ends: 265 [2024-11-09 12:08:01,739 INFO L226 Difference]: Without dead ends: 260 [2024-11-09 12:08:01,740 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:01,744 INFO L432 NwaCegarLoop]: 89 mSDtfsCounter, 81 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:01,744 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 255 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 12:08:01,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2024-11-09 12:08:01,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 254. [2024-11-09 12:08:01,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 176 states have (on average 1.4545454545454546) internal successors, (256), 246 states have internal predecessors, (256), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-09 12:08:01,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 266 transitions. [2024-11-09 12:08:01,769 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 266 transitions. Word has length 45 [2024-11-09 12:08:01,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:01,769 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 266 transitions. [2024-11-09 12:08:01,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 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) [2024-11-09 12:08:01,769 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 266 transitions. [2024-11-09 12:08:01,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 12:08:01,773 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:01,774 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] [2024-11-09 12:08:01,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 12:08:01,774 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:01,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:01,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1038659119, now seen corresponding path program 1 times [2024-11-09 12:08:01,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:01,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407717040] [2024-11-09 12:08:01,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:01,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:01,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:01,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:01,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:01,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407717040] [2024-11-09 12:08:01,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407717040] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:01,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:01,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:08:01,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552067380] [2024-11-09 12:08:01,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:01,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:08:01,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:01,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:08:01,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:01,922 INFO L87 Difference]: Start difference. First operand 254 states and 266 transitions. Second operand has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 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) [2024-11-09 12:08:02,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:02,095 INFO L93 Difference]: Finished difference Result 264 states and 268 transitions. [2024-11-09 12:08:02,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:08:02,096 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 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 46 [2024-11-09 12:08:02,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:02,099 INFO L225 Difference]: With dead ends: 264 [2024-11-09 12:08:02,099 INFO L226 Difference]: Without dead ends: 226 [2024-11-09 12:08:02,100 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:02,102 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 125 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:02,105 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 246 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 12:08:02,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-09 12:08:02,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 220. [2024-11-09 12:08:02,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 142 states have (on average 1.5352112676056338) internal successors, (218), 212 states have internal predecessors, (218), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-09 12:08:02,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 228 transitions. [2024-11-09 12:08:02,116 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 228 transitions. Word has length 46 [2024-11-09 12:08:02,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:02,116 INFO L471 AbstractCegarLoop]: Abstraction has 220 states and 228 transitions. [2024-11-09 12:08:02,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 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) [2024-11-09 12:08:02,117 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 228 transitions. [2024-11-09 12:08:02,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 12:08:02,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:02,118 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] [2024-11-09 12:08:02,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 12:08:02,119 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:02,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:02,120 INFO L85 PathProgramCache]: Analyzing trace with hash -2035500068, now seen corresponding path program 1 times [2024-11-09 12:08:02,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:02,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300735275] [2024-11-09 12:08:02,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:02,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:02,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:02,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:02,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 12:08:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:02,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:02,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:02,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300735275] [2024-11-09 12:08:02,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300735275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:02,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:02,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 12:08:02,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028417723] [2024-11-09 12:08:02,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:02,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 12:08:02,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:02,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 12:08:02,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:08:02,208 INFO L87 Difference]: Start difference. First operand 220 states and 228 transitions. Second operand has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:02,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:02,230 INFO L93 Difference]: Finished difference Result 222 states and 228 transitions. [2024-11-09 12:08:02,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 12:08:02,231 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 55 [2024-11-09 12:08:02,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:02,232 INFO L225 Difference]: With dead ends: 222 [2024-11-09 12:08:02,232 INFO L226 Difference]: Without dead ends: 220 [2024-11-09 12:08:02,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:08:02,233 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 1 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:02,233 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 337 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 12:08:02,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2024-11-09 12:08:02,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2024-11-09 12:08:02,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 142 states have (on average 1.5211267605633803) internal successors, (216), 212 states have internal predecessors, (216), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-09 12:08:02,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 226 transitions. [2024-11-09 12:08:02,247 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 226 transitions. Word has length 55 [2024-11-09 12:08:02,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:02,249 INFO L471 AbstractCegarLoop]: Abstraction has 220 states and 226 transitions. [2024-11-09 12:08:02,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 226 transitions. [2024-11-09 12:08:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 12:08:02,252 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:02,252 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] [2024-11-09 12:08:02,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 12:08:02,253 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:02,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:02,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1567344674, now seen corresponding path program 1 times [2024-11-09 12:08:02,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:02,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389386550] [2024-11-09 12:08:02,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:02,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 12:08:02,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [868667390] [2024-11-09 12:08:02,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:02,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:02,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:02,289 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) [2024-11-09 12:08:02,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 12:08:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:02,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 12:08:02,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:08:02,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:02,459 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 12:08:02,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:02,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389386550] [2024-11-09 12:08:02,460 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 12:08:02,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868667390] [2024-11-09 12:08:02,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868667390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:02,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:02,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:08:02,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396362245] [2024-11-09 12:08:02,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:02,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:08:02,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:02,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:08:02,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:02,462 INFO L87 Difference]: Start difference. First operand 220 states and 226 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:02,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:02,866 INFO L93 Difference]: Finished difference Result 359 states and 375 transitions. [2024-11-09 12:08:02,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:08:02,866 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 60 [2024-11-09 12:08:02,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:02,869 INFO L225 Difference]: With dead ends: 359 [2024-11-09 12:08:02,869 INFO L226 Difference]: Without dead ends: 305 [2024-11-09 12:08:02,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:02,872 INFO L432 NwaCegarLoop]: 94 mSDtfsCounter, 90 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:02,873 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 153 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 12:08:02,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2024-11-09 12:08:02,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 299. [2024-11-09 12:08:02,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 219 states have (on average 1.4018264840182648) internal successors, (307), 289 states have internal predecessors, (307), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-09 12:08:02,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 321 transitions. [2024-11-09 12:08:02,888 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 321 transitions. Word has length 60 [2024-11-09 12:08:02,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:02,888 INFO L471 AbstractCegarLoop]: Abstraction has 299 states and 321 transitions. [2024-11-09 12:08:02,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:02,889 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 321 transitions. [2024-11-09 12:08:02,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-09 12:08:02,890 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:02,890 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] [2024-11-09 12:08:02,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 12:08:03,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:03,095 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:03,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:03,096 INFO L85 PathProgramCache]: Analyzing trace with hash 787058728, now seen corresponding path program 1 times [2024-11-09 12:08:03,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:03,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872248455] [2024-11-09 12:08:03,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:03,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:03,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:03,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:03,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:03,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 12:08:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:03,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:03,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:03,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872248455] [2024-11-09 12:08:03,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872248455] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:03,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:03,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:08:03,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167321726] [2024-11-09 12:08:03,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:03,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:08:03,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:03,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:08:03,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:03,224 INFO L87 Difference]: Start difference. First operand 299 states and 321 transitions. Second operand has 4 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:03,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:03,471 INFO L93 Difference]: Finished difference Result 300 states and 321 transitions. [2024-11-09 12:08:03,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:08:03,472 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 66 [2024-11-09 12:08:03,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:03,473 INFO L225 Difference]: With dead ends: 300 [2024-11-09 12:08:03,474 INFO L226 Difference]: Without dead ends: 299 [2024-11-09 12:08:03,474 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:03,475 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 39 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:03,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 302 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 12:08:03,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2024-11-09 12:08:03,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 299. [2024-11-09 12:08:03,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 219 states have (on average 1.3972602739726028) internal successors, (306), 289 states have internal predecessors, (306), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-09 12:08:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 320 transitions. [2024-11-09 12:08:03,487 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 320 transitions. Word has length 66 [2024-11-09 12:08:03,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:03,487 INFO L471 AbstractCegarLoop]: Abstraction has 299 states and 320 transitions. [2024-11-09 12:08:03,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 320 transitions. [2024-11-09 12:08:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 12:08:03,488 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:03,488 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:03,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 12:08:03,489 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:03,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:03,490 INFO L85 PathProgramCache]: Analyzing trace with hash 668996806, now seen corresponding path program 1 times [2024-11-09 12:08:03,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:03,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941697116] [2024-11-09 12:08:03,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:03,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 12:08:03,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1024324994] [2024-11-09 12:08:03,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:03,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:03,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:03,521 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) [2024-11-09 12:08:03,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 12:08:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:03,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 12:08:03,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:08:03,747 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-09 12:08:03,747 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 12:08:03,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:03,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941697116] [2024-11-09 12:08:03,748 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 12:08:03,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024324994] [2024-11-09 12:08:03,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024324994] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:03,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:03,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 12:08:03,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614759300] [2024-11-09 12:08:03,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:03,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 12:08:03,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:03,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 12:08:03,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:08:03,751 INFO L87 Difference]: Start difference. First operand 299 states and 320 transitions. Second operand has 3 states, 2 states have (on average 29.0) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:03,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:03,802 INFO L93 Difference]: Finished difference Result 299 states and 320 transitions. [2024-11-09 12:08:03,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 12:08:03,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 29.0) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 96 [2024-11-09 12:08:03,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:03,806 INFO L225 Difference]: With dead ends: 299 [2024-11-09 12:08:03,806 INFO L226 Difference]: Without dead ends: 296 [2024-11-09 12:08:03,806 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 12:08:03,807 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 95 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:03,808 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 159 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 12:08:03,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2024-11-09 12:08:03,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 296. [2024-11-09 12:08:03,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296 states, 219 states have (on average 1.3744292237442923) internal successors, (301), 286 states have internal predecessors, (301), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-09 12:08:03,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 315 transitions. [2024-11-09 12:08:03,818 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 315 transitions. Word has length 96 [2024-11-09 12:08:03,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:03,818 INFO L471 AbstractCegarLoop]: Abstraction has 296 states and 315 transitions. [2024-11-09 12:08:03,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 29.0) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:03,819 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 315 transitions. [2024-11-09 12:08:03,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-09 12:08:03,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:03,820 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:03,837 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 12:08:04,024 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,SelfDestructingSolverStorable8 [2024-11-09 12:08:04,025 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:04,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:04,025 INFO L85 PathProgramCache]: Analyzing trace with hash -735935390, now seen corresponding path program 1 times [2024-11-09 12:08:04,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:04,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030893748] [2024-11-09 12:08:04,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:04,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 12:08:04,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1764984618] [2024-11-09 12:08:04,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:04,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:04,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:04,046 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) [2024-11-09 12:08:04,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 12:08:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:04,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 12:08:04,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:08:04,369 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:04,369 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 12:08:04,600 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:04,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:04,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030893748] [2024-11-09 12:08:04,601 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 12:08:04,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764984618] [2024-11-09 12:08:04,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1764984618] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 12:08:04,601 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-09 12:08:04,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2024-11-09 12:08:04,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187158450] [2024-11-09 12:08:04,602 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-09 12:08:04,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 12:08:04,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:04,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 12:08:04,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-09 12:08:04,604 INFO L87 Difference]: Start difference. First operand 296 states and 315 transitions. Second operand has 8 states, 7 states have (on average 24.0) internal successors, (168), 8 states have internal predecessors, (168), 3 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-09 12:08:05,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:05,335 INFO L93 Difference]: Finished difference Result 368 states and 383 transitions. [2024-11-09 12:08:05,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 12:08:05,336 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 24.0) internal successors, (168), 8 states have internal predecessors, (168), 3 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 97 [2024-11-09 12:08:05,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:05,338 INFO L225 Difference]: With dead ends: 368 [2024-11-09 12:08:05,338 INFO L226 Difference]: Without dead ends: 361 [2024-11-09 12:08:05,338 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-09 12:08:05,339 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 286 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 689 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:05,339 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 305 Invalid, 704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 689 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 12:08:05,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2024-11-09 12:08:05,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 334. [2024-11-09 12:08:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 258 states have (on average 1.3953488372093024) internal successors, (360), 324 states have internal predecessors, (360), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-09 12:08:05,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 374 transitions. [2024-11-09 12:08:05,348 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 374 transitions. Word has length 97 [2024-11-09 12:08:05,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:05,349 INFO L471 AbstractCegarLoop]: Abstraction has 334 states and 374 transitions. [2024-11-09 12:08:05,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 24.0) internal successors, (168), 8 states have internal predecessors, (168), 3 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-09 12:08:05,349 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 374 transitions. [2024-11-09 12:08:05,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-09 12:08:05,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:05,350 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:05,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-09 12:08:05,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:05,555 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:05,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:05,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1339160504, now seen corresponding path program 1 times [2024-11-09 12:08:05,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:05,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991439103] [2024-11-09 12:08:05,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:05,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 12:08:05,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [802830780] [2024-11-09 12:08:05,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:05,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:05,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:05,614 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) [2024-11-09 12:08:05,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 12:08:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:05,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 12:08:05,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:08:05,942 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:05,943 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 12:08:06,925 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:06,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:06,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991439103] [2024-11-09 12:08:06,926 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 12:08:06,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802830780] [2024-11-09 12:08:06,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [802830780] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 12:08:06,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 12:08:06,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 8 [2024-11-09 12:08:06,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035113062] [2024-11-09 12:08:06,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:06,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 12:08:06,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:06,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 12:08:06,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=40, Unknown=0, NotChecked=0, Total=72 [2024-11-09 12:08:06,928 INFO L87 Difference]: Start difference. First operand 334 states and 374 transitions. Second operand has 6 states, 5 states have (on average 17.8) internal successors, (89), 6 states have internal predecessors, (89), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:11,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:15,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:19,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:21,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:24,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:28,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:33,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:35,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:39,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:43,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:45,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:48,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:50,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 12:08:50,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:50,884 INFO L93 Difference]: Finished difference Result 334 states and 374 transitions. [2024-11-09 12:08:50,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:08:50,885 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.8) internal successors, (89), 6 states have internal predecessors, (89), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 98 [2024-11-09 12:08:50,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:50,886 INFO L225 Difference]: With dead ends: 334 [2024-11-09 12:08:50,887 INFO L226 Difference]: Without dead ends: 332 [2024-11-09 12:08:50,887 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=49, Unknown=0, NotChecked=0, Total=90 [2024-11-09 12:08:50,888 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 147 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 478 mSolverCounterSat, 8 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 478 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.9s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:50,888 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 84 Invalid, 493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 478 Invalid, 7 Unknown, 0 Unchecked, 43.9s Time] [2024-11-09 12:08:50,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2024-11-09 12:08:50,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 332. [2024-11-09 12:08:50,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 258 states have (on average 1.37984496124031) internal successors, (356), 322 states have internal predecessors, (356), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-09 12:08:50,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 370 transitions. [2024-11-09 12:08:50,901 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 370 transitions. Word has length 98 [2024-11-09 12:08:50,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:50,901 INFO L471 AbstractCegarLoop]: Abstraction has 332 states and 370 transitions. [2024-11-09 12:08:50,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.8) internal successors, (89), 6 states have internal predecessors, (89), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 370 transitions. [2024-11-09 12:08:50,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-09 12:08:50,903 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:50,903 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:50,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-09 12:08:51,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:51,110 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:51,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:51,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1435697444, now seen corresponding path program 1 times [2024-11-09 12:08:51,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:51,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216355617] [2024-11-09 12:08:51,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:51,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 12:08:51,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1669926614] [2024-11-09 12:08:51,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:51,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:51,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:51,149 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) [2024-11-09 12:08:51,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 12:08:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:51,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 12:08:51,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:08:51,380 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:51,380 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 12:08:51,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:51,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216355617] [2024-11-09 12:08:51,380 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 12:08:51,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669926614] [2024-11-09 12:08:51,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669926614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:51,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:51,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:08:51,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250453207] [2024-11-09 12:08:51,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:51,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:08:51,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:51,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:08:51,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:08:51,384 INFO L87 Difference]: Start difference. First operand 332 states and 370 transitions. Second operand has 5 states, 4 states have (on average 22.5) internal successors, (90), 5 states have internal predecessors, (90), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:51,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:51,712 INFO L93 Difference]: Finished difference Result 332 states and 370 transitions. [2024-11-09 12:08:51,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:08:51,713 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.5) internal successors, (90), 5 states have internal predecessors, (90), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 99 [2024-11-09 12:08:51,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:51,715 INFO L225 Difference]: With dead ends: 332 [2024-11-09 12:08:51,715 INFO L226 Difference]: Without dead ends: 312 [2024-11-09 12:08:51,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:08:51,716 INFO L432 NwaCegarLoop]: 34 mSDtfsCounter, 161 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:51,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 61 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 12:08:51,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2024-11-09 12:08:51,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 312. [2024-11-09 12:08:51,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 258 states have (on average 1.2635658914728682) internal successors, (326), 302 states have internal predecessors, (326), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-09 12:08:51,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 340 transitions. [2024-11-09 12:08:51,729 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 340 transitions. Word has length 99 [2024-11-09 12:08:51,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:51,730 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 340 transitions. [2024-11-09 12:08:51,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.5) internal successors, (90), 5 states have internal predecessors, (90), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:51,730 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 340 transitions. [2024-11-09 12:08:51,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-09 12:08:51,731 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:51,731 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:51,749 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 12:08:51,935 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,SelfDestructingSolverStorable11 [2024-11-09 12:08:51,936 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:51,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:51,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1556947914, now seen corresponding path program 1 times [2024-11-09 12:08:51,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:51,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062011520] [2024-11-09 12:08:51,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:51,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 12:08:51,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [364844645] [2024-11-09 12:08:51,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:51,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:51,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:51,965 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) [2024-11-09 12:08:51,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 12:08:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:52,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 12:08:52,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:08:52,269 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 12:08:52,269 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 12:08:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 12:08:52,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:52,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062011520] [2024-11-09 12:08:52,528 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 12:08:52,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [364844645] [2024-11-09 12:08:52,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [364844645] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 12:08:52,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 12:08:52,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2024-11-09 12:08:52,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577605084] [2024-11-09 12:08:52,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:52,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:08:52,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:52,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:08:52,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 12:08:52,531 INFO L87 Difference]: Start difference. First operand 312 states and 340 transitions. Second operand has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:54,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:54,198 INFO L93 Difference]: Finished difference Result 312 states and 340 transitions. [2024-11-09 12:08:54,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:08:54,199 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 100 [2024-11-09 12:08:54,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:54,200 INFO L225 Difference]: With dead ends: 312 [2024-11-09 12:08:54,200 INFO L226 Difference]: Without dead ends: 310 [2024-11-09 12:08:54,201 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 192 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 12:08:54,201 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 79 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:54,201 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 44 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 12:08:54,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2024-11-09 12:08:54,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2024-11-09 12:08:54,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 258 states have (on average 1.248062015503876) internal successors, (322), 300 states have internal predecessors, (322), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-09 12:08:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 336 transitions. [2024-11-09 12:08:54,217 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 336 transitions. Word has length 100 [2024-11-09 12:08:54,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:54,217 INFO L471 AbstractCegarLoop]: Abstraction has 310 states and 336 transitions. [2024-11-09 12:08:54,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-09 12:08:54,219 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 336 transitions. [2024-11-09 12:08:54,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-09 12:08:54,220 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:54,220 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:54,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-09 12:08:54,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:54,425 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:54,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:54,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1094194041, now seen corresponding path program 1 times [2024-11-09 12:08:54,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:54,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602616150] [2024-11-09 12:08:54,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:54,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:54,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:54,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:54,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 12:08:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:54,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 12:08:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:54,566 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 12:08:54,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:54,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602616150] [2024-11-09 12:08:54,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602616150] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 12:08:54,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692398489] [2024-11-09 12:08:54,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:54,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:54,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:54,569 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) [2024-11-09 12:08:54,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 12:08:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:54,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 12:08:54,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:08:54,724 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 12:08:54,725 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 12:08:54,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [692398489] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:54,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 12:08:54,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-09 12:08:54,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657624247] [2024-11-09 12:08:54,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:54,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:08:54,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:54,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:08:54,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:08:54,727 INFO L87 Difference]: Start difference. First operand 310 states and 336 transitions. Second operand has 4 states, 3 states have (on average 31.333333333333332) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-09 12:08:54,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:54,750 INFO L93 Difference]: Finished difference Result 310 states and 336 transitions. [2024-11-09 12:08:54,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:08:54,750 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 31.333333333333332) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 108 [2024-11-09 12:08:54,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:54,752 INFO L225 Difference]: With dead ends: 310 [2024-11-09 12:08:54,752 INFO L226 Difference]: Without dead ends: 309 [2024-11-09 12:08:54,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:08:54,752 INFO L432 NwaCegarLoop]: 177 mSDtfsCounter, 49 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:54,753 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 281 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 12:08:54,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2024-11-09 12:08:54,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 309. [2024-11-09 12:08:54,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 258 states have (on average 1.2403100775193798) internal successors, (320), 299 states have internal predecessors, (320), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-09 12:08:54,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 334 transitions. [2024-11-09 12:08:54,764 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 334 transitions. Word has length 108 [2024-11-09 12:08:54,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:54,765 INFO L471 AbstractCegarLoop]: Abstraction has 309 states and 334 transitions. [2024-11-09 12:08:54,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 31.333333333333332) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-09 12:08:54,765 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 334 transitions. [2024-11-09 12:08:54,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-09 12:08:54,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:54,766 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:54,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-09 12:08:54,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:54,967 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:54,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:54,968 INFO L85 PathProgramCache]: Analyzing trace with hash 439723219, now seen corresponding path program 1 times [2024-11-09 12:08:54,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:54,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864424181] [2024-11-09 12:08:54,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:54,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 12:08:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 12:08:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,083 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 12:08:55,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:55,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864424181] [2024-11-09 12:08:55,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864424181] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 12:08:55,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814331474] [2024-11-09 12:08:55,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:55,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:55,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:55,086 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) [2024-11-09 12:08:55,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-09 12:08:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 12:08:55,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:08:55,243 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 12:08:55,244 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 12:08:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 12:08:55,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1814331474] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 12:08:55,370 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 12:08:55,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-09 12:08:55,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242883736] [2024-11-09 12:08:55,371 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 12:08:55,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 12:08:55,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:55,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 12:08:55,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 12:08:55,372 INFO L87 Difference]: Start difference. First operand 309 states and 334 transitions. Second operand has 7 states, 6 states have (on average 36.833333333333336) internal successors, (221), 7 states have internal predecessors, (221), 6 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2024-11-09 12:08:55,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:55,434 INFO L93 Difference]: Finished difference Result 408 states and 421 transitions. [2024-11-09 12:08:55,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 12:08:55,435 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 36.833333333333336) internal successors, (221), 7 states have internal predecessors, (221), 6 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) Word has length 109 [2024-11-09 12:08:55,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:55,437 INFO L225 Difference]: With dead ends: 408 [2024-11-09 12:08:55,437 INFO L226 Difference]: Without dead ends: 407 [2024-11-09 12:08:55,438 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 12:08:55,439 INFO L432 NwaCegarLoop]: 141 mSDtfsCounter, 51 mSDsluCounter, 474 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 615 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:55,439 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 615 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 12:08:55,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2024-11-09 12:08:55,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 366. [2024-11-09 12:08:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 313 states have (on average 1.2779552715654952) internal successors, (400), 354 states have internal predecessors, (400), 9 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 12:08:55,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 418 transitions. [2024-11-09 12:08:55,455 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 418 transitions. Word has length 109 [2024-11-09 12:08:55,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:55,456 INFO L471 AbstractCegarLoop]: Abstraction has 366 states and 418 transitions. [2024-11-09 12:08:55,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 36.833333333333336) internal successors, (221), 7 states have internal predecessors, (221), 6 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2024-11-09 12:08:55,456 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 418 transitions. [2024-11-09 12:08:55,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-09 12:08:55,459 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:55,459 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:55,477 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-09 12:08:55,659 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,SelfDestructingSolverStorable14 [2024-11-09 12:08:55,660 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:55,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:55,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1686198049, now seen corresponding path program 1 times [2024-11-09 12:08:55,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:55,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417936479] [2024-11-09 12:08:55,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:55,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 12:08:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 12:08:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-09 12:08:55,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:55,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417936479] [2024-11-09 12:08:55,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417936479] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:55,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:55,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:08:55,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323090765] [2024-11-09 12:08:55,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:55,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:08:55,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:55,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:08:55,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:55,744 INFO L87 Difference]: Start difference. First operand 366 states and 418 transitions. Second operand has 4 states, 3 states have (on average 32.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 12:08:55,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:55,900 INFO L93 Difference]: Finished difference Result 366 states and 418 transitions. [2024-11-09 12:08:55,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 12:08:55,901 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 32.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 121 [2024-11-09 12:08:55,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:55,903 INFO L225 Difference]: With dead ends: 366 [2024-11-09 12:08:55,903 INFO L226 Difference]: Without dead ends: 359 [2024-11-09 12:08:55,903 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:55,904 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 78 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:55,904 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 54 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:08:55,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2024-11-09 12:08:55,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 359. [2024-11-09 12:08:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 313 states have (on average 1.233226837060703) internal successors, (386), 347 states have internal predecessors, (386), 9 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 12:08:55,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 404 transitions. [2024-11-09 12:08:55,918 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 404 transitions. Word has length 121 [2024-11-09 12:08:55,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:55,918 INFO L471 AbstractCegarLoop]: Abstraction has 359 states and 404 transitions. [2024-11-09 12:08:55,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 32.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 12:08:55,919 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 404 transitions. [2024-11-09 12:08:55,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-09 12:08:55,919 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:55,920 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:55,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 12:08:55,920 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:55,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:55,920 INFO L85 PathProgramCache]: Analyzing trace with hash -732531919, now seen corresponding path program 1 times [2024-11-09 12:08:55,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:55,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364832508] [2024-11-09 12:08:55,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:55,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:08:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:08:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 12:08:55,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 12:08:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:55,989 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 12:08:55,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:55,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364832508] [2024-11-09 12:08:55,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364832508] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:08:55,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:08:55,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 12:08:55,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222010727] [2024-11-09 12:08:55,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:08:55,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 12:08:55,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:55,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 12:08:55,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:55,991 INFO L87 Difference]: Start difference. First operand 359 states and 404 transitions. Second operand has 4 states, 3 states have (on average 32.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 12:08:56,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:56,141 INFO L93 Difference]: Finished difference Result 359 states and 404 transitions. [2024-11-09 12:08:56,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 12:08:56,142 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 32.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 122 [2024-11-09 12:08:56,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:56,144 INFO L225 Difference]: With dead ends: 359 [2024-11-09 12:08:56,144 INFO L226 Difference]: Without dead ends: 358 [2024-11-09 12:08:56,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 12:08:56,144 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 108 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:56,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 41 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:08:56,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2024-11-09 12:08:56,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 358. [2024-11-09 12:08:56,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 313 states have (on average 1.2236421725239617) internal successors, (383), 346 states have internal predecessors, (383), 9 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 12:08:56,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 401 transitions. [2024-11-09 12:08:56,160 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 401 transitions. Word has length 122 [2024-11-09 12:08:56,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:56,160 INFO L471 AbstractCegarLoop]: Abstraction has 358 states and 401 transitions. [2024-11-09 12:08:56,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 32.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 12:08:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 401 transitions. [2024-11-09 12:08:56,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 12:08:56,162 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:56,162 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:56,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 12:08:56,162 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:56,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:56,163 INFO L85 PathProgramCache]: Analyzing trace with hash 411463987, now seen corresponding path program 1 times [2024-11-09 12:08:56,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:56,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36629492] [2024-11-09 12:08:56,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:56,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 12:08:56,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1881723] [2024-11-09 12:08:56,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:56,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:56,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:56,184 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) [2024-11-09 12:08:56,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-09 12:08:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:56,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 12:08:56,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:08:56,366 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 12:08:56,366 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 12:08:56,605 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 12:08:56,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:56,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36629492] [2024-11-09 12:08:56,606 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 12:08:56,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881723] [2024-11-09 12:08:56,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1881723] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 12:08:56,606 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-09 12:08:56,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2024-11-09 12:08:56,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089713221] [2024-11-09 12:08:56,606 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-09 12:08:56,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 12:08:56,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:56,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 12:08:56,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-09 12:08:56,608 INFO L87 Difference]: Start difference. First operand 358 states and 401 transitions. Second operand has 8 states, 7 states have (on average 30.285714285714285) internal successors, (212), 8 states have internal predecessors, (212), 5 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2024-11-09 12:08:57,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:57,126 INFO L93 Difference]: Finished difference Result 419 states and 454 transitions. [2024-11-09 12:08:57,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 12:08:57,127 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 30.285714285714285) internal successors, (212), 8 states have internal predecessors, (212), 5 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) Word has length 124 [2024-11-09 12:08:57,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:57,129 INFO L225 Difference]: With dead ends: 419 [2024-11-09 12:08:57,129 INFO L226 Difference]: Without dead ends: 389 [2024-11-09 12:08:57,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-09 12:08:57,130 INFO L432 NwaCegarLoop]: 49 mSDtfsCounter, 381 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:57,130 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 151 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 12:08:57,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2024-11-09 12:08:57,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 342. [2024-11-09 12:08:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 302 states have (on average 1.1655629139072847) internal successors, (352), 331 states have internal predecessors, (352), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-09 12:08:57,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 368 transitions. [2024-11-09 12:08:57,146 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 368 transitions. Word has length 124 [2024-11-09 12:08:57,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:57,146 INFO L471 AbstractCegarLoop]: Abstraction has 342 states and 368 transitions. [2024-11-09 12:08:57,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 30.285714285714285) internal successors, (212), 8 states have internal predecessors, (212), 5 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2024-11-09 12:08:57,146 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 368 transitions. [2024-11-09 12:08:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-09 12:08:57,148 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:57,148 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:57,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-09 12:08:57,348 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 [2024-11-09 12:08:57,349 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:57,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:57,349 INFO L85 PathProgramCache]: Analyzing trace with hash -930619238, now seen corresponding path program 1 times [2024-11-09 12:08:57,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:57,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845800052] [2024-11-09 12:08:57,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:57,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 12:08:57,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1706024895] [2024-11-09 12:08:57,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:57,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:57,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:57,379 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 12:08:57,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 12:08:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:08:57,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 12:08:57,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:08:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-09 12:08:57,786 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 12:08:59,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:08:59,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845800052] [2024-11-09 12:08:59,428 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 12:08:59,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706024895] [2024-11-09 12:08:59,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1706024895] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 12:08:59,428 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-09 12:08:59,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2024-11-09 12:08:59,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338820470] [2024-11-09 12:08:59,428 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-09 12:08:59,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 12:08:59,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:08:59,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 12:08:59,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-11-09 12:08:59,430 INFO L87 Difference]: Start difference. First operand 342 states and 368 transitions. Second operand has 7 states, 6 states have (on average 21.333333333333332) internal successors, (128), 7 states have internal predecessors, (128), 4 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2024-11-09 12:08:59,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:08:59,707 INFO L93 Difference]: Finished difference Result 380 states and 407 transitions. [2024-11-09 12:08:59,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 12:08:59,708 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 21.333333333333332) internal successors, (128), 7 states have internal predecessors, (128), 4 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) Word has length 147 [2024-11-09 12:08:59,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:08:59,711 INFO L225 Difference]: With dead ends: 380 [2024-11-09 12:08:59,711 INFO L226 Difference]: Without dead ends: 379 [2024-11-09 12:08:59,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-11-09 12:08:59,712 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 22 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 12:08:59,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 258 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 12:08:59,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2024-11-09 12:08:59,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 378. [2024-11-09 12:08:59,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 337 states have (on average 1.1483679525222552) internal successors, (387), 366 states have internal predecessors, (387), 9 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 12:08:59,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 405 transitions. [2024-11-09 12:08:59,728 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 405 transitions. Word has length 147 [2024-11-09 12:08:59,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:08:59,729 INFO L471 AbstractCegarLoop]: Abstraction has 378 states and 405 transitions. [2024-11-09 12:08:59,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 21.333333333333332) internal successors, (128), 7 states have internal predecessors, (128), 4 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2024-11-09 12:08:59,729 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 405 transitions. [2024-11-09 12:08:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 12:08:59,731 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:08:59,731 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:08:59,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-09 12:08:59,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:59,932 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:08:59,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:08:59,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1215574912, now seen corresponding path program 1 times [2024-11-09 12:08:59,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:08:59,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595056575] [2024-11-09 12:08:59,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:59,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:08:59,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 12:08:59,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [564172979] [2024-11-09 12:08:59,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:08:59,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:08:59,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:08:59,960 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 12:08:59,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-09 12:09:00,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:09:00,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 12:09:00,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:09:00,395 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-09 12:09:00,395 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 12:09:02,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:09:02,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595056575] [2024-11-09 12:09:02,335 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 12:09:02,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564172979] [2024-11-09 12:09:02,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [564172979] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 12:09:02,335 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-09 12:09:02,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2024-11-09 12:09:02,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571937062] [2024-11-09 12:09:02,336 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-09 12:09:02,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 12:09:02,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:09:02,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 12:09:02,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-11-09 12:09:02,338 INFO L87 Difference]: Start difference. First operand 378 states and 405 transitions. Second operand has 7 states, 6 states have (on average 21.5) internal successors, (129), 7 states have internal predecessors, (129), 4 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2024-11-09 12:09:02,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:09:02,569 INFO L93 Difference]: Finished difference Result 380 states and 406 transitions. [2024-11-09 12:09:02,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 12:09:02,569 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 21.5) internal successors, (129), 7 states have internal predecessors, (129), 4 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) Word has length 148 [2024-11-09 12:09:02,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:09:02,571 INFO L225 Difference]: With dead ends: 380 [2024-11-09 12:09:02,571 INFO L226 Difference]: Without dead ends: 342 [2024-11-09 12:09:02,571 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-11-09 12:09:02,572 INFO L432 NwaCegarLoop]: 93 mSDtfsCounter, 22 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 12:09:02,572 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 260 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 12:09:02,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2024-11-09 12:09:02,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 342. [2024-11-09 12:09:02,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 302 states have (on average 1.1622516556291391) internal successors, (351), 331 states have internal predecessors, (351), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-09 12:09:02,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 367 transitions. [2024-11-09 12:09:02,586 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 367 transitions. Word has length 148 [2024-11-09 12:09:02,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:09:02,586 INFO L471 AbstractCegarLoop]: Abstraction has 342 states and 367 transitions. [2024-11-09 12:09:02,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 21.5) internal successors, (129), 7 states have internal predecessors, (129), 4 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2024-11-09 12:09:02,586 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 367 transitions. [2024-11-09 12:09:02,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-09 12:09:02,588 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:09:02,588 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:09:02,606 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-09 12:09:02,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:09:02,793 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:09:02,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:09:02,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1048422786, now seen corresponding path program 1 times [2024-11-09 12:09:02,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:09:02,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531401504] [2024-11-09 12:09:02,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:09:02,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:09:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:09:03,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 12:09:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:09:03,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 12:09:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:09:03,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 12:09:03,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:09:03,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 12:09:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:09:03,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 12:09:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:09:03,187 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 61 proven. 79 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 12:09:03,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:09:03,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531401504] [2024-11-09 12:09:03,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531401504] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 12:09:03,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750481105] [2024-11-09 12:09:03,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:09:03,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:09:03,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:09:03,190 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 12:09:03,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-09 12:09:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 12:09:03,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 12:09:03,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:09:03,925 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 137 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 12:09:03,925 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 12:09:04,162 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 137 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 12:09:04,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1750481105] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 12:09:04,163 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 12:09:04,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 16 [2024-11-09 12:09:04,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45507445] [2024-11-09 12:09:04,163 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 12:09:04,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 12:09:04,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:09:04,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 12:09:04,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2024-11-09 12:09:04,166 INFO L87 Difference]: Start difference. First operand 342 states and 367 transitions. Second operand has 16 states, 16 states have (on average 26.1875) internal successors, (419), 14 states have internal predecessors, (419), 12 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (13), 11 states have call predecessors, (13), 12 states have call successors, (13) [2024-11-09 12:09:04,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:09:04,279 INFO L93 Difference]: Finished difference Result 360 states and 384 transitions. [2024-11-09 12:09:04,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 12:09:04,279 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 26.1875) internal successors, (419), 14 states have internal predecessors, (419), 12 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (13), 11 states have call predecessors, (13), 12 states have call successors, (13) Word has length 167 [2024-11-09 12:09:04,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:09:04,281 INFO L225 Difference]: With dead ends: 360 [2024-11-09 12:09:04,281 INFO L226 Difference]: Without dead ends: 189 [2024-11-09 12:09:04,282 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2024-11-09 12:09:04,282 INFO L432 NwaCegarLoop]: 177 mSDtfsCounter, 73 mSDsluCounter, 910 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 1087 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:09:04,283 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 1087 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:09:04,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2024-11-09 12:09:04,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 187. [2024-11-09 12:09:04,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 177 states have (on average 1.0056497175141244) internal successors, (178), 178 states have internal predecessors, (178), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-09 12:09:04,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 190 transitions. [2024-11-09 12:09:04,292 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 190 transitions. Word has length 167 [2024-11-09 12:09:04,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:09:04,293 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 190 transitions. [2024-11-09 12:09:04,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 26.1875) internal successors, (419), 14 states have internal predecessors, (419), 12 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (13), 11 states have call predecessors, (13), 12 states have call successors, (13) [2024-11-09 12:09:04,293 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 190 transitions. [2024-11-09 12:09:04,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-09 12:09:04,295 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 12:09:04,295 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:09:04,312 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-09 12:09:04,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-11-09 12:09:04,496 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 81 more)] === [2024-11-09 12:09:04,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 12:09:04,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1290918597, now seen corresponding path program 2 times [2024-11-09 12:09:04,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 12:09:04,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574530186] [2024-11-09 12:09:04,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 12:09:04,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 12:09:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 12:09:04,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1374564082] [2024-11-09 12:09:04,527 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-09 12:09:04,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 12:09:04,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 12:09:04,529 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 12:09:04,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-09 12:09:04,582 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-09 12:09:04,583 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 12:09:04,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 12:09:04,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 12:09:05,157 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-09 12:09:05,157 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 12:09:05,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 12:09:05,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574530186] [2024-11-09 12:09:05,158 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 12:09:05,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1374564082] [2024-11-09 12:09:05,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1374564082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 12:09:05,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 12:09:05,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 12:09:05,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608322551] [2024-11-09 12:09:05,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 12:09:05,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 12:09:05,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 12:09:05,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 12:09:05,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:09:05,160 INFO L87 Difference]: Start difference. First operand 187 states and 190 transitions. Second operand has 5 states, 4 states have (on average 28.25) internal successors, (113), 5 states have internal predecessors, (113), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 12:09:05,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 12:09:05,287 INFO L93 Difference]: Finished difference Result 187 states and 190 transitions. [2024-11-09 12:09:05,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 12:09:05,288 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 28.25) internal successors, (113), 5 states have internal predecessors, (113), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 200 [2024-11-09 12:09:05,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 12:09:05,289 INFO L225 Difference]: With dead ends: 187 [2024-11-09 12:09:05,289 INFO L226 Difference]: Without dead ends: 0 [2024-11-09 12:09:05,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 12:09:05,290 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 47 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 12:09:05,290 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 36 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 12:09:05,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-09 12:09:05,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-09 12:09:05,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 12:09:05,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-09 12:09:05,291 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 200 [2024-11-09 12:09:05,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 12:09:05,291 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 12:09:05,291 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.25) internal successors, (113), 5 states have internal predecessors, (113), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 12:09:05,291 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-09 12:09:05,291 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 12:09:05,293 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 84 remaining) [2024-11-09 12:09:05,294 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 84 remaining) [2024-11-09 12:09:05,294 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 84 remaining) [2024-11-09 12:09:05,294 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 84 remaining) [2024-11-09 12:09:05,294 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 84 remaining) [2024-11-09 12:09:05,294 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 84 remaining) [2024-11-09 12:09:05,294 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 84 remaining) [2024-11-09 12:09:05,294 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 84 remaining) [2024-11-09 12:09:05,295 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 84 remaining) [2024-11-09 12:09:05,295 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 84 remaining) [2024-11-09 12:09:05,295 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 84 remaining) [2024-11-09 12:09:05,295 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 84 remaining) [2024-11-09 12:09:05,295 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 84 remaining) [2024-11-09 12:09:05,295 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 84 remaining) [2024-11-09 12:09:05,295 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 84 remaining) [2024-11-09 12:09:05,295 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 84 remaining) [2024-11-09 12:09:05,295 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 84 remaining) [2024-11-09 12:09:05,295 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 84 remaining) [2024-11-09 12:09:05,296 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 84 remaining) [2024-11-09 12:09:05,296 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 84 remaining) [2024-11-09 12:09:05,296 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 84 remaining) [2024-11-09 12:09:05,296 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 84 remaining) [2024-11-09 12:09:05,296 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 84 remaining) [2024-11-09 12:09:05,296 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 84 remaining) [2024-11-09 12:09:05,296 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 84 remaining) [2024-11-09 12:09:05,296 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 84 remaining) [2024-11-09 12:09:05,296 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 84 remaining) [2024-11-09 12:09:05,296 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 84 remaining) [2024-11-09 12:09:05,297 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 84 remaining) [2024-11-09 12:09:05,297 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 84 remaining) [2024-11-09 12:09:05,297 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 84 remaining) [2024-11-09 12:09:05,297 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 84 remaining) [2024-11-09 12:09:05,297 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 84 remaining) [2024-11-09 12:09:05,297 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 84 remaining) [2024-11-09 12:09:05,297 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 84 remaining) [2024-11-09 12:09:05,297 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 84 remaining) [2024-11-09 12:09:05,297 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 84 remaining) [2024-11-09 12:09:05,297 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 84 remaining) [2024-11-09 12:09:05,298 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 84 remaining) [2024-11-09 12:09:05,299 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 84 remaining) [2024-11-09 12:09:05,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 84 remaining) [2024-11-09 12:09:05,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 84 remaining) [2024-11-09 12:09:05,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 84 remaining) [2024-11-09 12:09:05,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 84 remaining) [2024-11-09 12:09:05,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 84 remaining) [2024-11-09 12:09:05,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 84 remaining) [2024-11-09 12:09:05,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 84 remaining) [2024-11-09 12:09:05,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 84 remaining) [2024-11-09 12:09:05,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 84 remaining) [2024-11-09 12:09:05,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 84 remaining) [2024-11-09 12:09:05,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 84 remaining) [2024-11-09 12:09:05,302 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 84 remaining) [2024-11-09 12:09:05,302 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 84 remaining) [2024-11-09 12:09:05,302 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 84 remaining) [2024-11-09 12:09:05,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-09 12:09:05,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-11-09 12:09:05,505 INFO L407 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 12:09:05,507 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-09 12:09:05,668 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 12:09:05,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 12:09:05 BoogieIcfgContainer [2024-11-09 12:09:05,690 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 12:09:05,690 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 12:09:05,691 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 12:09:05,691 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 12:09:05,691 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:07:59" (3/4) ... [2024-11-09 12:09:05,694 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 12:09:05,698 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-09 12:09:05,698 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-09 12:09:05,706 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-09 12:09:05,706 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 12:09:05,706 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 12:09:05,707 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 12:09:05,811 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-09 12:09:05,811 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-09 12:09:05,811 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 12:09:05,815 INFO L158 Benchmark]: Toolchain (without parser) took 67082.92ms. Allocated memory was 163.6MB in the beginning and 281.0MB in the end (delta: 117.4MB). Free memory was 109.5MB in the beginning and 154.8MB in the end (delta: -45.3MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2024-11-09 12:09:05,815 INFO L158 Benchmark]: CDTParser took 0.91ms. Allocated memory is still 163.6MB. Free memory is still 124.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 12:09:05,816 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.94ms. Allocated memory is still 163.6MB. Free memory was 109.1MB in the beginning and 96.4MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 12:09:05,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.90ms. Allocated memory is still 163.6MB. Free memory was 96.4MB in the beginning and 93.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 12:09:05,816 INFO L158 Benchmark]: Boogie Preprocessor took 46.29ms. Allocated memory is still 163.6MB. Free memory was 93.9MB in the beginning and 91.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 12:09:05,816 INFO L158 Benchmark]: RCFGBuilder took 792.22ms. Allocated memory is still 163.6MB. Free memory was 91.8MB in the beginning and 129.7MB in the end (delta: -37.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-09 12:09:05,816 INFO L158 Benchmark]: TraceAbstraction took 65807.15ms. Allocated memory was 163.6MB in the beginning and 281.0MB in the end (delta: 117.4MB). Free memory was 129.5MB in the beginning and 161.1MB in the end (delta: -31.6MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2024-11-09 12:09:05,816 INFO L158 Benchmark]: Witness Printer took 120.88ms. Allocated memory is still 281.0MB. Free memory was 161.1MB in the beginning and 154.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 12:09:05,817 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91ms. Allocated memory is still 163.6MB. Free memory is still 124.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.94ms. Allocated memory is still 163.6MB. Free memory was 109.1MB in the beginning and 96.4MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.90ms. Allocated memory is still 163.6MB. Free memory was 96.4MB in the beginning and 93.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.29ms. Allocated memory is still 163.6MB. Free memory was 93.9MB in the beginning and 91.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 792.22ms. Allocated memory is still 163.6MB. Free memory was 91.8MB in the beginning and 129.7MB in the end (delta: -37.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * TraceAbstraction took 65807.15ms. Allocated memory was 163.6MB in the beginning and 281.0MB in the end (delta: 117.4MB). Free memory was 129.5MB in the beginning and 161.1MB in the end (delta: -31.6MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. * Witness Printer took 120.88ms. Allocated memory is still 281.0MB. Free memory was 161.1MB in the beginning and 154.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 192 locations, 84 error locations. Started 1 CEGAR loops. OverallTime: 65.6s, OverallIterations: 22, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 50.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 7 mSolverCounterUnknown, 2099 SdHoareTripleChecker+Valid, 49.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2075 mSDsluCounter, 5333 SdHoareTripleChecker+Invalid, 48.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3188 mSDsCounter, 225 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4936 IncrementalHoareTripleChecker+Invalid, 5168 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 225 mSolverCounterUnsat, 2145 mSDtfsCounter, 4936 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2538 GetRequests, 2442 SyntacticMatches, 2 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=378occurred in iteration=19, InterpolantAutomatonStates: 104, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 22 MinimizatonAttempts, 149 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 3634 NumberOfCodeBlocks, 3483 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 3129 ConstructedInterpolants, 0 QuantifiedInterpolants, 21797 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2014 ConjunctsInSsa, 81 ConjunctsInUnsatCore, 31 InterpolantComputations, 16 PerfectInterpolantSequences, 968/1528 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 84 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: (((((((((0 <= k) && (2 <= c)) && (k <= 2)) && (2 == y)) && (x <= 307445734561825860)) && (c <= 9223372036854775805)) && (16 <= x)) || (((((k <= 2) && (c == 1)) && (x == 1)) && (y == 1)) && (1 <= k))) || (((((0 <= k) && (c == 0)) && (k <= 2)) && (y == 0)) && (x == 0))) - ProcedureContractResult [Line: 6]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) RESULT: Ultimate proved your program to be correct! [2024-11-09 12:09:05,847 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE