/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_loopvsstraightlinecode_25-while_file-71.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-20 23:08:26,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-20 23:08:26,576 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 23:08:26,581 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-20 23:08:26,582 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-20 23:08:26,602 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-20 23:08:26,603 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-20 23:08:26,603 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-20 23:08:26,603 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-20 23:08:26,606 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-20 23:08:26,606 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-20 23:08:26,606 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-20 23:08:26,607 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-20 23:08:26,607 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-20 23:08:26,608 INFO L153 SettingsManager]: * Use SBE=true [2023-12-20 23:08:26,608 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-20 23:08:26,608 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-20 23:08:26,608 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-20 23:08:26,608 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-20 23:08:26,609 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-20 23:08:26,609 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-20 23:08:26,610 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-20 23:08:26,610 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-20 23:08:26,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-20 23:08:26,610 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-20 23:08:26,610 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-20 23:08:26,610 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-20 23:08:26,610 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-20 23:08:26,611 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-20 23:08:26,611 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-20 23:08:26,612 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-20 23:08:26,612 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-20 23:08:26,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 23:08:26,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-20 23:08:26,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-20 23:08:26,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-20 23:08:26,612 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-20 23:08:26,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-20 23:08:26,613 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-20 23:08:26,613 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-20 23:08:26,613 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-20 23:08:26,613 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-20 23:08:26,613 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-20 23:08:26,613 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-20 23:08:26,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-20 23:08:26,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-20 23:08:26,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-20 23:08:26,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-20 23:08:26,816 INFO L274 PluginConnector]: CDTParser initialized [2023-12-20 23:08:26,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i [2023-12-20 23:08:27,781 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-20 23:08:27,957 INFO L384 CDTParser]: Found 1 translation units. [2023-12-20 23:08:27,957 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i [2023-12-20 23:08:27,964 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2059ed8d4/1e8c5bafb9fa47a5bedeae074b1bbf25/FLAG0e6224e49 [2023-12-20 23:08:27,977 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2059ed8d4/1e8c5bafb9fa47a5bedeae074b1bbf25 [2023-12-20 23:08:27,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-20 23:08:27,979 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-20 23:08:27,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-20 23:08:27,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-20 23:08:27,990 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-20 23:08:27,991 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 11:08:27" (1/1) ... [2023-12-20 23:08:27,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216208a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:27, skipping insertion in model container [2023-12-20 23:08:27,991 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 11:08:27" (1/1) ... [2023-12-20 23:08:28,015 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-20 23:08:28,120 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_loopvsstraightlinecode_25-while_file-71.i[915,928] [2023-12-20 23:08:28,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 23:08:28,152 INFO L202 MainTranslator]: Completed pre-run [2023-12-20 23:08:28,160 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_loopvsstraightlinecode_25-while_file-71.i[915,928] [2023-12-20 23:08:28,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 23:08:28,185 INFO L206 MainTranslator]: Completed translation [2023-12-20 23:08:28,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28 WrapperNode [2023-12-20 23:08:28,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-20 23:08:28,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-20 23:08:28,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-20 23:08:28,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-20 23:08:28,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,226 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2023-12-20 23:08:28,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-20 23:08:28,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-20 23:08:28,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-20 23:08:28,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-20 23:08:28,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,236 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,261 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 23:08:28,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,278 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,284 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-20 23:08:28,285 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-20 23:08:28,285 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-20 23:08:28,285 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-20 23:08:28,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (1/1) ... [2023-12-20 23:08:28,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 23:08:28,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 23:08:28,317 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 23:08:28,324 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 23:08:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-20 23:08:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-20 23:08:28,340 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-20 23:08:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-20 23:08:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-20 23:08:28,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-20 23:08:28,414 INFO L241 CfgBuilder]: Building ICFG [2023-12-20 23:08:28,417 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-20 23:08:28,629 INFO L282 CfgBuilder]: Performing block encoding [2023-12-20 23:08:28,650 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-20 23:08:28,650 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-20 23:08:28,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 11:08:28 BoogieIcfgContainer [2023-12-20 23:08:28,650 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-20 23:08:28,652 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-20 23:08:28,652 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-20 23:08:28,654 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-20 23:08:28,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.12 11:08:27" (1/3) ... [2023-12-20 23:08:28,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8cd82b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 11:08:28, skipping insertion in model container [2023-12-20 23:08:28,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 11:08:28" (2/3) ... [2023-12-20 23:08:28,655 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8cd82b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 11:08:28, skipping insertion in model container [2023-12-20 23:08:28,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 11:08:28" (3/3) ... [2023-12-20 23:08:28,656 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-71.i [2023-12-20 23:08:28,673 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-20 23:08:28,673 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-20 23:08:28,711 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-20 23:08:28,716 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;@19197810, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-20 23:08:28,716 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-20 23:08:28,720 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 27 states have (on average 1.4074074074074074) internal successors, (38), 28 states have internal predecessors, (38), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-12-20 23:08:28,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-20 23:08:28,730 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 23:08:28,731 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:28,731 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 23:08:28,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 23:08:28,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1658045655, now seen corresponding path program 1 times [2023-12-20 23:08:28,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 23:08:28,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796557183] [2023-12-20 23:08:28,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 23:08:28,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 23:08:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-20 23:08:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-20 23:08:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-20 23:08:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-20 23:08:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-20 23:08:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-20 23:08:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-20 23:08:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-12-20 23:08:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-12-20 23:08:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-12-20 23:08:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:28,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-12-20 23:08:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:29,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-12-20 23:08:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:29,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-12-20 23:08:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:29,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-12-20 23:08:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:29,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-12-20 23:08:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 23:08:29,026 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-20 23:08:29,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 23:08:29,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796557183] [2023-12-20 23:08:29,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796557183] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 23:08:29,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 23:08:29,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 23:08:29,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274808661] [2023-12-20 23:08:29,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 23:08:29,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-20 23:08:29,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 23:08:29,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-20 23:08:29,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 23:08:29,060 INFO L87 Difference]: Start difference. First operand has 45 states, 27 states have (on average 1.4074074074074074) internal successors, (38), 28 states have internal predecessors, (38), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-20 23:08:29,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 23:08:29,094 INFO L93 Difference]: Finished difference Result 87 states and 149 transitions. [2023-12-20 23:08:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-20 23:08:29,099 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 94 [2023-12-20 23:08:29,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 23:08:29,106 INFO L225 Difference]: With dead ends: 87 [2023-12-20 23:08:29,106 INFO L226 Difference]: Without dead ends: 43 [2023-12-20 23:08:29,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 47 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 23:08:29,114 INFO L413 NwaCegarLoop]: 60 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, 60 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 23:08:29,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-20 23:08:29,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2023-12-20 23:08:29,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2023-12-20 23:08:29,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 26 states have internal predecessors, (33), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-12-20 23:08:29,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 63 transitions. [2023-12-20 23:08:29,145 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 63 transitions. Word has length 94 [2023-12-20 23:08:29,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 23:08:29,145 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 63 transitions. [2023-12-20 23:08:29,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-20 23:08:29,145 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2023-12-20 23:08:29,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-20 23:08:29,148 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 23:08:29,149 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:29,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-20 23:08:29,149 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 23:08:29,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 23:08:29,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1924349923, now seen corresponding path program 1 times [2023-12-20 23:08:29,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 23:08:29,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403121730] [2023-12-20 23:08:29,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 23:08:29,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 23:08:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-20 23:08:29,231 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-20 23:08:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-20 23:08:29,310 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-20 23:08:29,311 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-20 23:08:29,312 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-20 23:08:29,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-20 23:08:29,316 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-20 23:08:29,318 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-20 23:08:29,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.12 11:08:29 BoogieIcfgContainer [2023-12-20 23:08:29,379 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-20 23:08:29,380 INFO L158 Benchmark]: Toolchain (without parser) took 1400.29ms. Allocated memory is still 278.9MB. Free memory was 227.2MB in the beginning and 207.0MB in the end (delta: 20.2MB). Peak memory consumption was 20.4MB. Max. memory is 8.0GB. [2023-12-20 23:08:29,380 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 209.7MB. Free memory is still 161.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 23:08:29,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.79ms. Allocated memory is still 278.9MB. Free memory was 226.8MB in the beginning and 213.9MB in the end (delta: 12.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-12-20 23:08:29,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.77ms. Allocated memory is still 278.9MB. Free memory was 213.9MB in the beginning and 211.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-20 23:08:29,381 INFO L158 Benchmark]: Boogie Preprocessor took 57.55ms. Allocated memory is still 278.9MB. Free memory was 211.1MB in the beginning and 207.2MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-20 23:08:29,381 INFO L158 Benchmark]: RCFGBuilder took 365.75ms. Allocated memory is still 278.9MB. Free memory was 207.2MB in the beginning and 189.8MB in the end (delta: 17.5MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-12-20 23:08:29,381 INFO L158 Benchmark]: TraceAbstraction took 727.45ms. Allocated memory is still 278.9MB. Free memory was 189.1MB in the beginning and 207.0MB in the end (delta: -17.9MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 23:08:29,383 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 209.7MB. Free memory is still 161.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 205.79ms. Allocated memory is still 278.9MB. Free memory was 226.8MB in the beginning and 213.9MB in the end (delta: 12.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.77ms. Allocated memory is still 278.9MB. Free memory was 213.9MB in the beginning and 211.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 57.55ms. Allocated memory is still 278.9MB. Free memory was 211.1MB in the beginning and 207.2MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 365.75ms. Allocated memory is still 278.9MB. Free memory was 207.2MB in the beginning and 189.8MB in the end (delta: 17.5MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 727.45ms. Allocated memory is still 278.9MB. Free memory was 189.1MB in the beginning and 207.0MB in the end (delta: -17.9MB). 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: overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of bitwise operation at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 8; [L25] unsigned char var_1_4 = 8; [L26] unsigned char var_1_5 = 32; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 1; [L29] float var_1_8 = 1.8; [L30] float var_1_9 = 9999999999999.75; [L31] float var_1_10 = 8.75; [L32] float var_1_11 = 255.75; [L33] unsigned short int var_1_12 = 10; [L34] unsigned char var_1_13 = 2; [L35] unsigned short int var_1_14 = 4; [L99] isInitial = 1 [L100] FCALL initially() [L101] COND TRUE 1 [L102] FCALL updateLastVariables() [L103] CALL updateVariables() [L67] var_1_2 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_3=8, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_3=8, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L68] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_3=8, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L69] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=8, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=8, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L69] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=8, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L70] var_1_3 = __VERIFIER_nondet_uchar() [L71] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L71] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L72] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L72] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L73] var_1_4 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L74] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L75] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L75] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L76] var_1_5 = __VERIFIER_nondet_uchar() [L77] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L77] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L78] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L78] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L79] var_1_6 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L80] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L81] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L81] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L82] var_1_7 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_8=9/5, var_1_9=39999999999999/4] [L83] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_8=9/5, var_1_9=39999999999999/4] [L84] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L84] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L85] var_1_9 = __VERIFIER_nondet_float() [L86] CALL assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L86] RET assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L87] var_1_10 = __VERIFIER_nondet_float() [L88] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L88] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L89] var_1_11 = __VERIFIER_nondet_float() [L90] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L90] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L103] RET updateVariables() [L104] CALL step() [L39] unsigned char stepLocal_0 = var_1_6; VAL [isInitial=1, stepLocal_0=1, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L40] COND TRUE \read(var_1_2) [L41] var_1_1 = (((((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) > (var_1_5)) ? ((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) : (var_1_5))) VAL [isInitial=1, stepLocal_0=1, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=50, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L53] var_1_12 = 100 [L54] var_1_13 = var_1_3 [L55] var_1_14 = var_1_3 [L56] EXPR var_1_13 >> var_1_3 VAL [isInitial=1, stepLocal_0=1, var_1_12=100, var_1_13=25, var_1_14=25, var_1_1=50, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5] [L56] COND FALSE !((var_1_13 >> var_1_3) <= var_1_5) [L63] var_1_8 = var_1_9 VAL [isInitial=1, stepLocal_0=1, var_1_12=100, var_1_13=25, var_1_14=25, var_1_1=50, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=10000000000004, var_1_9=10000000000004] [L104] RET step() [L105] CALL, EXPR property() [L95] EXPR (var_1_2 ? (var_1_1 == ((unsigned char) (((((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) > (var_1_5)) ? ((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) : (var_1_5))))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_7 ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_3))))) && (((var_1_13 >> var_1_3) <= var_1_5) ? (((25 > var_1_13) && var_1_7) ? (var_1_8 == ((float) (var_1_9 + ((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))) : (var_1_8 == ((float) var_1_9))) : (var_1_8 == ((float) var_1_9))) [L95] EXPR var_1_13 >> var_1_3 [L95] EXPR (var_1_2 ? (var_1_1 == ((unsigned char) (((((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) > (var_1_5)) ? ((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) : (var_1_5))))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_7 ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_3))))) && (((var_1_13 >> var_1_3) <= var_1_5) ? (((25 > var_1_13) && var_1_7) ? (var_1_8 == ((float) (var_1_9 + ((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))) : (var_1_8 == ((float) var_1_9))) : (var_1_8 == ((float) var_1_9))) VAL [isInitial=1, var_1_12=100, var_1_13=25, var_1_14=25, var_1_1=50, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=10000000000004, var_1_9=10000000000004] [L95-L96] return ((((var_1_2 ? (var_1_1 == ((unsigned char) (((((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) > (var_1_5)) ? ((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) : (var_1_5))))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_7 ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_3))))) && (((var_1_13 >> var_1_3) <= var_1_5) ? (((25 > var_1_13) && var_1_7) ? (var_1_8 == ((float) (var_1_9 + ((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))) : (var_1_8 == ((float) var_1_9))) : (var_1_8 == ((float) var_1_9)))) && (var_1_12 == ((unsigned short int) 100))) && (var_1_13 == ((unsigned char) var_1_3))) && (var_1_14 == ((unsigned short int) var_1_3)) ; [L105] RET, EXPR property() [L105] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_12=100, var_1_13=25, var_1_14=25, var_1_1=50, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=10000000000004, var_1_9=10000000000004] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_12=100, var_1_13=25, var_1_14=25, var_1_1=50, var_1_2=1, var_1_3=25, var_1_4=25, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=10000000000004, var_1_9=10000000000004] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 15, 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, 60 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, 60 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 93 ConstructedInterpolants, 0 QuantifiedInterpolants, 93 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 420/420 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 23:08:29,403 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...