./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35dbf726a4814cc3b8eca88126217bdc439adaa540e8480cdf873ab27590b7a0 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 06:40:39,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 06:40:39,094 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 06:40:39,098 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 06:40:39,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 06:40:39,122 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 06:40:39,124 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 06:40:39,124 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 06:40:39,125 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 06:40:39,126 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 06:40:39,127 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 06:40:39,127 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 06:40:39,128 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 06:40:39,128 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 06:40:39,130 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 06:40:39,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 06:40:39,131 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 06:40:39,131 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 06:40:39,131 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 06:40:39,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 06:40:39,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 06:40:39,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 06:40:39,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 06:40:39,132 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 06:40:39,132 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 06:40:39,132 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 06:40:39,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 06:40:39,132 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 06:40:39,133 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 06:40:39,133 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 06:40:39,133 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 06:40:39,133 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 06:40:39,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 06:40:39,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 06:40:39,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 06:40:39,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 06:40:39,134 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 06:40:39,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 06:40:39,134 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 06:40:39,134 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 06:40:39,135 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 06:40:39,137 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 06:40:39,137 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35dbf726a4814cc3b8eca88126217bdc439adaa540e8480cdf873ab27590b7a0 [2024-11-10 06:40:39,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 06:40:39,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 06:40:39,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 06:40:39,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 06:40:39,385 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 06:40:39,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i [2024-11-10 06:40:40,794 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 06:40:40,980 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 06:40:40,980 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i [2024-11-10 06:40:40,988 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e5ad632/d161946b625c4969ba0e8e7e56e24f35/FLAG072ade7c9 [2024-11-10 06:40:41,373 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e5ad632/d161946b625c4969ba0e8e7e56e24f35 [2024-11-10 06:40:41,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 06:40:41,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 06:40:41,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 06:40:41,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 06:40:41,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 06:40:41,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee939e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41, skipping insertion in model container [2024-11-10 06:40:41,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,404 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 06:40:41,567 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i[917,930] [2024-11-10 06:40:41,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 06:40:41,631 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 06:40:41,641 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i[917,930] [2024-11-10 06:40:41,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 06:40:41,671 INFO L204 MainTranslator]: Completed translation [2024-11-10 06:40:41,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41 WrapperNode [2024-11-10 06:40:41,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 06:40:41,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 06:40:41,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 06:40:41,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 06:40:41,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,687 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,707 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 129 [2024-11-10 06:40:41,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 06:40:41,709 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 06:40:41,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 06:40:41,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 06:40:41,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,721 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,737 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]. [2024-11-10 06:40:41,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,746 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,750 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,752 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 06:40:41,758 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 06:40:41,759 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 06:40:41,760 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 06:40:41,760 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (1/1) ... [2024-11-10 06:40:41,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 06:40:41,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 06:40:41,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 06:40:41,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 06:40:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 06:40:41,842 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 06:40:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 06:40:41,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 06:40:41,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 06:40:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 06:40:41,910 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 06:40:41,912 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 06:40:42,096 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L87: havoc property_#t~bitwise14#1;havoc property_#t~short15#1; [2024-11-10 06:40:42,115 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-10 06:40:42,115 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 06:40:42,130 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 06:40:42,131 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 06:40:42,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:40:42 BoogieIcfgContainer [2024-11-10 06:40:42,131 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 06:40:42,134 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 06:40:42,134 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 06:40:42,136 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 06:40:42,137 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 06:40:41" (1/3) ... [2024-11-10 06:40:42,137 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e23eb15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:40:42, skipping insertion in model container [2024-11-10 06:40:42,137 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:41" (2/3) ... [2024-11-10 06:40:42,138 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e23eb15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:40:42, skipping insertion in model container [2024-11-10 06:40:42,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:40:42" (3/3) ... [2024-11-10 06:40:42,139 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-28.i [2024-11-10 06:40:42,154 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 06:40:42,155 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 06:40:42,204 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 06:40:42,210 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;@5dbacc5e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 06:40:42,211 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 06:40:42,215 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 43 states have internal predecessors, (55), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-10 06:40:42,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-10 06:40:42,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:40:42,225 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:40:42,225 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:40:42,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:40:42,229 INFO L85 PathProgramCache]: Analyzing trace with hash -223333484, now seen corresponding path program 1 times [2024-11-10 06:40:42,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:40:42,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480291071] [2024-11-10 06:40:42,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:40:42,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:40:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:40:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 06:40:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 06:40:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-10 06:40:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-10 06:40:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 06:40:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-10 06:40:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 06:40:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 06:40:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 06:40:42,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 06:40:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 06:40:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 06:40:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 06:40:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:42,594 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-10 06:40:42,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:40:42,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480291071] [2024-11-10 06:40:42,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480291071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:40:42,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:40:42,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 06:40:42,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985318798] [2024-11-10 06:40:42,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:40:42,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 06:40:42,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:40:42,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 06:40:42,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 06:40:42,624 INFO L87 Difference]: Start difference. First operand has 59 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 43 states have internal predecessors, (55), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-10 06:40:42,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:40:42,648 INFO L93 Difference]: Finished difference Result 110 states and 173 transitions. [2024-11-10 06:40:42,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 06:40:42,651 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 98 [2024-11-10 06:40:42,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:40:42,656 INFO L225 Difference]: With dead ends: 110 [2024-11-10 06:40:42,657 INFO L226 Difference]: Without dead ends: 54 [2024-11-10 06:40:42,659 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 06:40:42,662 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 06:40:42,663 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 71 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 06:40:42,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-11-10 06:40:42,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-11-10 06:40:42,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 38 states have (on average 1.1842105263157894) internal successors, (45), 38 states have internal predecessors, (45), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-10 06:40:42,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 73 transitions. [2024-11-10 06:40:42,698 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 73 transitions. Word has length 98 [2024-11-10 06:40:42,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:40:42,699 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 73 transitions. [2024-11-10 06:40:42,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-10 06:40:42,699 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2024-11-10 06:40:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-10 06:40:42,703 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:40:42,703 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:40:42,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 06:40:42,703 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:40:42,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:40:42,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1326901388, now seen corresponding path program 1 times [2024-11-10 06:40:42,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:40:42,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394300678] [2024-11-10 06:40:42,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:40:42,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:40:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 06:40:42,820 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 06:40:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 06:40:42,946 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 06:40:42,947 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 06:40:42,949 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-10 06:40:42,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 06:40:42,957 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-10 06:40:43,041 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 06:40:43,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 06:40:43 BoogieIcfgContainer [2024-11-10 06:40:43,046 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 06:40:43,047 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 06:40:43,047 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 06:40:43,047 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 06:40:43,048 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:40:42" (3/4) ... [2024-11-10 06:40:43,050 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-10 06:40:43,051 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 06:40:43,052 INFO L158 Benchmark]: Toolchain (without parser) took 1675.09ms. Allocated memory was 176.2MB in the beginning and 274.7MB in the end (delta: 98.6MB). Free memory was 119.3MB in the beginning and 194.5MB in the end (delta: -75.3MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-11-10 06:40:43,054 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 06:40:43,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.69ms. Allocated memory is still 176.2MB. Free memory was 118.8MB in the beginning and 104.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-10 06:40:43,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.20ms. Allocated memory is still 176.2MB. Free memory was 104.1MB in the beginning and 101.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 06:40:43,055 INFO L158 Benchmark]: Boogie Preprocessor took 48.87ms. Allocated memory is still 176.2MB. Free memory was 101.5MB in the beginning and 99.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 06:40:43,055 INFO L158 Benchmark]: IcfgBuilder took 373.05ms. Allocated memory is still 176.2MB. Free memory was 99.0MB in the beginning and 82.0MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-10 06:40:43,055 INFO L158 Benchmark]: TraceAbstraction took 912.15ms. Allocated memory was 176.2MB in the beginning and 274.7MB in the end (delta: 98.6MB). Free memory was 81.0MB in the beginning and 194.5MB in the end (delta: -113.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 06:40:43,056 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 274.7MB. Free memory is still 194.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 06:40:43,061 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.69ms. Allocated memory is still 176.2MB. Free memory was 118.8MB in the beginning and 104.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.20ms. Allocated memory is still 176.2MB. Free memory was 104.1MB in the beginning and 101.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.87ms. Allocated memory is still 176.2MB. Free memory was 101.5MB in the beginning and 99.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 373.05ms. Allocated memory is still 176.2MB. Free memory was 99.0MB in the beginning and 82.0MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 912.15ms. Allocated memory was 176.2MB in the beginning and 274.7MB in the end (delta: 98.6MB). Free memory was 81.0MB in the beginning and 194.5MB in the end (delta: -113.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 274.7MB. Free memory is still 194.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 1; [L23] float var_1_2 = 63.75; [L24] float var_1_3 = 255.75; [L25] signed char var_1_5 = 10; [L26] signed char var_1_6 = 4; [L27] signed char var_1_7 = -10; [L28] float var_1_8 = 4.75; [L29] float var_1_9 = 99.5; [L30] float var_1_10 = 255.9; [L31] float var_1_11 = 24.85; [L32] signed long int var_1_12 = -2; [L33] signed long int var_1_13 = 1629954775; [L34] signed long int var_1_15 = 1928642731; [L35] signed short int var_1_18 = 0; [L36] unsigned short int var_1_19 = 5; VAL [isInitial=0, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_2=255/4, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L91] isInitial = 1 [L92] FCALL initially() [L93] COND TRUE 1 [L94] FCALL updateLastVariables() [L95] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_float() [L61] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L61] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L62] var_1_3 = __VERIFIER_nondet_float() [L63] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L63] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L64] var_1_5 = __VERIFIER_nondet_char() [L65] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L65] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L66] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L66] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L67] var_1_6 = __VERIFIER_nondet_char() [L68] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L68] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L69] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L69] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L70] var_1_7 = __VERIFIER_nondet_char() [L71] CALL assume_abort_if_not(var_1_7 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4, var_1_9=199/2] [L71] RET assume_abort_if_not(var_1_7 >= -127) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4, var_1_9=199/2] [L72] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4, var_1_9=199/2] [L72] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4, var_1_9=199/2] [L73] var_1_9 = __VERIFIER_nondet_float() [L74] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L74] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L75] var_1_10 = __VERIFIER_nondet_float() [L76] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L76] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L77] var_1_13 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_13 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L78] RET assume_abort_if_not(var_1_13 >= 1073741822) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L79] CALL assume_abort_if_not(var_1_13 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L79] RET assume_abort_if_not(var_1_13 <= 2147483646) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L80] var_1_15 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L81] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L82] CALL assume_abort_if_not(var_1_15 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L82] RET assume_abort_if_not(var_1_15 <= 2147483646) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L95] RET updateVariables() [L96] CALL step() [L40] signed long int stepLocal_0 = -4; VAL [isInitial=1, stepLocal_0=-4, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=19/4] [L41] COND TRUE stepLocal_0 < var_1_6 [L42] var_1_8 = ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) VAL [isInitial=1, var_1_10=2147483651, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=2147483651, var_1_9=2147483651] [L44] var_1_11 = ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) [L45] var_1_18 = var_1_5 [L46] var_1_19 = var_1_6 VAL [isInitial=1, var_1_10=2147483651, var_1_11=2147483651, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=-1, var_1_19=0, var_1_1=1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=2147483651, var_1_9=2147483651] [L47] COND TRUE (var_1_2 - var_1_3) <= (- var_1_8) [L48] var_1_1 = (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))) VAL [isInitial=1, var_1_10=2147483651, var_1_11=2147483651, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=-1, var_1_19=0, var_1_1=-1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=2147483651, var_1_9=2147483651] [L52] EXPR var_1_6 | 5 VAL [isInitial=1, var_1_10=2147483651, var_1_11=2147483651, var_1_12=-2, var_1_13=1073741822, var_1_15=2147483646, var_1_18=-1, var_1_19=0, var_1_1=-1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=2147483651, var_1_9=2147483651] [L52] signed long int stepLocal_1 = var_1_6 | 5; [L53] COND TRUE stepLocal_1 <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7))) [L54] var_1_12 = (((((var_1_6) < ((var_1_13 - var_1_19))) ? (var_1_6) : ((var_1_13 - var_1_19)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))) VAL [isInitial=1, var_1_10=2147483651, var_1_11=2147483651, var_1_12=-2147483645, var_1_13=1073741822, var_1_15=2147483646, var_1_18=-1, var_1_19=0, var_1_1=-1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=2147483651, var_1_9=2147483651] [L96] RET step() [L97] CALL, EXPR property() [L87] EXPR (((((var_1_2 - var_1_3) <= (- var_1_8)) ? (var_1_1 == ((signed char) (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))))) : (var_1_1 == ((signed char) var_1_5))) && ((-4 < var_1_6) ? (var_1_8 == ((float) ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))))) : 1)) && (var_1_11 == ((float) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10)))))) && (((var_1_6 | 5) <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)))) ? (var_1_12 == ((signed long int) (((((var_1_6) < ((var_1_13 - var_1_19))) ? (var_1_6) : ((var_1_13 - var_1_19)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) : (var_1_12 == ((signed long int) (var_1_6 + (((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) - var_1_19))))) VAL [isInitial=1, var_1_10=2147483651, var_1_11=2147483651, var_1_12=-2147483645, var_1_13=1073741822, var_1_15=2147483646, var_1_18=-1, var_1_19=0, var_1_1=-1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=2147483651, var_1_9=2147483651] [L87-L88] return (((((((var_1_2 - var_1_3) <= (- var_1_8)) ? (var_1_1 == ((signed char) (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))))) : (var_1_1 == ((signed char) var_1_5))) && ((-4 < var_1_6) ? (var_1_8 == ((float) ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))))) : 1)) && (var_1_11 == ((float) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10)))))) && (((var_1_6 | 5) <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)))) ? (var_1_12 == ((signed long int) (((((var_1_6) < ((var_1_13 - var_1_19))) ? (var_1_6) : ((var_1_13 - var_1_19)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) : (var_1_12 == ((signed long int) (var_1_6 + (((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) - var_1_19)))))) && (var_1_18 == ((signed short int) var_1_5))) && (var_1_19 == ((unsigned short int) var_1_6)) ; [L97] RET, EXPR property() [L97] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2147483651, var_1_11=2147483651, var_1_12=-2147483645, var_1_13=1073741822, var_1_15=2147483646, var_1_18=-1, var_1_19=0, var_1_1=-1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=2147483651, var_1_9=2147483651] [L19] reach_error() VAL [isInitial=1, var_1_10=2147483651, var_1_11=2147483651, var_1_12=-2147483645, var_1_13=1073741822, var_1_15=2147483646, var_1_18=-1, var_1_19=0, var_1_1=-1, var_1_5=-1, var_1_6=0, var_1_7=126, var_1_8=2147483651, var_1_9=2147483651] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 71 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 196 NumberOfCodeBlocks, 196 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 97 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 364/364 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-10 06:40:43,091 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35dbf726a4814cc3b8eca88126217bdc439adaa540e8480cdf873ab27590b7a0 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 06:40:46,138 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 06:40:46,216 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-10 06:40:46,221 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 06:40:46,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 06:40:46,251 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 06:40:46,252 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 06:40:46,253 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 06:40:46,253 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 06:40:46,254 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 06:40:46,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 06:40:46,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 06:40:46,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 06:40:46,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 06:40:46,255 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 06:40:46,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 06:40:46,257 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 06:40:46,260 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 06:40:46,260 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 06:40:46,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 06:40:46,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 06:40:46,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 06:40:46,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 06:40:46,261 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-10 06:40:46,261 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-10 06:40:46,261 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 06:40:46,262 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-10 06:40:46,262 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 06:40:46,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 06:40:46,262 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 06:40:46,262 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 06:40:46,262 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 06:40:46,263 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 06:40:46,263 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 06:40:46,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 06:40:46,263 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 06:40:46,263 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 06:40:46,263 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 06:40:46,263 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-10 06:40:46,264 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-10 06:40:46,264 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 06:40:46,265 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 06:40:46,266 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 06:40:46,266 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 06:40:46,266 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35dbf726a4814cc3b8eca88126217bdc439adaa540e8480cdf873ab27590b7a0 [2024-11-10 06:40:46,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 06:40:46,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 06:40:46,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 06:40:46,622 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 06:40:46,623 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 06:40:46,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i [2024-11-10 06:40:48,294 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 06:40:48,501 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 06:40:48,501 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i [2024-11-10 06:40:48,513 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cb3e481c/52829082179e4a2b8b5175fce8df1323/FLAG9d6660546 [2024-11-10 06:40:48,531 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cb3e481c/52829082179e4a2b8b5175fce8df1323 [2024-11-10 06:40:48,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 06:40:48,537 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 06:40:48,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 06:40:48,539 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 06:40:48,545 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 06:40:48,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:48,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f387f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48, skipping insertion in model container [2024-11-10 06:40:48,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:48,576 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 06:40:48,742 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i[917,930] [2024-11-10 06:40:48,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 06:40:48,840 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 06:40:48,853 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i[917,930] [2024-11-10 06:40:48,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 06:40:48,901 INFO L204 MainTranslator]: Completed translation [2024-11-10 06:40:48,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48 WrapperNode [2024-11-10 06:40:48,902 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 06:40:48,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 06:40:48,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 06:40:48,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 06:40:48,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:48,926 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:48,955 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 102 [2024-11-10 06:40:48,956 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 06:40:48,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 06:40:48,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 06:40:48,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 06:40:48,970 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:48,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:48,976 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:48,996 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]. [2024-11-10 06:40:48,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:48,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:49,011 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:49,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:49,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:49,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:49,020 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 06:40:49,024 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 06:40:49,024 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 06:40:49,024 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 06:40:49,025 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (1/1) ... [2024-11-10 06:40:49,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 06:40:49,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 06:40:49,068 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 06:40:49,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 06:40:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 06:40:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-10 06:40:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 06:40:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 06:40:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 06:40:49,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 06:40:49,197 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 06:40:49,200 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 06:40:49,551 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-10 06:40:49,552 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 06:40:49,562 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 06:40:49,563 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 06:40:49,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:40:49 BoogieIcfgContainer [2024-11-10 06:40:49,563 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 06:40:49,565 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 06:40:49,565 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 06:40:49,567 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 06:40:49,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 06:40:48" (1/3) ... [2024-11-10 06:40:49,568 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@648804c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:40:49, skipping insertion in model container [2024-11-10 06:40:49,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:40:48" (2/3) ... [2024-11-10 06:40:49,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@648804c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:40:49, skipping insertion in model container [2024-11-10 06:40:49,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:40:49" (3/3) ... [2024-11-10 06:40:49,570 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-28.i [2024-11-10 06:40:49,584 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 06:40:49,585 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 06:40:49,630 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 06:40:49,636 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;@611b2996, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 06:40:49,637 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 06:40:49,640 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 33 states have (on average 1.2424242424242424) internal successors, (41), 34 states have internal predecessors, (41), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-10 06:40:49,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-10 06:40:49,648 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:40:49,649 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:40:49,649 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:40:49,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:40:49,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1468628758, now seen corresponding path program 1 times [2024-11-10 06:40:49,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 06:40:49,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1767389650] [2024-11-10 06:40:49,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:40:49,666 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 [2024-11-10 06:40:49,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 06:40:49,669 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/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) [2024-11-10 06:40:49,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/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 [2024-11-10 06:40:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:49,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-10 06:40:49,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 06:40:49,941 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-10 06:40:49,941 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 06:40:49,942 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 06:40:49,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1767389650] [2024-11-10 06:40:49,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1767389650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:40:49,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:40:49,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 06:40:49,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180002335] [2024-11-10 06:40:49,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:40:49,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 06:40:49,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 06:40:49,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 06:40:49,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 06:40:49,969 INFO L87 Difference]: Start difference. First operand has 50 states, 33 states have (on average 1.2424242424242424) internal successors, (41), 34 states have internal predecessors, (41), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-10 06:40:49,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:40:49,988 INFO L93 Difference]: Finished difference Result 92 states and 145 transitions. [2024-11-10 06:40:50,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 06:40:50,001 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 95 [2024-11-10 06:40:50,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:40:50,007 INFO L225 Difference]: With dead ends: 92 [2024-11-10 06:40:50,008 INFO L226 Difference]: Without dead ends: 45 [2024-11-10 06:40:50,010 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 06:40:50,013 INFO L432 NwaCegarLoop]: 61 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, 61 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 [2024-11-10 06:40:50,014 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 06:40:50,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-11-10 06:40:50,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2024-11-10 06:40:50,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 29 states have internal predecessors, (33), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-10 06:40:50,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 61 transitions. [2024-11-10 06:40:50,049 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 61 transitions. Word has length 95 [2024-11-10 06:40:50,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:40:50,050 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 61 transitions. [2024-11-10 06:40:50,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-10 06:40:50,050 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2024-11-10 06:40:50,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-10 06:40:50,053 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:40:50,053 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:40:50,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-10 06:40:50,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/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 [2024-11-10 06:40:50,258 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:40:50,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:40:50,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1781213450, now seen corresponding path program 1 times [2024-11-10 06:40:50,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 06:40:50,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351720859] [2024-11-10 06:40:50,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:40:50,260 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 [2024-11-10 06:40:50,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 06:40:50,268 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/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) [2024-11-10 06:40:50,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/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 [2024-11-10 06:40:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:40:50,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-10 06:40:50,524 INFO L278 TraceCheckSpWp]: Computing forward predicates...