./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cf74ef8157d1079554651ff4df98a0c43f2734563c7187d0bdfddb4deb62355 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 14:56:39,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 14:56:39,832 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 14:56:39,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 14:56:39,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 14:56:39,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 14:56:39,850 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 14:56:39,850 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 14:56:39,850 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 14:56:39,850 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 14:56:39,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 14:56:39,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 14:56:39,850 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 14:56:39,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 14:56:39,851 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 14:56:39,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 14:56:39,852 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 14:56:39,852 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 14:56:39,852 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 14:56:39,852 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:56:39,852 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:56:39,852 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:56:39,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:56:39,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 14:56:39,852 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:56:39,852 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:56:39,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 14:56:39,853 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 14:56:39,854 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cf74ef8157d1079554651ff4df98a0c43f2734563c7187d0bdfddb4deb62355 [2025-01-09 14:56:40,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 14:56:40,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 14:56:40,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 14:56:40,051 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 14:56:40,051 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 14:56:40,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i [2025-01-09 14:56:41,193 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1abdafece/442ef3764af44b4aa06ecb62dfee6dfe/FLAG4ab07dd82 [2025-01-09 14:56:41,480 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 14:56:41,485 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i [2025-01-09 14:56:41,497 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1abdafece/442ef3764af44b4aa06ecb62dfee6dfe/FLAG4ab07dd82 [2025-01-09 14:56:41,512 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1abdafece/442ef3764af44b4aa06ecb62dfee6dfe [2025-01-09 14:56:41,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 14:56:41,516 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 14:56:41,518 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 14:56:41,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 14:56:41,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 14:56:41,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1279e283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41, skipping insertion in model container [2025-01-09 14:56:41,525 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,544 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 14:56:41,649 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i[915,928] [2025-01-09 14:56:41,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:56:41,693 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 14:56:41,700 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i[915,928] [2025-01-09 14:56:41,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:56:41,747 INFO L204 MainTranslator]: Completed translation [2025-01-09 14:56:41,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41 WrapperNode [2025-01-09 14:56:41,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 14:56:41,750 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 14:56:41,751 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 14:56:41,751 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 14:56:41,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,764 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,798 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 141 [2025-01-09 14:56:41,799 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 14:56:41,799 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 14:56:41,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 14:56:41,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 14:56:41,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,813 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,824 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 14:56:41,824 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,824 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,829 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,831 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,832 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 14:56:41,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 14:56:41,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 14:56:41,836 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 14:56:41,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (1/1) ... [2025-01-09 14:56:41,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:56:41,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:56:41,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 14:56:41,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 14:56:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 14:56:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 14:56:41,884 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 14:56:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 14:56:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 14:56:41,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 14:56:41,946 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 14:56:41,947 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 14:56:42,213 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-01-09 14:56:42,213 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 14:56:42,226 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 14:56:42,226 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 14:56:42,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:56:42 BoogieIcfgContainer [2025-01-09 14:56:42,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 14:56:42,228 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 14:56:42,229 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 14:56:42,232 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 14:56:42,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 02:56:41" (1/3) ... [2025-01-09 14:56:42,232 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62e405ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:56:42, skipping insertion in model container [2025-01-09 14:56:42,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:41" (2/3) ... [2025-01-09 14:56:42,233 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62e405ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:56:42, skipping insertion in model container [2025-01-09 14:56:42,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:56:42" (3/3) ... [2025-01-09 14:56:42,233 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-37.i [2025-01-09 14:56:42,244 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 14:56:42,245 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-37.i that has 2 procedures, 62 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 14:56:42,294 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 14:56:42,309 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@50322bd3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 14:56:42,309 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 14:56:42,311 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-01-09 14:56:42,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2025-01-09 14:56:42,318 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:56:42,319 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:56:42,319 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:56:42,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:56:42,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1339351459, now seen corresponding path program 1 times [2025-01-09 14:56:42,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 14:56:42,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895112183] [2025-01-09 14:56:42,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:56:42,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 14:56:42,395 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 129 statements into 1 equivalence classes. [2025-01-09 14:56:42,547 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 129 of 129 statements. [2025-01-09 14:56:42,548 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:56:42,548 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 14:56:42,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1899098286] [2025-01-09 14:56:42,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:56:42,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 14:56:42,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:56:42,558 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 14:56:42,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 14:56:42,678 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 129 statements into 1 equivalence classes. [2025-01-09 14:56:42,820 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 129 of 129 statements. [2025-01-09 14:56:42,821 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:56:42,821 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 14:56:42,821 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 14:56:42,842 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 129 statements into 1 equivalence classes. [2025-01-09 14:56:42,868 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 129 of 129 statements. [2025-01-09 14:56:42,869 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:56:42,869 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 14:56:42,933 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 14:56:42,934 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 14:56:42,935 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 14:56:42,945 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-01-09 14:56:43,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 14:56:43,141 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-01-09 14:56:43,195 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 14:56:43,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 02:56:43 BoogieIcfgContainer [2025-01-09 14:56:43,197 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 14:56:43,198 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 14:56:43,198 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 14:56:43,198 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 14:56:43,198 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:56:42" (3/4) ... [2025-01-09 14:56:43,200 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 14:56:43,200 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 14:56:43,201 INFO L158 Benchmark]: Toolchain (without parser) took 1685.32ms. Allocated memory is still 142.6MB. Free memory was 110.5MB in the beginning and 81.2MB in the end (delta: 29.3MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2025-01-09 14:56:43,201 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:56:43,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.36ms. Allocated memory is still 142.6MB. Free memory was 110.5MB in the beginning and 96.4MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 14:56:43,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.48ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 93.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:56:43,202 INFO L158 Benchmark]: Boogie Preprocessor took 35.91ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 88.9MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 14:56:43,202 INFO L158 Benchmark]: RCFGBuilder took 391.35ms. Allocated memory is still 142.6MB. Free memory was 88.9MB in the beginning and 68.0MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 14:56:43,203 INFO L158 Benchmark]: TraceAbstraction took 968.74ms. Allocated memory is still 142.6MB. Free memory was 68.0MB in the beginning and 81.3MB in the end (delta: -13.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:56:43,203 INFO L158 Benchmark]: Witness Printer took 2.81ms. Allocated memory is still 142.6MB. Free memory was 81.3MB in the beginning and 81.2MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 14:56:43,204 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 231.36ms. Allocated memory is still 142.6MB. Free memory was 110.5MB in the beginning and 96.4MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.48ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 93.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.91ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 88.9MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 391.35ms. Allocated memory is still 142.6MB. Free memory was 88.9MB in the beginning and 68.0MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 968.74ms. Allocated memory is still 142.6MB. Free memory was 68.0MB in the beginning and 81.3MB in the end (delta: -13.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.81ms. Allocated memory is still 142.6MB. Free memory was 81.3MB in the beginning and 81.2MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 101, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 60. 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] float last_1_var_1_10 = 7.25; [L42] double last_1_var_1_13 = 0.9; [L43] unsigned short int last_1_var_1_17 = 8; [L44] signed char last_1_var_1_19 = -128; VAL [isInitial=0, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=51640, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L134] isInitial = 1 [L135] FCALL initially() [L137] CALL updateLastVariables() [L124] last_1_var_1_10 = var_1_10 [L125] last_1_var_1_13 = var_1_13 [L126] last_1_var_1_17 = var_1_17 [L127] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=51640, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L137] RET updateLastVariables() [L138] CALL updateVariables() [L90] var_1_2 = __VERIFIER_nondet_ushort() [L91] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L91] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L92] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L92] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L93] var_1_3 = __VERIFIER_nondet_ushort() [L94] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L94] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L95] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L95] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L96] var_1_8 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_9=513/2] [L97] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_9=513/2] [L98] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_9=513/2] [L98] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_9=513/2] [L99] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L99] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L100] var_1_9 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L101] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L102] var_1_12 = __VERIFIER_nondet_char() [L103] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L103] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L104] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L104] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L105] var_1_14 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L106] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L107] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L107] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L108] var_1_15 = __VERIFIER_nondet_double() [L109] 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 )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L109] 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 )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L110] var_1_16 = __VERIFIER_nondet_double() [L111] 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 )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L111] 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 )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L112] var_1_18 = __VERIFIER_nondet_ushort() [L113] CALL assume_abort_if_not(var_1_18 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L113] RET assume_abort_if_not(var_1_18 >= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L114] CALL assume_abort_if_not(var_1_18 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L114] RET assume_abort_if_not(var_1_18 <= 65534) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L115] var_1_20 = __VERIFIER_nondet_double() [L116] 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 )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L116] 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 )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L117] var_1_21 = __VERIFIER_nondet_double() [L118] 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 )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L118] 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 )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L119] var_1_22 = __VERIFIER_nondet_char() [L120] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L120] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L121] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L121] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L138] RET updateVariables() [L139] CALL step() [L48] signed long int stepLocal_2 = var_1_3 + last_1_var_1_19; VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-127, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L49] COND FALSE !(\read(var_1_14)) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-127, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L60] COND FALSE !(var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16))) [L63] var_1_19 = var_1_12 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-127, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=65, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L65] var_1_17 = (var_1_18 - var_1_3) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-127, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=32766, var_1_18=32767, var_1_19=65, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2] [L66] COND TRUE (var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10) [L67] var_1_10 = var_1_9 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-127, var_1_10=2, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=32766, var_1_18=32767, var_1_19=65, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=2] [L69] COND FALSE !(var_1_10 >= var_1_10) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-127, var_1_10=2, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=32766, var_1_18=32767, var_1_19=65, var_1_1=256, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=2] [L74] COND TRUE (var_1_2 - var_1_3) > var_1_17 [L75] 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))) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-127, var_1_10=2, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=32766, var_1_18=32767, var_1_19=65, var_1_1=65, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=2] [L79] signed long int stepLocal_1 = var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))); [L80] unsigned short int stepLocal_0 = var_1_3; VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=131073, stepLocal_1=32, stepLocal_2=-127, var_1_10=2, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=32766, var_1_18=32767, var_1_19=65, var_1_1=65, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=2] [L81] COND FALSE !((var_1_19 / var_1_8) < stepLocal_1) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=131073, stepLocal_2=-127, var_1_10=2, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=32766, var_1_18=32767, var_1_19=65, var_1_1=65, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=2] [L139] RET step() [L140] CALL, EXPR property() [L130-L131] 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))) ; VAL [\result=0, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=32766, var_1_18=32767, var_1_19=65, var_1_1=65, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=2] [L140] RET, EXPR property() [L140] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=32766, var_1_18=32767, var_1_19=65, var_1_1=65, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=0, var_1_17=32766, var_1_18=32767, var_1_19=65, var_1_1=65, var_1_22=65, var_1_2=32768, var_1_3=131073, var_1_7=644/5, var_1_8=2, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 258 NumberOfCodeBlocks, 258 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-01-09 14:56:43,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cf74ef8157d1079554651ff4df98a0c43f2734563c7187d0bdfddb4deb62355 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 14:56:45,058 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 14:56:45,148 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 14:56:45,154 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 14:56:45,156 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 14:56:45,174 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 14:56:45,174 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 14:56:45,174 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 14:56:45,174 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 14:56:45,174 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 14:56:45,174 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 14:56:45,174 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 14:56:45,175 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 14:56:45,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 14:56:45,175 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 14:56:45,176 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:56:45,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:56:45,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 14:56:45,176 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cf74ef8157d1079554651ff4df98a0c43f2734563c7187d0bdfddb4deb62355 [2025-01-09 14:56:45,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 14:56:45,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 14:56:45,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 14:56:45,458 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 14:56:45,459 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 14:56:45,460 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i [2025-01-09 14:56:46,735 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/69a695e36/7a00212444f7463fa20b7c06a5ce4e91/FLAG8803d6b42 [2025-01-09 14:56:46,918 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 14:56:46,919 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i [2025-01-09 14:56:46,925 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/69a695e36/7a00212444f7463fa20b7c06a5ce4e91/FLAG8803d6b42 [2025-01-09 14:56:46,939 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/69a695e36/7a00212444f7463fa20b7c06a5ce4e91 [2025-01-09 14:56:46,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 14:56:46,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 14:56:46,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 14:56:46,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 14:56:46,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 14:56:46,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:56:46" (1/1) ... [2025-01-09 14:56:46,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f034fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:46, skipping insertion in model container [2025-01-09 14:56:46,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:56:46" (1/1) ... [2025-01-09 14:56:46,963 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 14:56:47,066 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i[915,928] [2025-01-09 14:56:47,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:56:47,134 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 14:56:47,143 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-37.i[915,928] [2025-01-09 14:56:47,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 14:56:47,186 INFO L204 MainTranslator]: Completed translation [2025-01-09 14:56:47,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47 WrapperNode [2025-01-09 14:56:47,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 14:56:47,188 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 14:56:47,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 14:56:47,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 14:56:47,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,223 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 139 [2025-01-09 14:56:47,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 14:56:47,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 14:56:47,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 14:56:47,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 14:56:47,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,236 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,250 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 14:56:47,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,256 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,263 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 14:56:47,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 14:56:47,264 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 14:56:47,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 14:56:47,265 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (1/1) ... [2025-01-09 14:56:47,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 14:56:47,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 14:56:47,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 14:56:47,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 14:56:47,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 14:56:47,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 14:56:47,316 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 14:56:47,316 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 14:56:47,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 14:56:47,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 14:56:47,365 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 14:56:47,366 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 14:57:01,004 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-01-09 14:57:01,004 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 14:57:01,015 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 14:57:01,016 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 14:57:01,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:57:01 BoogieIcfgContainer [2025-01-09 14:57:01,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 14:57:01,018 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 14:57:01,018 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 14:57:01,021 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 14:57:01,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 02:56:46" (1/3) ... [2025-01-09 14:57:01,022 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea017e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:57:01, skipping insertion in model container [2025-01-09 14:57:01,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:56:47" (2/3) ... [2025-01-09 14:57:01,022 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea017e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:57:01, skipping insertion in model container [2025-01-09 14:57:01,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:57:01" (3/3) ... [2025-01-09 14:57:01,023 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-37.i [2025-01-09 14:57:01,054 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 14:57:01,056 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-37.i that has 2 procedures, 62 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 14:57:01,108 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 14:57:01,115 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2fb8e2fa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 14:57:01,116 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 14:57:01,118 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-01-09 14:57:01,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2025-01-09 14:57:01,125 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:57:01,125 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:57:01,126 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:57:01,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:57:01,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1339351459, now seen corresponding path program 1 times [2025-01-09 14:57:01,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 14:57:01,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1351127984] [2025-01-09 14:57:01,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:57:01,140 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 14:57:01,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 14:57:01,147 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 14:57:01,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-01-09 14:57:01,237 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 129 statements into 1 equivalence classes. [2025-01-09 14:57:01,691 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 129 of 129 statements. [2025-01-09 14:57:01,691 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:57:01,691 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:57:01,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-09 14:57:01,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:57:06,765 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 21 proven. 384 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2025-01-09 14:57:06,765 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 14:57:08,109 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 21 proven. 36 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2025-01-09 14:57:08,110 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 14:57:08,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1351127984] [2025-01-09 14:57:08,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1351127984] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 14:57:08,111 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-09 14:57:08,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2025-01-09 14:57:08,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119985077] [2025-01-09 14:57:08,113 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-01-09 14:57:08,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-01-09 14:57:08,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 14:57:08,126 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-01-09 14:57:08,127 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2025-01-09 14:57:08,128 INFO L87 Difference]: Start difference. First operand has 62 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 4 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2025-01-09 14:57:13,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:57:15,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:57:17,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:57:21,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:57:25,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:57:29,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 14:57:29,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 14:57:29,998 INFO L93 Difference]: Finished difference Result 124 states and 208 transitions. [2025-01-09 14:57:29,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-09 14:57:30,000 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 4 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) Word has length 129 [2025-01-09 14:57:30,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 14:57:30,005 INFO L225 Difference]: With dead ends: 124 [2025-01-09 14:57:30,005 INFO L226 Difference]: Without dead ends: 65 [2025-01-09 14:57:30,007 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2025-01-09 14:57:30,009 INFO L435 NwaCegarLoop]: 51 mSDtfsCounter, 141 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 101 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2025-01-09 14:57:30,009 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 109 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 149 Invalid, 3 Unknown, 0 Unchecked, 20.8s Time] [2025-01-09 14:57:30,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2025-01-09 14:57:30,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 63. [2025-01-09 14:57:30,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 40 states have (on average 1.225) internal successors, (49), 40 states have internal predecessors, (49), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-01-09 14:57:30,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 89 transitions. [2025-01-09 14:57:30,038 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 89 transitions. Word has length 129 [2025-01-09 14:57:30,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 14:57:30,039 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 89 transitions. [2025-01-09 14:57:30,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 4 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2025-01-09 14:57:30,039 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2025-01-09 14:57:30,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2025-01-09 14:57:30,041 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 14:57:30,041 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 14:57:30,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-01-09 14:57:30,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 14:57:30,246 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 14:57:30,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 14:57:30,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1258308082, now seen corresponding path program 1 times [2025-01-09 14:57:30,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 14:57:30,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1307982494] [2025-01-09 14:57:30,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 14:57:30,248 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 14:57:30,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 14:57:30,250 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 14:57:30,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-01-09 14:57:30,296 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 130 statements into 1 equivalence classes. [2025-01-09 14:57:30,940 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 130 of 130 statements. [2025-01-09 14:57:30,940 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 14:57:30,940 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 14:57:30,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-01-09 14:57:30,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 14:57:46,451 WARN L286 SmtUtils]: Spent 5.84s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-01-09 14:57:59,477 WARN L286 SmtUtils]: Spent 5.14s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)