./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e9e4cb45c95e56f11e60a0a73722f1fb54adee905267e8a641b1bf27c5126193 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 13:56:38,749 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 13:56:38,800 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 13:56:38,806 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 13:56:38,806 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 13:56:38,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 13:56:38,830 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 13:56:38,830 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 13:56:38,830 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 13:56:38,830 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 13:56:38,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 13:56:38,833 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 13:56:38,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 13:56:38,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 13:56:38,834 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 13:56:38,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 13:56:38,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 13:56:38,834 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 13:56:38,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 13:56:38,835 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 13:56:38,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 13:56:38,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 13:56:38,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 13:56:38,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 13:56:38,835 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 13:56:38,835 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 13:56:38,835 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 13:56:38,835 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 13:56:38,836 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 13:56:38,836 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:56:38,836 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:56:38,836 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:56:38,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:56:38,836 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:56:38,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 13:56:38,837 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9e4cb45c95e56f11e60a0a73722f1fb54adee905267e8a641b1bf27c5126193 [2025-01-09 13:56:39,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 13:56:39,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 13:56:39,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 13:56:39,068 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 13:56:39,068 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 13:56:39,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i [2025-01-09 13:56:40,208 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d6acd9aec/93d5df41a8cc4be1a854d9f96a23879e/FLAGa55e8efcd [2025-01-09 13:56:40,464 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 13:56:40,465 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i [2025-01-09 13:56:40,473 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d6acd9aec/93d5df41a8cc4be1a854d9f96a23879e/FLAGa55e8efcd [2025-01-09 13:56:40,483 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d6acd9aec/93d5df41a8cc4be1a854d9f96a23879e [2025-01-09 13:56:40,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 13:56:40,486 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 13:56:40,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 13:56:40,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 13:56:40,494 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 13:56:40,495 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5f9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40, skipping insertion in model container [2025-01-09 13:56:40,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,510 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 13:56:40,614 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i[915,928] [2025-01-09 13:56:40,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:56:40,683 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 13:56:40,690 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i[915,928] [2025-01-09 13:56:40,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:56:40,739 INFO L204 MainTranslator]: Completed translation [2025-01-09 13:56:40,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40 WrapperNode [2025-01-09 13:56:40,740 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 13:56:40,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 13:56:40,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 13:56:40,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 13:56:40,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,752 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,790 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2025-01-09 13:56:40,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 13:56:40,791 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 13:56:40,791 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 13:56:40,791 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 13:56:40,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,800 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,811 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 13:56:40,811 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,817 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,817 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,822 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 13:56:40,824 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 13:56:40,824 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 13:56:40,824 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 13:56:40,825 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (1/1) ... [2025-01-09 13:56:40,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:56:40,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:56:40,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 13:56:40,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 13:56:40,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 13:56:40,872 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 13:56:40,872 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 13:56:40,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 13:56:40,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 13:56:40,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 13:56:40,929 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 13:56:40,930 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 13:56:41,201 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2025-01-09 13:56:41,201 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 13:56:41,207 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 13:56:41,208 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 13:56:41,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:56:41 BoogieIcfgContainer [2025-01-09 13:56:41,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 13:56:41,210 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 13:56:41,210 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 13:56:41,213 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 13:56:41,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 01:56:40" (1/3) ... [2025-01-09 13:56:41,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1782a68b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:56:41, skipping insertion in model container [2025-01-09 13:56:41,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:40" (2/3) ... [2025-01-09 13:56:41,215 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1782a68b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:56:41, skipping insertion in model container [2025-01-09 13:56:41,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:56:41" (3/3) ... [2025-01-09 13:56:41,216 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-57.i [2025-01-09 13:56:41,225 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 13:56:41,226 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-while_file-57.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 13:56:41,259 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 13:56:41,267 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;@735712f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 13:56:41,267 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 13:56:41,269 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 61 states have (on average 1.3934426229508197) internal successors, (85), 62 states have internal predecessors, (85), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 13:56:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2025-01-09 13:56:41,277 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:56:41,278 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:56:41,278 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:56:41,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:56:41,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1497626023, now seen corresponding path program 1 times [2025-01-09 13:56:41,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 13:56:41,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20333649] [2025-01-09 13:56:41,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:56:41,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 13:56:41,346 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-01-09 13:56:41,361 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-01-09 13:56:41,361 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:56:41,361 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:56:41,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2025-01-09 13:56:41,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 13:56:41,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20333649] [2025-01-09 13:56:41,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20333649] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 13:56:41,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1956209950] [2025-01-09 13:56:41,552 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:56:41,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 13:56:41,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:56:41,559 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 13:56:41,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 13:56:41,631 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-01-09 13:56:41,698 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-01-09 13:56:41,699 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:56:41,699 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:56:41,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 13:56:41,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 13:56:41,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2025-01-09 13:56:41,727 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 13:56:41,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1956209950] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 13:56:41,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 13:56:41,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 13:56:41,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390687431] [2025-01-09 13:56:41,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 13:56:41,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 13:56:41,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 13:56:41,747 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 13:56:41,747 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 13:56:41,749 INFO L87 Difference]: Start difference. First operand has 90 states, 61 states have (on average 1.3934426229508197) internal successors, (85), 62 states have internal predecessors, (85), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 13:56:41,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 13:56:41,766 INFO L93 Difference]: Finished difference Result 174 states and 295 transitions. [2025-01-09 13:56:41,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 13:56:41,768 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 169 [2025-01-09 13:56:41,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 13:56:41,772 INFO L225 Difference]: With dead ends: 174 [2025-01-09 13:56:41,772 INFO L226 Difference]: Without dead ends: 87 [2025-01-09 13:56:41,774 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 13:56:41,776 INFO L435 NwaCegarLoop]: 132 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, 132 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 13:56:41,776 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 13:56:41,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2025-01-09 13:56:41,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2025-01-09 13:56:41,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 59 states have internal predecessors, (80), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 13:56:41,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 132 transitions. [2025-01-09 13:56:41,803 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 132 transitions. Word has length 169 [2025-01-09 13:56:41,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 13:56:41,804 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 132 transitions. [2025-01-09 13:56:41,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 13:56:41,804 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2025-01-09 13:56:41,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2025-01-09 13:56:41,806 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:56:41,806 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:56:41,813 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 13:56:42,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 13:56:42,007 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:56:42,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:56:42,008 INFO L85 PathProgramCache]: Analyzing trace with hash 579541871, now seen corresponding path program 1 times [2025-01-09 13:56:42,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 13:56:42,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047132376] [2025-01-09 13:56:42,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:56:42,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 13:56:42,035 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-01-09 13:56:42,150 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-01-09 13:56:42,150 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:56:42,150 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:56:42,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2025-01-09 13:56:42,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 13:56:42,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047132376] [2025-01-09 13:56:42,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047132376] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 13:56:42,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024732449] [2025-01-09 13:56:42,544 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:56:42,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 13:56:42,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:56:42,548 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 13:56:42,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 13:56:42,603 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-01-09 13:56:42,649 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-01-09 13:56:42,649 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:56:42,649 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:56:42,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-09 13:56:42,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 13:56:42,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 213 proven. 69 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2025-01-09 13:56:42,898 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 13:56:43,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2025-01-09 13:56:43,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024732449] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 13:56:43,116 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 13:56:43,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2025-01-09 13:56:43,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346894166] [2025-01-09 13:56:43,116 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 13:56:43,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-01-09 13:56:43,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 13:56:43,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-09 13:56:43,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2025-01-09 13:56:43,120 INFO L87 Difference]: Start difference. First operand 87 states and 132 transitions. Second operand has 13 states, 13 states have (on average 4.384615384615385) internal successors, (57), 13 states have internal predecessors, (57), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-01-09 13:56:43,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 13:56:43,443 INFO L93 Difference]: Finished difference Result 179 states and 269 transitions. [2025-01-09 13:56:43,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-09 13:56:43,443 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.384615384615385) internal successors, (57), 13 states have internal predecessors, (57), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 169 [2025-01-09 13:56:43,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 13:56:43,445 INFO L225 Difference]: With dead ends: 179 [2025-01-09 13:56:43,446 INFO L226 Difference]: Without dead ends: 95 [2025-01-09 13:56:43,447 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 331 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2025-01-09 13:56:43,447 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 61 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 503 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 13:56:43,449 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 426 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 503 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 13:56:43,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2025-01-09 13:56:43,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2025-01-09 13:56:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 64 states have (on average 1.328125) internal successors, (85), 64 states have internal predecessors, (85), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 13:56:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 137 transitions. [2025-01-09 13:56:43,465 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 137 transitions. Word has length 169 [2025-01-09 13:56:43,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 13:56:43,465 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 137 transitions. [2025-01-09 13:56:43,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.384615384615385) internal successors, (57), 13 states have internal predecessors, (57), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-01-09 13:56:43,465 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 137 transitions. [2025-01-09 13:56:43,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2025-01-09 13:56:43,467 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:56:43,467 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:56:43,473 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-09 13:56:43,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 13:56:43,668 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:56:43,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:56:43,669 INFO L85 PathProgramCache]: Analyzing trace with hash -431575379, now seen corresponding path program 1 times [2025-01-09 13:56:43,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 13:56:43,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707313307] [2025-01-09 13:56:43,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:56:43,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 13:56:43,679 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-01-09 13:56:43,703 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-01-09 13:56:43,703 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:56:43,703 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:56:44,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2025-01-09 13:56:44,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 13:56:44,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707313307] [2025-01-09 13:56:44,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707313307] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 13:56:44,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 13:56:44,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2025-01-09 13:56:44,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815656192] [2025-01-09 13:56:44,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 13:56:44,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-01-09 13:56:44,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 13:56:44,124 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-01-09 13:56:44,124 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2025-01-09 13:56:44,124 INFO L87 Difference]: Start difference. First operand 93 states and 137 transitions. Second operand has 10 states, 10 states have (on average 4.2) internal successors, (42), 10 states have internal predecessors, (42), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 13:56:44,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 13:56:44,925 INFO L93 Difference]: Finished difference Result 436 states and 635 transitions. [2025-01-09 13:56:44,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-09 13:56:44,926 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.2) internal successors, (42), 10 states have internal predecessors, (42), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 169 [2025-01-09 13:56:44,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 13:56:44,929 INFO L225 Difference]: With dead ends: 436 [2025-01-09 13:56:44,929 INFO L226 Difference]: Without dead ends: 346 [2025-01-09 13:56:44,930 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2025-01-09 13:56:44,931 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 698 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 698 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-01-09 13:56:44,931 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [698 Valid, 676 Invalid, 831 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-01-09 13:56:44,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2025-01-09 13:56:44,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 315. [2025-01-09 13:56:44,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 226 states have (on average 1.345132743362832) internal successors, (304), 228 states have internal predecessors, (304), 80 states have call successors, (80), 8 states have call predecessors, (80), 8 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2025-01-09 13:56:44,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 464 transitions. [2025-01-09 13:56:44,978 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 464 transitions. Word has length 169 [2025-01-09 13:56:44,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 13:56:44,979 INFO L471 AbstractCegarLoop]: Abstraction has 315 states and 464 transitions. [2025-01-09 13:56:44,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.2) internal successors, (42), 10 states have internal predecessors, (42), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 13:56:44,979 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 464 transitions. [2025-01-09 13:56:44,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-01-09 13:56:44,981 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:56:44,981 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:56:44,981 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 13:56:44,982 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:56:44,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:56:44,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1542363406, now seen corresponding path program 1 times [2025-01-09 13:56:44,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 13:56:44,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948676971] [2025-01-09 13:56:44,982 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:56:44,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 13:56:44,993 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-01-09 13:56:45,058 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-01-09 13:56:45,058 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:56:45,058 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 13:56:45,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [462746789] [2025-01-09 13:56:45,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:56:45,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 13:56:45,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:56:45,065 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 13:56:45,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-09 13:56:45,116 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-01-09 13:56:45,170 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-01-09 13:56:45,171 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:56:45,171 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 13:56:45,171 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 13:56:45,189 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-01-09 13:56:45,236 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-01-09 13:56:45,237 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:56:45,237 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 13:56:45,309 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 13:56:45,309 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 13:56:45,310 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 13:56:45,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-01-09 13:56:45,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 13:56:45,514 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-01-09 13:56:45,593 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 13:56:45,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 01:56:45 BoogieIcfgContainer [2025-01-09 13:56:45,595 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 13:56:45,596 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 13:56:45,596 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 13:56:45,596 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 13:56:45,600 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:56:41" (3/4) ... [2025-01-09 13:56:45,602 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 13:56:45,603 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 13:56:45,603 INFO L158 Benchmark]: Toolchain (without parser) took 5116.95ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 105.9MB in the beginning and 268.8MB in the end (delta: -162.9MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2025-01-09 13:56:45,603 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 13:56:45,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.18ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 91.0MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 13:56:45,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.07ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 86.9MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 13:56:45,604 INFO L158 Benchmark]: Boogie Preprocessor took 32.97ms. Allocated memory is still 142.6MB. Free memory was 86.9MB in the beginning and 81.7MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 13:56:45,604 INFO L158 Benchmark]: RCFGBuilder took 383.93ms. Allocated memory is still 142.6MB. Free memory was 81.7MB in the beginning and 55.6MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-09 13:56:45,604 INFO L158 Benchmark]: TraceAbstraction took 4385.51ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 54.5MB in the beginning and 268.9MB in the end (delta: -214.4MB). Peak memory consumption was 139.8MB. Max. memory is 16.1GB. [2025-01-09 13:56:45,604 INFO L158 Benchmark]: Witness Printer took 7.07ms. Allocated memory is still 327.2MB. Free memory was 268.9MB in the beginning and 268.8MB in the end (delta: 97.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 13:56:45,606 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.18ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 91.0MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.07ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 86.9MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.97ms. Allocated memory is still 142.6MB. Free memory was 86.9MB in the beginning and 81.7MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 383.93ms. Allocated memory is still 142.6MB. Free memory was 81.7MB in the beginning and 55.6MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4385.51ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 54.5MB in the beginning and 268.9MB in the end (delta: -214.4MB). Peak memory consumption was 139.8MB. Max. memory is 16.1GB. * Witness Printer took 7.07ms. Allocated memory is still 327.2MB. Free memory was 268.9MB in the beginning and 268.8MB in the end (delta: 97.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 108, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryDOUBLEComparisonOperation at line 104, overapproximation of someBinaryDOUBLEComparisonOperation at line 110. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] signed char var_1_2 = -1; [L24] signed char var_1_3 = 10; [L25] signed long int var_1_5 = 5; [L26] unsigned char var_1_6 = 0; [L27] double var_1_7 = 24.8; [L28] double var_1_8 = 500.5; [L29] double var_1_9 = 2.4; [L30] double var_1_10 = 0.4; [L31] double var_1_11 = 255.8; [L32] double var_1_12 = 50.75; [L33] unsigned char var_1_13 = 4; [L34] unsigned char var_1_14 = 200; [L35] unsigned char var_1_15 = 25; [L36] unsigned char var_1_16 = 128; [L37] unsigned char var_1_17 = 64; [L38] unsigned char var_1_18 = 32; [L39] unsigned char var_1_19 = 32; [L40] unsigned long int var_1_20 = 1; [L41] float var_1_21 = 9999999999.2; [L42] double var_1_23 = 10.875; VAL [isInitial=0, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=-1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L137] isInitial = 1 [L138] FCALL initially() [L140] FCALL updateLastVariables() [L141] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_char() [L89] CALL assume_abort_if_not(var_1_2 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L89] RET assume_abort_if_not(var_1_2 >= -1) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L90] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L90] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L91] var_1_3 = __VERIFIER_nondet_char() [L92] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L92] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L93] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L93] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L94] var_1_5 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L95] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L96] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L96] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L97] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L97] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L98] var_1_6 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L99] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L100] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L100] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L101] var_1_8 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5, var_1_9=12/5] [L102] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5, var_1_9=12/5] [L103] var_1_9 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L104] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L105] var_1_10 = __VERIFIER_nondet_double() [L106] CALL assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L106] RET assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L107] var_1_11 = __VERIFIER_nondet_double() [L108] CALL assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L108] RET assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L109] var_1_12 = __VERIFIER_nondet_double() [L110] CALL assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L110] RET assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L111] var_1_14 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_14 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L112] RET assume_abort_if_not(var_1_14 >= 190) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L113] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L113] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L114] var_1_15 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L115] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L116] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L116] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L117] var_1_16 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L118] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L119] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L119] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L120] var_1_17 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L121] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L122] CALL assume_abort_if_not(var_1_17 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L122] RET assume_abort_if_not(var_1_17 <= 64) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L123] var_1_18 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L124] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L125] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L125] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L126] var_1_19 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L127] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L128] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L128] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L141] RET updateVariables() [L142] CALL step() [L46] signed char stepLocal_0 = var_1_2; VAL [isInitial=1, stepLocal_0=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_7=124/5] [L47] COND TRUE -256 <= stepLocal_0 [L48] var_1_7 = (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255] [L54] COND TRUE var_1_11 <= var_1_9 [L55] var_1_13 = ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255] [L57] COND TRUE (var_1_2 - var_1_3) > (var_1_13 / var_1_5) [L58] var_1_1 = (128 - var_1_3) VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255] [L66] EXPR (var_1_2 * var_1_13) & var_1_1 VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255] [L66] signed long int stepLocal_1 = (var_1_2 * var_1_13) & var_1_1; [L67] COND FALSE !(var_1_3 < stepLocal_1) VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255] [L70] EXPR var_1_1 & var_1_3 VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255] [L70] signed long int stepLocal_2 = var_1_1 & var_1_3; [L71] COND FALSE !((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= stepLocal_2) [L78] var_1_21 = var_1_12 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255] [L80] unsigned long int stepLocal_3 = var_1_20; VAL [isInitial=1, stepLocal_3=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255] [L81] COND TRUE var_1_1 > stepLocal_3 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255] [L82] COND TRUE ! (! var_1_6) [L83] var_1_23 = var_1_8 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_8=3] [L142] RET step() [L143] CALL, EXPR property() [L133] EXPR (((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_8=3] [L133] EXPR ((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12))) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_8=3] [L133-L134] return (((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12)))) && ((var_1_1 > var_1_20) ? ((! (! var_1_6)) ? (var_1_23 == ((double) var_1_8)) : 1) : 1) ; [L143] RET, EXPR property() [L143] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_8=3] [L19] reach_error() VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=383, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=-255, var_1_8=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 4, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 761 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 759 mSDsluCounter, 1234 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 846 mSDsCounter, 129 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1211 IncrementalHoareTripleChecker+Invalid, 1340 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 129 mSolverCounterUnsat, 388 mSDtfsCounter, 1211 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 538 GetRequests, 508 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=315occurred in iteration=3, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 33 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1185 NumberOfCodeBlocks, 1185 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1008 ConstructedInterpolants, 0 QuantifiedInterpolants, 1937 SizeOfPredicates, 0 NumberOfNonLiveVariables, 732 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 7543/7800 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-01-09 13:56:45,627 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e9e4cb45c95e56f11e60a0a73722f1fb54adee905267e8a641b1bf27c5126193 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 13:56:47,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 13:56:47,629 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 13:56:47,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 13:56:47,636 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 13:56:47,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 13:56:47,652 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 13:56:47,653 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 13:56:47,653 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 13:56:47,653 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 13:56:47,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 13:56:47,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 13:56:47,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 13:56:47,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 13:56:47,654 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 13:56:47,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 13:56:47,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 13:56:47,654 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 13:56:47,654 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 13:56:47,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 13:56:47,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 13:56:47,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 13:56:47,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 13:56:47,654 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 13:56:47,654 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 13:56:47,655 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 13:56:47,655 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 13:56:47,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 13:56:47,655 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 13:56:47,655 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 13:56:47,655 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 13:56:47,655 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:56:47,655 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:56:47,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:56:47,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:56:47,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 13:56:47,656 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:56:47,656 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:56:47,656 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:56:47,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:56:47,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 13:56:47,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 13:56:47,656 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 13:56:47,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 13:56:47,656 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 13:56:47,656 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 13:56:47,656 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 13:56:47,657 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 13:56:47,657 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 13:56:47,657 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 13:56:47,657 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9e4cb45c95e56f11e60a0a73722f1fb54adee905267e8a641b1bf27c5126193 [2025-01-09 13:56:47,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 13:56:47,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 13:56:47,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 13:56:47,940 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 13:56:47,940 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 13:56:47,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i [2025-01-09 13:56:49,122 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f34795d97/055181093063405392a6ff8b1a9bc142/FLAGfd8b58440 [2025-01-09 13:56:49,357 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 13:56:49,358 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i [2025-01-09 13:56:49,364 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f34795d97/055181093063405392a6ff8b1a9bc142/FLAGfd8b58440 [2025-01-09 13:56:49,380 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f34795d97/055181093063405392a6ff8b1a9bc142 [2025-01-09 13:56:49,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 13:56:49,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 13:56:49,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 13:56:49,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 13:56:49,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 13:56:49,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4816269a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49, skipping insertion in model container [2025-01-09 13:56:49,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,404 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 13:56:49,503 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i[915,928] [2025-01-09 13:56:49,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:56:49,569 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 13:56:49,578 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-57.i[915,928] [2025-01-09 13:56:49,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:56:49,623 INFO L204 MainTranslator]: Completed translation [2025-01-09 13:56:49,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49 WrapperNode [2025-01-09 13:56:49,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 13:56:49,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 13:56:49,627 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 13:56:49,627 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 13:56:49,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,644 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,667 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2025-01-09 13:56:49,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 13:56:49,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 13:56:49,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 13:56:49,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 13:56:49,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,679 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,692 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 13:56:49,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,700 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,715 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 13:56:49,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 13:56:49,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 13:56:49,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 13:56:49,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (1/1) ... [2025-01-09 13:56:49,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:56:49,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:56:49,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 13:56:49,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 13:56:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 13:56:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 13:56:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 13:56:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 13:56:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 13:56:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 13:56:49,829 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 13:56:49,830 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 13:56:57,775 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-01-09 13:56:57,775 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 13:56:57,786 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 13:56:57,786 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 13:56:57,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:56:57 BoogieIcfgContainer [2025-01-09 13:56:57,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 13:56:57,788 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 13:56:57,788 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 13:56:57,794 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 13:56:57,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 01:56:49" (1/3) ... [2025-01-09 13:56:57,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c36af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:56:57, skipping insertion in model container [2025-01-09 13:56:57,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:56:49" (2/3) ... [2025-01-09 13:56:57,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c36af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:56:57, skipping insertion in model container [2025-01-09 13:56:57,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:56:57" (3/3) ... [2025-01-09 13:56:57,796 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-57.i [2025-01-09 13:56:57,805 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 13:56:57,806 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-while_file-57.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 13:56:57,851 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 13:56:57,859 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;@55253e93, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 13:56:57,859 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 13:56:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 13:56:57,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-01-09 13:56:57,869 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:56:57,870 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:56:57,870 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:56:57,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:56:57,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1158886646, now seen corresponding path program 1 times [2025-01-09 13:56:57,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 13:56:57,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1283739924] [2025-01-09 13:56:57,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:56:57,880 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 13:56:57,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 13:56:57,883 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 13:56:57,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-01-09 13:56:57,945 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-01-09 13:56:58,278 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-01-09 13:56:58,279 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:56:58,279 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:56:58,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 13:56:58,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 13:56:58,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 594 proven. 0 refuted. 0 times theorem prover too weak. 706 trivial. 0 not checked. [2025-01-09 13:56:58,345 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 13:56:58,346 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 13:56:58,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1283739924] [2025-01-09 13:56:58,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1283739924] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 13:56:58,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 13:56:58,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 13:56:58,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782288430] [2025-01-09 13:56:58,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 13:56:58,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 13:56:58,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 13:56:58,363 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 13:56:58,363 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 13:56:58,364 INFO L87 Difference]: Start difference. First operand has 72 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 13:56:58,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 13:56:58,379 INFO L93 Difference]: Finished difference Result 137 states and 237 transitions. [2025-01-09 13:56:58,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 13:56:58,382 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 163 [2025-01-09 13:56:58,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 13:56:58,387 INFO L225 Difference]: With dead ends: 137 [2025-01-09 13:56:58,387 INFO L226 Difference]: Without dead ends: 68 [2025-01-09 13:56:58,390 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 13:56:58,391 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 13:56:58,391 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 13:56:58,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2025-01-09 13:56:58,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2025-01-09 13:56:58,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 40 states have (on average 1.225) internal successors, (49), 40 states have internal predecessors, (49), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 13:56:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 101 transitions. [2025-01-09 13:56:58,415 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 101 transitions. Word has length 163 [2025-01-09 13:56:58,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 13:56:58,415 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 101 transitions. [2025-01-09 13:56:58,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 13:56:58,416 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 101 transitions. [2025-01-09 13:56:58,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-01-09 13:56:58,419 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:56:58,419 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:56:58,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-01-09 13:56:58,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 13:56:58,623 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:56:58,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:56:58,624 INFO L85 PathProgramCache]: Analyzing trace with hash -990097218, now seen corresponding path program 1 times [2025-01-09 13:56:58,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 13:56:58,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2055248628] [2025-01-09 13:56:58,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:56:58,624 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 13:56:58,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 13:56:58,628 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 13:56:58,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-01-09 13:56:58,668 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-01-09 13:56:59,152 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-01-09 13:56:59,153 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:56:59,153 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:56:59,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 41 conjuncts are in the unsatisfiable core [2025-01-09 13:56:59,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 13:58:02,229 WARN L286 SmtUtils]: Spent 7.78s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-01-09 13:58:10,308 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-01-09 13:58:17,285 WARN L286 SmtUtils]: Spent 6.98s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)