./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 93a9ff908e72bcfbce37145fbb941e3ce7c0ab316ec8e285a6e63c1a704dbf68 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 14:57:56,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 14:57:56,585 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 14:57:56,590 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 14:57:56,593 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 14:57:56,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 14:57:56,613 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 14:57:56,613 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 14:57:56,614 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 14:57:56,614 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 14:57:56,614 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 14:57:56,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 14:57:56,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 14:57:56,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 14:57:56,615 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 14:57:56,615 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 14:57:56,615 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 14:57:56,615 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 14:57:56,615 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 14:57:56,615 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 14:57:56,616 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 14:57:56,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 14:57:56,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 14:57:56,616 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 14:57:56,616 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 14:57:56,616 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 14:57:56,616 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 14:57:56,616 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 14:57:56,616 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 14:57:56,616 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:57:56,617 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:57:56,617 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:57:56,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:57:56,617 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 14:57:56,617 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:57:56,617 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:57:56,617 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:57:56,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:57:56,618 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 14:57:56,618 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 14:57:56,618 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 14:57:56,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 14:57:56,618 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 14:57:56,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 14:57:56,618 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 14:57:56,618 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 14:57:56,618 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 14:57:56,618 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 14:57:56,618 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93a9ff908e72bcfbce37145fbb941e3ce7c0ab316ec8e285a6e63c1a704dbf68 [2025-01-09 14:57:56,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 14:57:56,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 14:57:56,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 14:57:56,866 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 14:57:56,866 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 14:57:56,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i [2025-01-09 14:57:58,097 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0b498e137/bb95b61a3f824bfca2632e2eb8fea42f/FLAG9261e0f36 [2025-01-09 14:57:58,351 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 14:57:58,352 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i [2025-01-09 14:57:58,362 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0b498e137/bb95b61a3f824bfca2632e2eb8fea42f/FLAG9261e0f36 [2025-01-09 14:57:58,376 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0b498e137/bb95b61a3f824bfca2632e2eb8fea42f [2025-01-09 14:57:58,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 14:57:58,380 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 14:57:58,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 14:57:58,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 14:57:58,385 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 14:57:58,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@253e1542 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58, skipping insertion in model container [2025-01-09 14:57:58,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,403 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 14:57:58,520 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i[915,928] [2025-01-09 14:57:58,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:57:58,585 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 14:57:58,594 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i[915,928] [2025-01-09 14:57:58,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:57:58,638 INFO L204 MainTranslator]: Completed translation [2025-01-09 14:57:58,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58 WrapperNode [2025-01-09 14:57:58,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 14:57:58,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 14:57:58,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 14:57:58,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 14:57:58,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,682 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 173 [2025-01-09 14:57:58,686 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 14:57:58,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 14:57:58,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 14:57:58,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 14:57:58,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,701 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,717 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 14:57:58,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,727 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,730 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,740 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 14:57:58,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 14:57:58,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 14:57:58,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 14:57:58,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (1/1) ... [2025-01-09 14:57:58,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:57:58,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:57:58,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 14:57:58,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 14:57:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 14:57:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 14:57:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 14:57:58,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 14:57:58,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 14:57:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 14:57:58,848 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 14:57:58,850 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 14:57:59,053 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-01-09 14:57:59,053 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 14:57:59,062 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 14:57:59,062 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 14:57:59,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:57:59 BoogieIcfgContainer [2025-01-09 14:57:59,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 14:57:59,064 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 14:57:59,064 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 14:57:59,068 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 14:57:59,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 02:57:58" (1/3) ... [2025-01-09 14:57:59,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f0005e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:57:59, skipping insertion in model container [2025-01-09 14:57:59,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:57:58" (2/3) ... [2025-01-09 14:57:59,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f0005e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:57:59, skipping insertion in model container [2025-01-09 14:57:59,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:57:59" (3/3) ... [2025-01-09 14:57:59,073 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-44.i [2025-01-09 14:57:59,084 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 14:57:59,086 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-44.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 14:57:59,136 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 14:57:59,147 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;@792d562e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 14:57:59,147 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 14:57:59,151 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 50 states have internal predecessors, (67), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-01-09 14:57:59,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-01-09 14:57:59,164 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:57:59,165 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:57:59,165 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:57:59,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:57:59,171 INFO L85 PathProgramCache]: Analyzing trace with hash 603983350, now seen corresponding path program 1 times [2025-01-09 14:57:59,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 14:57:59,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229815204] [2025-01-09 14:57:59,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:57:59,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 14:57:59,259 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-01-09 14:57:59,273 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-01-09 14:57:59,274 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:57:59,274 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:57:59,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-01-09 14:57:59,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 14:57:59,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229815204] [2025-01-09 14:57:59,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229815204] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 14:57:59,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [256997909] [2025-01-09 14:57:59,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:57:59,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:57:59,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:57:59,433 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 14:57:59,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 14:57:59,513 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-01-09 14:57:59,604 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-01-09 14:57:59,605 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:57:59,605 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:57:59,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 14:57:59,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:57:59,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-01-09 14:57:59,645 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 14:57:59,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [256997909] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 14:57:59,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 14:57:59,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 14:57:59,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412094496] [2025-01-09 14:57:59,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 14:57:59,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 14:57:59,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 14:57:59,667 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 14:57:59,668 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 14:57:59,670 INFO L87 Difference]: Start difference. First operand has 75 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 50 states have internal predecessors, (67), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-01-09 14:57:59,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:57:59,694 INFO L93 Difference]: Finished difference Result 144 states and 244 transitions. [2025-01-09 14:57:59,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 14:57:59,695 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2025-01-09 14:57:59,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:57:59,701 INFO L225 Difference]: With dead ends: 144 [2025-01-09 14:57:59,702 INFO L226 Difference]: Without dead ends: 72 [2025-01-09 14:57:59,706 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 14:57:59,708 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 14:57:59,710 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 14:57:59,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-01-09 14:57:59,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-01-09 14:57:59,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 47 states have (on average 1.3191489361702127) internal successors, (62), 47 states have internal predecessors, (62), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-01-09 14:57:59,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2025-01-09 14:57:59,744 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 150 [2025-01-09 14:57:59,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:57:59,745 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2025-01-09 14:57:59,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-01-09 14:57:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2025-01-09 14:57:59,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-01-09 14:57:59,747 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:57:59,747 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:57:59,754 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 14:57:59,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 14:57:59,948 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:57:59,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:57:59,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1336713484, now seen corresponding path program 1 times [2025-01-09 14:57:59,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 14:57:59,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061706783] [2025-01-09 14:57:59,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:57:59,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 14:57:59,968 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-01-09 14:58:00,034 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-01-09 14:58:00,034 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:58:00,034 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:58:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2025-01-09 14:58:03,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 14:58:03,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061706783] [2025-01-09 14:58:03,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061706783] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 14:58:03,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 14:58:03,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-01-09 14:58:03,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71608643] [2025-01-09 14:58:03,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 14:58:03,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-01-09 14:58:03,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 14:58:03,857 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-09 14:58:03,857 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-01-09 14:58:03,857 INFO L87 Difference]: Start difference. First operand 72 states and 108 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-01-09 14:58:04,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:58:04,938 INFO L93 Difference]: Finished difference Result 284 states and 428 transitions. [2025-01-09 14:58:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 14:58:04,939 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2025-01-09 14:58:04,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:58:04,941 INFO L225 Difference]: With dead ends: 284 [2025-01-09 14:58:04,941 INFO L226 Difference]: Without dead ends: 215 [2025-01-09 14:58:04,942 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2025-01-09 14:58:04,942 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 214 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 532 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-01-09 14:58:04,942 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 532 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 565 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-01-09 14:58:04,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2025-01-09 14:58:04,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 208. [2025-01-09 14:58:04,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 134 states have (on average 1.3208955223880596) internal successors, (177), 135 states have internal predecessors, (177), 69 states have call successors, (69), 4 states have call predecessors, (69), 4 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69) [2025-01-09 14:58:04,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 315 transitions. [2025-01-09 14:58:04,984 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 315 transitions. Word has length 150 [2025-01-09 14:58:04,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:58:04,985 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 315 transitions. [2025-01-09 14:58:04,985 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-01-09 14:58:04,985 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 315 transitions. [2025-01-09 14:58:04,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-01-09 14:58:04,987 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:58:04,987 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:58:04,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 14:58:04,987 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:58:04,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:58:04,990 INFO L85 PathProgramCache]: Analyzing trace with hash -2146060110, now seen corresponding path program 1 times [2025-01-09 14:58:04,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 14:58:04,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38229148] [2025-01-09 14:58:04,990 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:58:04,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 14:58:05,005 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-01-09 14:58:05,089 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-01-09 14:58:05,091 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:58:05,091 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 14:58:05,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [984876259] [2025-01-09 14:58:05,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:58:05,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:58:05,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:58:05,100 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 14:58:05,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 14:58:05,146 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-01-09 14:58:05,445 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-01-09 14:58:05,445 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:58:05,446 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:58:05,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-01-09 14:58:05,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:58:07,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 454 proven. 48 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2025-01-09 14:58:07,006 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 14:58:15,535 WARN L286 SmtUtils]: Spent 5.27s on a formula simplification. DAG size of input: 175 DAG size of output: 146 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-01-09 14:58:24,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 14:58:24,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38229148] [2025-01-09 14:58:24,103 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-01-09 14:58:24,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984876259] [2025-01-09 14:58:24,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [984876259] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 14:58:24,103 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2025-01-09 14:58:24,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2025-01-09 14:58:24,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605695003] [2025-01-09 14:58:24,103 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2025-01-09 14:58:24,104 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-01-09 14:58:24,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 14:58:24,104 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-01-09 14:58:24,107 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2025-01-09 14:58:24,107 INFO L87 Difference]: Start difference. First operand 208 states and 315 transitions. Second operand has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 10 states have internal predecessors, (47), 3 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2025-01-09 14:58:28,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:58:28,113 INFO L93 Difference]: Finished difference Result 518 states and 761 transitions. [2025-01-09 14:58:28,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-09 14:58:28,114 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 10 states have internal predecessors, (47), 3 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 150 [2025-01-09 14:58:28,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:58:28,118 INFO L225 Difference]: With dead ends: 518 [2025-01-09 14:58:28,118 INFO L226 Difference]: Without dead ends: 313 [2025-01-09 14:58:28,120 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 252 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 313 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=467, Invalid=1173, Unknown=0, NotChecked=0, Total=1640 [2025-01-09 14:58:28,121 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 321 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2025-01-09 14:58:28,121 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [329 Valid, 512 Invalid, 895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 790 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2025-01-09 14:58:28,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2025-01-09 14:58:28,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 228. [2025-01-09 14:58:28,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 152 states have (on average 1.3157894736842106) internal successors, (200), 153 states have internal predecessors, (200), 69 states have call successors, (69), 6 states have call predecessors, (69), 6 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69) [2025-01-09 14:58:28,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 338 transitions. [2025-01-09 14:58:28,160 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 338 transitions. Word has length 150 [2025-01-09 14:58:28,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:58:28,162 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 338 transitions. [2025-01-09 14:58:28,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 10 states have internal predecessors, (47), 3 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2025-01-09 14:58:28,162 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 338 transitions. [2025-01-09 14:58:28,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-01-09 14:58:28,165 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:58:28,165 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:58:28,172 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-09 14:58:28,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:58:28,366 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:58:28,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:58:28,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1562101172, now seen corresponding path program 1 times [2025-01-09 14:58:28,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 14:58:28,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398954185] [2025-01-09 14:58:28,367 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:58:28,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 14:58:28,374 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-01-09 14:58:28,427 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-01-09 14:58:28,427 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:58:28,428 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 14:58:28,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [323821844] [2025-01-09 14:58:28,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:58:28,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:58:28,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:58:28,433 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 14:58:28,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-09 14:58:28,478 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-01-09 14:58:28,568 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-01-09 14:58:28,568 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:58:28,568 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 14:58:28,568 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 14:58:28,584 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-01-09 14:58:28,604 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-01-09 14:58:28,605 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:58:28,605 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 14:58:28,682 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 14:58:28,682 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 14:58:28,683 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 14:58:28,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-01-09 14:58:28,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:58:28,887 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-01-09 14:58:28,980 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 14:58:28,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 02:58:28 BoogieIcfgContainer [2025-01-09 14:58:28,985 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 14:58:28,986 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 14:58:28,986 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 14:58:28,986 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 14:58:28,987 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:57:59" (3/4) ... [2025-01-09 14:58:28,988 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 14:58:28,989 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 14:58:28,989 INFO L158 Benchmark]: Toolchain (without parser) took 30609.10ms. Allocated memory was 142.6MB in the beginning and 469.8MB in the end (delta: 327.2MB). Free memory was 113.1MB in the beginning and 255.9MB in the end (delta: -142.8MB). Peak memory consumption was 183.2MB. Max. memory is 16.1GB. [2025-01-09 14:58:28,990 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:58:28,990 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.63ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 99.0MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 14:58:28,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.23ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 96.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:58:28,991 INFO L158 Benchmark]: Boogie Preprocessor took 54.76ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 94.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:58:28,991 INFO L158 Benchmark]: RCFGBuilder took 320.19ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 74.3MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 14:58:28,991 INFO L158 Benchmark]: TraceAbstraction took 29920.67ms. Allocated memory was 142.6MB in the beginning and 469.8MB in the end (delta: 327.2MB). Free memory was 73.3MB in the beginning and 256.0MB in the end (delta: -182.6MB). Peak memory consumption was 149.7MB. Max. memory is 16.1GB. [2025-01-09 14:58:28,991 INFO L158 Benchmark]: Witness Printer took 3.14ms. Allocated memory is still 469.8MB. Free memory was 256.0MB in the beginning and 255.9MB in the end (delta: 96.2kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:58:28,992 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.63ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 99.0MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.23ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 96.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.76ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 94.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 320.19ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 74.3MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 29920.67ms. Allocated memory was 142.6MB in the beginning and 469.8MB in the end (delta: 327.2MB). Free memory was 73.3MB in the beginning and 256.0MB in the end (delta: -182.6MB). Peak memory consumption was 149.7MB. Max. memory is 16.1GB. * Witness Printer took 3.14ms. Allocated memory is still 469.8MB. Free memory was 256.0MB in the beginning and 255.9MB in the end (delta: 96.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 125, overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of someBinaryFLOATComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 73. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 16; [L23] unsigned char var_1_5 = 1; [L24] signed short int var_1_8 = -5; [L25] double var_1_10 = 256.475; [L26] double var_1_11 = 4.8; [L27] unsigned long int var_1_14 = 0; [L28] signed char var_1_15 = -5; [L29] unsigned long int var_1_16 = 500; [L30] unsigned long int var_1_17 = 4182428128; [L31] unsigned long int var_1_18 = 16; [L32] signed char var_1_19 = -5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 64; [L35] float var_1_22 = 49.375; [L36] signed short int var_1_23 = 256; [L37] signed short int var_1_24 = 8; [L38] float var_1_25 = 255.5; [L39] float var_1_26 = 500.14; [L40] signed long int var_1_27 = -8; [L41] signed short int var_1_30 = -2; [L42] double var_1_31 = 0.3; [L43] signed char var_1_32 = 16; [L44] float last_1_var_1_22 = 49.375; [L45] signed short int last_1_var_1_30 = -2; [L46] signed char last_1_var_1_32 = 16; VAL [isInitial=0, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L137] isInitial = 1 [L138] FCALL initially() [L140] CALL updateLastVariables() [L128] last_1_var_1_22 = var_1_22 [L129] last_1_var_1_30 = var_1_30 [L130] last_1_var_1_32 = var_1_32 VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L140] RET updateLastVariables() [L141] CALL updateVariables() [L90] var_1_5 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_8=-5] [L91] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_8=-5] [L92] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L92] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L93] var_1_10 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L94] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L95] var_1_11 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L96] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L97] var_1_15 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L98] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L99] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L99] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L100] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L100] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L101] var_1_16 = __VERIFIER_nondet_ulong() [L102] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L102] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L103] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L103] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L104] var_1_17 = __VERIFIER_nondet_ulong() [L105] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L105] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L106] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L106] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L107] var_1_18 = __VERIFIER_nondet_ulong() [L108] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L108] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L109] CALL assume_abort_if_not(var_1_18 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L109] RET assume_abort_if_not(var_1_18 <= 1073741823) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L110] var_1_20 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_20 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L111] RET assume_abort_if_not(var_1_20 >= -126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L112] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L112] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L113] var_1_21 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L114] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L115] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L115] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L116] var_1_23 = __VERIFIER_nondet_short() [L117] CALL assume_abort_if_not(var_1_23 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L117] RET assume_abort_if_not(var_1_23 >= -1) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L118] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L118] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L119] var_1_24 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L120] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L121] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L121] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L122] var_1_25 = __VERIFIER_nondet_float() [L123] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L123] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L124] var_1_26 = __VERIFIER_nondet_float() [L125] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L125] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=-5] [L141] RET updateVariables() [L142] CALL step() [L50] COND FALSE !(((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) < (((((var_1_10 - var_1_11)) < (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))) ? ((var_1_10 - var_1_11)) : (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))))) [L57] var_1_8 = 0 VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=0] [L59] unsigned long int stepLocal_1 = var_1_18; VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, stepLocal_1=5368709119, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=0] [L60] COND FALSE !(256 > stepLocal_1) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=0, var_1_8=0] [L63] var_1_31 = var_1_26 [L64] var_1_32 = var_1_21 [L65] var_1_30 = ((((var_1_15) > (var_1_32)) ? (var_1_15) : (var_1_32))) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_26=2, var_1_27=-8, var_1_30=5, var_1_31=2, var_1_32=5, var_1_5=0, var_1_8=0] [L66] COND FALSE !(var_1_30 == ((((var_1_30) < ((var_1_8 / var_1_15))) ? (var_1_30) : ((var_1_8 / var_1_15))))) [L69] var_1_14 = (var_1_17 - (16u + var_1_18)) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=-5368709137, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_26=2, var_1_27=-8, var_1_30=5, var_1_31=2, var_1_32=5, var_1_5=0, var_1_8=0] [L71] signed long int stepLocal_2 = var_1_23 - var_1_24; VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, stepLocal_2=-1, var_1_14=-5368709137, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_22=395/8, var_1_23=-1, var_1_24=0, var_1_26=2, var_1_27=-8, var_1_30=5, var_1_31=2, var_1_32=5, var_1_5=0, var_1_8=0] [L72] COND TRUE stepLocal_2 > var_1_14 [L73] var_1_22 = (var_1_25 - var_1_26) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=-5368709137, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_23=-1, var_1_24=0, var_1_26=2, var_1_27=-8, var_1_30=5, var_1_31=2, var_1_32=5, var_1_5=0, var_1_8=0] [L75] signed short int stepLocal_0 = var_1_8; VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, stepLocal_0=0, var_1_14=-5368709137, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_23=-1, var_1_24=0, var_1_26=2, var_1_27=-8, var_1_30=5, var_1_31=2, var_1_32=5, var_1_5=0, var_1_8=0] [L76] EXPR (var_1_32 + var_1_19) ^ (var_1_30 + var_1_32) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, stepLocal_0=0, var_1_14=-5368709137, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_23=-1, var_1_24=0, var_1_26=2, var_1_27=-8, var_1_30=5, var_1_31=2, var_1_32=5, var_1_5=0, var_1_8=0] [L76] COND FALSE !(stepLocal_0 == ((var_1_32 + var_1_19) ^ (var_1_30 + var_1_32))) [L79] COND TRUE ! var_1_5 [L80] var_1_27 = ((var_1_32 + var_1_24) + (var_1_30 + (var_1_20 + var_1_32))) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=-5368709137, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_23=-1, var_1_24=0, var_1_26=2, var_1_27=6, var_1_30=5, var_1_31=2, var_1_32=5, var_1_5=0, var_1_8=0] [L142] RET step() [L143] CALL, EXPR property() [L133] EXPR (var_1_32 + var_1_19) ^ (var_1_30 + var_1_32) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=-5368709137, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_23=-1, var_1_24=0, var_1_26=2, var_1_27=6, var_1_30=5, var_1_31=2, var_1_32=5, var_1_5=0, var_1_8=0] [L133-L134] return (((((((((var_1_8 == ((var_1_32 + var_1_19) ^ (var_1_30 + var_1_32))) ? (var_1_1 == ((signed long int) var_1_8)) : 1) && ((((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) < (((((var_1_10 - var_1_11)) < (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))) ? ((var_1_10 - var_1_11)) : (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))))) ? ((last_1_var_1_22 >= last_1_var_1_22) ? (var_1_8 == ((signed short int) last_1_var_1_32)) : (var_1_8 == ((signed short int) last_1_var_1_30))) : (var_1_8 == ((signed short int) 0)))) && ((var_1_30 == ((((var_1_30) < ((var_1_8 / var_1_15))) ? (var_1_30) : ((var_1_8 / var_1_15))))) ? (var_1_14 == ((unsigned long int) var_1_16)) : (var_1_14 == ((unsigned long int) (var_1_17 - (16u + var_1_18)))))) && ((256 > var_1_18) ? (var_1_19 == ((signed char) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) > (var_1_21)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_21))))) : 1)) && (((var_1_23 - var_1_24) > var_1_14) ? (var_1_22 == ((float) (var_1_25 - var_1_26))) : 1)) && ((! var_1_5) ? (var_1_27 == ((signed long int) ((var_1_32 + var_1_24) + (var_1_30 + (var_1_20 + var_1_32))))) : ((var_1_11 > var_1_22) ? (var_1_27 == ((signed long int) var_1_19)) : (var_1_27 == ((signed long int) var_1_32))))) && (var_1_30 == ((signed short int) ((((var_1_15) > (var_1_32)) ? (var_1_15) : (var_1_32)))))) && (var_1_31 == ((double) var_1_26))) && (var_1_32 == ((signed char) var_1_21)) ; [L143] RET, EXPR property() [L143] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=-5368709137, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_23=-1, var_1_24=0, var_1_26=2, var_1_27=6, var_1_30=5, var_1_31=2, var_1_32=5, var_1_5=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=-5368709137, var_1_15=2, var_1_16=0, var_1_17=-2, var_1_18=5368709119, var_1_19=-5, var_1_1=16, var_1_20=-9, var_1_21=5, var_1_23=-1, var_1_24=0, var_1_26=2, var_1_27=6, var_1_30=5, var_1_31=2, var_1_32=5, var_1_5=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.8s, OverallIterations: 4, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 543 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 535 mSDsluCounter, 1152 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 774 mSDsCounter, 125 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1355 IncrementalHoareTripleChecker+Invalid, 1480 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 125 mSolverCounterUnsat, 378 mSDtfsCounter, 1355 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 457 GetRequests, 407 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 9.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=228occurred in iteration=3, InterpolantAutomatonStates: 37, 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, 3 MinimizatonAttempts, 92 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 22.7s InterpolantComputationTime, 1050 NumberOfCodeBlocks, 1050 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 596 ConstructedInterpolants, 4 QuantifiedInterpolants, 5175 SizeOfPredicates, 3 NumberOfNonLiveVariables, 715 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 3956/4048 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-01-09 14:58:29,088 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 93a9ff908e72bcfbce37145fbb941e3ce7c0ab316ec8e285a6e63c1a704dbf68 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 14:58:30,781 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 14:58:30,860 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 14:58:30,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 14:58:30,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 14:58:30,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 14:58:30,880 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 14:58:30,880 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 14:58:30,881 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 14:58:30,881 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 14:58:30,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 14:58:30,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 14:58:30,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 14:58:30,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 14:58:30,881 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 14:58:30,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 14:58:30,882 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 14:58:30,883 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:58:30,883 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:58:30,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 14:58:30,883 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93a9ff908e72bcfbce37145fbb941e3ce7c0ab316ec8e285a6e63c1a704dbf68 [2025-01-09 14:58:31,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 14:58:31,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 14:58:31,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 14:58:31,128 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 14:58:31,128 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 14:58:31,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i [2025-01-09 14:58:32,306 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b2a63e609/737836de29d64c86af3d4e98685d958f/FLAGaa60bfa95 [2025-01-09 14:58:32,440 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 14:58:32,440 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i [2025-01-09 14:58:32,447 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b2a63e609/737836de29d64c86af3d4e98685d958f/FLAGaa60bfa95 [2025-01-09 14:58:32,845 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b2a63e609/737836de29d64c86af3d4e98685d958f [2025-01-09 14:58:32,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 14:58:32,848 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 14:58:32,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 14:58:32,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 14:58:32,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 14:58:32,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:58:32" (1/1) ... [2025-01-09 14:58:32,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dca7cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:32, skipping insertion in model container [2025-01-09 14:58:32,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:58:32" (1/1) ... [2025-01-09 14:58:32,866 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 14:58:32,975 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i[915,928] [2025-01-09 14:58:33,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:58:33,032 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 14:58:33,039 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-44.i[915,928] [2025-01-09 14:58:33,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:58:33,078 INFO L204 MainTranslator]: Completed translation [2025-01-09 14:58:33,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33 WrapperNode [2025-01-09 14:58:33,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 14:58:33,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 14:58:33,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 14:58:33,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 14:58:33,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,108 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 146 [2025-01-09 14:58:33,108 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 14:58:33,109 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 14:58:33,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 14:58:33,109 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 14:58:33,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,118 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,127 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 14:58:33,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,138 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,139 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,145 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,154 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 14:58:33,157 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 14:58:33,157 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 14:58:33,157 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 14:58:33,158 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (1/1) ... [2025-01-09 14:58:33,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:58:33,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:58:33,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 14:58:33,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 14:58:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 14:58:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 14:58:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 14:58:33,207 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 14:58:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 14:58:33,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 14:58:33,274 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 14:58:33,276 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 14:58:36,194 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-01-09 14:58:36,195 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 14:58:36,204 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 14:58:36,205 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 14:58:36,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:58:36 BoogieIcfgContainer [2025-01-09 14:58:36,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 14:58:36,206 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 14:58:36,206 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 14:58:36,210 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 14:58:36,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 02:58:32" (1/3) ... [2025-01-09 14:58:36,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c5f7b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:58:36, skipping insertion in model container [2025-01-09 14:58:36,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:58:33" (2/3) ... [2025-01-09 14:58:36,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c5f7b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:58:36, skipping insertion in model container [2025-01-09 14:58:36,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:58:36" (3/3) ... [2025-01-09 14:58:36,212 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-44.i [2025-01-09 14:58:36,222 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 14:58:36,223 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-44.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 14:58:36,259 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 14:58:36,270 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;@2a5b88f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 14:58:36,270 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 14:58:36,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-01-09 14:58:36,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2025-01-09 14:58:36,281 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:58:36,282 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:58:36,282 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:58:36,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:58:36,285 INFO L85 PathProgramCache]: Analyzing trace with hash -990093838, now seen corresponding path program 1 times [2025-01-09 14:58:36,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 14:58:36,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [353049054] [2025-01-09 14:58:36,293 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:58:36,293 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 14:58:36,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 14:58:36,295 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 14:58:36,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-01-09 14:58:36,373 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 147 statements into 1 equivalence classes. [2025-01-09 14:58:36,589 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 147 of 147 statements. [2025-01-09 14:58:36,589 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:58:36,589 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:58:36,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 14:58:36,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:58:36,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2025-01-09 14:58:36,644 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 14:58:36,644 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 14:58:36,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [353049054] [2025-01-09 14:58:36,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [353049054] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 14:58:36,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 14:58:36,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 14:58:36,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815059726] [2025-01-09 14:58:36,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 14:58:36,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 14:58:36,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 14:58:36,661 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 14:58:36,661 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 14:58:36,662 INFO L87 Difference]: Start difference. First operand has 66 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-01-09 14:58:36,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:58:36,678 INFO L93 Difference]: Finished difference Result 125 states and 212 transitions. [2025-01-09 14:58:36,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 14:58:36,682 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 147 [2025-01-09 14:58:36,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:58:36,687 INFO L225 Difference]: With dead ends: 125 [2025-01-09 14:58:36,688 INFO L226 Difference]: Without dead ends: 62 [2025-01-09 14:58:36,691 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 14:58:36,694 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 14:58:36,695 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 14:58:36,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2025-01-09 14:58:36,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2025-01-09 14:58:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-01-09 14:58:36,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 90 transitions. [2025-01-09 14:58:36,733 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 90 transitions. Word has length 147 [2025-01-09 14:58:36,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:58:36,734 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 90 transitions. [2025-01-09 14:58:36,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-01-09 14:58:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2025-01-09 14:58:36,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2025-01-09 14:58:36,737 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:58:36,737 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:58:36,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-01-09 14:58:36,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 14:58:36,938 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:58:36,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:58:36,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1698898508, now seen corresponding path program 1 times [2025-01-09 14:58:36,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 14:58:36,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [197820946] [2025-01-09 14:58:36,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:58:36,939 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 14:58:36,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 14:58:36,941 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 14:58:36,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-01-09 14:58:36,996 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 147 statements into 1 equivalence classes. [2025-01-09 14:58:37,350 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 147 of 147 statements. [2025-01-09 14:58:37,351 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:58:37,351 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:58:37,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 37 conjuncts are in the unsatisfiable core [2025-01-09 14:58:37,375 INFO L279 TraceCheckSpWp]: Computing forward predicates...