./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:03:23,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:03:24,002 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:03:24,014 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:03:24,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:03:24,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:03:24,056 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:03:24,056 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:03:24,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:03:24,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:03:24,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:03:24,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:03:24,064 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:03:24,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:03:24,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:03:24,067 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:03:24,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:03:24,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:03:24,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:03:24,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:03:24,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:03:24,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:03:24,070 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:03:24,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:03:24,071 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:03:24,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:03:24,073 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:03:24,073 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:03:24,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:03:24,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:03:24,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:03:24,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:03:24,076 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:03:24,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:03:24,077 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:03:24,077 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:03:24,077 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:03:24,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:03:24,078 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:03:24,078 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 [2023-11-06 23:03:24,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:03:24,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:03:24,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:03:24,400 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:03:24,401 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:03:24,402 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-06 23:03:27,485 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:03:27,716 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:03:27,717 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-06 23:03:27,729 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/data/bdeaf1061/a55f28e6d3574f4e92ab92f199083233/FLAG4d99e5c4d [2023-11-06 23:03:27,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/data/bdeaf1061/a55f28e6d3574f4e92ab92f199083233 [2023-11-06 23:03:27,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:03:27,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:03:27,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:03:27,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:03:27,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:03:27,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:03:27" (1/1) ... [2023-11-06 23:03:27,762 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73b8e3f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:27, skipping insertion in model container [2023-11-06 23:03:27,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:03:27" (1/1) ... [2023-11-06 23:03:27,823 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:03:27,978 WARN L240 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_e3933f08-02ec-488d-ba0f-b6464c513513/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-06 23:03:28,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:03:28,116 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:03:28,130 WARN L240 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_e3933f08-02ec-488d-ba0f-b6464c513513/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-06 23:03:28,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:03:28,196 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:03:28,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28 WrapperNode [2023-11-06 23:03:28,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:03:28,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:03:28,199 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:03:28,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:03:28,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,272 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-06 23:03:28,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:03:28,274 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:03:28,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:03:28,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:03:28,285 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,289 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:03:28,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:03:28,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:03:28,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:03:28,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (1/1) ... [2023-11-06 23:03:28,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:03:28,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:28,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:03:28,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:03:28,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:03:28,416 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:03:28,417 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:03:28,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:03:28,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:03:28,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:03:28,510 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:03:28,513 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:03:29,074 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:03:29,083 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:03:29,083 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:03:29,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:03:29 BoogieIcfgContainer [2023-11-06 23:03:29,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:03:29,088 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:03:29,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:03:29,093 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:03:29,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:03:27" (1/3) ... [2023-11-06 23:03:29,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7e737b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:03:29, skipping insertion in model container [2023-11-06 23:03:29,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:28" (2/3) ... [2023-11-06 23:03:29,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7e737b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:03:29, skipping insertion in model container [2023-11-06 23:03:29,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:03:29" (3/3) ... [2023-11-06 23:03:29,097 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-06 23:03:29,118 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:03:29,118 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:03:29,179 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:03:29,190 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@2fea990e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:03:29,191 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:03:29,196 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 56 states have (on average 1.4285714285714286) internal successors, (80), 57 states have internal predecessors, (80), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-06 23:03:29,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-06 23:03:29,220 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:29,221 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:29,221 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:29,226 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:29,227 INFO L85 PathProgramCache]: Analyzing trace with hash 881063641, now seen corresponding path program 1 times [2023-11-06 23:03:29,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:03:29,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034706539] [2023-11-06 23:03:29,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:29,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:03:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:29,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:03:29,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034706539] [2023-11-06 23:03:29,551 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 23:03:29,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [594630087] [2023-11-06 23:03:29,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:29,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:29,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:29,557 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:03:29,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 23:03:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:29,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:03:29,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:03:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2023-11-06 23:03:29,906 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:03:29,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [594630087] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:03:29,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:03:29,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:03:29,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120921281] [2023-11-06 23:03:29,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:03:29,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:03:29,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:03:29,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:03:29,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:03:29,963 INFO L87 Difference]: Start difference. First operand has 84 states, 56 states have (on average 1.4285714285714286) internal successors, (80), 57 states have internal predecessors, (80), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 23:03:30,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:03:30,008 INFO L93 Difference]: Finished difference Result 161 states and 279 transitions. [2023-11-06 23:03:30,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:03:30,011 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 168 [2023-11-06 23:03:30,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:03:30,025 INFO L225 Difference]: With dead ends: 161 [2023-11-06 23:03:30,026 INFO L226 Difference]: Without dead ends: 80 [2023-11-06 23:03:30,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:03:30,038 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:03:30,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:03:30,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-06 23:03:30,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-06 23:03:30,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-06 23:03:30,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 123 transitions. [2023-11-06 23:03:30,155 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 123 transitions. Word has length 168 [2023-11-06 23:03:30,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:03:30,155 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 123 transitions. [2023-11-06 23:03:30,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 23:03:30,156 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2023-11-06 23:03:30,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-06 23:03:30,160 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:30,160 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:30,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:03:30,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 23:03:30,368 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:30,369 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:30,369 INFO L85 PathProgramCache]: Analyzing trace with hash -784404569, now seen corresponding path program 1 times [2023-11-06 23:03:30,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:03:30,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189841557] [2023-11-06 23:03:30,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:30,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:03:30,490 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:03:30,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [885667211] [2023-11-06 23:03:30,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:30,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:30,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:30,493 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:03:30,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 23:03:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:30,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 23:03:30,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:03:31,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-06 23:03:31,106 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:03:31,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:03:31,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189841557] [2023-11-06 23:03:31,106 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:03:31,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885667211] [2023-11-06 23:03:31,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885667211] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:03:31,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:03:31,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:03:31,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101217610] [2023-11-06 23:03:31,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:03:31,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:03:31,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:03:31,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:03:31,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:03:31,111 INFO L87 Difference]: Start difference. First operand 80 states and 123 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:31,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:03:31,359 INFO L93 Difference]: Finished difference Result 234 states and 363 transitions. [2023-11-06 23:03:31,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:03:31,360 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 168 [2023-11-06 23:03:31,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:03:31,372 INFO L225 Difference]: With dead ends: 234 [2023-11-06 23:03:31,372 INFO L226 Difference]: Without dead ends: 157 [2023-11-06 23:03:31,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:03:31,377 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 37 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:03:31,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 305 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:03:31,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-06 23:03:31,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 154. [2023-11-06 23:03:31,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 101 states have (on average 1.3762376237623761) internal successors, (139), 101 states have internal predecessors, (139), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-06 23:03:31,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 239 transitions. [2023-11-06 23:03:31,441 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 239 transitions. Word has length 168 [2023-11-06 23:03:31,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:03:31,443 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 239 transitions. [2023-11-06 23:03:31,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:31,443 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 239 transitions. [2023-11-06 23:03:31,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-06 23:03:31,451 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:31,452 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:31,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:03:31,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:31,658 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:31,660 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:31,660 INFO L85 PathProgramCache]: Analyzing trace with hash 705599288, now seen corresponding path program 1 times [2023-11-06 23:03:31,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:03:31,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852537175] [2023-11-06 23:03:31,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:31,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:03:31,759 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:03:31,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1720558307] [2023-11-06 23:03:31,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:31,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:31,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:31,774 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:03:31,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 23:03:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:31,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:03:31,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:03:32,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-06 23:03:32,029 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:03:32,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:03:32,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852537175] [2023-11-06 23:03:32,030 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:03:32,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720558307] [2023-11-06 23:03:32,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1720558307] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:03:32,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:03:32,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:03:32,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186146800] [2023-11-06 23:03:32,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:03:32,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:03:32,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:03:32,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:03:32,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:03:32,034 INFO L87 Difference]: Start difference. First operand 154 states and 239 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:32,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:03:32,133 INFO L93 Difference]: Finished difference Result 454 states and 707 transitions. [2023-11-06 23:03:32,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:03:32,134 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 169 [2023-11-06 23:03:32,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:03:32,141 INFO L225 Difference]: With dead ends: 454 [2023-11-06 23:03:32,142 INFO L226 Difference]: Without dead ends: 303 [2023-11-06 23:03:32,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:03:32,148 INFO L413 NwaCegarLoop]: 219 mSDtfsCounter, 118 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:03:32,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 549 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:03:32,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2023-11-06 23:03:32,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 301. [2023-11-06 23:03:32,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 196 states have (on average 1.346938775510204) internal successors, (264), 196 states have internal predecessors, (264), 100 states have call successors, (100), 4 states have call predecessors, (100), 4 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2023-11-06 23:03:32,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 464 transitions. [2023-11-06 23:03:32,238 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 464 transitions. Word has length 169 [2023-11-06 23:03:32,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:03:32,240 INFO L495 AbstractCegarLoop]: Abstraction has 301 states and 464 transitions. [2023-11-06 23:03:32,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:32,240 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 464 transitions. [2023-11-06 23:03:32,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-06 23:03:32,243 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:32,244 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:32,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:03:32,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:32,455 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:32,456 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:32,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1069408074, now seen corresponding path program 1 times [2023-11-06 23:03:32,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:03:32,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691560083] [2023-11-06 23:03:32,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:32,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:03:32,518 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:03:32,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1210802781] [2023-11-06 23:03:32,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:32,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:32,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:32,520 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:03:32,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 23:03:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:32,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 23:03:32,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:03:32,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-06 23:03:32,977 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:03:33,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-06 23:03:33,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:03:33,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691560083] [2023-11-06 23:03:33,253 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:03:33,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1210802781] [2023-11-06 23:03:33,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1210802781] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:03:33,253 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:03:33,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-06 23:03:33,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219600238] [2023-11-06 23:03:33,254 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:03:33,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:03:33,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:03:33,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:03:33,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:03:33,257 INFO L87 Difference]: Start difference. First operand 301 states and 464 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-06 23:03:33,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:03:33,603 INFO L93 Difference]: Finished difference Result 464 states and 710 transitions. [2023-11-06 23:03:33,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:03:33,604 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 169 [2023-11-06 23:03:33,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:03:33,607 INFO L225 Difference]: With dead ends: 464 [2023-11-06 23:03:33,607 INFO L226 Difference]: Without dead ends: 166 [2023-11-06 23:03:33,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 329 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2023-11-06 23:03:33,610 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 175 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:03:33,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 204 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:03:33,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-11-06 23:03:33,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 162. [2023-11-06 23:03:33,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 107 states have (on average 1.2990654205607477) internal successors, (139), 107 states have internal predecessors, (139), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-06 23:03:33,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 239 transitions. [2023-11-06 23:03:33,640 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 239 transitions. Word has length 169 [2023-11-06 23:03:33,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:03:33,641 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 239 transitions. [2023-11-06 23:03:33,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-06 23:03:33,642 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 239 transitions. [2023-11-06 23:03:33,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-06 23:03:33,645 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:33,645 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:33,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:03:33,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:33,852 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:33,853 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:33,853 INFO L85 PathProgramCache]: Analyzing trace with hash -255257092, now seen corresponding path program 1 times [2023-11-06 23:03:33,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:03:33,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187739774] [2023-11-06 23:03:33,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:33,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:03:33,899 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:03:33,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1823567188] [2023-11-06 23:03:33,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:33,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:33,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:33,901 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:03:33,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 23:03:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:34,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-06 23:03:34,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:03:35,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2023-11-06 23:03:35,885 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:03:37,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:03:37,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187739774] [2023-11-06 23:03:37,310 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:03:37,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1823567188] [2023-11-06 23:03:37,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1823567188] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:03:37,311 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:03:37,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2023-11-06 23:03:37,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992261480] [2023-11-06 23:03:37,311 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 23:03:37,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-06 23:03:37,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:03:37,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-06 23:03:37,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=764, Unknown=0, NotChecked=0, Total=870 [2023-11-06 23:03:37,314 INFO L87 Difference]: Start difference. First operand 162 states and 239 transitions. Second operand has 18 states, 18 states have (on average 3.0) internal successors, (54), 17 states have internal predecessors, (54), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 23:03:40,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:03:40,580 INFO L93 Difference]: Finished difference Result 650 states and 925 transitions. [2023-11-06 23:03:40,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-11-06 23:03:40,581 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.0) internal successors, (54), 17 states have internal predecessors, (54), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 170 [2023-11-06 23:03:40,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:03:40,586 INFO L225 Difference]: With dead ends: 650 [2023-11-06 23:03:40,586 INFO L226 Difference]: Without dead ends: 569 [2023-11-06 23:03:40,588 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 604 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=579, Invalid=2613, Unknown=0, NotChecked=0, Total=3192 [2023-11-06 23:03:40,589 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 820 mSDsluCounter, 1111 mSDsCounter, 0 mSdLazyCounter, 1538 mSolverCounterSat, 477 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 820 SdHoareTripleChecker+Valid, 1294 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 477 IncrementalHoareTripleChecker+Valid, 1538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-06 23:03:40,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [820 Valid, 1294 Invalid, 2015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [477 Valid, 1538 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-06 23:03:40,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2023-11-06 23:03:40,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 440. [2023-11-06 23:03:40,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 289 states have (on average 1.245674740484429) internal successors, (360), 293 states have internal predecessors, (360), 134 states have call successors, (134), 16 states have call predecessors, (134), 16 states have return successors, (134), 130 states have call predecessors, (134), 134 states have call successors, (134) [2023-11-06 23:03:40,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 628 transitions. [2023-11-06 23:03:40,678 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 628 transitions. Word has length 170 [2023-11-06 23:03:40,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:03:40,679 INFO L495 AbstractCegarLoop]: Abstraction has 440 states and 628 transitions. [2023-11-06 23:03:40,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.0) internal successors, (54), 17 states have internal predecessors, (54), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 23:03:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 628 transitions. [2023-11-06 23:03:40,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-06 23:03:40,683 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:40,684 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:40,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:03:40,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:40,894 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:40,895 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:40,895 INFO L85 PathProgramCache]: Analyzing trace with hash 445807486, now seen corresponding path program 1 times [2023-11-06 23:03:40,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:03:40,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121333051] [2023-11-06 23:03:40,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:40,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:03:40,957 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:03:40,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [869349451] [2023-11-06 23:03:40,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:40,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:40,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:40,959 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:03:40,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 23:03:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:41,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 23:03:41,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:03:41,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-06 23:03:41,399 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:03:41,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:03:41,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121333051] [2023-11-06 23:03:41,400 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:03:41,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869349451] [2023-11-06 23:03:41,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869349451] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:03:41,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:03:41,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:03:41,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926232681] [2023-11-06 23:03:41,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:03:41,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:03:41,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:03:41,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:03:41,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:03:41,403 INFO L87 Difference]: Start difference. First operand 440 states and 628 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:41,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:03:41,532 INFO L93 Difference]: Finished difference Result 1032 states and 1475 transitions. [2023-11-06 23:03:41,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:03:41,533 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2023-11-06 23:03:41,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:03:41,540 INFO L225 Difference]: With dead ends: 1032 [2023-11-06 23:03:41,541 INFO L226 Difference]: Without dead ends: 739 [2023-11-06 23:03:41,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:03:41,544 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 26 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:03:41,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 235 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:03:41,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2023-11-06 23:03:41,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 737. [2023-11-06 23:03:41,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 737 states, 480 states have (on average 1.21875) internal successors, (585), 487 states have internal predecessors, (585), 230 states have call successors, (230), 26 states have call predecessors, (230), 26 states have return successors, (230), 223 states have call predecessors, (230), 230 states have call successors, (230) [2023-11-06 23:03:41,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 1045 transitions. [2023-11-06 23:03:41,666 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 1045 transitions. Word has length 170 [2023-11-06 23:03:41,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:03:41,667 INFO L495 AbstractCegarLoop]: Abstraction has 737 states and 1045 transitions. [2023-11-06 23:03:41,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:41,667 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1045 transitions. [2023-11-06 23:03:41,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-06 23:03:41,670 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:41,671 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:41,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 23:03:41,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-06 23:03:41,877 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:41,877 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:41,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1329199876, now seen corresponding path program 1 times [2023-11-06 23:03:41,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:03:41,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696372027] [2023-11-06 23:03:41,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:41,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:03:41,931 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:03:41,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2037551875] [2023-11-06 23:03:41,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:41,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:41,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:41,933 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:03:41,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 23:03:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:42,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:03:42,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:03:42,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-06 23:03:42,241 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:03:42,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:03:42,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696372027] [2023-11-06 23:03:42,242 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:03:42,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037551875] [2023-11-06 23:03:42,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037551875] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:03:42,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:03:42,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:03:42,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001873825] [2023-11-06 23:03:42,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:03:42,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:03:42,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:03:42,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:03:42,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:03:42,245 INFO L87 Difference]: Start difference. First operand 737 states and 1045 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:42,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:03:42,791 INFO L93 Difference]: Finished difference Result 1375 states and 1963 transitions. [2023-11-06 23:03:42,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 23:03:42,792 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2023-11-06 23:03:42,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:03:42,808 INFO L225 Difference]: With dead ends: 1375 [2023-11-06 23:03:42,809 INFO L226 Difference]: Without dead ends: 1074 [2023-11-06 23:03:42,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:03:42,812 INFO L413 NwaCegarLoop]: 237 mSDtfsCounter, 271 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 665 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 23:03:42,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 665 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 23:03:42,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1074 states. [2023-11-06 23:03:42,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1074 to 1058. [2023-11-06 23:03:42,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1058 states, 682 states have (on average 1.2052785923753666) internal successors, (822), 692 states have internal predecessors, (822), 338 states have call successors, (338), 37 states have call predecessors, (338), 37 states have return successors, (338), 328 states have call predecessors, (338), 338 states have call successors, (338) [2023-11-06 23:03:42,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1498 transitions. [2023-11-06 23:03:42,997 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1498 transitions. Word has length 170 [2023-11-06 23:03:42,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:03:42,998 INFO L495 AbstractCegarLoop]: Abstraction has 1058 states and 1498 transitions. [2023-11-06 23:03:42,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:42,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1498 transitions. [2023-11-06 23:03:43,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-06 23:03:43,001 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:43,002 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:43,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-06 23:03:43,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-06 23:03:43,208 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:43,208 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:43,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1091309921, now seen corresponding path program 1 times [2023-11-06 23:03:43,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:03:43,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833251696] [2023-11-06 23:03:43,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:43,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:03:43,259 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:03:43,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [594965472] [2023-11-06 23:03:43,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:43,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:43,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:43,261 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:03:43,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 23:03:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:43,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-06 23:03:43,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:03:45,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-06 23:03:45,311 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:03:45,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:03:45,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833251696] [2023-11-06 23:03:45,312 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:03:45,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [594965472] [2023-11-06 23:03:45,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [594965472] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:03:45,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:03:45,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 23:03:45,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855993231] [2023-11-06 23:03:45,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:03:45,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 23:03:45,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:03:45,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 23:03:45,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:03:45,316 INFO L87 Difference]: Start difference. First operand 1058 states and 1498 transitions. Second operand has 12 states, 12 states have (on average 4.0) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:47,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:03:47,158 INFO L93 Difference]: Finished difference Result 1541 states and 2185 transitions. [2023-11-06 23:03:47,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-06 23:03:47,159 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2023-11-06 23:03:47,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:03:47,169 INFO L225 Difference]: With dead ends: 1541 [2023-11-06 23:03:47,169 INFO L226 Difference]: Without dead ends: 1268 [2023-11-06 23:03:47,172 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2023-11-06 23:03:47,173 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 413 mSDsluCounter, 840 mSDsCounter, 0 mSdLazyCounter, 1046 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 413 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 1194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1046 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:03:47,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [413 Valid, 1064 Invalid, 1194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1046 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 23:03:47,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2023-11-06 23:03:47,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 1187. [2023-11-06 23:03:47,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1187 states, 760 states have (on average 1.193421052631579) internal successors, (907), 772 states have internal predecessors, (907), 383 states have call successors, (383), 43 states have call predecessors, (383), 43 states have return successors, (383), 371 states have call predecessors, (383), 383 states have call successors, (383) [2023-11-06 23:03:47,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1187 states and 1673 transitions. [2023-11-06 23:03:47,372 INFO L78 Accepts]: Start accepts. Automaton has 1187 states and 1673 transitions. Word has length 170 [2023-11-06 23:03:47,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:03:47,372 INFO L495 AbstractCegarLoop]: Abstraction has 1187 states and 1673 transitions. [2023-11-06 23:03:47,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:47,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1673 transitions. [2023-11-06 23:03:47,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-06 23:03:47,376 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:47,376 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:47,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 23:03:47,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:47,582 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:47,583 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:47,583 INFO L85 PathProgramCache]: Analyzing trace with hash 17367137, now seen corresponding path program 1 times [2023-11-06 23:03:47,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:03:47,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902453774] [2023-11-06 23:03:47,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:47,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:03:47,613 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:03:47,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [303279737] [2023-11-06 23:03:47,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:47,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:47,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:47,615 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:03:47,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 23:03:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:47,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:03:47,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:03:48,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-06 23:03:48,152 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:03:48,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:03:48,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902453774] [2023-11-06 23:03:48,152 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:03:48,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [303279737] [2023-11-06 23:03:48,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [303279737] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:03:48,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:03:48,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:03:48,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561639060] [2023-11-06 23:03:48,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:03:48,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:03:48,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:03:48,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:03:48,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:03:48,155 INFO L87 Difference]: Start difference. First operand 1187 states and 1673 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:48,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:03:48,494 INFO L93 Difference]: Finished difference Result 1812 states and 2585 transitions. [2023-11-06 23:03:48,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:03:48,495 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2023-11-06 23:03:48,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:03:48,503 INFO L225 Difference]: With dead ends: 1812 [2023-11-06 23:03:48,503 INFO L226 Difference]: Without dead ends: 1199 [2023-11-06 23:03:48,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:03:48,507 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 124 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:03:48,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 553 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:03:48,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2023-11-06 23:03:48,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 1187. [2023-11-06 23:03:48,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1187 states, 760 states have (on average 1.186842105263158) internal successors, (902), 772 states have internal predecessors, (902), 383 states have call successors, (383), 43 states have call predecessors, (383), 43 states have return successors, (383), 371 states have call predecessors, (383), 383 states have call successors, (383) [2023-11-06 23:03:48,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1187 states and 1668 transitions. [2023-11-06 23:03:48,674 INFO L78 Accepts]: Start accepts. Automaton has 1187 states and 1668 transitions. Word has length 170 [2023-11-06 23:03:48,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:03:48,675 INFO L495 AbstractCegarLoop]: Abstraction has 1187 states and 1668 transitions. [2023-11-06 23:03:48,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:03:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1668 transitions. [2023-11-06 23:03:48,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-06 23:03:48,678 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:48,678 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:48,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 23:03:48,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:48,885 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:48,885 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:48,886 INFO L85 PathProgramCache]: Analyzing trace with hash 732313654, now seen corresponding path program 1 times [2023-11-06 23:03:48,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:03:48,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710245101] [2023-11-06 23:03:48,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:48,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:03:48,919 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:03:48,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [300269222] [2023-11-06 23:03:48,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:48,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:03:48,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:48,921 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:03:48,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 23:03:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:03:49,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:03:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:03:49,393 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:03:49,394 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 23:03:49,395 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:03:49,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 23:03:49,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 23:03:49,608 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:49,612 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:03:49,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:03:49 BoogieIcfgContainer [2023-11-06 23:03:49,794 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:03:49,794 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:03:49,794 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:03:49,795 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:03:49,795 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:03:29" (3/4) ... [2023-11-06 23:03:49,797 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 23:03:49,798 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:03:49,799 INFO L158 Benchmark]: Toolchain (without parser) took 22048.78ms. Allocated memory was 161.5MB in the beginning and 308.3MB in the end (delta: 146.8MB). Free memory was 119.2MB in the beginning and 124.0MB in the end (delta: -4.9MB). Peak memory consumption was 145.0MB. Max. memory is 16.1GB. [2023-11-06 23:03:49,799 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:03:49,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.46ms. Allocated memory is still 161.5MB. Free memory was 119.0MB in the beginning and 103.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 23:03:49,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.18ms. Allocated memory is still 161.5MB. Free memory was 103.1MB in the beginning and 100.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:03:49,801 INFO L158 Benchmark]: Boogie Preprocessor took 43.94ms. Allocated memory is still 161.5MB. Free memory was 100.2MB in the beginning and 98.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:03:49,801 INFO L158 Benchmark]: RCFGBuilder took 767.31ms. Allocated memory is still 161.5MB. Free memory was 98.3MB in the beginning and 122.3MB in the end (delta: -24.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 23:03:49,801 INFO L158 Benchmark]: TraceAbstraction took 20705.32ms. Allocated memory was 161.5MB in the beginning and 308.3MB in the end (delta: 146.8MB). Free memory was 121.7MB in the beginning and 125.1MB in the end (delta: -3.3MB). Peak memory consumption was 145.3MB. Max. memory is 16.1GB. [2023-11-06 23:03:49,802 INFO L158 Benchmark]: Witness Printer took 4.15ms. Allocated memory is still 308.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:03:49,805 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.46ms. Allocated memory is still 161.5MB. Free memory was 119.0MB in the beginning and 103.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.18ms. Allocated memory is still 161.5MB. Free memory was 103.1MB in the beginning and 100.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.94ms. Allocated memory is still 161.5MB. Free memory was 100.2MB in the beginning and 98.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 767.31ms. Allocated memory is still 161.5MB. Free memory was 98.3MB in the beginning and 122.3MB in the end (delta: -24.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 20705.32ms. Allocated memory was 161.5MB in the beginning and 308.3MB in the end (delta: 146.8MB). Free memory was 121.7MB in the beginning and 125.1MB in the end (delta: -3.3MB). Peak memory consumption was 145.3MB. Max. memory is 16.1GB. * Witness Printer took 4.15ms. Allocated memory is still 308.3MB. Free memory is still 124.0MB. 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 199, overapproximation of someBinaryArithmeticFLOAToperation at line 109. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -8; [L23] float var_1_2 = 1.5; [L24] float var_1_3 = 24.7; [L25] float var_1_8 = 0.875; [L26] float var_1_9 = 31.875; [L27] float var_1_10 = 255.25; [L28] float var_1_11 = 0.0; [L29] float var_1_12 = 7.58; [L30] float var_1_13 = 8.6; [L31] float var_1_14 = 49.75; [L32] signed short int var_1_16 = -64; [L33] signed long int var_1_18 = 4; [L34] signed long int var_1_19 = 100; [L35] unsigned char var_1_21 = 0; [L36] unsigned char var_1_23 = 0; [L37] signed char var_1_24 = 16; [L38] signed short int var_1_26 = -1; [L39] signed char var_1_27 = -32; [L40] unsigned char var_1_28 = 1; [L41] signed long int var_1_29 = -4; [L42] signed short int var_1_31 = 1000; [L43] signed long int var_1_32 = 4; [L44] signed short int var_1_33 = 8; [L45] signed short int var_1_34 = 25; [L46] signed short int var_1_35 = 100; [L47] signed short int var_1_36 = 10000; [L48] float var_1_38 = 2.125; [L49] signed long int var_1_39 = -1000000; [L50] signed long int last_1_var_1_1 = -8; [L51] float last_1_var_1_8 = 0.875; [L52] signed short int last_1_var_1_16 = -64; [L53] signed long int last_1_var_1_18 = 4; [L54] signed long int last_1_var_1_19 = 100; [L55] signed char last_1_var_1_24 = 16; [L56] signed long int last_1_var_1_29 = -4; [L57] signed short int last_1_var_1_31 = 1000; [L58] signed long int last_1_var_1_39 = -1000000; VAL [isInitial=0, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_2=3/2, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_8 = var_1_8 [L190] last_1_var_1_16 = var_1_16 [L191] last_1_var_1_18 = var_1_18 [L192] last_1_var_1_19 = var_1_19 [L193] last_1_var_1_24 = var_1_24 [L194] last_1_var_1_29 = var_1_29 [L195] last_1_var_1_31 = var_1_31 [L196] last_1_var_1_39 = var_1_39 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_2=3/2, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L206] RET updateLastVariables() [L207] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L146] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L147] var_1_3 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=255/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=255/8] [L148] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=255/8] [L149] var_1_9 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_9 >= 0.0F && 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_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L150] RET assume_abort_if_not((var_1_9 >= 0.0F && 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_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L151] var_1_10 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L152] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L153] var_1_11 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_11 >= 6917529.027641073700e+12F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L154] RET assume_abort_if_not((var_1_11 >= 6917529.027641073700e+12F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L155] var_1_12 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L156] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L157] var_1_13 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L158] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L159] var_1_14 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L160] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L161] var_1_23 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L162] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L163] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L163] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L164] var_1_26 = __VERIFIER_nondet_short() [L165] CALL assume_abort_if_not(var_1_26 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L165] RET assume_abort_if_not(var_1_26 >= -32768) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L166] CALL assume_abort_if_not(var_1_26 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L166] RET assume_abort_if_not(var_1_26 <= 32767) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L167] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L167] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L168] var_1_27 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L169] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L170] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L170] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L171] var_1_32 = __VERIFIER_nondet_long() [L172] CALL assume_abort_if_not(var_1_32 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L172] RET assume_abort_if_not(var_1_32 >= -1) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L173] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L173] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L174] var_1_33 = __VERIFIER_nondet_short() [L175] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L175] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L176] CALL assume_abort_if_not(var_1_33 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L176] RET assume_abort_if_not(var_1_33 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L177] var_1_34 = __VERIFIER_nondet_short() [L178] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L178] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L179] CALL assume_abort_if_not(var_1_34 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L179] RET assume_abort_if_not(var_1_34 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L180] var_1_35 = __VERIFIER_nondet_short() [L181] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L181] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L182] CALL assume_abort_if_not(var_1_35 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L182] RET assume_abort_if_not(var_1_35 <= 32766) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L183] var_1_36 = __VERIFIER_nondet_short() [L184] CALL assume_abort_if_not(var_1_36 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L184] RET assume_abort_if_not(var_1_36 >= 8191) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L185] CALL assume_abort_if_not(var_1_36 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L185] RET assume_abort_if_not(var_1_36 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L207] RET updateVariables() [L208] CALL step() [L62] COND TRUE (var_1_2 - var_1_3) >= last_1_var_1_8 [L63] var_1_1 = ((last_1_var_1_24 + last_1_var_1_31) + last_1_var_1_16) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L67] signed long int stepLocal_6 = -5; [L68] signed long int stepLocal_5 = last_1_var_1_1; [L69] signed long int stepLocal_4 = (var_1_32 - 4) * last_1_var_1_24; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L70] COND TRUE stepLocal_5 <= (last_1_var_1_18 * var_1_27) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L71] COND TRUE ((((last_1_var_1_18) < (last_1_var_1_16)) ? (last_1_var_1_18) : (last_1_var_1_16))) == stepLocal_4 [L72] var_1_31 = ((var_1_33 + var_1_34) - var_1_35) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L83] COND TRUE ((var_1_13 * var_1_12) * var_1_3) != (var_1_14 + last_1_var_1_8) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L84] COND TRUE last_1_var_1_29 >= (last_1_var_1_19 / var_1_26) [L85] var_1_24 = var_1_27 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L90] COND FALSE !((((((var_1_2 * var_1_10)) > (var_1_11)) ? ((var_1_2 * var_1_10)) : (var_1_11))) > var_1_9) [L97] var_1_16 = var_1_24 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L99] COND TRUE var_1_35 <= var_1_27 [L100] var_1_38 = var_1_9 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L104] COND TRUE var_1_16 <= ((var_1_31 / -128) + var_1_1) [L105] var_1_21 = var_1_23 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L107] signed long int stepLocal_0 = 64; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=-1000000, var_1_3=2, var_1_8=7/8, var_1_9=3] [L108] COND TRUE stepLocal_0 <= var_1_24 [L109] var_1_8 = (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) - (var_1_12 + (var_1_13 + var_1_14))) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=-1000000, var_1_3=2, var_1_9=3] [L117] COND TRUE var_1_9 > var_1_13 [L118] var_1_18 = (var_1_24 + var_1_31) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=-1000000, var_1_3=2, var_1_9=3] [L120] unsigned char stepLocal_2 = (var_1_31 + var_1_24) >= var_1_1; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=-1000000, var_1_3=2, var_1_9=3] [L121] COND TRUE stepLocal_2 || var_1_23 [L122] var_1_28 = (var_1_21 && var_1_23) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=-1000000, var_1_3=2, var_1_9=3] [L124] COND TRUE ! var_1_21 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=-1000000, var_1_3=2, var_1_9=3] [L125] COND TRUE (last_1_var_1_39 <= var_1_31) || var_1_28 [L126] var_1_39 = var_1_36 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=16383, var_1_3=2, var_1_9=3] [L129] unsigned char stepLocal_1 = var_1_21; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=16383, var_1_3=2, var_1_9=3] [L130] COND FALSE !(var_1_28 || stepLocal_1) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=16383, var_1_3=2, var_1_9=3] [L133] signed long int stepLocal_3 = var_1_24 * (var_1_31 * var_1_16); VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_3=3670016, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=16383, var_1_3=2, var_1_9=3] [L134] COND FALSE !(-50 == stepLocal_3) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_3=3670016, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=16383, var_1_3=2, var_1_9=3] [L137] COND FALSE !(\read(var_1_23)) [L140] var_1_29 = var_1_1 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_3=3670016, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=952, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=16383, var_1_3=2, var_1_9=3] [L208] RET step() [L209] CALL, EXPR property() [L199-L200] return (((((((((((((var_1_2 - var_1_3) >= last_1_var_1_8) ? (var_1_1 == ((signed long int) ((last_1_var_1_24 + last_1_var_1_31) + last_1_var_1_16))) : (var_1_1 == ((signed long int) last_1_var_1_16))) && ((64 <= var_1_24) ? (var_1_8 == ((float) (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) - (var_1_12 + (var_1_13 + var_1_14))))) : (var_1_21 ? (var_1_8 == ((float) (((((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))) < 0 ) ? -((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))) : ((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))))))) : (var_1_8 == ((float) (var_1_12 - 2.125f)))))) && (((((((var_1_2 * var_1_10)) > (var_1_11)) ? ((var_1_2 * var_1_10)) : (var_1_11))) > var_1_9) ? ((var_1_13 != var_1_2) ? (var_1_16 == ((signed short int) var_1_24)) : (var_1_16 == ((signed short int) var_1_24))) : (var_1_16 == ((signed short int) var_1_24)))) && ((var_1_9 > var_1_13) ? (var_1_18 == ((signed long int) (var_1_24 + var_1_31))) : 1)) && ((var_1_28 || var_1_21) ? (var_1_19 == ((signed long int) (((((var_1_31 + var_1_24)) > ((-8 + var_1_18))) ? ((var_1_31 + var_1_24)) : ((-8 + var_1_18)))))) : 1)) && ((var_1_16 <= ((var_1_31 / -128) + var_1_1)) ? (var_1_21 == ((unsigned char) var_1_23)) : 1)) && ((((var_1_13 * var_1_12) * var_1_3) != (var_1_14 + last_1_var_1_8)) ? ((last_1_var_1_29 >= (last_1_var_1_19 / var_1_26)) ? (var_1_24 == ((signed char) var_1_27)) : (var_1_24 == ((signed char) var_1_27))) : 1)) && ((((var_1_31 + var_1_24) >= var_1_1) || var_1_23) ? (var_1_28 == ((unsigned char) (var_1_21 && var_1_23))) : 1)) && ((-50 == (var_1_24 * (var_1_31 * var_1_16))) ? (var_1_29 == ((signed long int) ((((-500) < (var_1_18)) ? (-500) : (var_1_18))))) : (var_1_23 ? (var_1_29 == ((signed long int) var_1_1)) : (var_1_29 == ((signed long int) var_1_1))))) && ((last_1_var_1_1 <= (last_1_var_1_18 * var_1_27)) ? ((((((last_1_var_1_18) < (last_1_var_1_16)) ? (last_1_var_1_18) : (last_1_var_1_16))) == ((var_1_32 - 4) * last_1_var_1_24)) ? (var_1_31 == ((signed short int) ((var_1_33 + var_1_34) - var_1_35))) : (var_1_31 == ((signed short int) (((var_1_36 - 1) - var_1_33) + var_1_34)))) : ((-5 <= last_1_var_1_39) ? (var_1_31 == ((signed short int) var_1_27)) : (var_1_31 == ((signed short int) last_1_var_1_24))))) && ((var_1_35 <= var_1_27) ? (var_1_38 == ((float) var_1_9)) : (var_1_38 == ((float) (((((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))) < 0 ) ? -((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))) : ((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))))))))) && ((! var_1_21) ? (((last_1_var_1_39 <= var_1_31) || var_1_28) ? (var_1_39 == ((signed long int) var_1_36)) : 1) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=952, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=16383, var_1_3=2, var_1_9=3] [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=952, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=16383, var_1_3=2, var_1_9=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=4, var_1_11=5, var_1_12=6, var_1_13=7, var_1_14=8, var_1_16=64, var_1_18=960, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=952, var_1_31=896, var_1_32=0, var_1_33=0, var_1_34=896, var_1_35=0, var_1_36=16383, var_1_38=3, var_1_39=16383, var_1_3=2, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 84 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.5s, OverallIterations: 10, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1986 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1984 mSDsluCounter, 4992 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3449 mSDsCounter, 750 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3168 IncrementalHoareTripleChecker+Invalid, 3918 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 750 mSolverCounterUnsat, 1543 mSDtfsCounter, 3168 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1759 GetRequests, 1652 SyntacticMatches, 2 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1187occurred in iteration=8, InterpolantAutomatonStates: 84, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 249 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 1863 NumberOfCodeBlocks, 1863 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1683 ConstructedInterpolants, 4 QuantifiedInterpolants, 7707 SizeOfPredicates, 49 NumberOfNonLiveVariables, 4089 ConjunctsInSsa, 80 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 11880/12000 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 23:03:49,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:03:52,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:03:52,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 23:03:52,790 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:03:52,791 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:03:52,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:03:52,828 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:03:52,828 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:03:52,829 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:03:52,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:03:52,836 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:03:52,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:03:52,837 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:03:52,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:03:52,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:03:52,840 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:03:52,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:03:52,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:03:52,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:03:52,841 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:03:52,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:03:52,842 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:03:52,843 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 23:03:52,843 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 23:03:52,843 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:03:52,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:03:52,844 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:03:52,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:03:52,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:03:52,846 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:03:52,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:03:52,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:03:52,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:03:52,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:03:52,848 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 23:03:52,849 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 23:03:52,849 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:03:52,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:03:52,849 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:03:52,850 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:03:52,851 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 23:03:52,851 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:03:52,851 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 [2023-11-06 23:03:53,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:03:53,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:03:53,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:03:53,268 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:03:53,268 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:03:53,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-06 23:03:56,695 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:03:57,009 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:03:57,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-06 23:03:57,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/data/c6baad406/06a628abd1284af2a57d785977866ceb/FLAG7dea2c1d2 [2023-11-06 23:03:57,048 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/data/c6baad406/06a628abd1284af2a57d785977866ceb [2023-11-06 23:03:57,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:03:57,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:03:57,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:03:57,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:03:57,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:03:57,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@715f8729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57, skipping insertion in model container [2023-11-06 23:03:57,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,130 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:03:57,335 WARN L240 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_e3933f08-02ec-488d-ba0f-b6464c513513/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-06 23:03:57,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:03:57,462 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:03:57,476 WARN L240 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_e3933f08-02ec-488d-ba0f-b6464c513513/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-06 23:03:57,533 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:03:57,564 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:03:57,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57 WrapperNode [2023-11-06 23:03:57,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:03:57,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:03:57,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:03:57,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:03:57,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,608 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,655 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2023-11-06 23:03:57,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:03:57,657 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:03:57,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:03:57,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:03:57,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,726 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:03:57,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:03:57,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:03:57,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:03:57,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (1/1) ... [2023-11-06 23:03:57,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:03:57,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:57,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:03:57,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:03:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:03:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 23:03:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:03:57,832 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:03:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:03:57,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:03:57,939 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:03:57,941 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:04:07,031 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:04:07,047 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:04:07,047 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:04:07,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:07 BoogieIcfgContainer [2023-11-06 23:04:07,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:04:07,054 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:04:07,055 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:04:07,058 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:04:07,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:03:57" (1/3) ... [2023-11-06 23:04:07,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d86f62f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:04:07, skipping insertion in model container [2023-11-06 23:04:07,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:57" (2/3) ... [2023-11-06 23:04:07,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d86f62f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:04:07, skipping insertion in model container [2023-11-06 23:04:07,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:07" (3/3) ... [2023-11-06 23:04:07,062 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-06 23:04:07,084 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:04:07,084 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:04:07,190 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:04:07,198 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@7353b54a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:04:07,198 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:04:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 56 states have (on average 1.4285714285714286) internal successors, (80), 57 states have internal predecessors, (80), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-06 23:04:07,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-06 23:04:07,229 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:07,230 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:04:07,233 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:07,240 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:07,241 INFO L85 PathProgramCache]: Analyzing trace with hash 881063641, now seen corresponding path program 1 times [2023-11-06 23:04:07,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:04:07,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [859718672] [2023-11-06 23:04:07,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:07,264 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 [2023-11-06 23:04:07,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:04:07,270 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:04:07,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:04:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:08,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:04:08,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:08,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-11-06 23:04:08,212 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:04:08,213 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:04:08,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [859718672] [2023-11-06 23:04:08,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [859718672] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:08,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:08,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:04:08,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037746412] [2023-11-06 23:04:08,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:08,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:04:08,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:04:08,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:04:08,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:04:08,257 INFO L87 Difference]: Start difference. First operand has 84 states, 56 states have (on average 1.4285714285714286) internal successors, (80), 57 states have internal predecessors, (80), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 23:04:08,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:08,319 INFO L93 Difference]: Finished difference Result 161 states and 279 transitions. [2023-11-06 23:04:08,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:04:08,321 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 168 [2023-11-06 23:04:08,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:08,333 INFO L225 Difference]: With dead ends: 161 [2023-11-06 23:04:08,333 INFO L226 Difference]: Without dead ends: 80 [2023-11-06 23:04:08,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:04:08,342 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:08,344 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:04:08,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-06 23:04:08,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-06 23:04:08,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-06 23:04:08,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 123 transitions. [2023-11-06 23:04:08,414 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 123 transitions. Word has length 168 [2023-11-06 23:04:08,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:08,415 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 123 transitions. [2023-11-06 23:04:08,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 23:04:08,416 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2023-11-06 23:04:08,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-06 23:04:08,429 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:08,430 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:04:08,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:04:08,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:04:08,654 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:08,654 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:08,655 INFO L85 PathProgramCache]: Analyzing trace with hash -784404569, now seen corresponding path program 1 times [2023-11-06 23:04:08,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:04:08,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1022558214] [2023-11-06 23:04:08,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:08,656 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 [2023-11-06 23:04:08,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:04:08,658 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:04:08,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:04:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:09,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 23:04:09,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:10,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-06 23:04:10,482 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:04:10,483 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:04:10,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1022558214] [2023-11-06 23:04:10,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1022558214] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:10,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:10,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:04:10,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377293100] [2023-11-06 23:04:10,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:10,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:04:10,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:04:10,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:04:10,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:04:10,509 INFO L87 Difference]: Start difference. First operand 80 states and 123 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:04:14,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:04:16,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:04:18,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:04:20,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:04:20,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:20,938 INFO L93 Difference]: Finished difference Result 234 states and 363 transitions. [2023-11-06 23:04:20,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:04:20,939 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 168 [2023-11-06 23:04:20,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:20,944 INFO L225 Difference]: With dead ends: 234 [2023-11-06 23:04:20,944 INFO L226 Difference]: Without dead ends: 157 [2023-11-06 23:04:20,946 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:04:20,947 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 37 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:20,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 305 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 86 Invalid, 4 Unknown, 0 Unchecked, 10.4s Time] [2023-11-06 23:04:20,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-06 23:04:20,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 154. [2023-11-06 23:04:20,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 101 states have (on average 1.3762376237623761) internal successors, (139), 101 states have internal predecessors, (139), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-06 23:04:20,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 239 transitions. [2023-11-06 23:04:20,986 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 239 transitions. Word has length 168 [2023-11-06 23:04:20,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:20,988 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 239 transitions. [2023-11-06 23:04:20,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:04:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 239 transitions. [2023-11-06 23:04:20,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-06 23:04:20,992 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:20,992 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:04:21,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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)] Forceful destruction successful, exit code 0 [2023-11-06 23:04:21,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:04:21,214 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:21,215 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:21,215 INFO L85 PathProgramCache]: Analyzing trace with hash 705599288, now seen corresponding path program 1 times [2023-11-06 23:04:21,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:04:21,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [218671997] [2023-11-06 23:04:21,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:21,216 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 [2023-11-06 23:04:21,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:04:21,218 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:04:21,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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 (4)] Waiting until timeout for monitored process [2023-11-06 23:04:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:21,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 23:04:22,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:22,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-06 23:04:22,807 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:04:23,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-06 23:04:23,391 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:04:23,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [218671997] [2023-11-06 23:04:23,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [218671997] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:04:23,392 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:04:23,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-06 23:04:23,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585821699] [2023-11-06 23:04:23,393 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:04:23,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:04:23,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:04:23,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:04:23,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:04:23,396 INFO L87 Difference]: Start difference. First operand 154 states and 239 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-06 23:04:26,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:04:28,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:04:30,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:04:30,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:30,620 INFO L93 Difference]: Finished difference Result 321 states and 489 transitions. [2023-11-06 23:04:30,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 23:04:30,621 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 169 [2023-11-06 23:04:30,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:30,625 INFO L225 Difference]: With dead ends: 321 [2023-11-06 23:04:30,625 INFO L226 Difference]: Without dead ends: 170 [2023-11-06 23:04:30,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 330 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-06 23:04:30,629 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 126 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 72 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:30,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 203 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 154 Invalid, 3 Unknown, 0 Unchecked, 7.0s Time] [2023-11-06 23:04:30,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2023-11-06 23:04:30,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 162. [2023-11-06 23:04:30,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 107 states have (on average 1.2990654205607477) internal successors, (139), 107 states have internal predecessors, (139), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-06 23:04:30,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 239 transitions. [2023-11-06 23:04:30,666 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 239 transitions. Word has length 169 [2023-11-06 23:04:30,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:30,667 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 239 transitions. [2023-11-06 23:04:30,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-06 23:04:30,667 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 239 transitions. [2023-11-06 23:04:30,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-06 23:04:30,670 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:30,670 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:04:30,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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 (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:04:30,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:04:30,899 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:30,899 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:30,899 INFO L85 PathProgramCache]: Analyzing trace with hash -255257092, now seen corresponding path program 1 times [2023-11-06 23:04:30,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:04:30,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [562803950] [2023-11-06 23:04:30,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:30,901 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 [2023-11-06 23:04:30,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:04:30,902 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:04:30,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3933f08-02ec-488d-ba0f-b6464c513513/bin/uautomizer-verify-WvqO1wxjHP/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 (5)] Waiting until timeout for monitored process [2023-11-06 23:04:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:31,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-06 23:04:31,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:39,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 767 proven. 72 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2023-11-06 23:04:39,189 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:04:45,459 WARN L861 $PredicateComparison]: unable to prove that (not (= (bvadd (bvmul ((_ sign_extend 16) c_~var_1_31~0) ((_ sign_extend 16) c_~var_1_16~0) ((_ sign_extend 24) c_~var_1_24~0)) (_ bv50 32)) (_ bv0 32))) is different from true [2023-11-06 23:06:09,478 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-06 23:06:20,291 WARN L861 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_24~0))) (or (not (bvsle |c_ULTIMATE.start_step_~stepLocal_0~0#1| .cse0)) (let ((.cse2 ((_ sign_extend 16) c_~var_1_16~0))) (and (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse1 ((_ sign_extend 16) ~var_1_31~0))) (or (not (= (bvadd (bvmul .cse1 .cse2 .cse0) (_ bv50 32)) (_ bv0 32))) (not (bvsge (bvadd .cse1 .cse0) c_~var_1_1~0))))) (or (= c_~var_1_23~0 (_ bv0 8)) (forall ((~var_1_31~0 (_ BitVec 16))) (not (= (bvadd (bvmul ((_ sign_extend 16) ~var_1_31~0) .cse2 .cse0) (_ bv50 32)) (_ bv0 32))))))))) is different from true [2023-11-06 23:06:30,099 WARN L861 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_24~0))) (or (not (bvsle (_ bv64 32) .cse0)) (let ((.cse2 ((_ sign_extend 16) c_~var_1_16~0))) (and (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse1 ((_ sign_extend 16) ~var_1_31~0))) (or (not (= (bvadd (bvmul .cse1 .cse2 .cse0) (_ bv50 32)) (_ bv0 32))) (not (bvsge (bvadd .cse1 .cse0) c_~var_1_1~0))))) (or (= c_~var_1_23~0 (_ bv0 8)) (forall ((~var_1_31~0 (_ BitVec 16))) (not (= (bvadd (bvmul ((_ sign_extend 16) ~var_1_31~0) .cse2 .cse0) (_ bv50 32)) (_ bv0 32))))))))) is different from true [2023-11-06 23:06:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-06 23:06:44,929 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:06:44,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [562803950] [2023-11-06 23:06:44,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [562803950] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 23:06:44,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:06:44,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 24 [2023-11-06 23:06:44,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609872741] [2023-11-06 23:06:44,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:06:44,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:06:44,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:06:44,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:06:44,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=346, Unknown=15, NotChecked=120, Total=552 [2023-11-06 23:06:44,933 INFO L87 Difference]: Start difference. First operand 162 states and 239 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 23:06:47,047 WARN L861 $PredicateComparison]: unable to prove that (let ((.cse3 (= c_~var_1_23~0 (_ bv0 8))) (.cse1 ((_ sign_extend 16) c_~var_1_16~0)) (.cse2 ((_ sign_extend 24) c_~var_1_24~0))) (and (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse0 ((_ sign_extend 16) ~var_1_31~0))) (or (not (= (bvadd (bvmul .cse0 .cse1 .cse2) (_ bv50 32)) (_ bv0 32))) (not (bvsge (bvadd .cse0 .cse2) c_~var_1_1~0))))) (or (not (= (bvadd (bvmul ((_ sign_extend 16) c_~var_1_31~0) .cse1 .cse2) (_ bv50 32)) (_ bv0 32))) (and .cse3 (= |c_ULTIMATE.start_step_~stepLocal_2~0#1| (_ bv0 8)))) (or .cse3 (forall ((~var_1_31~0 (_ BitVec 16))) (not (= (bvadd (bvmul ((_ sign_extend 16) ~var_1_31~0) .cse1 .cse2) (_ bv50 32)) (_ bv0 32))))))) is different from true [2023-11-06 23:06:49,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:52,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:06:54,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:55,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:06:57,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:59,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:07:01,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:03,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:07:05,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:07:07,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:09,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:11,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:12,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:14,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:16,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:07:19,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:07:22,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:24,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:26,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:07:28,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:30,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:07:32,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:34,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 23:07:36,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1]