./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-50.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_floatingpointinfluence_no-floats_file-50.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 d48f2c1830cdd6ac90cdee4bcb795720c0a52828893f188513897f8df44010d8 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 12:43:07,308 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 12:43:07,364 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 12:43:07,367 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 12:43:07,367 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 12:43:07,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 12:43:07,381 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 12:43:07,382 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 12:43:07,382 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 12:43:07,382 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 12:43:07,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 12:43:07,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 12:43:07,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 12:43:07,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 12:43:07,383 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 12:43:07,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 12:43:07,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 12:43:07,383 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 12:43:07,386 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 12:43:07,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 12:43:07,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 12:43:07,387 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:43:07,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:43:07,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 12:43:07,387 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 12:43:07,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 12:43:07,388 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 12:43:07,388 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 12:43:07,388 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 12:43:07,388 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 12:43:07,388 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 -> d48f2c1830cdd6ac90cdee4bcb795720c0a52828893f188513897f8df44010d8 [2025-01-09 12:43:07,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 12:43:07,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 12:43:07,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 12:43:07,606 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 12:43:07,606 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 12:43:07,607 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-50.i [2025-01-09 12:43:08,704 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f8c491c8e/04d00b0d8f6f4a4cb23df600bd9caf5c/FLAG82af5585e [2025-01-09 12:43:08,962 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 12:43:08,963 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-50.i [2025-01-09 12:43:08,971 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f8c491c8e/04d00b0d8f6f4a4cb23df600bd9caf5c/FLAG82af5585e [2025-01-09 12:43:09,279 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f8c491c8e/04d00b0d8f6f4a4cb23df600bd9caf5c [2025-01-09 12:43:09,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 12:43:09,282 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 12:43:09,283 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 12:43:09,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 12:43:09,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 12:43:09,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb21166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09, skipping insertion in model container [2025-01-09 12:43:09,292 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,309 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 12:43:09,418 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_floatingpointinfluence_no-floats_file-50.i[916,929] [2025-01-09 12:43:09,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 12:43:09,471 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 12:43:09,478 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_floatingpointinfluence_no-floats_file-50.i[916,929] [2025-01-09 12:43:09,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 12:43:09,516 INFO L204 MainTranslator]: Completed translation [2025-01-09 12:43:09,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09 WrapperNode [2025-01-09 12:43:09,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 12:43:09,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 12:43:09,518 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 12:43:09,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 12:43:09,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,546 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2025-01-09 12:43:09,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 12:43:09,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 12:43:09,547 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 12:43:09,547 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 12:43:09,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,558 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,572 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 12:43:09,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,579 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,586 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 12:43:09,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 12:43:09,591 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 12:43:09,591 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 12:43:09,591 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (1/1) ... [2025-01-09 12:43:09,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:43:09,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 12:43:09,614 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 12:43:09,619 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 12:43:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 12:43:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 12:43:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 12:43:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 12:43:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 12:43:09,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 12:43:09,689 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 12:43:09,691 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 12:43:09,821 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-01-09 12:43:09,821 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 12:43:09,827 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 12:43:09,827 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 12:43:09,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 12:43:09 BoogieIcfgContainer [2025-01-09 12:43:09,828 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 12:43:09,829 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 12:43:09,830 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 12:43:09,832 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 12:43:09,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 12:43:09" (1/3) ... [2025-01-09 12:43:09,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687fa36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 12:43:09, skipping insertion in model container [2025-01-09 12:43:09,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:09" (2/3) ... [2025-01-09 12:43:09,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687fa36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 12:43:09, skipping insertion in model container [2025-01-09 12:43:09,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 12:43:09" (3/3) ... [2025-01-09 12:43:09,837 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-50.i [2025-01-09 12:43:09,848 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 12:43:09,850 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-50.i that has 2 procedures, 71 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 12:43:09,893 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 12:43:09,902 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;@50be6151, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 12:43:09,903 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 12:43:09,905 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 38 states have (on average 1.263157894736842) internal successors, (48), 39 states have internal predecessors, (48), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 12:43:09,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-01-09 12:43:09,917 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:43:09,917 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:43:09,918 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:43:09,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:43:09,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1719933791, now seen corresponding path program 1 times [2025-01-09 12:43:09,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 12:43:09,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762426533] [2025-01-09 12:43:09,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:43:09,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 12:43:10,005 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-01-09 12:43:10,025 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-01-09 12:43:10,027 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:43:10,027 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:43:10,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2025-01-09 12:43:10,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 12:43:10,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762426533] [2025-01-09 12:43:10,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762426533] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 12:43:10,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [606900535] [2025-01-09 12:43:10,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:43:10,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 12:43:10,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 12:43:10,191 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 12:43:10,193 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 12:43:10,264 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-01-09 12:43:10,325 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-01-09 12:43:10,325 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:43:10,325 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:43:10,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 12:43:10,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 12:43:10,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2025-01-09 12:43:10,364 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 12:43:10,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [606900535] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 12:43:10,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 12:43:10,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 12:43:10,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836069468] [2025-01-09 12:43:10,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 12:43:10,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 12:43:10,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 12:43:10,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 12:43:10,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 12:43:10,387 INFO L87 Difference]: Start difference. First operand has 71 states, 38 states have (on average 1.263157894736842) internal successors, (48), 39 states have internal predecessors, (48), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 12:43:10,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 12:43:10,412 INFO L93 Difference]: Finished difference Result 136 states and 241 transitions. [2025-01-09 12:43:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 12:43:10,414 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 179 [2025-01-09 12:43:10,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 12:43:10,419 INFO L225 Difference]: With dead ends: 136 [2025-01-09 12:43:10,419 INFO L226 Difference]: Without dead ends: 68 [2025-01-09 12:43:10,422 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 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 12:43:10,425 INFO L435 NwaCegarLoop]: 103 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, 103 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 12:43:10,426 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 12:43:10,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2025-01-09 12:43:10,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2025-01-09 12:43:10,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 36 states have (on average 1.1944444444444444) internal successors, (43), 36 states have internal predecessors, (43), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 12:43:10,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 103 transitions. [2025-01-09 12:43:10,463 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 103 transitions. Word has length 179 [2025-01-09 12:43:10,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 12:43:10,463 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 103 transitions. [2025-01-09 12:43:10,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 12:43:10,464 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2025-01-09 12:43:10,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-01-09 12:43:10,470 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:43:10,472 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:43:10,479 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 12:43:10,672 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 12:43:10,673 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:43:10,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:43:10,674 INFO L85 PathProgramCache]: Analyzing trace with hash -784210785, now seen corresponding path program 1 times [2025-01-09 12:43:10,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 12:43:10,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939415887] [2025-01-09 12:43:10,674 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:43:10,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 12:43:10,688 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-01-09 12:43:10,762 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-01-09 12:43:10,762 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:43:10,762 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:43:11,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2025-01-09 12:43:11,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 12:43:11,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939415887] [2025-01-09 12:43:11,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939415887] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 12:43:11,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 12:43:11,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 12:43:11,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318458989] [2025-01-09 12:43:11,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 12:43:11,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 12:43:11,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 12:43:11,051 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 12:43:11,051 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 12:43:11,051 INFO L87 Difference]: Start difference. First operand 68 states and 103 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2025-01-09 12:43:11,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 12:43:11,249 INFO L93 Difference]: Finished difference Result 209 states and 317 transitions. [2025-01-09 12:43:11,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 12:43:11,251 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 179 [2025-01-09 12:43:11,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 12:43:11,253 INFO L225 Difference]: With dead ends: 209 [2025-01-09 12:43:11,253 INFO L226 Difference]: Without dead ends: 144 [2025-01-09 12:43:11,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-09 12:43:11,254 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 62 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 12:43:11,254 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 405 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 12:43:11,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2025-01-09 12:43:11,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 131. [2025-01-09 12:43:11,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 68 states have internal predecessors, (81), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2025-01-09 12:43:11,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 201 transitions. [2025-01-09 12:43:11,290 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 201 transitions. Word has length 179 [2025-01-09 12:43:11,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 12:43:11,290 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 201 transitions. [2025-01-09 12:43:11,291 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2025-01-09 12:43:11,291 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 201 transitions. [2025-01-09 12:43:11,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-01-09 12:43:11,295 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:43:11,295 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:43:11,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 12:43:11,296 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:43:11,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:43:11,296 INFO L85 PathProgramCache]: Analyzing trace with hash -104152415, now seen corresponding path program 1 times [2025-01-09 12:43:11,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 12:43:11,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870391619] [2025-01-09 12:43:11,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:43:11,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 12:43:11,309 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-01-09 12:43:11,449 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-01-09 12:43:11,449 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:43:11,449 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 12:43:11,449 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 12:43:11,478 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-01-09 12:43:11,518 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-01-09 12:43:11,518 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:43:11,519 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 12:43:11,560 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 12:43:11,561 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 12:43:11,561 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 12:43:11,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 12:43:11,564 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-01-09 12:43:11,647 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 12:43:11,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 12:43:11 BoogieIcfgContainer [2025-01-09 12:43:11,649 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 12:43:11,650 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 12:43:11,650 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 12:43:11,650 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 12:43:11,650 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 12:43:09" (3/4) ... [2025-01-09 12:43:11,652 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 12:43:11,652 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 12:43:11,653 INFO L158 Benchmark]: Toolchain (without parser) took 2371.07ms. Allocated memory is still 167.8MB. Free memory was 133.8MB in the beginning and 104.4MB in the end (delta: 29.4MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2025-01-09 12:43:11,653 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 226.5MB. Free memory is still 141.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 12:43:11,653 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.00ms. Allocated memory is still 167.8MB. Free memory was 133.8MB in the beginning and 120.5MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 12:43:11,653 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.60ms. Allocated memory is still 167.8MB. Free memory was 120.5MB in the beginning and 118.3MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 12:43:11,653 INFO L158 Benchmark]: Boogie Preprocessor took 43.23ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 116.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 12:43:11,654 INFO L158 Benchmark]: RCFGBuilder took 237.20ms. Allocated memory is still 167.8MB. Free memory was 116.3MB in the beginning and 99.1MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 12:43:11,654 INFO L158 Benchmark]: TraceAbstraction took 1819.75ms. Allocated memory is still 167.8MB. Free memory was 98.1MB in the beginning and 104.5MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 12:43:11,654 INFO L158 Benchmark]: Witness Printer took 2.63ms. Allocated memory is still 167.8MB. Free memory was 104.5MB in the beginning and 104.4MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 12:43:11,655 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 226.5MB. Free memory is still 141.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.00ms. Allocated memory is still 167.8MB. Free memory was 133.8MB in the beginning and 120.5MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.60ms. Allocated memory is still 167.8MB. Free memory was 120.5MB in the beginning and 118.3MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.23ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 116.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 237.20ms. Allocated memory is still 167.8MB. Free memory was 116.3MB in the beginning and 99.1MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1819.75ms. Allocated memory is still 167.8MB. Free memory was 98.1MB in the beginning and 104.5MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.63ms. Allocated memory is still 167.8MB. Free memory was 104.5MB in the beginning and 104.4MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 125. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] signed long int var_1_2 = 8; [L24] signed long int var_1_3 = 63; [L25] signed long int var_1_4 = 16; [L26] signed long int var_1_5 = 127; [L27] unsigned char var_1_9 = 1; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 0; [L30] signed short int var_1_12 = -2; [L31] signed short int var_1_13 = 64; [L32] signed short int var_1_14 = 2; [L33] signed short int var_1_15 = 4; [L34] signed short int var_1_16 = 26204; [L35] signed short int var_1_17 = 5; [L36] signed long int var_1_18 = -5; [L37] signed long int var_1_19 = 100; [L38] signed long int var_1_20 = 0; [L39] signed long int var_1_21 = 128; [L40] signed long int last_1_var_1_18 = -5; VAL [isInitial=0, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=8, var_1_3=63, var_1_4=16, var_1_5=127, var_1_9=1] [L129] isInitial = 1 [L130] FCALL initially() [L132] CALL updateLastVariables() [L122] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=8, var_1_3=63, var_1_4=16, var_1_5=127, var_1_9=1] [L132] RET updateLastVariables() [L133] CALL updateVariables() [L75] var_1_2 = __VERIFIER_nondet_long() [L76] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=63, var_1_4=16, var_1_5=127, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=63, var_1_4=16, var_1_5=127, var_1_9=1] [L76] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=63, var_1_4=16, var_1_5=127, var_1_9=1] [L77] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=63, var_1_4=16, var_1_5=127, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=63, var_1_4=16, var_1_5=127, var_1_9=1] [L77] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=63, var_1_4=16, var_1_5=127, var_1_9=1] [L78] var_1_3 = __VERIFIER_nondet_long() [L79] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=16, var_1_5=127, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=16, var_1_5=127, var_1_9=1] [L79] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=16, var_1_5=127, var_1_9=1] [L80] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=16, var_1_5=127, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=16, var_1_5=127, var_1_9=1] [L80] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=16, var_1_5=127, var_1_9=1] [L81] var_1_4 = __VERIFIER_nondet_long() [L82] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=127, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=127, var_1_9=1] [L82] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=127, var_1_9=1] [L83] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=127, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=127, var_1_9=1] [L83] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=127, var_1_9=1] [L84] var_1_5 = __VERIFIER_nondet_long() [L85] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=1] [L85] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=1] [L86] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=1] [L86] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=1] [L87] var_1_9 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0] [L88] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0] [L89] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L89] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L90] var_1_10 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L92] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L92] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L93] var_1_11 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L94] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L95] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L96] var_1_13 = __VERIFIER_nondet_short() [L97] CALL assume_abort_if_not(var_1_13 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L97] RET assume_abort_if_not(var_1_13 >= -32767) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L98] CALL assume_abort_if_not(var_1_13 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L98] RET assume_abort_if_not(var_1_13 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L99] var_1_14 = __VERIFIER_nondet_short() [L100] CALL assume_abort_if_not(var_1_14 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L100] RET assume_abort_if_not(var_1_14 >= -32767) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L101] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L101] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L102] var_1_15 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L103] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L104] CALL assume_abort_if_not(var_1_15 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L104] RET assume_abort_if_not(var_1_15 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L105] var_1_16 = __VERIFIER_nondet_short() [L106] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L106] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L107] CALL assume_abort_if_not(var_1_16 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L107] RET assume_abort_if_not(var_1_16 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L108] var_1_17 = __VERIFIER_nondet_short() [L109] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L109] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L110] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L110] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L111] var_1_19 = __VERIFIER_nondet_long() [L112] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L112] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L113] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L113] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L114] var_1_20 = __VERIFIER_nondet_long() [L115] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L115] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L116] CALL assume_abort_if_not(var_1_20 <= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L116] RET assume_abort_if_not(var_1_20 <= 536870911) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L117] var_1_21 = __VERIFIER_nondet_long() [L118] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L118] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L119] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L119] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L133] RET updateVariables() [L134] CALL step() [L44] signed long int stepLocal_1 = last_1_var_1_18; VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_1=-5, var_1_10=1, var_1_11=-256, var_1_12=-2, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L45] COND FALSE !(stepLocal_1 >= 0) [L48] var_1_12 = ((((var_1_13) > ((var_1_15 - (var_1_16 - var_1_17)))) ? (var_1_13) : ((var_1_15 - (var_1_16 - var_1_17))))) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=4, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L50] signed long int stepLocal_3 = var_1_15 - var_1_19; [L51] signed short int stepLocal_2 = var_1_12; VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_2=4, stepLocal_3=4, var_1_10=1, var_1_11=-256, var_1_12=4, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L52] COND FALSE !(var_1_12 > stepLocal_3) [L57] var_1_18 = var_1_14 VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_2=4, var_1_10=1, var_1_11=-256, var_1_12=4, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L59] signed long int stepLocal_0 = (((var_1_12) > (var_1_18)) ? (var_1_12) : (var_1_18)); VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_0=4, stepLocal_2=4, var_1_10=1, var_1_11=-256, var_1_12=4, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L60] COND FALSE !((((((var_1_2 + var_1_3)) < ((var_1_4 - var_1_5))) ? ((var_1_2 + var_1_3)) : ((var_1_4 - var_1_5)))) != 31.9) [L71] var_1_1 = var_1_11 VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_0=4, stepLocal_2=4, var_1_10=1, var_1_11=-256, var_1_12=4, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=4, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L134] RET step() [L135] CALL, EXPR property() [L125-L126] return ((((((((var_1_2 + var_1_3)) < ((var_1_4 - var_1_5))) ? ((var_1_2 + var_1_3)) : ((var_1_4 - var_1_5)))) != 31.9) ? ((((((var_1_12) > (var_1_18)) ? (var_1_12) : (var_1_18))) < var_1_18) ? (var_1_9 ? (var_1_1 == ((unsigned char) var_1_10)) : (var_1_1 == ((unsigned char) var_1_10))) : (var_1_1 == ((unsigned char) var_1_10))) : (var_1_1 == ((unsigned char) var_1_11))) && ((last_1_var_1_18 >= 0) ? (var_1_12 == ((signed short int) ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))))) : (var_1_12 == ((signed short int) ((((var_1_13) > ((var_1_15 - (var_1_16 - var_1_17)))) ? (var_1_13) : ((var_1_15 - (var_1_16 - var_1_17))))))))) && ((var_1_12 > (var_1_15 - var_1_19)) ? ((var_1_13 < var_1_12) ? (var_1_18 == ((signed long int) ((var_1_17 + (var_1_16 + var_1_20)) - var_1_21))) : 1) : (var_1_18 == ((signed long int) var_1_14))) ; VAL [\result=0, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=4, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=4, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L135] RET, EXPR property() [L135] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=4, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=4, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=-256, var_1_12=4, var_1_13=-32767, var_1_14=4, var_1_15=4, var_1_16=16383, var_1_17=16383, var_1_18=4, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2147483646, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 3, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 508 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 297 mSDsCounter, 91 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27 IncrementalHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 91 mSolverCounterUnsat, 211 mSDtfsCounter, 27 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 188 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=2, InterpolantAutomatonStates: 7, 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, 2 MinimizatonAttempts, 13 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 716 NumberOfCodeBlocks, 716 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 534 ConstructedInterpolants, 0 QuantifiedInterpolants, 734 SizeOfPredicates, 0 NumberOfNonLiveVariables, 393 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 5162/5220 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 12:43:11,672 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_floatingpointinfluence_no-floats_file-50.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 d48f2c1830cdd6ac90cdee4bcb795720c0a52828893f188513897f8df44010d8 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 12:43:13,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 12:43:13,574 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 12:43:13,580 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 12:43:13,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 12:43:13,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 12:43:13,633 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 12:43:13,633 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 12:43:13,634 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 12:43:13,634 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 12:43:13,634 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 12:43:13,634 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 12:43:13,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 12:43:13,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 12:43:13,634 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 12:43:13,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 12:43:13,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 12:43:13,635 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 12:43:13,635 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 12:43:13,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 12:43:13,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 12:43:13,635 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 12:43:13,635 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 12:43:13,635 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 12:43:13,635 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 12:43:13,635 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 12:43:13,636 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 12:43:13,636 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 12:43:13,636 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 12:43:13,636 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 12:43:13,636 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 12:43:13,636 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 12:43:13,636 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 12:43:13,636 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 12:43:13,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:43:13,636 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 12:43:13,636 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 12:43:13,637 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 12:43:13,637 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 12:43:13,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:43:13,637 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 12:43:13,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 12:43:13,637 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 12:43:13,637 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 12:43:13,637 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 12:43:13,637 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 12:43:13,637 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 12:43:13,637 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 12:43:13,638 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 12:43:13,638 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 12:43:13,638 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 -> d48f2c1830cdd6ac90cdee4bcb795720c0a52828893f188513897f8df44010d8 [2025-01-09 12:43:13,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 12:43:13,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 12:43:13,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 12:43:13,855 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 12:43:13,855 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 12:43:13,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-50.i [2025-01-09 12:43:14,938 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/01948fb12/2be9af7b3ada4bc19067ff2c2e14ee6b/FLAG4589fa095 [2025-01-09 12:43:15,163 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 12:43:15,164 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-50.i [2025-01-09 12:43:15,172 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/01948fb12/2be9af7b3ada4bc19067ff2c2e14ee6b/FLAG4589fa095 [2025-01-09 12:43:15,517 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/01948fb12/2be9af7b3ada4bc19067ff2c2e14ee6b [2025-01-09 12:43:15,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 12:43:15,520 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 12:43:15,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 12:43:15,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 12:43:15,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 12:43:15,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38de72cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15, skipping insertion in model container [2025-01-09 12:43:15,525 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,535 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 12:43:15,631 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_floatingpointinfluence_no-floats_file-50.i[916,929] [2025-01-09 12:43:15,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 12:43:15,687 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 12:43:15,696 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_floatingpointinfluence_no-floats_file-50.i[916,929] [2025-01-09 12:43:15,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 12:43:15,735 INFO L204 MainTranslator]: Completed translation [2025-01-09 12:43:15,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15 WrapperNode [2025-01-09 12:43:15,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 12:43:15,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 12:43:15,738 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 12:43:15,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 12:43:15,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,748 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,766 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 144 [2025-01-09 12:43:15,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 12:43:15,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 12:43:15,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 12:43:15,770 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 12:43:15,776 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,781 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,798 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 12:43:15,798 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,798 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,803 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,807 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,808 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,809 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,810 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,811 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 12:43:15,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 12:43:15,812 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 12:43:15,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 12:43:15,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (1/1) ... [2025-01-09 12:43:15,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:43:15,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 12:43:15,835 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 12:43:15,838 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 12:43:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 12:43:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 12:43:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 12:43:15,860 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 12:43:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 12:43:15,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 12:43:15,908 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 12:43:15,909 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 12:43:16,429 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-01-09 12:43:16,429 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 12:43:16,439 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 12:43:16,439 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 12:43:16,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 12:43:16 BoogieIcfgContainer [2025-01-09 12:43:16,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 12:43:16,440 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 12:43:16,440 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 12:43:16,446 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 12:43:16,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 12:43:15" (1/3) ... [2025-01-09 12:43:16,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2a7838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 12:43:16, skipping insertion in model container [2025-01-09 12:43:16,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:43:15" (2/3) ... [2025-01-09 12:43:16,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2a7838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 12:43:16, skipping insertion in model container [2025-01-09 12:43:16,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 12:43:16" (3/3) ... [2025-01-09 12:43:16,448 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-50.i [2025-01-09 12:43:16,457 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 12:43:16,458 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-50.i that has 2 procedures, 71 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 12:43:16,497 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 12:43:16,510 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;@712a22e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 12:43:16,510 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 12:43:16,512 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 38 states have (on average 1.263157894736842) internal successors, (48), 39 states have internal predecessors, (48), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 12:43:16,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-01-09 12:43:16,525 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:43:16,526 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:43:16,526 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:43:16,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:43:16,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1719933791, now seen corresponding path program 1 times [2025-01-09 12:43:16,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 12:43:16,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2144581062] [2025-01-09 12:43:16,540 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:43:16,540 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 12:43:16,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 12:43:16,544 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 12:43:16,545 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 12:43:16,638 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-01-09 12:43:16,713 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-01-09 12:43:16,713 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:43:16,713 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:43:16,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 12:43:16,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 12:43:16,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2025-01-09 12:43:16,771 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 12:43:16,772 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 12:43:16,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2144581062] [2025-01-09 12:43:16,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2144581062] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 12:43:16,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 12:43:16,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 12:43:16,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466241219] [2025-01-09 12:43:16,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 12:43:16,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 12:43:16,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 12:43:16,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 12:43:16,792 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 12:43:16,793 INFO L87 Difference]: Start difference. First operand has 71 states, 38 states have (on average 1.263157894736842) internal successors, (48), 39 states have internal predecessors, (48), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 12:43:16,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 12:43:16,810 INFO L93 Difference]: Finished difference Result 136 states and 241 transitions. [2025-01-09 12:43:16,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 12:43:16,811 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 179 [2025-01-09 12:43:16,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 12:43:16,814 INFO L225 Difference]: With dead ends: 136 [2025-01-09 12:43:16,815 INFO L226 Difference]: Without dead ends: 68 [2025-01-09 12:43:16,817 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 178 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 12:43:16,818 INFO L435 NwaCegarLoop]: 102 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, 102 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 12:43:16,819 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 12:43:16,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2025-01-09 12:43:16,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2025-01-09 12:43:16,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 36 states have (on average 1.1666666666666667) internal successors, (42), 36 states have internal predecessors, (42), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 12:43:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 102 transitions. [2025-01-09 12:43:16,844 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 102 transitions. Word has length 179 [2025-01-09 12:43:16,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 12:43:16,844 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 102 transitions. [2025-01-09 12:43:16,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 12:43:16,845 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 102 transitions. [2025-01-09 12:43:16,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2025-01-09 12:43:16,847 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:43:16,847 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:43:16,853 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 12:43:17,048 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 12:43:17,049 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:43:17,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:43:17,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1053781297, now seen corresponding path program 1 times [2025-01-09 12:43:17,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 12:43:17,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2006297272] [2025-01-09 12:43:17,052 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:43:17,052 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 12:43:17,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 12:43:17,054 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 12:43:17,056 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 12:43:17,103 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 180 statements into 1 equivalence classes. [2025-01-09 12:43:17,172 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 180 of 180 statements. [2025-01-09 12:43:17,172 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:43:17,172 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:43:17,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-09 12:43:17,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 12:43:17,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2025-01-09 12:43:17,578 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 12:43:17,578 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 12:43:17,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2006297272] [2025-01-09 12:43:17,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2006297272] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 12:43:17,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 12:43:17,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 12:43:17,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069830988] [2025-01-09 12:43:17,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 12:43:17,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 12:43:17,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 12:43:17,580 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 12:43:17,580 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 12:43:17,580 INFO L87 Difference]: Start difference. First operand 68 states and 102 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2025-01-09 12:43:17,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 12:43:17,987 INFO L93 Difference]: Finished difference Result 209 states and 313 transitions. [2025-01-09 12:43:17,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 12:43:17,992 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 180 [2025-01-09 12:43:17,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 12:43:17,994 INFO L225 Difference]: With dead ends: 209 [2025-01-09 12:43:17,994 INFO L226 Difference]: Without dead ends: 144 [2025-01-09 12:43:17,995 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-09 12:43:17,996 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 57 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 12:43:17,996 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 399 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 12:43:17,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2025-01-09 12:43:18,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 131. [2025-01-09 12:43:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 68 states have (on average 1.161764705882353) internal successors, (79), 68 states have internal predecessors, (79), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2025-01-09 12:43:18,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 199 transitions. [2025-01-09 12:43:18,023 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 199 transitions. Word has length 180 [2025-01-09 12:43:18,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 12:43:18,023 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 199 transitions. [2025-01-09 12:43:18,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2025-01-09 12:43:18,024 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 199 transitions. [2025-01-09 12:43:18,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2025-01-09 12:43:18,025 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:43:18,025 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:43:18,030 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 12:43:18,230 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 12:43:18,230 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:43:18,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:43:18,231 INFO L85 PathProgramCache]: Analyzing trace with hash 660754287, now seen corresponding path program 1 times [2025-01-09 12:43:18,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 12:43:18,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1664274679] [2025-01-09 12:43:18,231 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:43:18,231 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 12:43:18,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 12:43:18,236 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 12:43:18,237 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 12:43:18,284 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 180 statements into 1 equivalence classes. [2025-01-09 12:43:18,347 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 180 of 180 statements. [2025-01-09 12:43:18,347 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:43:18,347 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:43:18,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 13 conjuncts are in the unsatisfiable core [2025-01-09 12:43:18,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 12:44:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2025-01-09 12:44:19,830 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 12:44:19,830 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 12:44:19,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1664274679] [2025-01-09 12:44:19,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1664274679] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 12:44:19,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 12:44:19,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-01-09 12:44:19,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600187410] [2025-01-09 12:44:19,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 12:44:19,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-01-09 12:44:19,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 12:44:19,832 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-01-09 12:44:19,832 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-01-09 12:44:19,832 INFO L87 Difference]: Start difference. First operand 131 states and 199 transitions. Second operand has 10 states, 10 states have (on average 3.3) internal successors, (33), 9 states have internal predecessors, (33), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2025-01-09 12:44:21,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 12:44:21,769 INFO L93 Difference]: Finished difference Result 182 states and 266 transitions. [2025-01-09 12:44:21,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-09 12:44:21,777 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.3) internal successors, (33), 9 states have internal predecessors, (33), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 180 [2025-01-09 12:44:21,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 12:44:21,781 INFO L225 Difference]: With dead ends: 182 [2025-01-09 12:44:21,781 INFO L226 Difference]: Without dead ends: 180 [2025-01-09 12:44:21,783 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2025-01-09 12:44:21,783 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 81 mSDsluCounter, 531 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 665 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2025-01-09 12:44:21,783 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 665 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2025-01-09 12:44:21,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2025-01-09 12:44:21,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 164. [2025-01-09 12:44:21,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 86 states have (on average 1.1511627906976745) internal successors, (99), 87 states have internal predecessors, (99), 74 states have call successors, (74), 3 states have call predecessors, (74), 3 states have return successors, (74), 73 states have call predecessors, (74), 74 states have call successors, (74) [2025-01-09 12:44:21,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 247 transitions. [2025-01-09 12:44:21,806 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 247 transitions. Word has length 180 [2025-01-09 12:44:21,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 12:44:21,807 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 247 transitions. [2025-01-09 12:44:21,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.3) internal successors, (33), 9 states have internal predecessors, (33), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2025-01-09 12:44:21,807 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 247 transitions. [2025-01-09 12:44:21,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2025-01-09 12:44:21,809 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:44:21,809 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:44:21,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2025-01-09 12:44:22,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /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 12:44:22,010 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:44:22,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:44:22,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1713601958, now seen corresponding path program 1 times [2025-01-09 12:44:22,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 12:44:22,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [810732176] [2025-01-09 12:44:22,012 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:44:22,012 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 12:44:22,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 12:44:22,015 INFO L229 MonitoredProcess]: Starting monitored process 5 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 12:44:22,016 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 (5)] Waiting until timeout for monitored process [2025-01-09 12:44:22,042 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-01-09 12:44:22,334 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-01-09 12:44:22,334 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:44:22,334 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:44:22,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 31 conjuncts are in the unsatisfiable core [2025-01-09 12:44:22,345 INFO L279 TraceCheckSpWp]: Computing forward predicates...