./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.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 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 14:06:52,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 14:06:52,203 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 14:06:52,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 14:06:52,207 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 14:06:52,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 14:06:52,230 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 14:06:52,230 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 14:06:52,231 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 14:06:52,231 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 14:06:52,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 14:06:52,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 14:06:52,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 14:06:52,232 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 14:06:52,232 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 14:06:52,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 14:06:52,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 14:06:52,233 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 14:06:52,233 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 14:06:52,233 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 14:06:52,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 14:06:52,233 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 14:06:52,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 14:06:52,233 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 14:06:52,233 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 14:06:52,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 14:06:52,234 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 14:06:52,234 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 14:06:52,234 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 14:06:52,234 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:06:52,234 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:06:52,234 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:06:52,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:06:52,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:06:52,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 14:06:52,235 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 14:06:52,235 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 -> 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 [2025-01-09 14:06:52,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 14:06:52,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 14:06:52,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 14:06:52,506 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 14:06:52,509 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 14:06:52,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-01-09 14:06:53,718 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e27974eb8/18c9f28e42c044d5b767907f972df27c/FLAGb734f186b [2025-01-09 14:06:54,018 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 14:06:54,020 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-01-09 14:06:54,027 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e27974eb8/18c9f28e42c044d5b767907f972df27c/FLAGb734f186b [2025-01-09 14:06:54,037 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e27974eb8/18c9f28e42c044d5b767907f972df27c [2025-01-09 14:06:54,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 14:06:54,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 14:06:54,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 14:06:54,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 14:06:54,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 14:06:54,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df0089b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54, skipping insertion in model container [2025-01-09 14:06:54,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,063 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 14:06:54,175 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i[916,929] [2025-01-09 14:06:54,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:06:54,268 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 14:06:54,278 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i[916,929] [2025-01-09 14:06:54,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:06:54,321 INFO L204 MainTranslator]: Completed translation [2025-01-09 14:06:54,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54 WrapperNode [2025-01-09 14:06:54,323 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 14:06:54,324 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 14:06:54,324 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 14:06:54,324 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 14:06:54,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,386 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2025-01-09 14:06:54,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 14:06:54,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 14:06:54,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 14:06:54,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 14:06:54,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,399 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,422 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 14:06:54,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,437 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,441 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,444 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,456 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 14:06:54,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 14:06:54,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 14:06:54,457 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 14:06:54,458 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (1/1) ... [2025-01-09 14:06:54,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:06:54,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:06:54,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 14:06:54,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 14:06:54,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 14:06:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 14:06:54,504 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 14:06:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 14:06:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 14:06:54,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 14:06:54,570 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 14:06:54,572 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 14:06:54,858 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-01-09 14:06:54,858 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 14:06:54,865 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 14:06:54,865 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 14:06:54,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:06:54 BoogieIcfgContainer [2025-01-09 14:06:54,865 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 14:06:54,867 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 14:06:54,867 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 14:06:54,870 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 14:06:54,870 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 02:06:54" (1/3) ... [2025-01-09 14:06:54,870 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2077ab15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:06:54, skipping insertion in model container [2025-01-09 14:06:54,870 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:06:54" (2/3) ... [2025-01-09 14:06:54,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2077ab15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:06:54, skipping insertion in model container [2025-01-09 14:06:54,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:06:54" (3/3) ... [2025-01-09 14:06:54,872 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-42.i [2025-01-09 14:06:54,881 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 14:06:54,882 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-42.i that has 2 procedures, 80 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 14:06:54,919 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 14:06:54,926 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;@3d8fe76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 14:06:54,926 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 14:06:54,928 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-01-09 14:06:54,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-01-09 14:06:54,936 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:06:54,936 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:06:54,937 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:06:54,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:06:54,940 INFO L85 PathProgramCache]: Analyzing trace with hash 12996418, now seen corresponding path program 1 times [2025-01-09 14:06:54,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 14:06:54,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399453294] [2025-01-09 14:06:54,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:06:54,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 14:06:55,040 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-01-09 14:06:55,055 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-01-09 14:06:55,056 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:06:55,056 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:06:55,164 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-01-09 14:06:55,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 14:06:55,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399453294] [2025-01-09 14:06:55,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399453294] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 14:06:55,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20003379] [2025-01-09 14:06:55,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:06:55,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:06:55,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:06:55,172 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 14:06:55,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 14:06:55,235 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-01-09 14:06:55,300 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-01-09 14:06:55,300 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:06:55,300 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:06:55,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 14:06:55,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:06:55,334 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-01-09 14:06:55,335 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 14:06:55,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20003379] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 14:06:55,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 14:06:55,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 14:06:55,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461670467] [2025-01-09 14:06:55,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 14:06:55,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 14:06:55,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 14:06:55,350 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 14:06:55,350 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 14:06:55,352 INFO L87 Difference]: Start difference. First operand has 80 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2025-01-09 14:06:55,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:06:55,367 INFO L93 Difference]: Finished difference Result 154 states and 257 transitions. [2025-01-09 14:06:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 14:06:55,373 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 141 [2025-01-09 14:06:55,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:06:55,377 INFO L225 Difference]: With dead ends: 154 [2025-01-09 14:06:55,377 INFO L226 Difference]: Without dead ends: 77 [2025-01-09 14:06:55,380 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 14:06:55,381 INFO L435 NwaCegarLoop]: 116 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, 116 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 14:06:55,382 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 14:06:55,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2025-01-09 14:06:55,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2025-01-09 14:06:55,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-01-09 14:06:55,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 116 transitions. [2025-01-09 14:06:55,406 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 116 transitions. Word has length 141 [2025-01-09 14:06:55,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:06:55,407 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 116 transitions. [2025-01-09 14:06:55,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2025-01-09 14:06:55,407 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2025-01-09 14:06:55,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-01-09 14:06:55,409 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:06:55,409 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:06:55,416 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-01-09 14:06:55,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 14:06:55,613 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:06:55,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:06:55,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1146333122, now seen corresponding path program 1 times [2025-01-09 14:06:55,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 14:06:55,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930361248] [2025-01-09 14:06:55,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:06:55,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 14:06:55,634 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-01-09 14:06:55,690 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-01-09 14:06:55,690 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:06:55,690 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:06:56,208 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-01-09 14:06:56,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 14:06:56,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930361248] [2025-01-09 14:06:56,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930361248] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 14:06:56,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 14:06:56,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 14:06:56,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862185538] [2025-01-09 14:06:56,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 14:06:56,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 14:06:56,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 14:06:56,209 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 14:06:56,209 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-01-09 14:06:56,209 INFO L87 Difference]: Start difference. First operand 77 states and 116 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-01-09 14:06:56,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:06:56,472 INFO L93 Difference]: Finished difference Result 226 states and 343 transitions. [2025-01-09 14:06:56,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 14:06:56,473 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 141 [2025-01-09 14:06:56,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:06:56,475 INFO L225 Difference]: With dead ends: 226 [2025-01-09 14:06:56,475 INFO L226 Difference]: Without dead ends: 152 [2025-01-09 14:06:56,475 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2025-01-09 14:06:56,476 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 97 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 14:06:56,476 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 415 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 14:06:56,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2025-01-09 14:06:56,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 121. [2025-01-09 14:06:56,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 78 states have (on average 1.294871794871795) internal successors, (101), 78 states have internal predecessors, (101), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-01-09 14:06:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 181 transitions. [2025-01-09 14:06:56,505 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 181 transitions. Word has length 141 [2025-01-09 14:06:56,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:06:56,507 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 181 transitions. [2025-01-09 14:06:56,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-01-09 14:06:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 181 transitions. [2025-01-09 14:06:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-01-09 14:06:56,509 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:06:56,510 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:06:56,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 14:06:56,510 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:06:56,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:06:56,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1900988173, now seen corresponding path program 1 times [2025-01-09 14:06:56,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 14:06:56,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580519085] [2025-01-09 14:06:56,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:06:56,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 14:06:56,532 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-01-09 14:06:56,663 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-01-09 14:06:56,663 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:06:56,663 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:06:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 27 proven. 81 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2025-01-09 14:06:57,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 14:06:57,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580519085] [2025-01-09 14:06:57,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580519085] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 14:06:57,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1181936394] [2025-01-09 14:06:57,249 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:06:57,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:06:57,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:06:57,251 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 14:06:57,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 14:06:57,330 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-01-09 14:06:57,380 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-01-09 14:06:57,380 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:06:57,381 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:06:57,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-01-09 14:06:57,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:06:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 338 proven. 81 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2025-01-09 14:06:58,013 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 14:06:58,447 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 27 proven. 84 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2025-01-09 14:06:58,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1181936394] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 14:06:58,448 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 14:06:58,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10, 10] total 17 [2025-01-09 14:06:58,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107072015] [2025-01-09 14:06:58,448 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 14:06:58,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-01-09 14:06:58,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 14:06:58,449 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-01-09 14:06:58,449 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2025-01-09 14:06:58,450 INFO L87 Difference]: Start difference. First operand 121 states and 181 transitions. Second operand has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 3 states have call successors, (35), 3 states have call predecessors, (35), 7 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-01-09 14:06:58,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:06:58,748 INFO L93 Difference]: Finished difference Result 230 states and 322 transitions. [2025-01-09 14:06:58,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-09 14:06:58,751 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 3 states have call successors, (35), 3 states have call predecessors, (35), 7 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 142 [2025-01-09 14:06:58,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:06:58,755 INFO L225 Difference]: With dead ends: 230 [2025-01-09 14:06:58,755 INFO L226 Difference]: Without dead ends: 156 [2025-01-09 14:06:58,756 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 274 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=504, Unknown=0, NotChecked=0, Total=702 [2025-01-09 14:06:58,758 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 236 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 14:06:58,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 286 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 14:06:58,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2025-01-09 14:06:58,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 144. [2025-01-09 14:06:58,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 95 states have (on average 1.2105263157894737) internal successors, (115), 95 states have internal predecessors, (115), 40 states have call successors, (40), 8 states have call predecessors, (40), 8 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-01-09 14:06:58,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 195 transitions. [2025-01-09 14:06:58,783 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 195 transitions. Word has length 142 [2025-01-09 14:06:58,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:06:58,783 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 195 transitions. [2025-01-09 14:06:58,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 3 states have call successors, (35), 3 states have call predecessors, (35), 7 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-01-09 14:06:58,784 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 195 transitions. [2025-01-09 14:06:58,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-01-09 14:06:58,785 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:06:58,785 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:06:58,795 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 14:06:58,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:06:58,990 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:06:58,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:06:58,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1199923595, now seen corresponding path program 1 times [2025-01-09 14:06:58,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 14:06:58,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874073459] [2025-01-09 14:06:58,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:06:58,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 14:06:59,008 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-01-09 14:06:59,076 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-01-09 14:06:59,077 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:06:59,077 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 14:06:59,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1347361652] [2025-01-09 14:06:59,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:06:59,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:06:59,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:06:59,081 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 14:06:59,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-09 14:06:59,138 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-01-09 14:06:59,177 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-01-09 14:06:59,177 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:06:59,177 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:06:59,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-01-09 14:06:59,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:06:59,622 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 469 proven. 48 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2025-01-09 14:06:59,622 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 14:06:59,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 14:06:59,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874073459] [2025-01-09 14:06:59,887 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-01-09 14:06:59,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347361652] [2025-01-09 14:06:59,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1347361652] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 14:06:59,887 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2025-01-09 14:06:59,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2025-01-09 14:06:59,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588148165] [2025-01-09 14:06:59,887 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2025-01-09 14:06:59,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-01-09 14:06:59,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 14:06:59,888 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-01-09 14:06:59,888 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2025-01-09 14:06:59,888 INFO L87 Difference]: Start difference. First operand 144 states and 195 transitions. Second operand has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 3 states have call successors, (20), 3 states have call predecessors, (20), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-01-09 14:07:00,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:07:00,283 INFO L93 Difference]: Finished difference Result 275 states and 371 transitions. [2025-01-09 14:07:00,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-09 14:07:00,283 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 3 states have call successors, (20), 3 states have call predecessors, (20), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 142 [2025-01-09 14:07:00,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:07:00,285 INFO L225 Difference]: With dead ends: 275 [2025-01-09 14:07:00,285 INFO L226 Difference]: Without dead ends: 190 [2025-01-09 14:07:00,286 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=224, Invalid=426, Unknown=0, NotChecked=0, Total=650 [2025-01-09 14:07:00,286 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 139 mSDsluCounter, 501 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 14:07:00,287 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 574 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 14:07:00,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2025-01-09 14:07:00,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 154. [2025-01-09 14:07:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 103 states have (on average 1.203883495145631) internal successors, (124), 103 states have internal predecessors, (124), 40 states have call successors, (40), 10 states have call predecessors, (40), 10 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-01-09 14:07:00,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 204 transitions. [2025-01-09 14:07:00,302 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 204 transitions. Word has length 142 [2025-01-09 14:07:00,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:07:00,302 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 204 transitions. [2025-01-09 14:07:00,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 3 states have call successors, (20), 3 states have call predecessors, (20), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-01-09 14:07:00,302 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 204 transitions. [2025-01-09 14:07:00,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-01-09 14:07:00,304 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:07:00,304 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:07:00,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-01-09 14:07:00,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:07:00,508 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:07:00,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:07:00,511 INFO L85 PathProgramCache]: Analyzing trace with hash -2017572045, now seen corresponding path program 1 times [2025-01-09 14:07:00,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 14:07:00,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963818890] [2025-01-09 14:07:00,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:07:00,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 14:07:00,522 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-01-09 14:07:00,576 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-01-09 14:07:00,577 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:07:00,577 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 14:07:00,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [434632530] [2025-01-09 14:07:00,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:07:00,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:07:00,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:07:00,580 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 14:07:00,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-01-09 14:07:00,643 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-01-09 14:07:00,682 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-01-09 14:07:00,682 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:07:00,682 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 14:07:00,682 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 14:07:00,701 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-01-09 14:07:00,742 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-01-09 14:07:00,743 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:07:00,743 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 14:07:00,812 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 14:07:00,813 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 14:07:00,813 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 14:07:00,822 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-01-09 14:07:01,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:07:01,018 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-01-09 14:07:01,111 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 14:07:01,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 02:07:01 BoogieIcfgContainer [2025-01-09 14:07:01,116 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 14:07:01,117 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 14:07:01,117 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 14:07:01,117 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 14:07:01,118 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:06:54" (3/4) ... [2025-01-09 14:07:01,119 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 14:07:01,123 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 14:07:01,123 INFO L158 Benchmark]: Toolchain (without parser) took 7082.70ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 105.3MB in the beginning and 109.0MB in the end (delta: -3.7MB). Peak memory consumption was 165.4MB. Max. memory is 16.1GB. [2025-01-09 14:07:01,124 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:07:01,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.46ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 89.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 14:07:01,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.72ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 83.9MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 14:07:01,124 INFO L158 Benchmark]: Boogie Preprocessor took 68.66ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 76.9MB in the end (delta: 7.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:07:01,124 INFO L158 Benchmark]: RCFGBuilder took 408.39ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 47.4MB in the end (delta: 29.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-01-09 14:07:01,125 INFO L158 Benchmark]: TraceAbstraction took 6249.72ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 47.4MB in the beginning and 109.1MB in the end (delta: -61.7MB). Peak memory consumption was 106.7MB. Max. memory is 16.1GB. [2025-01-09 14:07:01,125 INFO L158 Benchmark]: Witness Printer took 6.03ms. Allocated memory is still 310.4MB. Free memory was 109.1MB in the beginning and 109.0MB in the end (delta: 97.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:07:01,126 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.46ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 89.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.72ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 83.9MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.66ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 76.9MB in the end (delta: 7.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 408.39ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 47.4MB in the end (delta: 29.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 6249.72ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 47.4MB in the beginning and 109.1MB in the end (delta: -61.7MB). Peak memory consumption was 106.7MB. Max. memory is 16.1GB. * Witness Printer took 6.03ms. Allocated memory is still 310.4MB. Free memory was 109.1MB in the beginning and 109.0MB in the end (delta: 97.0kB). 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 someBinaryArithmeticDOUBLEoperation at line 63, overapproximation of someBinaryArithmeticDOUBLEoperation at line 79, overapproximation of someBinaryArithmeticDOUBLEoperation at line 89, overapproximation of someBinaryArithmeticDOUBLEoperation at line 92, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of someBinaryFLOATComparisonOperation at line 177, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 177, overapproximation of someBinaryDOUBLEComparisonOperation at line 140, overapproximation of someBinaryDOUBLEComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 177, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 120. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 50.75; [L23] double var_1_3 = 8.5; [L24] double var_1_4 = 64.5; [L25] double var_1_5 = 9.3; [L26] unsigned char var_1_6 = 1; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 0; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 2; [L31] double var_1_12 = 127.6; [L32] unsigned char var_1_13 = 0; [L33] signed long int var_1_14 = 1; [L34] unsigned char var_1_15 = 128; [L35] unsigned char var_1_16 = 128; [L36] unsigned char var_1_17 = 1; [L37] unsigned char var_1_18 = 16; [L38] unsigned char var_1_19 = 0; [L39] signed char var_1_21 = -32; [L40] signed char var_1_22 = 2; [L41] double var_1_23 = 15.5; [L42] float var_1_24 = 2.625; [L43] double var_1_25 = 4.375; [L44] double var_1_26 = 2.35; [L45] double var_1_27 = 64.25; [L46] signed short int var_1_28 = -5; [L47] float var_1_29 = 0.0; [L48] unsigned char var_1_30 = 2; [L49] unsigned long int var_1_31 = 2; [L50] double last_1_var_1_1 = 50.75; [L51] unsigned char last_1_var_1_13 = 0; [L52] signed long int last_1_var_1_14 = 1; [L53] unsigned char last_1_var_1_15 = 128; [L54] unsigned char last_1_var_1_30 = 2; VAL [isInitial=0, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_3=17/2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L181] isInitial = 1 [L182] FCALL initially() [L184] CALL updateLastVariables() [L170] last_1_var_1_1 = var_1_1 [L171] last_1_var_1_13 = var_1_13 [L172] last_1_var_1_14 = var_1_14 [L173] last_1_var_1_15 = var_1_15 [L174] last_1_var_1_30 = var_1_30 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_3=17/2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L184] RET updateLastVariables() [L185] CALL updateVariables() [L135] var_1_3 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_3 >= -230584.3009213691390e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 2305843.009213691390e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L136] RET assume_abort_if_not((var_1_3 >= -230584.3009213691390e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 2305843.009213691390e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L137] var_1_4 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_4 >= -230584.3009213691390e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 2305843.009213691390e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L138] RET assume_abort_if_not((var_1_4 >= -230584.3009213691390e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 2305843.009213691390e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L139] var_1_5 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L140] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L141] var_1_8 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L142] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L143] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L144] var_1_9 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L145] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L146] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L146] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L147] var_1_11 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L148] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L149] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L149] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L150] var_1_16 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L151] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L152] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L153] var_1_17 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L154] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L155] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L156] var_1_18 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L157] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_18 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L158] RET assume_abort_if_not(var_1_18 <= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L159] var_1_22 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L160] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L161] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L162] var_1_26 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L163] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L164] var_1_27 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L165] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L166] var_1_29 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_29 >= 4611686.018427387900e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L167] RET assume_abort_if_not((var_1_29 >= 4611686.018427387900e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L185] RET updateVariables() [L186] CALL step() [L58] EXPR last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L58] signed long int stepLocal_1 = last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))); [L59] COND FALSE !(last_1_var_1_14 > stepLocal_1) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L62] COND TRUE 99.3f <= var_1_3 [L63] var_1_25 = (var_1_4 + var_1_5) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L68] COND FALSE !(var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) [L71] var_1_19 = (var_1_8 && var_1_9) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L73] COND TRUE var_1_25 <= var_1_4 [L74] var_1_15 = (var_1_16 - var_1_17) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L78] COND TRUE last_1_var_1_1 <= 2.25 [L79] var_1_1 = ((((2.5) < (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) ? (2.5) : (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L83] COND TRUE var_1_5 != (- var_1_4) [L84] var_1_6 = (var_1_19 && var_1_8) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=0, var_1_8=0, var_1_9=0] [L88] var_1_10 = var_1_11 [L89] var_1_12 = (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5)))) [L90] var_1_23 = var_1_5 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L91] COND TRUE 7.75 > (- var_1_12) [L92] var_1_24 = (var_1_3 + var_1_5) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L96] var_1_30 = var_1_11 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L97] COND FALSE !(var_1_24 > var_1_25) [L108] var_1_13 = var_1_11 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L110] unsigned char stepLocal_0 = var_1_19 && var_1_8; VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, stepLocal_0=0, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L111] COND FALSE !(var_1_9 || stepLocal_0) [L114] var_1_14 = last_1_var_1_14 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L116] COND TRUE ((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5 [L117] var_1_21 = ((((var_1_22) < (5)) ? (var_1_22) : (5))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L119] COND TRUE ((var_1_29 - 7.25f) - var_1_27) > var_1_23 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L120] COND TRUE var_1_26 != (var_1_23 * ((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29)))) [L121] var_1_28 = (var_1_14 + (((((var_1_16) > (var_1_13)) ? (var_1_16) : (var_1_13))) - (var_1_14 + var_1_11))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L132] var_1_31 = var_1_14 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR ((((((((((((last_1_var_1_1 <= 2.25) ? (var_1_1 == ((double) ((((2.5) < (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) ? (2.5) : (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))))) : (var_1_1 == ((double) ((((((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) > (var_1_4)) ? (((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) : (var_1_4)))))) && ((var_1_5 != (- var_1_4)) ? (var_1_6 == ((unsigned char) (var_1_19 && var_1_8))) : (var_1_6 == ((unsigned char) var_1_9)))) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5))))))) && ((var_1_24 > var_1_25) ? ((var_1_19 && var_1_9) ? ((var_1_11 > last_1_var_1_13) ? (var_1_13 == ((unsigned char) var_1_11)) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11)))) && ((var_1_9 || (var_1_19 && var_1_8)) ? (var_1_14 == ((signed long int) ((((((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) < (last_1_var_1_14)) ? (((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) : (last_1_var_1_14))))) : (var_1_14 == ((signed long int) last_1_var_1_14)))) && ((var_1_25 <= var_1_4) ? (var_1_15 == ((unsigned char) (var_1_16 - var_1_17))) : (var_1_15 == ((unsigned char) (var_1_17 + var_1_18))))) && ((var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) ? (var_1_19 == ((unsigned char) (var_1_8 || var_1_9))) : (var_1_19 == ((unsigned char) (var_1_8 && var_1_9))))) && ((((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5) ? (var_1_21 == ((signed char) ((((var_1_22) < (5)) ? (var_1_22) : (5))))) : 1)) && (var_1_23 == ((double) var_1_5))) && ((7.75 > (- var_1_12)) ? (var_1_24 == ((float) (var_1_3 + var_1_5))) : (var_1_24 == ((float) ((((9999.2f) < ((var_1_5 + var_1_4))) ? (9999.2f) : ((var_1_5 + var_1_4)))))))) && ((last_1_var_1_14 > (last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))))) ? (var_1_25 == ((double) ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) < (var_1_3)) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : (var_1_3))))) : ((99.3f <= var_1_3) ? (var_1_25 == ((double) (var_1_4 + var_1_5))) : (var_1_25 == ((double) (((((var_1_3 + (var_1_26 - var_1_27))) > (var_1_4)) ? ((var_1_3 + (var_1_26 - var_1_27))) : (var_1_4))))))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L177-L178] return (((((((((((((((last_1_var_1_1 <= 2.25) ? (var_1_1 == ((double) ((((2.5) < (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) ? (2.5) : (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))))) : (var_1_1 == ((double) ((((((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) > (var_1_4)) ? (((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) : (var_1_4)))))) && ((var_1_5 != (- var_1_4)) ? (var_1_6 == ((unsigned char) (var_1_19 && var_1_8))) : (var_1_6 == ((unsigned char) var_1_9)))) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5))))))) && ((var_1_24 > var_1_25) ? ((var_1_19 && var_1_9) ? ((var_1_11 > last_1_var_1_13) ? (var_1_13 == ((unsigned char) var_1_11)) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11)))) && ((var_1_9 || (var_1_19 && var_1_8)) ? (var_1_14 == ((signed long int) ((((((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) < (last_1_var_1_14)) ? (((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) : (last_1_var_1_14))))) : (var_1_14 == ((signed long int) last_1_var_1_14)))) && ((var_1_25 <= var_1_4) ? (var_1_15 == ((unsigned char) (var_1_16 - var_1_17))) : (var_1_15 == ((unsigned char) (var_1_17 + var_1_18))))) && ((var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) ? (var_1_19 == ((unsigned char) (var_1_8 || var_1_9))) : (var_1_19 == ((unsigned char) (var_1_8 && var_1_9))))) && ((((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5) ? (var_1_21 == ((signed char) ((((var_1_22) < (5)) ? (var_1_22) : (5))))) : 1)) && (var_1_23 == ((double) var_1_5))) && ((7.75 > (- var_1_12)) ? (var_1_24 == ((float) (var_1_3 + var_1_5))) : (var_1_24 == ((float) ((((9999.2f) < ((var_1_5 + var_1_4))) ? (9999.2f) : ((var_1_5 + var_1_4)))))))) && ((last_1_var_1_14 > (last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))))) ? (var_1_25 == ((double) ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) < (var_1_3)) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : (var_1_3))))) : ((99.3f <= var_1_3) ? (var_1_25 == ((double) (var_1_4 + var_1_5))) : (var_1_25 == ((double) (((((var_1_3 + (var_1_26 - var_1_27))) > (var_1_4)) ? ((var_1_3 + (var_1_26 - var_1_27))) : (var_1_4)))))))) && ((((var_1_29 - 7.25f) - var_1_27) > var_1_23) ? ((var_1_26 != (var_1_23 * ((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29))))) ? (var_1_28 == ((signed short int) (var_1_14 + (((((var_1_16) > (var_1_13)) ? (var_1_16) : (var_1_13))) - (var_1_14 + var_1_11))))) : (var_1_28 == ((signed short int) var_1_18))) : ((var_1_12 <= var_1_23) ? (var_1_28 == ((signed short int) var_1_17)) : (var_1_28 == ((signed short int) var_1_14))))) && (var_1_30 == ((unsigned char) var_1_11))) && (var_1_31 == ((unsigned long int) var_1_14)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=127, var_1_17=258, var_1_18=0, var_1_19=0, var_1_1=5/2, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.1s, OverallIterations: 5, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 476 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 472 mSDsluCounter, 1391 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1018 mSDsCounter, 194 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 714 IncrementalHoareTripleChecker+Invalid, 908 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 194 mSolverCounterUnsat, 373 mSDtfsCounter, 714 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 688 GetRequests, 630 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=154occurred in iteration=4, InterpolantAutomatonStates: 40, 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, 79 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1275 NumberOfCodeBlocks, 1275 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 984 ConstructedInterpolants, 0 QuantifiedInterpolants, 3958 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1072 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 4988/5320 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-01-09 14:07:01,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.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 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 14:07:03,256 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 14:07:03,367 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 14:07:03,373 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 14:07:03,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 14:07:03,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 14:07:03,397 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 14:07:03,397 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 14:07:03,398 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 14:07:03,398 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 14:07:03,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 14:07:03,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 14:07:03,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 14:07:03,398 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 14:07:03,399 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 14:07:03,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 14:07:03,400 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:07:03,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 14:07:03,400 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:07:03,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 14:07:03,401 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 14:07:03,401 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 -> 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 [2025-01-09 14:07:03,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 14:07:03,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 14:07:03,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 14:07:03,657 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 14:07:03,658 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 14:07:03,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-01-09 14:07:04,809 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b074f399d/64354aa9bd5b4303b433b67720cb08c8/FLAG717d8f8bd [2025-01-09 14:07:05,028 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 14:07:05,032 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-01-09 14:07:05,039 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b074f399d/64354aa9bd5b4303b433b67720cb08c8/FLAG717d8f8bd [2025-01-09 14:07:05,373 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b074f399d/64354aa9bd5b4303b433b67720cb08c8 [2025-01-09 14:07:05,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 14:07:05,376 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 14:07:05,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 14:07:05,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 14:07:05,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 14:07:05,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c812523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05, skipping insertion in model container [2025-01-09 14:07:05,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,398 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 14:07:05,516 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i[916,929] [2025-01-09 14:07:05,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:07:05,581 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 14:07:05,590 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i[916,929] [2025-01-09 14:07:05,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:07:05,631 INFO L204 MainTranslator]: Completed translation [2025-01-09 14:07:05,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05 WrapperNode [2025-01-09 14:07:05,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 14:07:05,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 14:07:05,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 14:07:05,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 14:07:05,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,670 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2025-01-09 14:07:05,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 14:07:05,671 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 14:07:05,671 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 14:07:05,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 14:07:05,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,680 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,692 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 14:07:05,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,700 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,702 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,704 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,707 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 14:07:05,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 14:07:05,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 14:07:05,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 14:07:05,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (1/1) ... [2025-01-09 14:07:05,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:07:05,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:07:05,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 14:07:05,742 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 14:07:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 14:07:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 14:07:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 14:07:05,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 14:07:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 14:07:05,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 14:07:05,815 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 14:07:05,816 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 14:07:20,177 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-01-09 14:07:20,178 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 14:07:20,184 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 14:07:20,184 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 14:07:20,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:07:20 BoogieIcfgContainer [2025-01-09 14:07:20,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 14:07:20,186 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 14:07:20,186 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 14:07:20,189 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 14:07:20,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 02:07:05" (1/3) ... [2025-01-09 14:07:20,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50e454f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:07:20, skipping insertion in model container [2025-01-09 14:07:20,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:07:05" (2/3) ... [2025-01-09 14:07:20,190 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50e454f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:07:20, skipping insertion in model container [2025-01-09 14:07:20,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:07:20" (3/3) ... [2025-01-09 14:07:20,190 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-42.i [2025-01-09 14:07:20,199 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 14:07:20,204 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-42.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 14:07:20,251 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 14:07:20,261 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;@206c8d1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 14:07:20,262 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 14:07:20,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-01-09 14:07:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-01-09 14:07:20,275 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:07:20,276 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:07:20,277 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:07:20,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:07:20,282 INFO L85 PathProgramCache]: Analyzing trace with hash -492847091, now seen corresponding path program 1 times [2025-01-09 14:07:20,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 14:07:20,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [576576970] [2025-01-09 14:07:20,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:07:20,295 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 14:07:20,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 14:07:20,298 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 14:07:20,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-01-09 14:07:20,404 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-01-09 14:07:21,045 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-01-09 14:07:21,045 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:07:21,045 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:07:21,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 14:07:21,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:07:21,123 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2025-01-09 14:07:21,123 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 14:07:21,123 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 14:07:21,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [576576970] [2025-01-09 14:07:21,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [576576970] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 14:07:21,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 14:07:21,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 14:07:21,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241368149] [2025-01-09 14:07:21,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 14:07:21,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 14:07:21,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 14:07:21,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 14:07:21,150 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 14:07:21,152 INFO L87 Difference]: Start difference. First operand has 70 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-01-09 14:07:21,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:07:21,167 INFO L93 Difference]: Finished difference Result 134 states and 227 transitions. [2025-01-09 14:07:21,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 14:07:21,168 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2025-01-09 14:07:21,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:07:21,172 INFO L225 Difference]: With dead ends: 134 [2025-01-09 14:07:21,172 INFO L226 Difference]: Without dead ends: 67 [2025-01-09 14:07:21,174 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 14:07:21,176 INFO L435 NwaCegarLoop]: 101 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, 101 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 14:07:21,176 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 14:07:21,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2025-01-09 14:07:21,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2025-01-09 14:07:21,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 45 states have internal predecessors, (61), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-01-09 14:07:21,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 101 transitions. [2025-01-09 14:07:21,202 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 101 transitions. Word has length 137 [2025-01-09 14:07:21,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:07:21,203 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 101 transitions. [2025-01-09 14:07:21,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-01-09 14:07:21,204 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2025-01-09 14:07:21,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-01-09 14:07:21,207 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:07:21,207 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:07:21,254 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-01-09 14:07:21,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 14:07:21,408 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:07:21,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:07:21,410 INFO L85 PathProgramCache]: Analyzing trace with hash 263018637, now seen corresponding path program 1 times [2025-01-09 14:07:21,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 14:07:21,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1316871030] [2025-01-09 14:07:21,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:07:21,411 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 14:07:21,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 14:07:21,414 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 14:07:21,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-01-09 14:07:21,471 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-01-09 14:07:22,097 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-01-09 14:07:22,097 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:07:22,097 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:07:22,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-09 14:07:22,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:07:27,529 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-01-09 14:07:27,529 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 14:07:27,529 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 14:07:27,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1316871030] [2025-01-09 14:07:27,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1316871030] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 14:07:27,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 14:07:27,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 14:07:27,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070597620] [2025-01-09 14:07:27,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 14:07:27,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 14:07:27,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 14:07:27,531 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 14:07:27,531 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 14:07:27,532 INFO L87 Difference]: Start difference. First operand 67 states and 101 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-01-09 14:07:32,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:07:36,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:07:40,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-01-09 14:07:44,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:07:49,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:07:53,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-01-09 14:07:57,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:07:57,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:07:57,395 INFO L93 Difference]: Finished difference Result 196 states and 298 transitions. [2025-01-09 14:07:57,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 14:07:57,478 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2025-01-09 14:07:57,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:07:57,480 INFO L225 Difference]: With dead ends: 196 [2025-01-09 14:07:57,480 INFO L226 Difference]: Without dead ends: 132 [2025-01-09 14:07:57,480 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-09 14:07:57,481 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 74 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 41 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.5s IncrementalHoareTripleChecker+Time [2025-01-09 14:07:57,481 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 330 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 65 Invalid, 6 Unknown, 0 Unchecked, 29.5s Time] [2025-01-09 14:07:57,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2025-01-09 14:07:57,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 107. [2025-01-09 14:07:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 64 states have (on average 1.25) internal successors, (80), 64 states have internal predecessors, (80), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-01-09 14:07:57,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 160 transitions. [2025-01-09 14:07:57,505 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 160 transitions. Word has length 137 [2025-01-09 14:07:57,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:07:57,506 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 160 transitions. [2025-01-09 14:07:57,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-01-09 14:07:57,506 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 160 transitions. [2025-01-09 14:07:57,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-01-09 14:07:57,507 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:07:57,507 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:07:57,535 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 14:07:57,707 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 14:07:57,708 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:07:57,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:07:57,709 INFO L85 PathProgramCache]: Analyzing trace with hash -60928489, now seen corresponding path program 1 times [2025-01-09 14:07:57,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 14:07:57,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1084200359] [2025-01-09 14:07:57,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:07:57,710 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 14:07:57,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 14:07:57,712 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 14:07:57,713 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 14:07:57,781 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-01-09 14:07:58,435 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-01-09 14:07:58,435 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:07:58,435 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:07:58,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-01-09 14:07:58,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:08:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 497 proven. 42 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2025-01-09 14:08:04,831 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 14:08:05,204 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 14:08:05,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1084200359] [2025-01-09 14:08:05,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1084200359] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 14:08:05,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [393642307] [2025-01-09 14:08:05,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:08:05,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-01-09 14:08:05,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 [2025-01-09 14:08:05,208 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-01-09 14:08:05,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2025-01-09 14:08:05,256 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-01-09 14:08:06,834 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-01-09 14:08:06,834 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:08:06,834 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:08:06,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-09 14:08:06,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:08:10,275 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-01-09 14:08:10,275 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 14:08:10,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [393642307] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 14:08:10,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 14:08:10,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 11 [2025-01-09 14:08:10,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086794861] [2025-01-09 14:08:10,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 14:08:10,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 14:08:10,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 14:08:10,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 14:08:10,279 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2025-01-09 14:08:10,279 INFO L87 Difference]: Start difference. First operand 107 states and 160 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-01-09 14:08:12,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:08:13,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:08:16,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:08:17,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:08:21,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:08:24,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:08:26,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:08:30,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:08:34,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []