./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-92.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_fillercode_fillercodesize_ps-cn-10_file-92.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 7e6a9890500b02becbe2374583823016242ae2e1be997dd1bfb050bacebdd67a --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 09:37:58,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 09:37:58,281 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 09:37:58,288 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 09:37:58,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 09:37:58,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 09:37:58,315 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 09:37:58,316 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 09:37:58,316 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 09:37:58,316 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 09:37:58,317 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 09:37:58,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 09:37:58,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 09:37:58,317 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 09:37:58,317 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 09:37:58,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 09:37:58,318 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 09:37:58,318 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 09:37:58,319 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 09:37:58,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 09:37:58,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 09:37:58,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 09:37:58,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 09:37:58,320 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 09:37:58,320 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 09:37:58,320 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 09:37:58,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 09:37:58,320 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 09:37:58,320 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 09:37:58,320 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 09:37:58,320 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 09:37:58,320 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 -> 7e6a9890500b02becbe2374583823016242ae2e1be997dd1bfb050bacebdd67a [2025-01-09 09:37:58,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 09:37:58,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 09:37:58,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 09:37:58,623 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 09:37:58,623 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 09:37:58,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-92.i [2025-01-09 09:37:59,871 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6f8495bcd/5b1a183f78a54ba198476c57dd643069/FLAG2cfb4c992 [2025-01-09 09:38:00,124 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 09:38:00,125 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-92.i [2025-01-09 09:38:00,132 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6f8495bcd/5b1a183f78a54ba198476c57dd643069/FLAG2cfb4c992 [2025-01-09 09:38:00,144 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6f8495bcd/5b1a183f78a54ba198476c57dd643069 [2025-01-09 09:38:00,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 09:38:00,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 09:38:00,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 09:38:00,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 09:38:00,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 09:38:00,153 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a15282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00, skipping insertion in model container [2025-01-09 09:38:00,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,169 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 09:38:00,277 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_fillercode_fillercodesize_ps-cn-10_file-92.i[915,928] [2025-01-09 09:38:00,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 09:38:00,334 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 09:38:00,342 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_fillercode_fillercodesize_ps-cn-10_file-92.i[915,928] [2025-01-09 09:38:00,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 09:38:00,394 INFO L204 MainTranslator]: Completed translation [2025-01-09 09:38:00,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00 WrapperNode [2025-01-09 09:38:00,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 09:38:00,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 09:38:00,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 09:38:00,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 09:38:00,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,418 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,454 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2025-01-09 09:38:00,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 09:38:00,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 09:38:00,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 09:38:00,456 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 09:38:00,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,465 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,483 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 09:38:00,484 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,495 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,509 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,514 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 09:38:00,527 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 09:38:00,527 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 09:38:00,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 09:38:00,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (1/1) ... [2025-01-09 09:38:00,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 09:38:00,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 09:38:00,561 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 09:38:00,569 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 09:38:00,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 09:38:00,591 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 09:38:00,591 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 09:38:00,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 09:38:00,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 09:38:00,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 09:38:00,679 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 09:38:00,682 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 09:38:01,038 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-01-09 09:38:01,038 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 09:38:01,049 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 09:38:01,049 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 09:38:01,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 09:38:01 BoogieIcfgContainer [2025-01-09 09:38:01,049 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 09:38:01,054 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 09:38:01,054 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 09:38:01,058 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 09:38:01,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 09:38:00" (1/3) ... [2025-01-09 09:38:01,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65a6dbca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 09:38:01, skipping insertion in model container [2025-01-09 09:38:01,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:00" (2/3) ... [2025-01-09 09:38:01,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65a6dbca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 09:38:01, skipping insertion in model container [2025-01-09 09:38:01,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 09:38:01" (3/3) ... [2025-01-09 09:38:01,063 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-92.i [2025-01-09 09:38:01,077 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 09:38:01,079 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-92.i that has 2 procedures, 82 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 09:38:01,136 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 09:38:01,147 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;@392ae22, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 09:38:01,147 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 09:38:01,150 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 54 states have internal predecessors, (73), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 09:38:01,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2025-01-09 09:38:01,164 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 09:38:01,165 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:38:01,166 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 09:38:01,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 09:38:01,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1467125556, now seen corresponding path program 1 times [2025-01-09 09:38:01,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 09:38:01,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734898663] [2025-01-09 09:38:01,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 09:38:01,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 09:38:01,281 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-01-09 09:38:01,311 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-01-09 09:38:01,314 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:01,314 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 09:38:01,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2025-01-09 09:38:01,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 09:38:01,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734898663] [2025-01-09 09:38:01,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734898663] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 09:38:01,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759836696] [2025-01-09 09:38:01,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 09:38:01,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 09:38:01,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 09:38:01,512 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 09:38:01,515 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 09:38:01,608 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-01-09 09:38:01,693 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-01-09 09:38:01,693 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:01,694 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 09:38:01,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 09:38:01,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 09:38:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2025-01-09 09:38:01,747 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 09:38:01,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1759836696] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 09:38:01,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 09:38:01,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 09:38:01,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941170488] [2025-01-09 09:38:01,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 09:38:01,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 09:38:01,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 09:38:01,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 09:38:01,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 09:38:01,771 INFO L87 Difference]: Start difference. First operand has 82 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 54 states have internal predecessors, (73), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 09:38:01,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 09:38:01,801 INFO L93 Difference]: Finished difference Result 158 states and 271 transitions. [2025-01-09 09:38:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 09:38:01,804 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 166 [2025-01-09 09:38:01,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 09:38:01,813 INFO L225 Difference]: With dead ends: 158 [2025-01-09 09:38:01,813 INFO L226 Difference]: Without dead ends: 79 [2025-01-09 09:38:01,816 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 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 09:38:01,819 INFO L435 NwaCegarLoop]: 120 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, 120 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 09:38:01,820 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 09:38:01,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2025-01-09 09:38:01,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2025-01-09 09:38:01,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 51 states have internal predecessors, (68), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 09:38:01,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 120 transitions. [2025-01-09 09:38:01,858 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 120 transitions. Word has length 166 [2025-01-09 09:38:01,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 09:38:01,860 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 120 transitions. [2025-01-09 09:38:01,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 09:38:01,861 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2025-01-09 09:38:01,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2025-01-09 09:38:01,864 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 09:38:01,864 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:38:01,871 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 09:38:02,066 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 09:38:02,066 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 09:38:02,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 09:38:02,067 INFO L85 PathProgramCache]: Analyzing trace with hash -275892528, now seen corresponding path program 1 times [2025-01-09 09:38:02,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 09:38:02,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397463129] [2025-01-09 09:38:02,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 09:38:02,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 09:38:02,091 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-01-09 09:38:02,182 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-01-09 09:38:02,183 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:02,183 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 09:38:02,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2025-01-09 09:38:02,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 09:38:02,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397463129] [2025-01-09 09:38:02,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397463129] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 09:38:02,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 09:38:02,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 09:38:02,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103106767] [2025-01-09 09:38:02,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 09:38:02,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 09:38:02,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 09:38:02,549 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 09:38:02,552 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 09:38:02,552 INFO L87 Difference]: Start difference. First operand 79 states and 120 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-01-09 09:38:02,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 09:38:02,733 INFO L93 Difference]: Finished difference Result 156 states and 239 transitions. [2025-01-09 09:38:02,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 09:38:02,734 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 166 [2025-01-09 09:38:02,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 09:38:02,736 INFO L225 Difference]: With dead ends: 156 [2025-01-09 09:38:02,737 INFO L226 Difference]: Without dead ends: 80 [2025-01-09 09:38:02,738 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 09:38:02,739 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 119 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 09:38:02,739 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 171 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 09:38:02,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2025-01-09 09:38:02,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2025-01-09 09:38:02,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 52 states have internal predecessors, (69), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 09:38:02,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 121 transitions. [2025-01-09 09:38:02,753 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 121 transitions. Word has length 166 [2025-01-09 09:38:02,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 09:38:02,755 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 121 transitions. [2025-01-09 09:38:02,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-01-09 09:38:02,755 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2025-01-09 09:38:02,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2025-01-09 09:38:02,760 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 09:38:02,760 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:38:02,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 09:38:02,761 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 09:38:02,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 09:38:02,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1864240430, now seen corresponding path program 1 times [2025-01-09 09:38:02,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 09:38:02,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144495175] [2025-01-09 09:38:02,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 09:38:02,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 09:38:02,782 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-01-09 09:38:02,816 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-01-09 09:38:02,816 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:02,816 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 09:38:03,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2025-01-09 09:38:03,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 09:38:03,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144495175] [2025-01-09 09:38:03,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144495175] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 09:38:03,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 09:38:03,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 09:38:03,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451382260] [2025-01-09 09:38:03,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 09:38:03,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 09:38:03,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 09:38:03,269 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 09:38:03,269 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 09:38:03,271 INFO L87 Difference]: Start difference. First operand 80 states and 121 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-01-09 09:38:03,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 09:38:03,610 INFO L93 Difference]: Finished difference Result 249 states and 376 transitions. [2025-01-09 09:38:03,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 09:38:03,611 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 166 [2025-01-09 09:38:03,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 09:38:03,613 INFO L225 Difference]: With dead ends: 249 [2025-01-09 09:38:03,613 INFO L226 Difference]: Without dead ends: 172 [2025-01-09 09:38:03,615 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-09 09:38:03,615 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 113 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 09:38:03,616 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 410 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 09:38:03,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2025-01-09 09:38:03,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 156. [2025-01-09 09:38:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 101 states have (on average 1.3366336633663367) internal successors, (135), 101 states have internal predecessors, (135), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2025-01-09 09:38:03,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 239 transitions. [2025-01-09 09:38:03,652 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 239 transitions. Word has length 166 [2025-01-09 09:38:03,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 09:38:03,653 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 239 transitions. [2025-01-09 09:38:03,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-01-09 09:38:03,653 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 239 transitions. [2025-01-09 09:38:03,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2025-01-09 09:38:03,657 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 09:38:03,658 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:38:03,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 09:38:03,658 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 09:38:03,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 09:38:03,658 INFO L85 PathProgramCache]: Analyzing trace with hash -629120162, now seen corresponding path program 1 times [2025-01-09 09:38:03,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 09:38:03,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735408446] [2025-01-09 09:38:03,659 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 09:38:03,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 09:38:03,677 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-01-09 09:38:03,742 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-01-09 09:38:03,742 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:03,742 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 09:38:04,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2025-01-09 09:38:04,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 09:38:04,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735408446] [2025-01-09 09:38:04,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735408446] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 09:38:04,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 09:38:04,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 09:38:04,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108186809] [2025-01-09 09:38:04,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 09:38:04,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 09:38:04,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 09:38:04,630 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 09:38:04,631 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-01-09 09:38:04,631 INFO L87 Difference]: Start difference. First operand 156 states and 239 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-01-09 09:38:05,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 09:38:05,059 INFO L93 Difference]: Finished difference Result 398 states and 607 transitions. [2025-01-09 09:38:05,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 09:38:05,059 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2025-01-09 09:38:05,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 09:38:05,062 INFO L225 Difference]: With dead ends: 398 [2025-01-09 09:38:05,062 INFO L226 Difference]: Without dead ends: 245 [2025-01-09 09:38:05,066 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-01-09 09:38:05,067 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 82 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 09:38:05,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 379 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 09:38:05,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2025-01-09 09:38:05,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 227. [2025-01-09 09:38:05,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 145 states have (on average 1.3172413793103448) internal successors, (191), 145 states have internal predecessors, (191), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2025-01-09 09:38:05,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 347 transitions. [2025-01-09 09:38:05,134 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 347 transitions. Word has length 167 [2025-01-09 09:38:05,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 09:38:05,134 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 347 transitions. [2025-01-09 09:38:05,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-01-09 09:38:05,135 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 347 transitions. [2025-01-09 09:38:05,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2025-01-09 09:38:05,137 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 09:38:05,137 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:38:05,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 09:38:05,137 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 09:38:05,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 09:38:05,138 INFO L85 PathProgramCache]: Analyzing trace with hash 457458681, now seen corresponding path program 1 times [2025-01-09 09:38:05,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 09:38:05,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160303466] [2025-01-09 09:38:05,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 09:38:05,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 09:38:05,151 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-01-09 09:38:05,271 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-01-09 09:38:05,271 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:05,271 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 09:38:05,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1721805623] [2025-01-09 09:38:05,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 09:38:05,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 09:38:05,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 09:38:05,278 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 09:38:05,281 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 09:38:05,349 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-01-09 09:38:05,431 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-01-09 09:38:05,431 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:05,431 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 09:38:05,431 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 09:38:05,457 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-01-09 09:38:05,501 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-01-09 09:38:05,501 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:05,501 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 09:38:05,623 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 09:38:05,623 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 09:38:05,624 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 09:38:05,636 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-09 09:38:05,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 09:38:05,831 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-01-09 09:38:05,961 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 09:38:05,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 09:38:05 BoogieIcfgContainer [2025-01-09 09:38:05,967 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 09:38:05,968 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 09:38:05,968 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 09:38:05,969 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 09:38:05,969 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 09:38:01" (3/4) ... [2025-01-09 09:38:05,971 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 09:38:05,972 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 09:38:05,973 INFO L158 Benchmark]: Toolchain (without parser) took 5825.11ms. Allocated memory was 201.3MB in the beginning and 260.0MB in the end (delta: 58.7MB). Free memory was 154.8MB in the beginning and 162.6MB in the end (delta: -7.8MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2025-01-09 09:38:05,974 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 201.3MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 09:38:05,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.87ms. Allocated memory is still 201.3MB. Free memory was 154.6MB in the beginning and 140.0MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 09:38:05,975 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.12ms. Allocated memory is still 201.3MB. Free memory was 140.0MB in the beginning and 136.0MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 09:38:05,975 INFO L158 Benchmark]: Boogie Preprocessor took 71.14ms. Allocated memory is still 201.3MB. Free memory was 136.0MB in the beginning and 131.0MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 09:38:05,975 INFO L158 Benchmark]: RCFGBuilder took 522.11ms. Allocated memory is still 201.3MB. Free memory was 131.0MB in the beginning and 105.7MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-09 09:38:05,976 INFO L158 Benchmark]: TraceAbstraction took 4913.04ms. Allocated memory was 201.3MB in the beginning and 260.0MB in the end (delta: 58.7MB). Free memory was 105.1MB in the beginning and 162.6MB in the end (delta: -57.5MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2025-01-09 09:38:05,976 INFO L158 Benchmark]: Witness Printer took 4.31ms. Allocated memory is still 260.0MB. Free memory was 162.6MB in the beginning and 162.6MB in the end (delta: 39.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 09:38:05,977 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 201.3MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.87ms. Allocated memory is still 201.3MB. Free memory was 154.6MB in the beginning and 140.0MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.12ms. Allocated memory is still 201.3MB. Free memory was 140.0MB in the beginning and 136.0MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.14ms. Allocated memory is still 201.3MB. Free memory was 136.0MB in the beginning and 131.0MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 522.11ms. Allocated memory is still 201.3MB. Free memory was 131.0MB in the beginning and 105.7MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4913.04ms. Allocated memory was 201.3MB in the beginning and 260.0MB in the end (delta: 58.7MB). Free memory was 105.1MB in the beginning and 162.6MB in the end (delta: -57.5MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. * Witness Printer took 4.31ms. Allocated memory is still 260.0MB. Free memory was 162.6MB in the beginning and 162.6MB in the end (delta: 39.1kB). 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 someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 156, overapproximation of someBinaryDOUBLEComparisonOperation at line 132, overapproximation of someBinaryDOUBLEComparisonOperation at line 156. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 100; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_7 = 0; [L25] unsigned short int var_1_8 = 10; [L26] unsigned short int var_1_9 = 0; [L27] unsigned short int var_1_10 = 53946; [L28] unsigned short int var_1_11 = 1; [L29] unsigned long int var_1_12 = 8; [L30] double var_1_13 = 8.25; [L31] signed long int var_1_14 = -256; [L32] double var_1_15 = 0.19999999999999996; [L33] signed long int var_1_16 = -16; [L34] signed char var_1_17 = 1; [L35] signed char var_1_18 = 4; [L36] signed char var_1_19 = 64; [L37] signed long int var_1_20 = 1; [L38] signed long int var_1_21 = 1000000000; [L39] unsigned char var_1_23 = 4; [L40] unsigned char var_1_24 = 8; [L41] signed long int var_1_25 = 64; [L42] unsigned long int var_1_26 = 1; [L43] signed short int var_1_27 = -32; [L44] signed short int var_1_28 = 10; [L45] signed long int var_1_29 = 4; [L46] unsigned char var_1_30 = 0; [L47] unsigned short int last_1_var_1_1 = 100; [L48] unsigned long int last_1_var_1_12 = 8; [L49] double last_1_var_1_13 = 8.25; [L50] signed long int last_1_var_1_16 = -16; VAL [isInitial=0, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L160] isInitial = 1 [L161] FCALL initially() [L163] CALL updateLastVariables() [L150] last_1_var_1_1 = var_1_1 [L151] last_1_var_1_12 = var_1_12 [L152] last_1_var_1_13 = var_1_13 [L153] last_1_var_1_16 = var_1_16 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L163] RET updateLastVariables() [L164] CALL updateVariables() [L109] var_1_6 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_7=0, var_1_8=10, var_1_9=0] [L110] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_7=0, var_1_8=10, var_1_9=0] [L111] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=0, var_1_8=10, var_1_9=0] [L111] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=0, var_1_8=10, var_1_9=0] [L112] var_1_7 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_8=10, var_1_9=0] [L113] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_8=10, var_1_9=0] [L114] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=10, var_1_9=0] [L114] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=10, var_1_9=0] [L115] var_1_8 = __VERIFIER_nondet_ushort() [L116] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_9=0] [L116] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_9=0] [L117] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=0] [L117] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=0] [L118] var_1_9 = __VERIFIER_nondet_ushort() [L119] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768] [L119] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768] [L120] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L120] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L121] var_1_10 = __VERIFIER_nondet_ushort() [L122] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L122] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L123] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L123] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L124] var_1_11 = __VERIFIER_nondet_ushort() [L125] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L125] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L126] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L126] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L127] var_1_14 = __VERIFIER_nondet_long() [L128] CALL assume_abort_if_not(var_1_14 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L128] RET assume_abort_if_not(var_1_14 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L129] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L129] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L130] CALL assume_abort_if_not(var_1_14 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L130] RET assume_abort_if_not(var_1_14 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L131] var_1_15 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L132] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L133] var_1_18 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L134] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L135] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L135] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L136] var_1_19 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_19 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L137] RET assume_abort_if_not(var_1_19 >= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L138] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L138] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L139] var_1_21 = __VERIFIER_nondet_long() [L140] CALL assume_abort_if_not(var_1_21 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L140] RET assume_abort_if_not(var_1_21 >= 536870911) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L141] CALL assume_abort_if_not(var_1_21 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L141] RET assume_abort_if_not(var_1_21 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=8, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L142] var_1_24 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L143] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L144] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=1, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=1, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L144] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=1, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=0, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L145] var_1_30 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=1, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=1, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L146] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=1, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L147] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=1, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=1, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L147] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_24=1, var_1_25=64, var_1_26=1, var_1_27=-32, var_1_28=10, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L164] RET updateVariables() [L165] CALL step() [L54] var_1_23 = var_1_24 [L55] var_1_25 = var_1_24 [L56] var_1_26 = var_1_23 [L57] var_1_27 = var_1_24 [L58] var_1_28 = var_1_24 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L59] EXPR var_1_28 | var_1_25 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L59] COND FALSE !(((- var_1_23) > (var_1_28 | var_1_25)) && var_1_30) [L62] unsigned char stepLocal_0 = last_1_var_1_13 >= last_1_var_1_13; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_0=0, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L63] COND FALSE !((last_1_var_1_12 == last_1_var_1_1) && stepLocal_0) [L74] var_1_1 = var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L76] EXPR ((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L76] COND TRUE (((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16 [L77] COND TRUE \read(var_1_7) [L78] var_1_12 = var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L81] var_1_17 = (4 - ((((var_1_18) < ((var_1_19 - 1))) ? (var_1_18) : ((var_1_19 - 1))))) [L82] unsigned long int stepLocal_4 = var_1_12; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L83] COND TRUE \read(var_1_6) [L84] var_1_20 = ((var_1_8 - (var_1_21 - var_1_11)) + var_1_10) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=-536805376, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L92] unsigned char stepLocal_3 = var_1_6; [L93] unsigned char stepLocal_2 = var_1_6; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_2=1, stepLocal_3=1, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=-536805376, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L94] COND FALSE !(stepLocal_2 && (var_1_9 < (var_1_10 + var_1_20))) [L99] var_1_16 = var_1_8 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_3=1, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-2, var_1_16=32768, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=-536805376, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L101] signed long int stepLocal_1 = ((((var_1_10) < (var_1_1)) ? (var_1_10) : (var_1_1))) + (var_1_9 % var_1_14); VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_1=32768, stepLocal_3=1, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-2, var_1_16=32768, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=-536805376, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L102] COND TRUE stepLocal_1 >= ((((var_1_16) < (var_1_8)) ? (var_1_16) : (var_1_8))) [L103] var_1_13 = var_1_15 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_3=1, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=32768, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=-536805376, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L165] RET step() [L166] CALL, EXPR property() [L156] EXPR (((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=32768, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=-536805376, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L156] EXPR ((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=32768, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=-536805376, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L156] EXPR (((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=32768, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=-536805376, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L156-L157] return (((((((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1)) && (((((((var_1_10) < (var_1_1)) ? (var_1_10) : (var_1_1))) + (var_1_9 % var_1_14)) >= ((((var_1_16) < (var_1_8)) ? (var_1_16) : (var_1_8)))) ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_15)))) && ((var_1_6 && (var_1_9 < (var_1_10 + var_1_20))) ? ((var_1_7 && var_1_6) ? (var_1_16 == ((signed long int) var_1_10)) : 1) : (var_1_16 == ((signed long int) var_1_8)))) && (var_1_17 == ((signed char) (4 - ((((var_1_18) < ((var_1_19 - 1))) ? (var_1_18) : ((var_1_19 - 1)))))))) && (var_1_6 ? (var_1_20 == ((signed long int) ((var_1_8 - (var_1_21 - var_1_11)) + var_1_10))) : (((~ var_1_19) == var_1_12) ? (var_1_20 == ((signed long int) var_1_1)) : (var_1_20 == ((signed long int) var_1_10)))) ; [L166] RET, EXPR property() [L166] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=32768, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=-536805376, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=32768, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=32767, var_1_20=-536805376, var_1_21=536870911, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=4, var_1_30=1, var_1_6=1, var_1_7=1, var_1_8=32768, var_1_9=-65535] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 5, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 314 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 314 mSDsluCounter, 1080 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 617 mSDsCounter, 160 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 342 IncrementalHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 160 mSolverCounterUnsat, 463 mSDtfsCounter, 342 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 194 GetRequests, 179 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=227occurred in iteration=4, InterpolantAutomatonStates: 16, 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, 4 MinimizatonAttempts, 34 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1169 NumberOfCodeBlocks, 1169 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 826 ConstructedInterpolants, 0 QuantifiedInterpolants, 2965 SizeOfPredicates, 0 NumberOfNonLiveVariables, 403 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 6450/6500 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 09:38:06,003 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_fillercode_fillercodesize_ps-cn-10_file-92.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 7e6a9890500b02becbe2374583823016242ae2e1be997dd1bfb050bacebdd67a --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 09:38:08,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 09:38:08,389 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 09:38:08,397 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 09:38:08,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 09:38:08,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 09:38:08,423 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 09:38:08,423 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 09:38:08,424 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 09:38:08,424 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 09:38:08,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 09:38:08,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 09:38:08,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 09:38:08,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 09:38:08,425 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 09:38:08,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 09:38:08,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 09:38:08,425 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 09:38:08,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 09:38:08,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 09:38:08,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 09:38:08,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 09:38:08,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 09:38:08,426 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 09:38:08,426 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 09:38:08,426 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 09:38:08,426 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 09:38:08,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 09:38:08,426 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 09:38:08,427 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 09:38:08,427 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 09:38:08,427 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 09:38:08,427 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 09:38:08,427 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 09:38:08,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 09:38:08,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 09:38:08,428 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 09:38:08,428 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 09:38:08,428 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 09:38:08,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 09:38:08,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 09:38:08,428 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 09:38:08,428 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 09:38:08,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 09:38:08,429 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 09:38:08,429 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 09:38:08,429 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 09:38:08,429 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 09:38:08,429 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 09:38:08,429 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 09:38:08,429 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 -> 7e6a9890500b02becbe2374583823016242ae2e1be997dd1bfb050bacebdd67a [2025-01-09 09:38:08,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 09:38:08,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 09:38:08,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 09:38:08,725 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 09:38:08,726 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 09:38:08,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-92.i [2025-01-09 09:38:10,070 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/42b3da7c3/a2efc4109b3a4301a92670abd94c4d20/FLAGd2ab6792e [2025-01-09 09:38:10,341 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 09:38:10,342 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-92.i [2025-01-09 09:38:10,351 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/42b3da7c3/a2efc4109b3a4301a92670abd94c4d20/FLAGd2ab6792e [2025-01-09 09:38:10,371 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/42b3da7c3/a2efc4109b3a4301a92670abd94c4d20 [2025-01-09 09:38:10,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 09:38:10,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 09:38:10,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 09:38:10,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 09:38:10,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 09:38:10,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a91f403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10, skipping insertion in model container [2025-01-09 09:38:10,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,396 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 09:38:10,533 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_fillercode_fillercodesize_ps-cn-10_file-92.i[915,928] [2025-01-09 09:38:10,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 09:38:10,623 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 09:38:10,634 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_fillercode_fillercodesize_ps-cn-10_file-92.i[915,928] [2025-01-09 09:38:10,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 09:38:10,683 INFO L204 MainTranslator]: Completed translation [2025-01-09 09:38:10,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10 WrapperNode [2025-01-09 09:38:10,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 09:38:10,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 09:38:10,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 09:38:10,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 09:38:10,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,703 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,742 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2025-01-09 09:38:10,743 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 09:38:10,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 09:38:10,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 09:38:10,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 09:38:10,754 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,758 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,778 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 09:38:10,779 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,779 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,793 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,794 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,806 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 09:38:10,817 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 09:38:10,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 09:38:10,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 09:38:10,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (1/1) ... [2025-01-09 09:38:10,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 09:38:10,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 09:38:10,870 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 09:38:10,875 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 09:38:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 09:38:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 09:38:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 09:38:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 09:38:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 09:38:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 09:38:10,992 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 09:38:10,994 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 09:38:11,369 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2025-01-09 09:38:11,371 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 09:38:11,383 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 09:38:11,384 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 09:38:11,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 09:38:11 BoogieIcfgContainer [2025-01-09 09:38:11,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 09:38:11,386 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 09:38:11,387 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 09:38:11,392 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 09:38:11,392 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 09:38:10" (1/3) ... [2025-01-09 09:38:11,393 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c26c677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 09:38:11, skipping insertion in model container [2025-01-09 09:38:11,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:10" (2/3) ... [2025-01-09 09:38:11,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c26c677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 09:38:11, skipping insertion in model container [2025-01-09 09:38:11,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 09:38:11" (3/3) ... [2025-01-09 09:38:11,396 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-92.i [2025-01-09 09:38:11,409 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 09:38:11,413 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-92.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 09:38:11,471 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 09:38:11,484 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;@10a69e49, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 09:38:11,484 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 09:38:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 09:38:11,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-01-09 09:38:11,503 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 09:38:11,504 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:38:11,504 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 09:38:11,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 09:38:11,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1754675773, now seen corresponding path program 1 times [2025-01-09 09:38:11,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 09:38:11,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1191091298] [2025-01-09 09:38:11,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 09:38:11,523 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 09:38:11,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 09:38:11,526 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 09:38:11,527 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 09:38:11,644 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-01-09 09:38:11,815 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-01-09 09:38:11,815 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:11,815 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 09:38:11,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-09 09:38:11,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 09:38:11,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2025-01-09 09:38:11,964 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 09:38:11,966 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 09:38:11,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1191091298] [2025-01-09 09:38:11,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1191091298] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 09:38:11,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 09:38:11,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 09:38:11,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162010438] [2025-01-09 09:38:11,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 09:38:11,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 09:38:11,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 09:38:11,995 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 09:38:11,995 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 09:38:11,997 INFO L87 Difference]: Start difference. First operand has 72 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-01-09 09:38:12,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 09:38:12,071 INFO L93 Difference]: Finished difference Result 183 states and 339 transitions. [2025-01-09 09:38:12,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 09:38:12,075 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 162 [2025-01-09 09:38:12,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 09:38:12,085 INFO L225 Difference]: With dead ends: 183 [2025-01-09 09:38:12,085 INFO L226 Difference]: Without dead ends: 114 [2025-01-09 09:38:12,090 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 09:38:12,094 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 100 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 09:38:12,097 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 244 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 09:38:12,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2025-01-09 09:38:12,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 69. [2025-01-09 09:38:12,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 41 states have internal predecessors, (52), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 09:38:12,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 104 transitions. [2025-01-09 09:38:12,151 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 104 transitions. Word has length 162 [2025-01-09 09:38:12,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 09:38:12,154 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 104 transitions. [2025-01-09 09:38:12,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-01-09 09:38:12,155 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2025-01-09 09:38:12,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-01-09 09:38:12,157 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 09:38:12,158 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:38:12,167 INFO L540 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)] Forceful destruction successful, exit code 0 [2025-01-09 09:38:12,358 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 09:38:12,359 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 09:38:12,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 09:38:12,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1529174273, now seen corresponding path program 1 times [2025-01-09 09:38:12,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 09:38:12,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1594667393] [2025-01-09 09:38:12,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 09:38:12,360 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 09:38:12,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 09:38:12,363 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 09:38:12,365 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 09:38:12,426 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-01-09 09:38:12,550 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-01-09 09:38:12,551 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:12,551 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 09:38:12,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-09 09:38:12,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 09:38:13,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2025-01-09 09:38:13,031 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 09:38:13,032 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 09:38:13,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1594667393] [2025-01-09 09:38:13,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1594667393] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 09:38:13,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 09:38:13,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 09:38:13,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923048589] [2025-01-09 09:38:13,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 09:38:13,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 09:38:13,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 09:38:13,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 09:38:13,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 09:38:13,035 INFO L87 Difference]: Start difference. First operand 69 states and 104 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-01-09 09:38:13,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 09:38:13,299 INFO L93 Difference]: Finished difference Result 210 states and 316 transitions. [2025-01-09 09:38:13,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 09:38:13,303 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 162 [2025-01-09 09:38:13,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 09:38:13,305 INFO L225 Difference]: With dead ends: 210 [2025-01-09 09:38:13,305 INFO L226 Difference]: Without dead ends: 144 [2025-01-09 09:38:13,308 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 09:38:13,309 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 75 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 09:38:13,309 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 299 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 09:38:13,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2025-01-09 09:38:13,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 133. [2025-01-09 09:38:13,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 78 states have (on average 1.2692307692307692) internal successors, (99), 78 states have internal predecessors, (99), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2025-01-09 09:38:13,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 203 transitions. [2025-01-09 09:38:13,347 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 203 transitions. Word has length 162 [2025-01-09 09:38:13,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 09:38:13,348 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 203 transitions. [2025-01-09 09:38:13,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-01-09 09:38:13,348 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 203 transitions. [2025-01-09 09:38:13,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-01-09 09:38:13,351 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 09:38:13,351 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:38:13,362 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 (3)] Ended with exit code 0 [2025-01-09 09:38:13,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /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 09:38:13,552 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 09:38:13,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 09:38:13,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1063108926, now seen corresponding path program 1 times [2025-01-09 09:38:13,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 09:38:13,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1775168066] [2025-01-09 09:38:13,556 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 09:38:13,557 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 09:38:13,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 09:38:13,559 INFO L229 MonitoredProcess]: Starting monitored process 4 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 09:38:13,560 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 (4)] Waiting until timeout for monitored process [2025-01-09 09:38:13,614 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-01-09 09:38:13,856 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-01-09 09:38:13,856 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 09:38:13,856 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 09:38:13,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 34 conjuncts are in the unsatisfiable core [2025-01-09 09:38:13,878 INFO L279 TraceCheckSpWp]: Computing forward predicates...