/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-37.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-20 19:08:40,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-20 19:08:40,791 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-20 19:08:40,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-20 19:08:40,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-20 19:08:40,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-20 19:08:40,814 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-20 19:08:40,814 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-20 19:08:40,814 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-20 19:08:40,815 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-20 19:08:40,815 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-20 19:08:40,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-20 19:08:40,815 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-20 19:08:40,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-20 19:08:40,816 INFO L153 SettingsManager]: * Use SBE=true [2023-12-20 19:08:40,816 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-20 19:08:40,816 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-20 19:08:40,817 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-20 19:08:40,817 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-20 19:08:40,817 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-20 19:08:40,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-20 19:08:40,820 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-20 19:08:40,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-20 19:08:40,821 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-20 19:08:40,821 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-20 19:08:40,821 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-20 19:08:40,821 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-20 19:08:40,821 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-20 19:08:40,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-20 19:08:40,822 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-20 19:08:40,822 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-20 19:08:40,822 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-20 19:08:40,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 19:08:40,822 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-20 19:08:40,823 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-20 19:08:40,823 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-20 19:08:40,823 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-20 19:08:40,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-20 19:08:40,823 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-20 19:08:40,824 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-20 19:08:40,824 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-20 19:08:40,828 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-20 19:08:40,828 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-20 19:08:40,828 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-20 19:08:41,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-20 19:08:41,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-20 19:08:41,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-20 19:08:41,022 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-20 19:08:41,024 INFO L274 PluginConnector]: CDTParser initialized [2023-12-20 19:08:41,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-37.i [2023-12-20 19:08:42,000 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-20 19:08:42,177 INFO L384 CDTParser]: Found 1 translation units. [2023-12-20 19:08:42,178 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-37.i [2023-12-20 19:08:42,184 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a4e4f854/d5230f8880f24e1090a43ce9ab2d62c5/FLAG20861ce37 [2023-12-20 19:08:42,194 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a4e4f854/d5230f8880f24e1090a43ce9ab2d62c5 [2023-12-20 19:08:42,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-20 19:08:42,197 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-20 19:08:42,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-20 19:08:42,198 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-20 19:08:42,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-20 19:08:42,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a91e117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42, skipping insertion in model container [2023-12-20 19:08:42,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,242 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-20 19:08:42,332 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-37.i[916,929] [2023-12-20 19:08:42,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 19:08:42,402 INFO L202 MainTranslator]: Completed pre-run [2023-12-20 19:08:42,409 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-37.i[916,929] [2023-12-20 19:08:42,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 19:08:42,451 INFO L206 MainTranslator]: Completed translation [2023-12-20 19:08:42,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42 WrapperNode [2023-12-20 19:08:42,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-20 19:08:42,454 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-20 19:08:42,454 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-20 19:08:42,454 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-20 19:08:42,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,514 INFO L138 Inliner]: procedures = 26, calls = 61, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 319 [2023-12-20 19:08:42,515 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-20 19:08:42,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-20 19:08:42,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-20 19:08:42,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-20 19:08:42,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,526 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,544 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]. [2023-12-20 19:08:42,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,555 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,579 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-20 19:08:42,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-20 19:08:42,580 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-20 19:08:42,580 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-20 19:08:42,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (1/1) ... [2023-12-20 19:08:42,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 19:08:42,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 19:08:42,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-20 19:08:42,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-20 19:08:42,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-20 19:08:42,647 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-20 19:08:42,647 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-20 19:08:42,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-20 19:08:42,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-20 19:08:42,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-20 19:08:42,730 INFO L241 CfgBuilder]: Building ICFG [2023-12-20 19:08:42,731 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-20 19:08:43,128 INFO L282 CfgBuilder]: Performing block encoding [2023-12-20 19:08:43,168 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-20 19:08:43,169 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-20 19:08:43,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 07:08:43 BoogieIcfgContainer [2023-12-20 19:08:43,169 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-20 19:08:43,171 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-20 19:08:43,171 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-20 19:08:43,173 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-20 19:08:43,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.12 07:08:42" (1/3) ... [2023-12-20 19:08:43,173 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77813864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 07:08:43, skipping insertion in model container [2023-12-20 19:08:43,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 07:08:42" (2/3) ... [2023-12-20 19:08:43,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77813864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 07:08:43, skipping insertion in model container [2023-12-20 19:08:43,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 07:08:43" (3/3) ... [2023-12-20 19:08:43,175 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-37.i [2023-12-20 19:08:43,186 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-20 19:08:43,187 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-20 19:08:43,223 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-20 19:08:43,227 INFO L357 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, mHoare=true, 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;@38e03008, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-20 19:08:43,228 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-20 19:08:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand has 124 states, 73 states have (on average 1.4794520547945205) internal successors, (108), 74 states have internal predecessors, (108), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-12-20 19:08:43,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-12-20 19:08:43,246 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 19:08:43,246 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 19:08:43,247 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 19:08:43,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 19:08:43,251 INFO L85 PathProgramCache]: Analyzing trace with hash -261674347, now seen corresponding path program 1 times [2023-12-20 19:08:43,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 19:08:43,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716290631] [2023-12-20 19:08:43,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 19:08:43,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 19:08:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 19:08:43,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 19:08:43,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716290631] [2023-12-20 19:08:43,439 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-20 19:08:43,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014345267] [2023-12-20 19:08:43,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 19:08:43,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 19:08:43,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 19:08:43,454 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 19:08:43,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-20 19:08:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 19:08:43,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-20 19:08:43,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 19:08:43,789 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 4418 trivial. 0 not checked. [2023-12-20 19:08:43,789 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 19:08:43,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1014345267] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 19:08:43,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 19:08:43,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 19:08:43,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200458353] [2023-12-20 19:08:43,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 19:08:43,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-20 19:08:43,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 19:08:43,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-20 19:08:43,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 19:08:43,823 INFO L87 Difference]: Start difference. First operand has 124 states, 73 states have (on average 1.4794520547945205) internal successors, (108), 74 states have internal predecessors, (108), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 2 states have call successors, (48) [2023-12-20 19:08:43,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 19:08:43,870 INFO L93 Difference]: Finished difference Result 245 states and 454 transitions. [2023-12-20 19:08:43,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-20 19:08:43,872 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 2 states have call successors, (48) Word has length 297 [2023-12-20 19:08:43,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 19:08:43,878 INFO L225 Difference]: With dead ends: 245 [2023-12-20 19:08:43,878 INFO L226 Difference]: Without dead ends: 122 [2023-12-20 19:08:43,884 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 19:08:43,887 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-20 19:08:43,888 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 195 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-20 19:08:43,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2023-12-20 19:08:43,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2023-12-20 19:08:43,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 72 states have (on average 1.4166666666666667) internal successors, (102), 72 states have internal predecessors, (102), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-12-20 19:08:43,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 198 transitions. [2023-12-20 19:08:43,934 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 198 transitions. Word has length 297 [2023-12-20 19:08:43,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 19:08:43,935 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 198 transitions. [2023-12-20 19:08:43,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 2 states have call successors, (48) [2023-12-20 19:08:43,935 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 198 transitions. [2023-12-20 19:08:43,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-12-20 19:08:43,939 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 19:08:43,939 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 19:08:43,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-20 19:08:44,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-20 19:08:44,140 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 19:08:44,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 19:08:44,141 INFO L85 PathProgramCache]: Analyzing trace with hash 664552033, now seen corresponding path program 1 times [2023-12-20 19:08:44,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 19:08:44,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703897829] [2023-12-20 19:08:44,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 19:08:44,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 19:08:44,193 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-20 19:08:44,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [404767194] [2023-12-20 19:08:44,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 19:08:44,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 19:08:44,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 19:08:44,195 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 19:08:44,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-20 19:08:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-20 19:08:44,368 WARN L124 FreeRefinementEngine]: Strategy CAMEL was unsuccessful and could not determine trace feasibility [2023-12-20 19:08:44,369 INFO L360 BasicCegarLoop]: Counterexample might be feasible [2023-12-20 19:08:44,375 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-20 19:08:44,384 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-20 19:08:44,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-12-20 19:08:44,579 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-20 19:08:44,581 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-20 19:08:44,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.12 07:08:44 BoogieIcfgContainer [2023-12-20 19:08:44,602 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-20 19:08:44,602 INFO L158 Benchmark]: Toolchain (without parser) took 2405.86ms. Allocated memory is still 287.3MB. Free memory was 243.8MB in the beginning and 186.8MB in the end (delta: 57.0MB). Peak memory consumption was 56.9MB. Max. memory is 8.0GB. [2023-12-20 19:08:44,603 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 191.9MB. Free memory is still 138.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 19:08:44,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.23ms. Allocated memory is still 287.3MB. Free memory was 243.3MB in the beginning and 225.5MB in the end (delta: 17.9MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-12-20 19:08:44,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.36ms. Allocated memory is still 287.3MB. Free memory was 225.5MB in the beginning and 220.3MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-12-20 19:08:44,604 INFO L158 Benchmark]: Boogie Preprocessor took 63.67ms. Allocated memory is still 287.3MB. Free memory was 220.3MB in the beginning and 214.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-12-20 19:08:44,604 INFO L158 Benchmark]: RCFGBuilder took 589.75ms. Allocated memory is still 287.3MB. Free memory was 214.0MB in the beginning and 178.3MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2023-12-20 19:08:44,604 INFO L158 Benchmark]: TraceAbstraction took 1431.27ms. Allocated memory is still 287.3MB. Free memory was 177.7MB in the beginning and 186.8MB in the end (delta: -9.1MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 19:08:44,606 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 191.9MB. Free memory is still 138.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 254.23ms. Allocated memory is still 287.3MB. Free memory was 243.3MB in the beginning and 225.5MB in the end (delta: 17.9MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 61.36ms. Allocated memory is still 287.3MB. Free memory was 225.5MB in the beginning and 220.3MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 63.67ms. Allocated memory is still 287.3MB. Free memory was 220.3MB in the beginning and 214.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 589.75ms. Allocated memory is still 287.3MB. Free memory was 214.0MB in the beginning and 178.3MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. * TraceAbstraction took 1431.27ms. Allocated memory is still 287.3MB. Free memory was 177.7MB in the beginning and 186.8MB in the end (delta: -9.1MB). There was no memory consumed. Max. memory is 8.0GB. * 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: unable to decide satisfiability of path constraint, overapproximation of someBinaryFLOATComparisonOperation at line 266, overapproximation of someUnaryDOUBLEoperation at line 112, overapproximation of someBinaryDOUBLEComparisonOperation at line 266, overapproximation of bitwise operation at line 138. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 256; [L23] unsigned short int var_1_2 = 51640; [L24] unsigned short int var_1_3 = 5; [L25] float var_1_7 = 128.8; [L26] unsigned char var_1_8 = 2; [L27] float var_1_9 = 256.5; [L28] float var_1_10 = 7.25; [L29] signed char var_1_11 = 64; [L30] signed char var_1_12 = -16; [L31] double var_1_13 = 0.9; [L32] unsigned char var_1_14 = 1; [L33] double var_1_15 = 0.0; [L34] double var_1_16 = 1.275; [L35] unsigned short int var_1_17 = 8; [L36] unsigned short int var_1_18 = 35331; [L37] signed char var_1_19 = -128; [L38] double var_1_20 = 0.0; [L39] double var_1_21 = 0.0; [L40] signed char var_1_22 = -8; [L41] signed char var_1_23 = 50; [L42] unsigned short int var_1_24 = 0; [L43] signed long int var_1_25 = -1; [L44] signed char var_1_26 = 5; [L45] signed long int var_1_27 = 32; [L46] unsigned char var_1_28 = 64; [L47] signed char var_1_29 = 100; [L48] signed char var_1_30 = -1; [L49] signed char var_1_31 = 10; [L50] signed char var_1_32 = 5; [L51] signed char var_1_33 = 1; [L52] unsigned short int var_1_34 = 32; [L53] unsigned char var_1_35 = 1; [L54] double var_1_36 = 9.5; [L55] unsigned char var_1_37 = 1; [L56] double var_1_38 = 7.2; [L57] double var_1_39 = 0.8; [L58] double var_1_40 = 256.3; [L59] double var_1_41 = 31.125; [L60] unsigned short int var_1_42 = 64; [L61] double var_1_43 = 2.4; [L62] signed char var_1_44 = -25; [L63] signed long int var_1_45 = 1; [L64] float var_1_46 = 64.75; [L65] signed char var_1_47 = -50; [L66] double var_1_48 = 10.5; [L67] signed char var_1_49 = 64; [L68] signed char var_1_50 = 2; [L69] unsigned char var_1_51 = 32; [L70] float last_1_var_1_10 = 7.25; [L71] double last_1_var_1_13 = 0.9; [L72] unsigned short int last_1_var_1_17 = 8; [L73] signed char last_1_var_1_19 = -128; [L270] isInitial = 1 [L271] FCALL initially() [L272] COND TRUE 1 [L273] CALL updateLastVariables() [L260] last_1_var_1_10 = var_1_10 [L261] last_1_var_1_13 = var_1_13 [L262] last_1_var_1_17 = var_1_17 [L263] last_1_var_1_19 = var_1_19 [L273] RET updateLastVariables() [L274] CALL updateVariables() [L183] var_1_2 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_2 >= 32767) [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_2 >= 32767) [L185] CALL assume_abort_if_not(var_1_2 <= 65535) [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_2 <= 65535) [L186] var_1_3 = __VERIFIER_nondet_ushort() [L187] CALL assume_abort_if_not(var_1_3 >= 0) [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_3 >= 0) [L188] CALL assume_abort_if_not(var_1_3 <= 32767) [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_3 <= 32767) [L189] var_1_8 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_8 >= 0) [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_8 >= 0) [L191] CALL assume_abort_if_not(var_1_8 <= 255) [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_8 <= 255) [L192] CALL assume_abort_if_not(var_1_8 != 0) [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_8 != 0) [L193] var_1_9 = __VERIFIER_nondet_float() [L194] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) [L195] var_1_12 = __VERIFIER_nondet_char() [L196] CALL assume_abort_if_not(var_1_12 >= -127) [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_12 >= -127) [L197] CALL assume_abort_if_not(var_1_12 <= 126) [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_12 <= 126) [L198] var_1_14 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_14 >= 0) [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_14 >= 0) [L200] CALL assume_abort_if_not(var_1_14 <= 1) [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_14 <= 1) [L201] var_1_15 = __VERIFIER_nondet_double() [L202] CALL assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) [L203] var_1_16 = __VERIFIER_nondet_double() [L204] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) [L205] var_1_18 = __VERIFIER_nondet_ushort() [L206] CALL assume_abort_if_not(var_1_18 >= 32767) [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_18 >= 32767) [L207] CALL assume_abort_if_not(var_1_18 <= 65534) [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not(var_1_18 <= 65534) [L208] var_1_20 = __VERIFIER_nondet_double() [L209] CALL assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) [L210] var_1_21 = __VERIFIER_nondet_double() [L211] CALL assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L211] RET assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) [L212] var_1_22 = __VERIFIER_nondet_char() [L213] CALL assume_abort_if_not(var_1_22 >= -127) [L20] COND FALSE !(!cond) [L213] RET assume_abort_if_not(var_1_22 >= -127) [L214] CALL assume_abort_if_not(var_1_22 <= 126) [L20] COND FALSE !(!cond) [L214] RET assume_abort_if_not(var_1_22 <= 126) [L215] var_1_24 = __VERIFIER_nondet_ushort() [L216] CALL assume_abort_if_not(var_1_24 >= 0) [L20] COND FALSE !(!cond) [L216] RET assume_abort_if_not(var_1_24 >= 0) [L217] CALL assume_abort_if_not(var_1_24 <= 65535) [L20] COND FALSE !(!cond) [L217] RET assume_abort_if_not(var_1_24 <= 65535) [L218] var_1_25 = __VERIFIER_nondet_long() [L219] CALL assume_abort_if_not(var_1_25 >= -2147483648) [L20] COND FALSE !(!cond) [L219] RET assume_abort_if_not(var_1_25 >= -2147483648) [L220] CALL assume_abort_if_not(var_1_25 <= 2147483647) [L20] COND FALSE !(!cond) [L220] RET assume_abort_if_not(var_1_25 <= 2147483647) [L221] var_1_26 = __VERIFIER_nondet_char() [L222] CALL assume_abort_if_not(var_1_26 >= -127) [L20] COND FALSE !(!cond) [L222] RET assume_abort_if_not(var_1_26 >= -127) [L223] CALL assume_abort_if_not(var_1_26 <= 126) [L20] COND FALSE !(!cond) [L223] RET assume_abort_if_not(var_1_26 <= 126) [L224] var_1_30 = __VERIFIER_nondet_char() [L225] CALL assume_abort_if_not(var_1_30 >= -126) [L20] COND FALSE !(!cond) [L225] RET assume_abort_if_not(var_1_30 >= -126) [L226] CALL assume_abort_if_not(var_1_30 <= 126) [L20] COND FALSE !(!cond) [L226] RET assume_abort_if_not(var_1_30 <= 126) [L227] var_1_31 = __VERIFIER_nondet_char() [L228] CALL assume_abort_if_not(var_1_31 >= 0) [L20] COND FALSE !(!cond) [L228] RET assume_abort_if_not(var_1_31 >= 0) [L229] CALL assume_abort_if_not(var_1_31 <= 126) [L20] COND FALSE !(!cond) [L229] RET assume_abort_if_not(var_1_31 <= 126) [L230] var_1_33 = __VERIFIER_nondet_char() [L231] CALL assume_abort_if_not(var_1_33 >= 0) [L20] COND FALSE !(!cond) [L231] RET assume_abort_if_not(var_1_33 >= 0) [L232] CALL assume_abort_if_not(var_1_33 <= 126) [L20] COND FALSE !(!cond) [L232] RET assume_abort_if_not(var_1_33 <= 126) [L233] var_1_35 = __VERIFIER_nondet_uchar() [L234] CALL assume_abort_if_not(var_1_35 >= 0) [L20] COND FALSE !(!cond) [L234] RET assume_abort_if_not(var_1_35 >= 0) [L235] CALL assume_abort_if_not(var_1_35 <= 1) [L20] COND FALSE !(!cond) [L235] RET assume_abort_if_not(var_1_35 <= 1) [L236] var_1_37 = __VERIFIER_nondet_uchar() [L237] CALL assume_abort_if_not(var_1_37 >= 0) [L20] COND FALSE !(!cond) [L237] RET assume_abort_if_not(var_1_37 >= 0) [L238] CALL assume_abort_if_not(var_1_37 <= 1) [L20] COND FALSE !(!cond) [L238] RET assume_abort_if_not(var_1_37 <= 1) [L239] var_1_38 = __VERIFIER_nondet_double() [L240] CALL assume_abort_if_not((var_1_38 >= 0.0F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L240] RET assume_abort_if_not((var_1_38 >= 0.0F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) [L241] var_1_39 = __VERIFIER_nondet_double() [L242] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L242] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) [L243] var_1_40 = __VERIFIER_nondet_double() [L244] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L244] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) [L245] var_1_45 = __VERIFIER_nondet_long() [L246] CALL assume_abort_if_not(var_1_45 >= -2147483648) [L20] COND FALSE !(!cond) [L246] RET assume_abort_if_not(var_1_45 >= -2147483648) [L247] CALL assume_abort_if_not(var_1_45 <= 2147483647) [L20] COND FALSE !(!cond) [L247] RET assume_abort_if_not(var_1_45 <= 2147483647) [L248] CALL assume_abort_if_not(var_1_45 != 0) [L20] COND FALSE !(!cond) [L248] RET assume_abort_if_not(var_1_45 != 0) [L249] var_1_48 = __VERIFIER_nondet_double() [L250] CALL assume_abort_if_not((var_1_48 >= -922337.2036854776000e+13F && var_1_48 <= -1.0e-20F) || (var_1_48 <= 9223372.036854776000e+12F && var_1_48 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L250] RET assume_abort_if_not((var_1_48 >= -922337.2036854776000e+13F && var_1_48 <= -1.0e-20F) || (var_1_48 <= 9223372.036854776000e+12F && var_1_48 >= 1.0e-20F )) [L251] CALL assume_abort_if_not(var_1_48 != 0.0F) [L20] COND FALSE !(!cond) [L251] RET assume_abort_if_not(var_1_48 != 0.0F) [L252] var_1_49 = __VERIFIER_nondet_char() [L253] CALL assume_abort_if_not(var_1_49 >= 63) [L20] COND FALSE !(!cond) [L253] RET assume_abort_if_not(var_1_49 >= 63) [L254] CALL assume_abort_if_not(var_1_49 <= 126) [L20] COND FALSE !(!cond) [L254] RET assume_abort_if_not(var_1_49 <= 126) [L255] var_1_50 = __VERIFIER_nondet_char() [L256] CALL assume_abort_if_not(var_1_50 >= 0) [L20] COND FALSE !(!cond) [L256] RET assume_abort_if_not(var_1_50 >= 0) [L257] CALL assume_abort_if_not(var_1_50 <= 63) [L20] COND FALSE !(!cond) [L257] RET assume_abort_if_not(var_1_50 <= 63) [L274] RET updateVariables() [L275] CALL step() [L77] COND FALSE !((~ (- var_1_24)) < var_1_25) [L82] COND TRUE var_1_24 > var_1_25 [L83] var_1_27 = ((((var_1_24) > (var_1_23)) ? (var_1_24) : (var_1_23))) [L85] COND TRUE var_1_24 <= (((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) < 0 ) ? -((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) : ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) [L86] var_1_28 = 4 [L88] COND TRUE var_1_26 <= 16 [L89] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_31) [L91] COND TRUE var_1_23 >= var_1_27 [L92] var_1_32 = ((((4) < (((((var_1_26) < ((var_1_31 - var_1_33))) ? (var_1_26) : ((var_1_31 - var_1_33)))))) ? (4) : (((((var_1_26) < ((var_1_31 - var_1_33))) ? (var_1_26) : ((var_1_31 - var_1_33))))))) [L96] EXPR var_1_28 & var_1_32 [L96] EXPR (var_1_28 & var_1_32) ^ var_1_23 [L96] EXPR var_1_29 & var_1_33 [L96] COND FALSE !(((var_1_28 & var_1_32) ^ var_1_23) < (var_1_29 & var_1_33)) [L101] COND FALSE !(var_1_35 || var_1_37) [L104] COND TRUE ((var_1_40 * var_1_38) * var_1_36) > var_1_39 [L105] var_1_41 = ((((var_1_40) < 0 ) ? -(var_1_40) : (var_1_40))) [L107] COND TRUE ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) >= var_1_33 [L108] var_1_42 = ((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) [L112] var_1_43 = (((((((var_1_39) < 0 ) ? -(var_1_39) : (var_1_39))) < 0 ) ? -((((var_1_39) < 0 ) ? -(var_1_39) : (var_1_39))) : ((((var_1_39) < 0 ) ? -(var_1_39) : (var_1_39))))) [L113] EXPR var_1_32 ^ var_1_28 [L113] COND FALSE !((((((var_1_24 / var_1_45)) < (var_1_42)) ? ((var_1_24 / var_1_45)) : (var_1_42))) < (var_1_32 ^ var_1_28)) [L120] var_1_44 = ((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) [L122] COND FALSE !(\read(var_1_35)) [L131] var_1_46 = var_1_40 [L133] COND FALSE !(var_1_27 <= var_1_29) [L138] EXPR var_1_28 >> var_1_33 [L138] COND TRUE (var_1_28 >> var_1_33) < var_1_31 [L139] var_1_51 = ((((2) < 0 ) ? -(2) : (2))) [L141] signed long int stepLocal_2 = var_1_3 + last_1_var_1_19; [L142] COND FALSE !(\read(var_1_14)) [L153] COND TRUE var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16)) [L154] var_1_19 = ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))) [L158] var_1_17 = (var_1_18 - var_1_3) [L159] COND TRUE (var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10) [L160] var_1_10 = var_1_9 [L162] COND FALSE !(var_1_10 >= var_1_10) [L167] COND TRUE (var_1_2 - var_1_3) > var_1_17 [L168] var_1_1 = (((((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) < (var_1_17)) ? ((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) : (var_1_17))) [L172] signed long int stepLocal_1 = var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))); [L173] unsigned short int stepLocal_0 = var_1_3; [L174] COND FALSE !((var_1_19 / var_1_8) < stepLocal_1) [L275] RET step() [L276] CALL, EXPR property() [L266-L267] return ((((((((var_1_2 - var_1_3) > var_1_17) ? (var_1_1 == ((signed long int) (((((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) < (var_1_17)) ? ((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) : (var_1_17))))) : (var_1_1 == ((signed long int) 0))) && (((var_1_19 / var_1_8) < (var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))))) ? ((var_1_1 >= var_1_3) ? (var_1_7 == ((float) 0.75f)) : (var_1_7 == ((float) var_1_9))) : 1)) && (((var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10)) ? (var_1_10 == ((float) var_1_9)) : 1)) && ((var_1_10 >= var_1_10) ? ((var_1_9 < var_1_10) ? (var_1_11 == ((signed char) var_1_12)) : 1) : 1)) && (var_1_14 ? ((last_1_var_1_13 <= var_1_9) ? (var_1_13 == ((double) var_1_9)) : ((((((last_1_var_1_17) < ((var_1_2 * last_1_var_1_17))) ? (last_1_var_1_17) : ((var_1_2 * last_1_var_1_17)))) == (var_1_3 + last_1_var_1_19)) ? (var_1_13 == ((double) 8.75)) : (var_1_13 == ((double) (16.5 + ((var_1_15 - 49.35) - var_1_16)))))) : 1)) && (var_1_17 == ((unsigned short int) (var_1_18 - var_1_3)))) && ((var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16))) ? (var_1_19 == ((signed char) ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))))) : (var_1_19 == ((signed char) var_1_12))) ; [L276] RET, EXPR property() [L276] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) [L19] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 124 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 48, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 195 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 195 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 296 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=124occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 891 NumberOfCodeBlocks, 891 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 SizeOfPredicates, 0 NumberOfNonLiveVariables, 684 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 4512/4512 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-20 19:08:44,633 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...