./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd --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 55bb0b6283aff4abf5faadff9f7f9aff6ee42cf1532c03b428b7b431fbde06be --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:17:05,069 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:17:05,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 13:17:05,172 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:17:05,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:17:05,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:17:05,207 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:17:05,207 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:17:05,207 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:17:05,208 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:17:05,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:17:05,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:17:05,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:17:05,210 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:17:05,210 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:17:05,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:17:05,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:17:05,211 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:17:05,212 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:17:05,212 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:17:05,212 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 13:17:05,212 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:17:05,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:17:05,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:17:05,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:17:05,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:17:05,212 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:17:05,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 13:17:05,213 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:17:05,213 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:17:05,213 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:17:05,214 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:17:05,214 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd 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 -> 55bb0b6283aff4abf5faadff9f7f9aff6ee42cf1532c03b428b7b431fbde06be [2024-11-13 13:17:05,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:17:05,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:17:05,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:17:05,579 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:17:05,579 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:17:05,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/eca-rers2012/Problem10_label46.c Unable to find full path for "g++" [2024-11-13 13:17:07,413 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:17:07,790 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:17:07,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/sv-benchmarks/c/eca-rers2012/Problem10_label46.c [2024-11-13 13:17:07,804 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/data/5a96a4bac/94169cd03e1446469bb107891c6d70e8/FLAGb0002a4b3 [2024-11-13 13:17:07,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/data/5a96a4bac/94169cd03e1446469bb107891c6d70e8 [2024-11-13 13:17:08,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:17:08,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:17:08,003 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:17:08,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:17:08,008 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:17:08,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:17:07" (1/1) ... [2024-11-13 13:17:08,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37aae4c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08, skipping insertion in model container [2024-11-13 13:17:08,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:17:07" (1/1) ... [2024-11-13 13:17:08,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:17:08,201 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/sv-benchmarks/c/eca-rers2012/Problem10_label46.c[2596,2609] [2024-11-13 13:17:08,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:17:08,393 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:17:08,406 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/sv-benchmarks/c/eca-rers2012/Problem10_label46.c[2596,2609] [2024-11-13 13:17:08,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:17:08,532 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:17:08,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08 WrapperNode [2024-11-13 13:17:08,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:17:08,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:17:08,535 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:17:08,535 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:17:08,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,636 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2024-11-13 13:17:08,637 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:17:08,637 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:17:08,637 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:17:08,638 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:17:08,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,657 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,697 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 13:17:08,697 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,735 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:17:08,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:17:08,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:17:08,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:17:08,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (1/1) ... [2024-11-13 13:17:08,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:17:08,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:17:08,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:17:08,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:17:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:17:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 13:17:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:17:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:17:08,889 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:17:08,893 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:17:10,394 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-13 13:17:10,395 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:17:10,413 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:17:10,416 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 13:17:10,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:17:10 BoogieIcfgContainer [2024-11-13 13:17:10,416 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:17:10,418 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:17:10,419 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:17:10,423 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:17:10,423 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:17:07" (1/3) ... [2024-11-13 13:17:10,424 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1471b7af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:17:10, skipping insertion in model container [2024-11-13 13:17:10,424 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:08" (2/3) ... [2024-11-13 13:17:10,424 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1471b7af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:17:10, skipping insertion in model container [2024-11-13 13:17:10,424 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:17:10" (3/3) ... [2024-11-13 13:17:10,426 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label46.c [2024-11-13 13:17:10,443 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:17:10,446 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG Problem10_label46.c that has 1 procedures, 206 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 13:17:10,520 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:17:10,534 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;@40f22aaf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:17:10,536 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 13:17:10,543 INFO L276 IsEmpty]: Start isEmpty. Operand has 206 states, 204 states have (on average 1.6862745098039216) internal successors, (344), 205 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:17:10,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 13:17:10,550 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:17:10,551 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:17:10,552 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:17:10,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:17:10,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1216604808, now seen corresponding path program 1 times [2024-11-13 13:17:10,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:17:10,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560687271] [2024-11-13 13:17:10,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:17:10,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:17:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:17:10,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:17:10,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:17:10,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560687271] [2024-11-13 13:17:10,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560687271] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:17:10,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:17:10,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:17:10,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477963275] [2024-11-13 13:17:10,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:17:10,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:17:10,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:17:10,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:17:10,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:17:10,874 INFO L87 Difference]: Start difference. First operand has 206 states, 204 states have (on average 1.6862745098039216) internal successors, (344), 205 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:17:11,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:17:11,921 INFO L93 Difference]: Finished difference Result 552 states and 966 transitions. [2024-11-13 13:17:11,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:17:11,927 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-13 13:17:11,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:17:11,940 INFO L225 Difference]: With dead ends: 552 [2024-11-13 13:17:11,940 INFO L226 Difference]: Without dead ends: 282 [2024-11-13 13:17:11,944 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:17:11,947 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 142 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-13 13:17:11,948 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 120 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-13 13:17:11,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2024-11-13 13:17:11,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2024-11-13 13:17:11,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 281 states have (on average 1.3416370106761566) internal successors, (377), 281 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:17:11,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 377 transitions. [2024-11-13 13:17:12,001 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 377 transitions. Word has length 21 [2024-11-13 13:17:12,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:17:12,001 INFO L471 AbstractCegarLoop]: Abstraction has 282 states and 377 transitions. [2024-11-13 13:17:12,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:17:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 377 transitions. [2024-11-13 13:17:12,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 13:17:12,004 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:17:12,004 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:17:12,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:17:12,005 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:17:12,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:17:12,005 INFO L85 PathProgramCache]: Analyzing trace with hash 447541723, now seen corresponding path program 1 times [2024-11-13 13:17:12,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:17:12,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792955388] [2024-11-13 13:17:12,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:17:12,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:17:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:17:12,384 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:17:12,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:17:12,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792955388] [2024-11-13 13:17:12,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792955388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:17:12,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:17:12,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:17:12,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211619540] [2024-11-13 13:17:12,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:17:12,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:17:12,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:17:12,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:17:12,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:17:12,394 INFO L87 Difference]: Start difference. First operand 282 states and 377 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:17:13,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:17:13,103 INFO L93 Difference]: Finished difference Result 701 states and 967 transitions. [2024-11-13 13:17:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:17:13,103 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2024-11-13 13:17:13,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:17:13,106 INFO L225 Difference]: With dead ends: 701 [2024-11-13 13:17:13,106 INFO L226 Difference]: Without dead ends: 421 [2024-11-13 13:17:13,107 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:17:13,108 INFO L432 NwaCegarLoop]: 210 mSDtfsCounter, 125 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 340 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-13 13:17:13,108 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 215 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-13 13:17:13,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2024-11-13 13:17:13,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2024-11-13 13:17:13,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 420 states have (on average 1.2523809523809524) internal successors, (526), 420 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:17:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 526 transitions. [2024-11-13 13:17:13,131 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 526 transitions. Word has length 87 [2024-11-13 13:17:13,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:17:13,131 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 526 transitions. [2024-11-13 13:17:13,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:17:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 526 transitions. [2024-11-13 13:17:13,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 13:17:13,134 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:17:13,134 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:17:13,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 13:17:13,134 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:17:13,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:17:13,135 INFO L85 PathProgramCache]: Analyzing trace with hash 350642507, now seen corresponding path program 1 times [2024-11-13 13:17:13,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:17:13,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15781366] [2024-11-13 13:17:13,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:17:13,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:17:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:17:13,621 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:17:13,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:17:13,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15781366] [2024-11-13 13:17:13,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15781366] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:17:13,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:17:13,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:17:13,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484150229] [2024-11-13 13:17:13,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:17:13,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:17:13,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:17:13,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:17:13,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:17:13,627 INFO L87 Difference]: Start difference. First operand 421 states and 526 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 2 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:17:14,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:17:14,212 INFO L93 Difference]: Finished difference Result 979 states and 1209 transitions. [2024-11-13 13:17:14,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:17:14,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 2 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-13 13:17:14,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:17:14,216 INFO L225 Difference]: With dead ends: 979 [2024-11-13 13:17:14,216 INFO L226 Difference]: Without dead ends: 560 [2024-11-13 13:17:14,217 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:17:14,218 INFO L432 NwaCegarLoop]: 73 mSDtfsCounter, 68 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-13 13:17:14,218 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 77 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-13 13:17:14,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2024-11-13 13:17:14,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2024-11-13 13:17:14,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 559 states have (on average 1.2075134168157424) internal successors, (675), 559 states have internal predecessors, (675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:17:14,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 675 transitions. [2024-11-13 13:17:14,242 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 675 transitions. Word has length 94 [2024-11-13 13:17:14,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:17:14,243 INFO L471 AbstractCegarLoop]: Abstraction has 560 states and 675 transitions. [2024-11-13 13:17:14,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 2 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:17:14,243 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 675 transitions. [2024-11-13 13:17:14,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 13:17:14,245 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:17:14,246 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:17:14,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 13:17:14,247 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:17:14,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:17:14,247 INFO L85 PathProgramCache]: Analyzing trace with hash -2051403440, now seen corresponding path program 1 times [2024-11-13 13:17:14,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:17:14,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859107597] [2024-11-13 13:17:14,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:17:14,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:17:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:17:14,298 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:17:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:17:14,385 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:17:14,385 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 13:17:14,387 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 13:17:14,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 13:17:14,393 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-13 13:17:14,482 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 13:17:14,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:17:14 BoogieIcfgContainer [2024-11-13 13:17:14,489 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 13:17:14,490 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:17:14,490 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:17:14,491 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:17:14,491 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:17:10" (3/4) ... [2024-11-13 13:17:14,492 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 13:17:14,601 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 13:17:14,601 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:17:14,603 INFO L158 Benchmark]: Toolchain (without parser) took 6600.15ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 117.5MB in the beginning and 184.2MB in the end (delta: -66.7MB). Peak memory consumption was 221.7MB. Max. memory is 16.1GB. [2024-11-13 13:17:14,603 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:17:14,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 530.31ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 90.1MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 13:17:14,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.60ms. Allocated memory is still 142.6MB. Free memory was 90.1MB in the beginning and 82.6MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:17:14,604 INFO L158 Benchmark]: Boogie Preprocessor took 105.10ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 73.0MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:17:14,604 INFO L158 Benchmark]: RCFGBuilder took 1673.37ms. Allocated memory is still 142.6MB. Free memory was 73.0MB in the beginning and 98.6MB in the end (delta: -25.6MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2024-11-13 13:17:14,604 INFO L158 Benchmark]: TraceAbstraction took 4071.35ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 97.7MB in the beginning and 191.7MB in the end (delta: -94.0MB). Peak memory consumption was 194.7MB. Max. memory is 16.1GB. [2024-11-13 13:17:14,605 INFO L158 Benchmark]: Witness Printer took 111.23ms. Allocated memory is still 427.8MB. Free memory was 191.7MB in the beginning and 184.2MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:17:14,609 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 530.31ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 90.1MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.60ms. Allocated memory is still 142.6MB. Free memory was 90.1MB in the beginning and 82.6MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.10ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 73.0MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1673.37ms. Allocated memory is still 142.6MB. Free memory was 73.0MB in the beginning and 98.6MB in the end (delta: -25.6MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4071.35ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 97.7MB in the beginning and 191.7MB in the end (delta: -94.0MB). Peak memory consumption was 194.7MB. Max. memory is 16.1GB. * Witness Printer took 111.23ms. Allocated memory is still 427.8MB. Free memory was 191.7MB in the beginning and 184.2MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. 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 - CounterExampleResult [Line: 77]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int inputC = 3; [L18] int inputD = 4; [L19] int inputE = 5; [L20] int inputF = 6; [L21] int inputB = 2; [L24] int a1 = 23; [L25] int a19 = 9; [L26] int a10 = 0; [L27] int a12 = 0; [L28] int a4 = 14; VAL [a10=0, a12=0, a19=9, a1=23, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L589] int output = -1; VAL [a10=0, a12=0, a19=9, a1=23, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L592] COND TRUE 1 [L595] int input; [L596] input = __VERIFIER_nondet_int() [L597] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L600] CALL, EXPR calculate_output(input) [L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L70] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L73] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L76] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L79] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L82] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L85] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L88] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L91] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L94] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L97] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L100] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L103] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L106] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L109] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L112] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L115] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L118] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L121] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L124] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L127] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L130] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L133] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L136] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L139] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L142] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L145] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L148] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L151] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L154] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L157] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L160] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L163] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L166] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L169] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L172] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L175] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L178] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L181] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L184] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L187] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L190] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L193] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L196] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L199] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L202] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L205] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L208] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==9))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L211] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L215] COND FALSE !((((a10==4) && ( 218 < a1 && (((input == 4) && (a12==0)) && (a4==14)))) && (a19==9))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L220] COND FALSE !(((a4==14) && (((a12==0) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a19==9))) && (a10==0)))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L225] COND FALSE !(((((a4==14) && ((a19==10) && ((a10==1) && (input == 2)))) && (a12==0)) && 218 < a1 )) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L230] COND FALSE !(((a12==0) && ((a19==9) && ((a10==1) && (( 218 < a1 && (input == 3)) && (a4==14)))))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L235] COND FALSE !(((a19==10) && (((a4==14) && (((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ((a10==0) && 218 < a1 )) || ((a10==1) && a1 <= -13 )) && (input == 5))) && (a12==0)))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L241] COND FALSE !(((a12==0) && ((a19==9) && (((a4==14) && ((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a10==3))))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L246] COND FALSE !(((a12==0) && ((((a4==14) && ((input == 3) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a10==2)) && (a19==9)))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L249] COND FALSE !((((a12==0) && ( ((-13 < a1) && (38 >= a1)) && (((input == 3) && (a19==10)) && (a4==14)))) && (a10==1))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L254] COND FALSE !((((a19==9) && (((input == 6) && (( 218 < a1 && (a10==0)) || ( a1 <= -13 && (a10==1)))) && (a4==14))) && (a12==0))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L259] COND FALSE !(( ((38 < a1) && (218 >= a1)) && (((a4==14) && ((a19==10) && ((a10==1) && (input == 4)))) && (a12==0)))) VAL [a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L264] COND TRUE (((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5)) && (a19==9)) && (a12==0))) && (a10==0)) [L265] a1 = (((a1 / 5) + 110755) + 220746) [L266] a10 = 1 [L267] a19 = 8 [L269] return -1; VAL [\result=-1, a10=1, a12=0, a19=8, a1=331505, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L600] RET, EXPR calculate_output(input) [L600] output = calculate_output(input) [L592] COND TRUE 1 [L595] int input; [L596] input = __VERIFIER_nondet_int() [L597] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L600] CALL calculate_output(input) [L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L70] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L73] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L76] COND TRUE (((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)) VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L77] reach_error() VAL [a10=1, a12=0, a19=8, a1=331505, a4=14, input=4, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 335 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 335 mSDsluCounter, 412 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 224 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1112 IncrementalHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 224 mSolverCounterUnsat, 396 mSDtfsCounter, 1112 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=560occurred in iteration=3, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 298 NumberOfCodeBlocks, 298 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 199 ConstructedInterpolants, 0 QuantifiedInterpolants, 421 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 36/36 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-13 13:17:14,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a696ae8e-453c-49f8-a4ee-92e74f75583e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE