./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8be7027f 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/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 64bit --witnessprinter.graph.data.programhash 3a0ded48a303ab690dff2e7668bec542c09f225c743d4f877fc37f0bda851a35 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 19:14:30,262 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 19:14:30,316 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-12 19:14:30,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 19:14:30,325 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 19:14:30,360 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 19:14:30,360 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 19:14:30,360 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 19:14:30,361 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 19:14:30,361 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 19:14:30,362 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 19:14:30,362 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 19:14:30,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 19:14:30,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 19:14:30,368 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 19:14:30,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 19:14:30,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 19:14:30,368 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 19:14:30,369 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 19:14:30,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 19:14:30,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 19:14:30,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 19:14:30,370 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 19:14:30,370 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-12 19:14:30,371 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 19:14:30,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 19:14:30,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 19:14:30,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 19:14:30,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 19:14:30,373 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 19:14:30,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 19:14:30,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 19:14:30,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 19:14:30,375 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 19:14:30,375 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 19:14:30,375 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 19:14:30,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 19:14:30,376 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 19:14:30,376 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 19:14:30,376 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 19:14:30,377 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 19:14:30,377 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a0ded48a303ab690dff2e7668bec542c09f225c743d4f877fc37f0bda851a35 [2024-11-12 19:14:30,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 19:14:30,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 19:14:30,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 19:14:30,671 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 19:14:30,672 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 19:14:30,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_good.i [2024-11-12 19:14:32,099 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 19:14:32,484 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 19:14:32,484 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_good.i [2024-11-12 19:14:32,515 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3d9c8534/e1dc5d2d7efd4728ac72771a8bef1de6/FLAG5823bd50d [2024-11-12 19:14:32,533 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3d9c8534/e1dc5d2d7efd4728ac72771a8bef1de6 [2024-11-12 19:14:32,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 19:14:32,538 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 19:14:32,542 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 19:14:32,542 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 19:14:32,548 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 19:14:32,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 07:14:32" (1/1) ... [2024-11-12 19:14:32,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50062c1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:32, skipping insertion in model container [2024-11-12 19:14:32,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 07:14:32" (1/1) ... [2024-11-12 19:14:32,609 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 19:14:33,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 19:14:33,330 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 19:14:33,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 19:14:33,544 INFO L204 MainTranslator]: Completed translation [2024-11-12 19:14:33,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33 WrapperNode [2024-11-12 19:14:33,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 19:14:33,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 19:14:33,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 19:14:33,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 19:14:33,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,602 INFO L138 Inliner]: procedures = 499, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 158 [2024-11-12 19:14:33,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 19:14:33,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 19:14:33,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 19:14:33,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 19:14:33,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,618 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,630 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-12 19:14:33,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,645 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,648 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 19:14:33,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 19:14:33,652 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 19:14:33,652 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 19:14:33,653 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (1/1) ... [2024-11-12 19:14:33,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 19:14:33,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 19:14:33,686 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) [2024-11-12 19:14:33,693 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 [2024-11-12 19:14:33,734 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-12 19:14:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-12 19:14:33,735 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-12 19:14:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-12 19:14:33,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 19:14:33,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 19:14:33,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 19:14:33,943 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 19:14:33,945 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 19:14:34,211 INFO L? ?]: Removed 72 outVars from TransFormulas that were not future-live. [2024-11-12 19:14:34,211 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 19:14:34,222 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 19:14:34,225 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-12 19:14:34,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 07:14:34 BoogieIcfgContainer [2024-11-12 19:14:34,226 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 19:14:34,228 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 19:14:34,228 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 19:14:34,231 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 19:14:34,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 07:14:32" (1/3) ... [2024-11-12 19:14:34,232 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d57b13b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 07:14:34, skipping insertion in model container [2024-11-12 19:14:34,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:14:33" (2/3) ... [2024-11-12 19:14:34,233 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d57b13b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 07:14:34, skipping insertion in model container [2024-11-12 19:14:34,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 07:14:34" (3/3) ... [2024-11-12 19:14:34,235 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_postinc_17_good.i [2024-11-12 19:14:34,249 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 19:14:34,250 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-11-12 19:14:34,307 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 19:14:34,313 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;@257683ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 19:14:34,313 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-11-12 19:14:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 62 states have (on average 1.564516129032258) internal successors, (97), 74 states have internal predecessors, (97), 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) [2024-11-12 19:14:34,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-12 19:14:34,322 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:34,323 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:34,323 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:34,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:34,328 INFO L85 PathProgramCache]: Analyzing trace with hash -913309463, now seen corresponding path program 1 times [2024-11-12 19:14:34,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:34,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232478133] [2024-11-12 19:14:34,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:34,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:34,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:34,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 19:14:34,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:34,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232478133] [2024-11-12 19:14:34,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232478133] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:34,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 19:14:34,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 19:14:34,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130126811] [2024-11-12 19:14:34,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:34,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 19:14:34,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:34,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 19:14:34,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 19:14:34,634 INFO L87 Difference]: Start difference. First operand has 82 states, 62 states have (on average 1.564516129032258) internal successors, (97), 74 states have internal predecessors, (97), 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 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:34,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:34,689 INFO L93 Difference]: Finished difference Result 156 states and 205 transitions. [2024-11-12 19:14:34,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 19:14:34,691 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2024-11-12 19:14:34,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:34,700 INFO L225 Difference]: With dead ends: 156 [2024-11-12 19:14:34,700 INFO L226 Difference]: Without dead ends: 99 [2024-11-12 19:14:34,704 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 19:14:34,708 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 36 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:34,710 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 198 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:34,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-12 19:14:34,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 76. [2024-11-12 19:14:34,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 58 states have (on average 1.5172413793103448) internal successors, (88), 69 states have internal predecessors, (88), 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) [2024-11-12 19:14:34,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 96 transitions. [2024-11-12 19:14:34,745 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 96 transitions. Word has length 13 [2024-11-12 19:14:34,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:34,746 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 96 transitions. [2024-11-12 19:14:34,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:34,746 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 96 transitions. [2024-11-12 19:14:34,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-12 19:14:34,747 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:34,748 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:34,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 19:14:34,748 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:34,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:34,749 INFO L85 PathProgramCache]: Analyzing trace with hash 2021750577, now seen corresponding path program 1 times [2024-11-12 19:14:34,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:34,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933956100] [2024-11-12 19:14:34,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:34,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:34,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:34,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 19:14:34,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:34,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933956100] [2024-11-12 19:14:34,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933956100] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:34,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 19:14:34,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 19:14:34,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444198282] [2024-11-12 19:14:34,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:34,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 19:14:34,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:34,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 19:14:34,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:34,896 INFO L87 Difference]: Start difference. First operand 76 states and 96 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:34,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:34,937 INFO L93 Difference]: Finished difference Result 103 states and 136 transitions. [2024-11-12 19:14:34,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 19:14:34,938 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2024-11-12 19:14:34,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:34,940 INFO L225 Difference]: With dead ends: 103 [2024-11-12 19:14:34,940 INFO L226 Difference]: Without dead ends: 101 [2024-11-12 19:14:34,940 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:34,942 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 30 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:34,943 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 266 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:34,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-12 19:14:34,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-12 19:14:34,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 83 states have (on average 1.5180722891566265) internal successors, (126), 94 states have internal predecessors, (126), 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) [2024-11-12 19:14:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 134 transitions. [2024-11-12 19:14:34,954 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 134 transitions. Word has length 17 [2024-11-12 19:14:34,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:34,955 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 134 transitions. [2024-11-12 19:14:34,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:34,956 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 134 transitions. [2024-11-12 19:14:34,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-12 19:14:34,958 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:34,958 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:34,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 19:14:34,958 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:34,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:34,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1713925476, now seen corresponding path program 1 times [2024-11-12 19:14:34,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:34,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939848131] [2024-11-12 19:14:34,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:34,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:35,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:35,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 19:14:35,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:35,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939848131] [2024-11-12 19:14:35,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939848131] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:35,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 19:14:35,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 19:14:35,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855421900] [2024-11-12 19:14:35,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:35,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 19:14:35,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:35,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 19:14:35,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-12 19:14:35,352 INFO L87 Difference]: Start difference. First operand 101 states and 134 transitions. Second operand has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:35,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:35,500 INFO L93 Difference]: Finished difference Result 152 states and 203 transitions. [2024-11-12 19:14:35,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-12 19:14:35,506 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2024-11-12 19:14:35,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:35,509 INFO L225 Difference]: With dead ends: 152 [2024-11-12 19:14:35,511 INFO L226 Difference]: Without dead ends: 151 [2024-11-12 19:14:35,512 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-12 19:14:35,513 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 54 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:35,513 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 476 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 19:14:35,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-12 19:14:35,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 122. [2024-11-12 19:14:35,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 103 states have (on average 1.4951456310679612) internal successors, (154), 114 states have internal predecessors, (154), 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) [2024-11-12 19:14:35,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 164 transitions. [2024-11-12 19:14:35,535 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 164 transitions. Word has length 23 [2024-11-12 19:14:35,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:35,536 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 164 transitions. [2024-11-12 19:14:35,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:35,536 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 164 transitions. [2024-11-12 19:14:35,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-12 19:14:35,538 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:35,538 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:35,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 19:14:35,539 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:35,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:35,540 INFO L85 PathProgramCache]: Analyzing trace with hash -708890242, now seen corresponding path program 1 times [2024-11-12 19:14:35,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:35,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322385180] [2024-11-12 19:14:35,540 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:35,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:35,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:35,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 19:14:35,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:35,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322385180] [2024-11-12 19:14:35,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322385180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:35,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 19:14:35,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 19:14:35,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882886395] [2024-11-12 19:14:35,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:35,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 19:14:35,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:35,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 19:14:35,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:35,688 INFO L87 Difference]: Start difference. First operand 122 states and 164 transitions. Second operand has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:35,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:35,713 INFO L93 Difference]: Finished difference Result 122 states and 164 transitions. [2024-11-12 19:14:35,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 19:14:35,714 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2024-11-12 19:14:35,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:35,715 INFO L225 Difference]: With dead ends: 122 [2024-11-12 19:14:35,715 INFO L226 Difference]: Without dead ends: 121 [2024-11-12 19:14:35,716 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:35,717 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 47 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:35,719 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 209 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:35,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-12 19:14:35,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 100. [2024-11-12 19:14:35,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 83 states have (on average 1.5060240963855422) internal successors, (125), 93 states have internal predecessors, (125), 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) [2024-11-12 19:14:35,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 133 transitions. [2024-11-12 19:14:35,734 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 133 transitions. Word has length 23 [2024-11-12 19:14:35,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:35,735 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 133 transitions. [2024-11-12 19:14:35,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:35,735 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 133 transitions. [2024-11-12 19:14:35,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-12 19:14:35,736 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:35,737 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:35,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 19:14:35,738 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:35,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:35,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1592082360, now seen corresponding path program 1 times [2024-11-12 19:14:35,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:35,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248495401] [2024-11-12 19:14:35,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:35,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:35,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 19:14:35,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:35,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248495401] [2024-11-12 19:14:35,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248495401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:35,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 19:14:35,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 19:14:35,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020504467] [2024-11-12 19:14:35,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:35,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 19:14:35,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:35,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 19:14:35,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 19:14:35,836 INFO L87 Difference]: Start difference. First operand 100 states and 133 transitions. Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:35,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:35,849 INFO L93 Difference]: Finished difference Result 100 states and 133 transitions. [2024-11-12 19:14:35,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 19:14:35,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2024-11-12 19:14:35,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:35,851 INFO L225 Difference]: With dead ends: 100 [2024-11-12 19:14:35,852 INFO L226 Difference]: Without dead ends: 99 [2024-11-12 19:14:35,852 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 19:14:35,853 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 0 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:35,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 179 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:35,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-12 19:14:35,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-12 19:14:35,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 83 states have (on average 1.4939759036144578) internal successors, (124), 92 states have internal predecessors, (124), 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) [2024-11-12 19:14:35,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 132 transitions. [2024-11-12 19:14:35,869 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 132 transitions. Word has length 24 [2024-11-12 19:14:35,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:35,872 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 132 transitions. [2024-11-12 19:14:35,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:35,873 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 132 transitions. [2024-11-12 19:14:35,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-12 19:14:35,873 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:35,874 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:35,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 19:14:35,874 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:35,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:35,874 INFO L85 PathProgramCache]: Analyzing trace with hash 2108687658, now seen corresponding path program 1 times [2024-11-12 19:14:35,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:35,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713105802] [2024-11-12 19:14:35,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:35,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:35,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:35,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:35,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 19:14:35,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:35,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713105802] [2024-11-12 19:14:35,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713105802] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:35,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 19:14:35,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 19:14:35,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630998936] [2024-11-12 19:14:35,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:35,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 19:14:35,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:35,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 19:14:35,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 19:14:35,937 INFO L87 Difference]: Start difference. First operand 99 states and 132 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:35,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:35,952 INFO L93 Difference]: Finished difference Result 131 states and 169 transitions. [2024-11-12 19:14:35,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 19:14:35,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2024-11-12 19:14:35,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:35,972 INFO L225 Difference]: With dead ends: 131 [2024-11-12 19:14:35,972 INFO L226 Difference]: Without dead ends: 108 [2024-11-12 19:14:35,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 19:14:35,974 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 7 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:35,976 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 177 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:35,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-12 19:14:35,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 100. [2024-11-12 19:14:35,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 84 states have (on average 1.4880952380952381) internal successors, (125), 93 states have internal predecessors, (125), 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) [2024-11-12 19:14:35,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 133 transitions. [2024-11-12 19:14:35,993 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 133 transitions. Word has length 25 [2024-11-12 19:14:35,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:35,994 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 133 transitions. [2024-11-12 19:14:35,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:35,994 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 133 transitions. [2024-11-12 19:14:35,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-12 19:14:35,995 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:35,995 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:35,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 19:14:35,995 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:35,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:35,996 INFO L85 PathProgramCache]: Analyzing trace with hash 29961772, now seen corresponding path program 1 times [2024-11-12 19:14:35,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:35,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948198751] [2024-11-12 19:14:35,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:35,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,083 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 19:14:36,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:36,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948198751] [2024-11-12 19:14:36,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948198751] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 19:14:36,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020086538] [2024-11-12 19:14:36,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:36,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 19:14:36,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 19:14:36,087 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) [2024-11-12 19:14:36,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 19:14:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 19:14:36,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 19:14:36,254 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 19:14:36,256 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 19:14:36,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020086538] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:36,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 19:14:36,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-11-12 19:14:36,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802492262] [2024-11-12 19:14:36,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:36,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 19:14:36,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:36,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 19:14:36,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-12 19:14:36,260 INFO L87 Difference]: Start difference. First operand 100 states and 133 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:36,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:36,285 INFO L93 Difference]: Finished difference Result 143 states and 182 transitions. [2024-11-12 19:14:36,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 19:14:36,286 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2024-11-12 19:14:36,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:36,288 INFO L225 Difference]: With dead ends: 143 [2024-11-12 19:14:36,288 INFO L226 Difference]: Without dead ends: 73 [2024-11-12 19:14:36,289 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-12 19:14:36,289 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 29 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:36,290 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 303 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:36,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-12 19:14:36,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-11-12 19:14:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 59 states have (on average 1.423728813559322) internal successors, (84), 66 states have internal predecessors, (84), 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) [2024-11-12 19:14:36,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 92 transitions. [2024-11-12 19:14:36,304 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 92 transitions. Word has length 27 [2024-11-12 19:14:36,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:36,304 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 92 transitions. [2024-11-12 19:14:36,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-12 19:14:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2024-11-12 19:14:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-12 19:14:36,305 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:36,305 INFO L218 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] [2024-11-12 19:14:36,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 19:14:36,506 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 [2024-11-12 19:14:36,506 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:36,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:36,507 INFO L85 PathProgramCache]: Analyzing trace with hash -1742833281, now seen corresponding path program 1 times [2024-11-12 19:14:36,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:36,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553067990] [2024-11-12 19:14:36,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:36,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 19:14:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,573 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-12 19:14:36,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:36,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553067990] [2024-11-12 19:14:36,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553067990] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:36,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 19:14:36,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 19:14:36,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112605945] [2024-11-12 19:14:36,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:36,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 19:14:36,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:36,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 19:14:36,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:36,576 INFO L87 Difference]: Start difference. First operand 73 states and 92 transitions. Second operand has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 19:14:36,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:36,599 INFO L93 Difference]: Finished difference Result 85 states and 107 transitions. [2024-11-12 19:14:36,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 19:14:36,600 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 30 [2024-11-12 19:14:36,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:36,601 INFO L225 Difference]: With dead ends: 85 [2024-11-12 19:14:36,601 INFO L226 Difference]: Without dead ends: 83 [2024-11-12 19:14:36,601 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:36,602 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 5 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:36,602 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 257 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:36,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-12 19:14:36,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-12 19:14:36,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 67 states have (on average 1.3880597014925373) internal successors, (93), 74 states have internal predecessors, (93), 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) [2024-11-12 19:14:36,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 105 transitions. [2024-11-12 19:14:36,608 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 105 transitions. Word has length 30 [2024-11-12 19:14:36,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:36,609 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 105 transitions. [2024-11-12 19:14:36,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 19:14:36,609 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 105 transitions. [2024-11-12 19:14:36,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-12 19:14:36,610 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:36,610 INFO L218 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] [2024-11-12 19:14:36,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 19:14:36,610 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:36,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:36,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1058164748, now seen corresponding path program 1 times [2024-11-12 19:14:36,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:36,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608556192] [2024-11-12 19:14:36,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:36,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 19:14:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,667 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-12 19:14:36,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:36,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608556192] [2024-11-12 19:14:36,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608556192] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:36,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 19:14:36,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 19:14:36,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851685814] [2024-11-12 19:14:36,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:36,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 19:14:36,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:36,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 19:14:36,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:36,669 INFO L87 Difference]: Start difference. First operand 83 states and 105 transitions. Second operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 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) [2024-11-12 19:14:36,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:36,690 INFO L93 Difference]: Finished difference Result 105 states and 128 transitions. [2024-11-12 19:14:36,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 19:14:36,690 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 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 36 [2024-11-12 19:14:36,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:36,691 INFO L225 Difference]: With dead ends: 105 [2024-11-12 19:14:36,691 INFO L226 Difference]: Without dead ends: 87 [2024-11-12 19:14:36,692 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:36,692 INFO L435 NwaCegarLoop]: 87 mSDtfsCounter, 1 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:36,693 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 256 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:36,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-11-12 19:14:36,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2024-11-12 19:14:36,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 78 states have internal predecessors, (97), 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) [2024-11-12 19:14:36,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 109 transitions. [2024-11-12 19:14:36,698 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 109 transitions. Word has length 36 [2024-11-12 19:14:36,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:36,698 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 109 transitions. [2024-11-12 19:14:36,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 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) [2024-11-12 19:14:36,699 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 109 transitions. [2024-11-12 19:14:36,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-12 19:14:36,699 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:36,700 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:36,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 19:14:36,700 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:36,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:36,700 INFO L85 PathProgramCache]: Analyzing trace with hash 843308400, now seen corresponding path program 1 times [2024-11-12 19:14:36,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:36,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161395439] [2024-11-12 19:14:36,701 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:36,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:36,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 19:14:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,767 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-12 19:14:36,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:36,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161395439] [2024-11-12 19:14:36,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161395439] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 19:14:36,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2107403223] [2024-11-12 19:14:36,768 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:36,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 19:14:36,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 19:14:36,770 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) [2024-11-12 19:14:36,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 19:14:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:36,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 19:14:36,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 19:14:36,877 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-12 19:14:36,877 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 19:14:36,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2107403223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:36,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 19:14:36,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-11-12 19:14:36,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147229941] [2024-11-12 19:14:36,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:36,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 19:14:36,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:36,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 19:14:36,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-12 19:14:36,878 INFO L87 Difference]: Start difference. First operand 87 states and 109 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 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) [2024-11-12 19:14:36,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:36,896 INFO L93 Difference]: Finished difference Result 104 states and 127 transitions. [2024-11-12 19:14:36,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 19:14:36,897 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 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 40 [2024-11-12 19:14:36,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:36,897 INFO L225 Difference]: With dead ends: 104 [2024-11-12 19:14:36,898 INFO L226 Difference]: Without dead ends: 82 [2024-11-12 19:14:36,898 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-12 19:14:36,899 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 0 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:36,900 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 333 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:36,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-12 19:14:36,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-12 19:14:36,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 68 states have (on average 1.338235294117647) internal successors, (91), 73 states have internal predecessors, (91), 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) [2024-11-12 19:14:36,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 103 transitions. [2024-11-12 19:14:36,904 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 103 transitions. Word has length 40 [2024-11-12 19:14:36,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:36,904 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 103 transitions. [2024-11-12 19:14:36,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 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) [2024-11-12 19:14:36,905 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 103 transitions. [2024-11-12 19:14:36,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-12 19:14:36,908 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:36,908 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:36,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-12 19:14:37,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-12 19:14:37,110 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:37,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:37,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1133378805, now seen corresponding path program 1 times [2024-11-12 19:14:37,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:37,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795161564] [2024-11-12 19:14:37,111 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:37,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 19:14:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 19:14:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,222 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-12 19:14:37,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:37,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795161564] [2024-11-12 19:14:37,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795161564] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 19:14:37,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1321108823] [2024-11-12 19:14:37,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:37,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 19:14:37,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 19:14:37,230 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) [2024-11-12 19:14:37,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-12 19:14:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 19:14:37,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 19:14:37,357 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-12 19:14:37,357 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 19:14:37,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1321108823] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:37,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 19:14:37,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-11-12 19:14:37,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041107283] [2024-11-12 19:14:37,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:37,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 19:14:37,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:37,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 19:14:37,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-12 19:14:37,359 INFO L87 Difference]: Start difference. First operand 82 states and 103 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 19:14:37,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:37,383 INFO L93 Difference]: Finished difference Result 109 states and 131 transitions. [2024-11-12 19:14:37,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 19:14:37,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 41 [2024-11-12 19:14:37,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:37,385 INFO L225 Difference]: With dead ends: 109 [2024-11-12 19:14:37,385 INFO L226 Difference]: Without dead ends: 70 [2024-11-12 19:14:37,386 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-12 19:14:37,387 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 4 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 310 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:37,387 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 310 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:37,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-12 19:14:37,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-12 19:14:37,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 60 states have (on average 1.3166666666666667) internal successors, (79), 63 states have internal predecessors, (79), 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) [2024-11-12 19:14:37,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 87 transitions. [2024-11-12 19:14:37,393 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 87 transitions. Word has length 41 [2024-11-12 19:14:37,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:37,394 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 87 transitions. [2024-11-12 19:14:37,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 19:14:37,394 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2024-11-12 19:14:37,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-12 19:14:37,395 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:37,395 INFO L218 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] [2024-11-12 19:14:37,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-12 19:14:37,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 19:14:37,596 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:37,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:37,597 INFO L85 PathProgramCache]: Analyzing trace with hash 372705364, now seen corresponding path program 1 times [2024-11-12 19:14:37,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:37,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67614480] [2024-11-12 19:14:37,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:37,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 19:14:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,653 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-12 19:14:37,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:37,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67614480] [2024-11-12 19:14:37,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67614480] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:37,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 19:14:37,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 19:14:37,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079891699] [2024-11-12 19:14:37,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:37,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 19:14:37,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:37,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 19:14:37,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:37,655 INFO L87 Difference]: Start difference. First operand 70 states and 87 transitions. Second operand has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 states have internal predecessors, (34), 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) [2024-11-12 19:14:37,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:37,672 INFO L93 Difference]: Finished difference Result 75 states and 92 transitions. [2024-11-12 19:14:37,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 19:14:37,673 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 states have internal predecessors, (34), 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 41 [2024-11-12 19:14:37,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:37,673 INFO L225 Difference]: With dead ends: 75 [2024-11-12 19:14:37,673 INFO L226 Difference]: Without dead ends: 73 [2024-11-12 19:14:37,674 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:37,674 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 1 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:37,675 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 242 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:37,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-12 19:14:37,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-11-12 19:14:37,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 63 states have (on average 1.3015873015873016) internal successors, (82), 66 states have internal predecessors, (82), 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) [2024-11-12 19:14:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 90 transitions. [2024-11-12 19:14:37,679 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 90 transitions. Word has length 41 [2024-11-12 19:14:37,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:37,679 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 90 transitions. [2024-11-12 19:14:37,679 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 states have internal predecessors, (34), 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) [2024-11-12 19:14:37,680 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2024-11-12 19:14:37,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-12 19:14:37,680 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:37,680 INFO L218 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] [2024-11-12 19:14:37,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-12 19:14:37,681 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:37,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:37,681 INFO L85 PathProgramCache]: Analyzing trace with hash 289836792, now seen corresponding path program 1 times [2024-11-12 19:14:37,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:37,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666995026] [2024-11-12 19:14:37,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:37,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:37,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 19:14:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-12 19:14:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-12 19:14:37,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:37,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666995026] [2024-11-12 19:14:37,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666995026] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:37,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 19:14:37,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 19:14:37,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783004712] [2024-11-12 19:14:37,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:37,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 19:14:37,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:37,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 19:14:37,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:37,742 INFO L87 Difference]: Start difference. First operand 73 states and 90 transitions. Second operand has 4 states, 3 states have (on average 13.333333333333334) internal successors, (40), 4 states have internal predecessors, (40), 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) [2024-11-12 19:14:37,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:37,760 INFO L93 Difference]: Finished difference Result 80 states and 98 transitions. [2024-11-12 19:14:37,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 19:14:37,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.333333333333334) internal successors, (40), 4 states have internal predecessors, (40), 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 49 [2024-11-12 19:14:37,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:37,762 INFO L225 Difference]: With dead ends: 80 [2024-11-12 19:14:37,762 INFO L226 Difference]: Without dead ends: 78 [2024-11-12 19:14:37,762 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 19:14:37,763 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 1 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:37,763 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 244 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:37,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-12 19:14:37,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-12 19:14:37,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 67 states have (on average 1.2835820895522387) internal successors, (86), 70 states have internal predecessors, (86), 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) [2024-11-12 19:14:37,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 96 transitions. [2024-11-12 19:14:37,767 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 96 transitions. Word has length 49 [2024-11-12 19:14:37,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:37,768 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 96 transitions. [2024-11-12 19:14:37,768 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.333333333333334) internal successors, (40), 4 states have internal predecessors, (40), 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) [2024-11-12 19:14:37,768 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 96 transitions. [2024-11-12 19:14:37,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-12 19:14:37,769 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 19:14:37,769 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:37,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-12 19:14:37,769 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-12 19:14:37,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 19:14:37,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1643813660, now seen corresponding path program 1 times [2024-11-12 19:14:37,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 19:14:37,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653120597] [2024-11-12 19:14:37,770 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:37,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 19:14:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 19:14:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 19:14:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-12 19:14:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,839 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-12 19:14:37,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 19:14:37,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653120597] [2024-11-12 19:14:37,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653120597] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 19:14:37,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316228527] [2024-11-12 19:14:37,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 19:14:37,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 19:14:37,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 19:14:37,841 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) [2024-11-12 19:14:37,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-12 19:14:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 19:14:37,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 19:14:37,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 19:14:37,976 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-12 19:14:37,977 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 19:14:37,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316228527] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 19:14:37,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 19:14:37,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-11-12 19:14:37,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044027312] [2024-11-12 19:14:37,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 19:14:37,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 19:14:37,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 19:14:37,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 19:14:37,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-12 19:14:37,978 INFO L87 Difference]: Start difference. First operand 78 states and 96 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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) [2024-11-12 19:14:37,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 19:14:37,998 INFO L93 Difference]: Finished difference Result 82 states and 99 transitions. [2024-11-12 19:14:37,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 19:14:37,999 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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 52 [2024-11-12 19:14:37,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 19:14:37,999 INFO L225 Difference]: With dead ends: 82 [2024-11-12 19:14:37,999 INFO L226 Difference]: Without dead ends: 0 [2024-11-12 19:14:38,000 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-12 19:14:38,000 INFO L435 NwaCegarLoop]: 79 mSDtfsCounter, 0 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 19:14:38,001 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 306 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 19:14:38,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-12 19:14:38,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-12 19:14:38,002 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) [2024-11-12 19:14:38,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-12 19:14:38,002 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2024-11-12 19:14:38,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 19:14:38,002 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 19:14:38,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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) [2024-11-12 19:14:38,003 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-12 19:14:38,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-12 19:14:38,005 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2024-11-12 19:14:38,006 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2024-11-12 19:14:38,006 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2024-11-12 19:14:38,006 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2024-11-12 19:14:38,007 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2024-11-12 19:14:38,007 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2024-11-12 19:14:38,007 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2024-11-12 19:14:38,007 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2024-11-12 19:14:38,008 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2024-11-12 19:14:38,008 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2024-11-12 19:14:38,008 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2024-11-12 19:14:38,008 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2024-11-12 19:14:38,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-12 19:14:38,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 19:14:38,212 INFO L421 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 19:14:38,214 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-12 19:14:38,294 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-12 19:14:38,314 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-12 19:14:38,314 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-12 19:14:38,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-12 19:14:38,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-12 19:14:38,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-12 19:14:38,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-12 19:14:38,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-12 19:14:38,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-12 19:14:38,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-12 19:14:38,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-12 19:14:38,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-12 19:14:38,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-12 19:14:38,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-12 19:14:38,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-12 19:14:38,317 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-12 19:14:38,317 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-12 19:14:38,317 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-12 19:14:38,317 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-12 19:14:38,317 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-12 19:14:38,317 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-12 19:14:38,318 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-12 19:14:38,318 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-12 19:14:38,318 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-12 19:14:38,318 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-12 19:14:38,318 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-12 19:14:38,318 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-12 19:14:38,318 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-12 19:14:38,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-12 19:14:38,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-12 19:14:38,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-12 19:14:38,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-12 19:14:38,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-12 19:14:38,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-12 19:14:38,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-12 19:14:38,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-12 19:14:38,320 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-12 19:14:38,320 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-12 19:14:38,320 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-12 19:14:38,320 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-12 19:14:38,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-12 19:14:38,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-12 19:14:38,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-12 19:14:38,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-12 19:14:38,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-12 19:14:38,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-12 19:14:38,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-12 19:14:38,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-12 19:14:38,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-12 19:14:38,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-12 19:14:38,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-12 19:14:38,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-12 19:14:38,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-12 19:14:38,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-12 19:14:38,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-12 19:14:38,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-12 19:14:38,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-12 19:14:38,325 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-12 19:14:38,325 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-12 19:14:38,325 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-12 19:14:38,325 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-12 19:14:38,325 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-12 19:14:38,325 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-12 19:14:38,325 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-12 19:14:38,326 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-12 19:14:38,326 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-12 19:14:38,326 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-12 19:14:38,326 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-12 19:14:38,326 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-12 19:14:38,326 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-12 19:14:38,326 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-12 19:14:38,327 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-12 19:14:38,327 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-12 19:14:38,327 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-12 19:14:38,327 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-12 19:14:38,327 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-12 19:14:38,327 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-12 19:14:38,327 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-12 19:14:38,327 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-12 19:14:38,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 07:14:38 BoogieIcfgContainer [2024-11-12 19:14:38,328 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-12 19:14:38,329 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 19:14:38,329 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 19:14:38,329 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 19:14:38,330 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 07:14:34" (3/4) ... [2024-11-12 19:14:38,332 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-12 19:14:38,336 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-11-12 19:14:38,336 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-11-12 19:14:38,340 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-12 19:14:38,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-12 19:14:38,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-12 19:14:38,427 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-12 19:14:38,428 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-12 19:14:38,428 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 19:14:38,428 INFO L158 Benchmark]: Toolchain (without parser) took 5890.07ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 121.2MB in the beginning and 156.3MB in the end (delta: -35.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-12 19:14:38,429 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory was 77.2MB in the beginning and 77.0MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 19:14:38,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1003.19ms. Allocated memory is still 155.2MB. Free memory was 121.2MB in the beginning and 54.2MB in the end (delta: 67.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-12 19:14:38,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.14ms. Allocated memory is still 155.2MB. Free memory was 54.2MB in the beginning and 51.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 19:14:38,429 INFO L158 Benchmark]: Boogie Preprocessor took 45.09ms. Allocated memory is still 155.2MB. Free memory was 51.1MB in the beginning and 49.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 19:14:38,430 INFO L158 Benchmark]: RCFGBuilder took 577.03ms. Allocated memory is still 155.2MB. Free memory was 49.0MB in the beginning and 109.6MB in the end (delta: -60.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-12 19:14:38,430 INFO L158 Benchmark]: TraceAbstraction took 4100.70ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 109.6MB in the beginning and 162.5MB in the end (delta: -52.9MB). Peak memory consumption was 108.8MB. Max. memory is 16.1GB. [2024-11-12 19:14:38,430 INFO L158 Benchmark]: Witness Printer took 99.00ms. Allocated memory is still 203.4MB. Free memory was 162.5MB in the beginning and 156.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-12 19:14:38,431 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory was 77.2MB in the beginning and 77.0MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1003.19ms. Allocated memory is still 155.2MB. Free memory was 121.2MB in the beginning and 54.2MB in the end (delta: 67.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.14ms. Allocated memory is still 155.2MB. Free memory was 54.2MB in the beginning and 51.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.09ms. Allocated memory is still 155.2MB. Free memory was 51.1MB in the beginning and 49.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 577.03ms. Allocated memory is still 155.2MB. Free memory was 49.0MB in the beginning and 109.6MB in the end (delta: -60.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4100.70ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 109.6MB in the beginning and 162.5MB in the end (delta: -52.9MB). Peak memory consumption was 108.8MB. Max. memory is 16.1GB. * Witness Printer took 99.00ms. Allocated memory is still 203.4MB. Free memory was 162.5MB in the beginning and 156.3MB 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.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum * 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: 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, 82 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 14, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 223 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 215 mSDsluCounter, 3756 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2537 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 277 IncrementalHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 1219 mSDtfsCounter, 277 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 260 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=122occurred in iteration=3, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 81 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 601 NumberOfCodeBlocks, 601 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 583 ConstructedInterpolants, 0 QuantifiedInterpolants, 853 SizeOfPredicates, 0 NumberOfNonLiveVariables, 576 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 117/121 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 12 specifications checked. All of them hold - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: (((1 <= h) && (data == 2)) || (h == 0)) - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: (((k == 0) && (0 <= (data + 2147483648))) || ((1 <= k) && (0 <= (data + 2147483648)))) - InvariantResult [Line: 1580]: Loop Invariant Derived loop invariant: ((0 < j) || ((j == 0) && (data == 2))) - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: (((1 <= i) && (0 <= (data + 2147483648))) || ((i == 0) && (0 <= data))) - ProcedureContractResult [Line: 1412]: Procedure Contract for printLine Derived contract for procedure printLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) - ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine Derived contract for procedure printIntLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) RESULT: Ultimate proved your program to be correct! [2024-11-12 19:14:38,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE