./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 bc5779ebdfe5c74a3db41d9bf7ba8251563c3c8378a523b151aca96b4ca86800 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:16:16,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:16:16,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:16:16,824 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:16:16,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:16:16,876 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:16:16,877 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:16:16,878 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:16:16,879 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:16:16,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:16:16,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:16:16,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:16:16,888 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:16:16,890 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:16:16,891 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:16:16,891 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:16:16,892 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:16:16,893 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:16:16,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:16:16,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:16:16,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:16:16,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:16:16,895 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:16:16,896 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:16:16,897 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:16:16,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:16:16,898 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:16:16,899 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:16:16,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:16:16,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:16:16,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:16:16,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:16:16,903 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:16:16,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:16:16,903 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:16:16,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:16:16,904 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:16:16,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:16:16,905 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:16:16,905 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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc5779ebdfe5c74a3db41d9bf7ba8251563c3c8378a523b151aca96b4ca86800 [2023-11-06 22:16:17,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:16:17,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:16:17,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:16:17,355 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:16:17,356 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:16:17,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2023-11-06 22:16:20,632 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:16:20,993 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:16:20,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2023-11-06 22:16:21,015 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/data/99f35e9f5/69e26afe506844e2927fa95649fe7b4b/FLAGd8b53bf71 [2023-11-06 22:16:21,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/data/99f35e9f5/69e26afe506844e2927fa95649fe7b4b [2023-11-06 22:16:21,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:16:21,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:16:21,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:16:21,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:16:21,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:16:21,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b799f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21, skipping insertion in model container [2023-11-06 22:16:21,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,148 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:16:21,335 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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i[919,932] [2023-11-06 22:16:21,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:16:21,446 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:16:21,458 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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i[919,932] [2023-11-06 22:16:21,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:16:21,528 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:16:21,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21 WrapperNode [2023-11-06 22:16:21,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:16:21,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:16:21,531 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:16:21,531 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:16:21,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,663 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 241 [2023-11-06 22:16:21,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:16:21,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:16:21,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:16:21,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:16:21,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,683 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,684 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,718 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:16:21,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:16:21,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:16:21,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:16:21,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (1/1) ... [2023-11-06 22:16:21,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:16:21,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:16:21,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:16:21,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:16:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:16:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:16:21,897 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:16:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:16:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:16:21,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:16:22,116 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:16:22,119 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:16:22,753 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:16:22,761 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:16:22,761 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:16:22,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:16:22 BoogieIcfgContainer [2023-11-06 22:16:22,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:16:22,769 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:16:22,769 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:16:22,773 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:16:22,773 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:16:21" (1/3) ... [2023-11-06 22:16:22,774 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3643321c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:16:22, skipping insertion in model container [2023-11-06 22:16:22,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:21" (2/3) ... [2023-11-06 22:16:22,774 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3643321c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:16:22, skipping insertion in model container [2023-11-06 22:16:22,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:16:22" (3/3) ... [2023-11-06 22:16:22,776 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2023-11-06 22:16:22,796 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:16:22,796 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:16:22,863 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:16:22,871 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;@47e46295, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:16:22,871 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:16:22,876 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 67 states have (on average 1.5970149253731343) internal successors, (107), 68 states have internal predecessors, (107), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-06 22:16:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-06 22:16:22,895 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:22,896 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:16:22,897 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:22,903 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:22,903 INFO L85 PathProgramCache]: Analyzing trace with hash -940275537, now seen corresponding path program 1 times [2023-11-06 22:16:22,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:22,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483734464] [2023-11-06 22:16:22,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:22,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:16:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:16:23,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:16:23,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:16:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:16:23,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:16:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:16:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:16:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:16:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:16:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:16:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:16:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:16:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-06 22:16:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:16:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:16:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:16:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-06 22:16:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:16:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 22:16:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 22:16:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-06 22:16:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:23,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-06 22:16:23,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:23,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483734464] [2023-11-06 22:16:23,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483734464] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:23,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:23,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:16:23,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101364227] [2023-11-06 22:16:23,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:23,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:16:23,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:23,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:16:23,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:16:23,527 INFO L87 Difference]: Start difference. First operand has 93 states, 67 states have (on average 1.5970149253731343) internal successors, (107), 68 states have internal predecessors, (107), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-06 22:16:23,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:23,592 INFO L93 Difference]: Finished difference Result 179 states and 323 transitions. [2023-11-06 22:16:23,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:16:23,594 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 156 [2023-11-06 22:16:23,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:23,606 INFO L225 Difference]: With dead ends: 179 [2023-11-06 22:16:23,606 INFO L226 Difference]: Without dead ends: 89 [2023-11-06 22:16:23,611 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 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 22:16:23,617 INFO L413 NwaCegarLoop]: 145 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, 145 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 22:16:23,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:16:23,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-06 22:16:23,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-06 22:16:23,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 64 states have (on average 1.546875) internal successors, (99), 64 states have internal predecessors, (99), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-06 22:16:23,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 145 transitions. [2023-11-06 22:16:23,692 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 145 transitions. Word has length 156 [2023-11-06 22:16:23,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:23,693 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 145 transitions. [2023-11-06 22:16:23,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-06 22:16:23,693 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 145 transitions. [2023-11-06 22:16:23,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-06 22:16:23,698 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:23,698 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:16:23,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:16:23,699 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:23,699 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:23,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1528161175, now seen corresponding path program 1 times [2023-11-06 22:16:23,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:23,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888124905] [2023-11-06 22:16:23,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:23,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:16:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:16:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:16:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:16:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:16:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:16:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:16:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:16:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:16:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:16:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:16:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:16:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:16:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-06 22:16:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:16:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:16:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:16:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-06 22:16:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:16:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 22:16:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 22:16:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-06 22:16:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-06 22:16:24,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:24,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888124905] [2023-11-06 22:16:24,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888124905] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:24,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:24,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:16:24,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121503127] [2023-11-06 22:16:24,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:24,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:16:24,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:24,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:16:24,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:16:24,321 INFO L87 Difference]: Start difference. First operand 89 states and 145 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-06 22:16:24,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:24,501 INFO L93 Difference]: Finished difference Result 261 states and 429 transitions. [2023-11-06 22:16:24,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:16:24,502 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 156 [2023-11-06 22:16:24,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:24,509 INFO L225 Difference]: With dead ends: 261 [2023-11-06 22:16:24,510 INFO L226 Difference]: Without dead ends: 175 [2023-11-06 22:16:24,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 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 22:16:24,517 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 93 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:24,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 239 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:16:24,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-11-06 22:16:24,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 172. [2023-11-06 22:16:24,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 123 states have (on average 1.5284552845528456) internal successors, (188), 123 states have internal predecessors, (188), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-06 22:16:24,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 280 transitions. [2023-11-06 22:16:24,564 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 280 transitions. Word has length 156 [2023-11-06 22:16:24,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:24,565 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 280 transitions. [2023-11-06 22:16:24,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-06 22:16:24,565 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 280 transitions. [2023-11-06 22:16:24,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-06 22:16:24,568 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:24,569 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:16:24,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:16:24,569 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:24,570 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:24,570 INFO L85 PathProgramCache]: Analyzing trace with hash -759930628, now seen corresponding path program 1 times [2023-11-06 22:16:24,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:24,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966908110] [2023-11-06 22:16:24,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:24,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:16:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:16:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:16:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:16:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:16:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:16:25,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:16:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:16:25,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:16:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:16:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:16:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:16:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:16:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-06 22:16:25,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:16:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:16:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:16:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-06 22:16:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:16:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 22:16:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 22:16:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-06 22:16:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-06 22:16:25,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:25,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966908110] [2023-11-06 22:16:25,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966908110] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:16:25,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1716042455] [2023-11-06 22:16:25,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:25,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:16:25,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:16:25,767 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:16:25,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:16:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:25,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:16:26,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:16:26,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 498 proven. 24 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2023-11-06 22:16:26,218 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:16:26,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 42 proven. 24 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-06 22:16:26,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1716042455] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:16:26,495 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:16:26,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 14 [2023-11-06 22:16:26,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369635524] [2023-11-06 22:16:26,500 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:16:26,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:16:26,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:26,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:16:26,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:16:26,509 INFO L87 Difference]: Start difference. First operand 172 states and 280 transitions. Second operand has 14 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 5 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) [2023-11-06 22:16:29,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:29,383 INFO L93 Difference]: Finished difference Result 754 states and 1188 transitions. [2023-11-06 22:16:29,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-06 22:16:29,385 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 5 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) Word has length 157 [2023-11-06 22:16:29,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:29,393 INFO L225 Difference]: With dead ends: 754 [2023-11-06 22:16:29,393 INFO L226 Difference]: Without dead ends: 569 [2023-11-06 22:16:29,396 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 359 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 525 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=491, Invalid=1671, Unknown=0, NotChecked=0, Total=2162 [2023-11-06 22:16:29,398 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 1303 mSDsluCounter, 774 mSDsCounter, 0 mSdLazyCounter, 1228 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1318 SdHoareTripleChecker+Valid, 939 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:29,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1318 Valid, 939 Invalid, 1479 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [251 Valid, 1228 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-06 22:16:29,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2023-11-06 22:16:29,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 475. [2023-11-06 22:16:29,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 475 states, 368 states have (on average 1.4945652173913044) internal successors, (550), 373 states have internal predecessors, (550), 93 states have call successors, (93), 13 states have call predecessors, (93), 13 states have return successors, (93), 88 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-06 22:16:29,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 736 transitions. [2023-11-06 22:16:29,502 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 736 transitions. Word has length 157 [2023-11-06 22:16:29,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:29,503 INFO L495 AbstractCegarLoop]: Abstraction has 475 states and 736 transitions. [2023-11-06 22:16:29,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 5 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) [2023-11-06 22:16:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 736 transitions. [2023-11-06 22:16:29,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-06 22:16:29,508 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:29,508 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:16:29,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:16:29,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:16:29,717 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:29,717 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:29,717 INFO L85 PathProgramCache]: Analyzing trace with hash -2018446946, now seen corresponding path program 1 times [2023-11-06 22:16:29,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:29,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545469424] [2023-11-06 22:16:29,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:29,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:16:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:16:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:16:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:16:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:16:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:16:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:16:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:16:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:16:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:16:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:16:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:16:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:16:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-06 22:16:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:16:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:16:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:16:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-06 22:16:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:16:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 22:16:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 22:16:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-06 22:16:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-06 22:16:30,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:30,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545469424] [2023-11-06 22:16:30,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545469424] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:16:30,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498221651] [2023-11-06 22:16:30,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:30,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:16:30,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:16:30,316 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:16:30,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:16:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:30,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:16:30,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:16:30,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 22 proven. 66 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-06 22:16:30,955 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:16:31,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-06 22:16:31,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498221651] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:16:31,244 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:16:31,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2023-11-06 22:16:31,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332540728] [2023-11-06 22:16:31,245 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:16:31,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:16:31,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:31,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:16:31,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:16:31,263 INFO L87 Difference]: Start difference. First operand 475 states and 736 transitions. Second operand has 10 states, 10 states have (on average 8.6) internal successors, (86), 10 states have internal predecessors, (86), 3 states have call successors, (67), 2 states have call predecessors, (67), 4 states have return successors, (68), 2 states have call predecessors, (68), 3 states have call successors, (68) [2023-11-06 22:16:31,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:31,756 INFO L93 Difference]: Finished difference Result 1066 states and 1636 transitions. [2023-11-06 22:16:31,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:16:31,757 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 10 states have internal predecessors, (86), 3 states have call successors, (67), 2 states have call predecessors, (67), 4 states have return successors, (68), 2 states have call predecessors, (68), 3 states have call successors, (68) Word has length 158 [2023-11-06 22:16:31,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:31,766 INFO L225 Difference]: With dead ends: 1066 [2023-11-06 22:16:31,766 INFO L226 Difference]: Without dead ends: 621 [2023-11-06 22:16:31,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 355 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:16:31,770 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 193 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:31,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 452 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 311 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:16:31,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2023-11-06 22:16:31,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 562. [2023-11-06 22:16:31,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 562 states, 447 states have (on average 1.4899328859060403) internal successors, (666), 452 states have internal predecessors, (666), 93 states have call successors, (93), 21 states have call predecessors, (93), 21 states have return successors, (93), 88 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-06 22:16:31,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 852 transitions. [2023-11-06 22:16:31,886 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 852 transitions. Word has length 158 [2023-11-06 22:16:31,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:31,887 INFO L495 AbstractCegarLoop]: Abstraction has 562 states and 852 transitions. [2023-11-06 22:16:31,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 10 states have internal predecessors, (86), 3 states have call successors, (67), 2 states have call predecessors, (67), 4 states have return successors, (68), 2 states have call predecessors, (68), 3 states have call successors, (68) [2023-11-06 22:16:31,888 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 852 transitions. [2023-11-06 22:16:31,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-06 22:16:31,891 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:31,891 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:16:31,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:16:32,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:16:32,098 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:32,099 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:32,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1303443998, now seen corresponding path program 1 times [2023-11-06 22:16:32,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:32,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121960746] [2023-11-06 22:16:32,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:32,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:16:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:16:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:16:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:16:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:16:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:16:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:16:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:16:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:16:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:16:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:16:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:16:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:16:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-06 22:16:33,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:16:33,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:16:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:16:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:33,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-06 22:16:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:34,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:16:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:34,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 22:16:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:34,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 22:16:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:34,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-06 22:16:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:34,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 123 proven. 57 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2023-11-06 22:16:34,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:34,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121960746] [2023-11-06 22:16:34,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121960746] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:16:34,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127600803] [2023-11-06 22:16:34,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:34,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:16:34,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:16:34,055 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:16:34,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:16:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:34,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-06 22:16:34,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:16:37,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 687 proven. 57 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2023-11-06 22:16:37,103 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:16:39,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 123 proven. 66 refuted. 0 times theorem prover too weak. 823 trivial. 0 not checked. [2023-11-06 22:16:39,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127600803] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:16:39,287 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:16:39,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 15] total 37 [2023-11-06 22:16:39,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834719365] [2023-11-06 22:16:39,288 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:16:39,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2023-11-06 22:16:39,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:39,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2023-11-06 22:16:39,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1064, Unknown=0, NotChecked=0, Total=1332 [2023-11-06 22:16:39,292 INFO L87 Difference]: Start difference. First operand 562 states and 852 transitions. Second operand has 37 states, 34 states have (on average 4.411764705882353) internal successors, (150), 34 states have internal predecessors, (150), 13 states have call successors, (69), 5 states have call predecessors, (69), 11 states have return successors, (69), 12 states have call predecessors, (69), 13 states have call successors, (69) [2023-11-06 22:16:54,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:54,210 INFO L93 Difference]: Finished difference Result 2080 states and 3161 transitions. [2023-11-06 22:16:54,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2023-11-06 22:16:54,212 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 34 states have (on average 4.411764705882353) internal successors, (150), 34 states have internal predecessors, (150), 13 states have call successors, (69), 5 states have call predecessors, (69), 11 states have return successors, (69), 12 states have call predecessors, (69), 13 states have call successors, (69) Word has length 158 [2023-11-06 22:16:54,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:54,226 INFO L225 Difference]: With dead ends: 2080 [2023-11-06 22:16:54,226 INFO L226 Difference]: Without dead ends: 1552 [2023-11-06 22:16:54,236 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 468 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5295 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=2963, Invalid=12043, Unknown=0, NotChecked=0, Total=15006 [2023-11-06 22:16:54,238 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 3201 mSDsluCounter, 1863 mSDsCounter, 0 mSdLazyCounter, 3258 mSolverCounterSat, 781 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3249 SdHoareTripleChecker+Valid, 2049 SdHoareTripleChecker+Invalid, 4039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 781 IncrementalHoareTripleChecker+Valid, 3258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:54,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3249 Valid, 2049 Invalid, 4039 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [781 Valid, 3258 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2023-11-06 22:16:54,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2023-11-06 22:16:54,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 816. [2023-11-06 22:16:54,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 816 states, 652 states have (on average 1.4831288343558282) internal successors, (967), 659 states have internal predecessors, (967), 126 states have call successors, (126), 37 states have call predecessors, (126), 37 states have return successors, (126), 119 states have call predecessors, (126), 126 states have call successors, (126) [2023-11-06 22:16:54,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 1219 transitions. [2023-11-06 22:16:54,412 INFO L78 Accepts]: Start accepts. Automaton has 816 states and 1219 transitions. Word has length 158 [2023-11-06 22:16:54,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:54,413 INFO L495 AbstractCegarLoop]: Abstraction has 816 states and 1219 transitions. [2023-11-06 22:16:54,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 34 states have (on average 4.411764705882353) internal successors, (150), 34 states have internal predecessors, (150), 13 states have call successors, (69), 5 states have call predecessors, (69), 11 states have return successors, (69), 12 states have call predecessors, (69), 13 states have call successors, (69) [2023-11-06 22:16:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1219 transitions. [2023-11-06 22:16:54,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-06 22:16:54,416 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:54,417 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:16:54,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:16:54,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:16:54,633 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:54,634 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:54,634 INFO L85 PathProgramCache]: Analyzing trace with hash 485795548, now seen corresponding path program 1 times [2023-11-06 22:16:54,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:54,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409153067] [2023-11-06 22:16:54,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:54,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:16:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:16:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:16:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:16:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:16:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:16:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:16:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:16:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:16:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:16:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:16:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:16:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:16:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-06 22:16:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:16:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:16:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:16:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-06 22:16:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:16:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 22:16:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 22:16:54,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-06 22:16:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:54,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-06 22:16:54,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:54,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409153067] [2023-11-06 22:16:54,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409153067] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:54,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:54,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:16:54,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320104635] [2023-11-06 22:16:54,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:54,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:16:54,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:54,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:16:54,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:16:54,950 INFO L87 Difference]: Start difference. First operand 816 states and 1219 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-06 22:16:55,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:55,346 INFO L93 Difference]: Finished difference Result 1754 states and 2627 transitions. [2023-11-06 22:16:55,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:16:55,347 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 158 [2023-11-06 22:16:55,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:55,358 INFO L225 Difference]: With dead ends: 1754 [2023-11-06 22:16:55,359 INFO L226 Difference]: Without dead ends: 984 [2023-11-06 22:16:55,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 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 22:16:55,363 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 86 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:55,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 369 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:16:55,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 984 states. [2023-11-06 22:16:55,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 984 to 980. [2023-11-06 22:16:55,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 980 states, 782 states have (on average 1.473145780051151) internal successors, (1152), 790 states have internal predecessors, (1152), 151 states have call successors, (151), 46 states have call predecessors, (151), 46 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2023-11-06 22:16:55,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 980 states and 1454 transitions. [2023-11-06 22:16:55,550 INFO L78 Accepts]: Start accepts. Automaton has 980 states and 1454 transitions. Word has length 158 [2023-11-06 22:16:55,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:55,551 INFO L495 AbstractCegarLoop]: Abstraction has 980 states and 1454 transitions. [2023-11-06 22:16:55,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-06 22:16:55,552 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1454 transitions. [2023-11-06 22:16:55,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-06 22:16:55,555 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:55,555 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:16:55,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:16:55,555 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:55,556 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:55,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1905017430, now seen corresponding path program 1 times [2023-11-06 22:16:55,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:55,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497572675] [2023-11-06 22:16:55,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:55,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:16:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:16:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:16:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:16:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:16:55,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:16:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:16:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:16:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:16:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:16:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:16:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:16:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:16:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-06 22:16:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:16:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:16:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:16:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-06 22:16:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:16:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 22:16:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 22:16:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-06 22:16:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:55,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-06 22:16:55,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:55,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497572675] [2023-11-06 22:16:55,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497572675] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:55,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:55,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:16:55,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702386101] [2023-11-06 22:16:55,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:55,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:16:55,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:55,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:16:55,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:16:55,862 INFO L87 Difference]: Start difference. First operand 980 states and 1454 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, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-06 22:16:56,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:56,072 INFO L93 Difference]: Finished difference Result 2021 states and 3017 transitions. [2023-11-06 22:16:56,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:16:56,073 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, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 159 [2023-11-06 22:16:56,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:56,080 INFO L225 Difference]: With dead ends: 2021 [2023-11-06 22:16:56,080 INFO L226 Difference]: Without dead ends: 1087 [2023-11-06 22:16:56,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 50 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 22:16:56,084 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 26 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:56,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 398 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:16:56,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1087 states. [2023-11-06 22:16:56,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1087 to 991. [2023-11-06 22:16:56,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 991 states, 793 states have (on average 1.4691046658259772) internal successors, (1165), 801 states have internal predecessors, (1165), 151 states have call successors, (151), 46 states have call predecessors, (151), 46 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2023-11-06 22:16:56,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1467 transitions. [2023-11-06 22:16:56,245 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1467 transitions. Word has length 159 [2023-11-06 22:16:56,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:56,246 INFO L495 AbstractCegarLoop]: Abstraction has 991 states and 1467 transitions. [2023-11-06 22:16:56,246 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, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-06 22:16:56,247 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1467 transitions. [2023-11-06 22:16:56,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-06 22:16:56,249 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:56,250 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:16:56,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:16:56,250 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:56,250 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:56,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1580603240, now seen corresponding path program 1 times [2023-11-06 22:16:56,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:56,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132440740] [2023-11-06 22:16:56,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:56,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:16:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:16:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:16:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:16:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:16:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:16:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:16:57,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:16:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:16:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:16:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:16:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:16:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:16:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-06 22:16:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:16:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:16:57,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:16:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-06 22:16:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:16:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 22:16:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 22:16:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-06 22:16:57,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:57,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 123 proven. 105 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2023-11-06 22:16:57,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:57,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132440740] [2023-11-06 22:16:57,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132440740] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:16:57,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689319290] [2023-11-06 22:16:57,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:57,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:16:57,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:16:57,864 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:16:57,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:16:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:58,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-06 22:16:58,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:17:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 665 proven. 192 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-06 22:17:01,780 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:17:06,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 123 proven. 177 refuted. 0 times theorem prover too weak. 712 trivial. 0 not checked. [2023-11-06 22:17:06,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1689319290] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:17:06,137 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:17:06,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 20, 21] total 48 [2023-11-06 22:17:06,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764126223] [2023-11-06 22:17:06,137 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:17:06,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-11-06 22:17:06,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:17:06,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-11-06 22:17:06,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=441, Invalid=1815, Unknown=0, NotChecked=0, Total=2256 [2023-11-06 22:17:06,142 INFO L87 Difference]: Start difference. First operand 991 states and 1467 transitions. Second operand has 48 states, 45 states have (on average 3.1777777777777776) internal successors, (143), 45 states have internal predecessors, (143), 16 states have call successors, (69), 7 states have call predecessors, (69), 16 states have return successors, (69), 15 states have call predecessors, (69), 16 states have call successors, (69) [2023-11-06 22:17:43,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:17:43,534 INFO L93 Difference]: Finished difference Result 1646 states and 2359 transitions. [2023-11-06 22:17:43,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-11-06 22:17:43,536 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 45 states have (on average 3.1777777777777776) internal successors, (143), 45 states have internal predecessors, (143), 16 states have call successors, (69), 7 states have call predecessors, (69), 16 states have return successors, (69), 15 states have call predecessors, (69), 16 states have call successors, (69) Word has length 159 [2023-11-06 22:17:43,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:17:43,541 INFO L225 Difference]: With dead ends: 1646 [2023-11-06 22:17:43,541 INFO L226 Difference]: Without dead ends: 701 [2023-11-06 22:17:43,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 341 SyntacticMatches, 1 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3138 ImplicationChecksByTransitivity, 32.0s TimeCoverageRelationStatistics Valid=3131, Invalid=9748, Unknown=3, NotChecked=0, Total=12882 [2023-11-06 22:17:43,549 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 1649 mSDsluCounter, 836 mSDsCounter, 0 mSdLazyCounter, 2293 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1649 SdHoareTripleChecker+Valid, 964 SdHoareTripleChecker+Invalid, 2518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 2293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:17:43,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1649 Valid, 964 Invalid, 2518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2293 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2023-11-06 22:17:43,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states. [2023-11-06 22:17:43,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 554. [2023-11-06 22:17:43,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 425 states have (on average 1.3294117647058823) internal successors, (565), 429 states have internal predecessors, (565), 89 states have call successors, (89), 39 states have call predecessors, (89), 39 states have return successors, (89), 85 states have call predecessors, (89), 89 states have call successors, (89) [2023-11-06 22:17:43,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 743 transitions. [2023-11-06 22:17:43,693 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 743 transitions. Word has length 159 [2023-11-06 22:17:43,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:17:43,693 INFO L495 AbstractCegarLoop]: Abstraction has 554 states and 743 transitions. [2023-11-06 22:17:43,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 45 states have (on average 3.1777777777777776) internal successors, (143), 45 states have internal predecessors, (143), 16 states have call successors, (69), 7 states have call predecessors, (69), 16 states have return successors, (69), 15 states have call predecessors, (69), 16 states have call successors, (69) [2023-11-06 22:17:43,694 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 743 transitions. [2023-11-06 22:17:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-06 22:17:43,696 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:17:43,697 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:17:43,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:17:43,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:17:43,903 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:17:43,903 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:17:43,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1502356740, now seen corresponding path program 1 times [2023-11-06 22:17:43,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:17:43,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129063016] [2023-11-06 22:17:43,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:17:43,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:17:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:17:44,016 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:17:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:17:44,170 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:17:44,170 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:17:44,172 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:17:44,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 22:17:44,177 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:17:44,181 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:17:44,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:17:44 BoogieIcfgContainer [2023-11-06 22:17:44,329 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:17:44,329 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:17:44,329 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:17:44,330 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:17:44,330 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:16:22" (3/4) ... [2023-11-06 22:17:44,332 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:17:44,333 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:17:44,334 INFO L158 Benchmark]: Toolchain (without parser) took 83286.52ms. Allocated memory was 169.9MB in the beginning and 432.0MB in the end (delta: 262.1MB). Free memory was 138.5MB in the beginning and 382.5MB in the end (delta: -244.0MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-11-06 22:17:44,334 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:17:44,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.61ms. Allocated memory is still 169.9MB. Free memory was 138.3MB in the beginning and 128.7MB in the end (delta: 9.6MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2023-11-06 22:17:44,335 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.52ms. Allocated memory is still 169.9MB. Free memory was 128.7MB in the beginning and 124.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:17:44,335 INFO L158 Benchmark]: Boogie Preprocessor took 76.47ms. Allocated memory is still 169.9MB. Free memory was 124.5MB in the beginning and 121.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:17:44,336 INFO L158 Benchmark]: RCFGBuilder took 1021.92ms. Allocated memory is still 169.9MB. Free memory was 121.8MB in the beginning and 115.3MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:17:44,336 INFO L158 Benchmark]: TraceAbstraction took 81559.75ms. Allocated memory was 169.9MB in the beginning and 432.0MB in the end (delta: 262.1MB). Free memory was 114.0MB in the beginning and 382.5MB in the end (delta: -268.4MB). Peak memory consumption was 236.8MB. Max. memory is 16.1GB. [2023-11-06 22:17:44,336 INFO L158 Benchmark]: Witness Printer took 4.28ms. Allocated memory is still 432.0MB. Free memory is still 382.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:17:44,338 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.61ms. Allocated memory is still 169.9MB. Free memory was 138.3MB in the beginning and 128.7MB in the end (delta: 9.6MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.52ms. Allocated memory is still 169.9MB. Free memory was 128.7MB in the beginning and 124.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.47ms. Allocated memory is still 169.9MB. Free memory was 124.5MB in the beginning and 121.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1021.92ms. Allocated memory is still 169.9MB. Free memory was 121.8MB in the beginning and 115.3MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 81559.75ms. Allocated memory was 169.9MB in the beginning and 432.0MB in the end (delta: 262.1MB). Free memory was 114.0MB in the beginning and 382.5MB in the end (delta: -268.4MB). Peak memory consumption was 236.8MB. Max. memory is 16.1GB. * Witness Printer took 4.28ms. Allocated memory is still 432.0MB. Free memory is still 382.5MB. 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 182, overapproximation of someBinaryDOUBLEComparisonOperation at line 182, overapproximation of someBinaryArithmeticFLOAToperation at line 71. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 2; [L23] unsigned char var_1_4 = 100; [L24] unsigned char var_1_5 = 2; [L25] unsigned char var_1_6 = 64; [L26] unsigned char var_1_7 = 32; [L27] unsigned char var_1_8 = 32; [L28] float var_1_9 = 100.5; [L29] float var_1_11 = 0.8; [L30] float var_1_12 = 2.5; [L31] signed short int var_1_13 = -32; [L32] unsigned char var_1_15 = 1; [L33] unsigned char var_1_16 = 0; [L34] unsigned char var_1_17 = 0; [L35] float var_1_18 = 0.25; [L36] float var_1_19 = 100000000.25; [L37] signed char var_1_20 = 0; [L38] signed char var_1_21 = 10; [L39] double var_1_22 = 1000000.5; [L40] unsigned long int var_1_23 = 256; [L41] unsigned long int var_1_24 = 50; [L42] signed long int var_1_25 = 64; [L43] unsigned long int var_1_32 = 2219578776; [L44] unsigned char var_1_34 = 0; [L45] unsigned char var_1_36 = 5; [L46] unsigned char var_1_41 = 32; [L47] double var_1_42 = 16.125; [L48] double var_1_43 = 256.5; [L49] signed short int var_1_45 = -10; [L50] unsigned char last_1_var_1_1 = 2; [L51] unsigned char last_1_var_1_15 = 1; [L52] signed char last_1_var_1_20 = 0; VAL [isInitial=0, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] CALL updateLastVariables() [L177] last_1_var_1_1 = var_1_1 [L178] last_1_var_1_15 = var_1_15 [L179] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L189] RET updateLastVariables() [L190] CALL updateVariables() [L139] var_1_4 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_4 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L140] RET assume_abort_if_not(var_1_4 >= 95) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L141] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L141] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L142] var_1_5 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L143] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L144] CALL assume_abort_if_not(var_1_5 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L144] RET assume_abort_if_not(var_1_5 <= 32) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L145] var_1_6 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_6 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L146] RET assume_abort_if_not(var_1_6 >= 64) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L147] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L147] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L148] var_1_7 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=32, var_1_9=201/2] [L149] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=32, var_1_9=201/2] [L150] CALL assume_abort_if_not(var_1_7 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=32, var_1_9=201/2] [L150] RET assume_abort_if_not(var_1_7 <= 64) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=32, var_1_9=201/2] [L151] var_1_8 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L152] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L153] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L153] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L154] var_1_11 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L155] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L156] var_1_12 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L157] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L158] var_1_16 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L159] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L160] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L160] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L161] var_1_17 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L162] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L163] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L163] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L164] var_1_19 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L165] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L166] var_1_21 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_21 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L167] RET assume_abort_if_not(var_1_21 >= -31) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L168] CALL assume_abort_if_not(var_1_21 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L168] RET assume_abort_if_not(var_1_21 <= 31) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L169] var_1_32 = __VERIFIER_nondet_ulong() [L170] CALL assume_abort_if_not(var_1_32 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L170] RET assume_abort_if_not(var_1_32 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L171] CALL assume_abort_if_not(var_1_32 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L171] RET assume_abort_if_not(var_1_32 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L172] var_1_42 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_42 >= -922337.2036854776000e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854776000e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L173] RET assume_abort_if_not((var_1_42 >= -922337.2036854776000e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854776000e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L174] CALL assume_abort_if_not(var_1_42 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L174] RET assume_abort_if_not(var_1_42 != 0.0F) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L190] RET updateVariables() [L191] CALL step() [L56] COND FALSE !(var_1_5 >= var_1_6) [L65] var_1_15 = var_1_17 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L67] unsigned char stepLocal_1 = var_1_15; [L68] unsigned char stepLocal_0 = var_1_15; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L69] COND TRUE var_1_17 || stepLocal_0 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L70] COND TRUE var_1_15 && stepLocal_1 [L71] var_1_18 = (var_1_11 + var_1_19) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L76] COND FALSE !((var_1_12 * ((((var_1_18) < (var_1_11)) ? (var_1_18) : (var_1_11)))) > (- var_1_18)) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=0, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L85] COND TRUE var_1_11 == var_1_18 [L86] var_1_20 = ((var_1_5 + var_1_21) + var_1_8) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L88] COND FALSE !(-32 < var_1_13) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=201/2] [L91] COND FALSE !((var_1_13 + ((((var_1_13) > (var_1_6)) ? (var_1_13) : (var_1_6)))) == var_1_5) [L94] var_1_9 = var_1_12 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L96] var_1_22 = var_1_12 [L97] var_1_23 = var_1_8 [L98] var_1_24 = var_1_6 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L99] EXPR var_1_13 >> var_1_5 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13 >> var_1_5=-32, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L99] EXPR ((var_1_20) < ((var_1_13 >> var_1_5))) ? (var_1_20) : ((var_1_13 >> var_1_5)) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13 >> var_1_5=-32, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L99] EXPR var_1_13 >> var_1_5 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13 >> var_1_5=-32, var_1_13 >> var_1_5=-32, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L99] EXPR ((var_1_20) < ((var_1_13 >> var_1_5))) ? (var_1_20) : ((var_1_13 >> var_1_5)) VAL [((var_1_20) < ((var_1_13 >> var_1_5))) ? (var_1_20) : ((var_1_13 >> var_1_5))=-32, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13 >> var_1_5=-32, var_1_13 >> var_1_5=-32, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L99] COND FALSE !(var_1_13 < ((((var_1_20) < ((var_1_13 >> var_1_5))) ? (var_1_20) : ((var_1_13 >> var_1_5))))) [L108] COND TRUE (var_1_5 - var_1_7) <= (~ (var_1_32 - var_1_5)) [L109] var_1_25 = ((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L114] COND TRUE var_1_6 >= -25 [L115] var_1_34 = var_1_16 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L117] COND FALSE !((var_1_12 - var_1_12) >= (var_1_11 * var_1_11)) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L120] COND TRUE (var_1_12 / ((((var_1_42) > (256.5)) ? (var_1_42) : (256.5)))) < var_1_11 [L121] var_1_41 = var_1_5 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=0, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L123] COND FALSE !((((((var_1_18) < (var_1_11)) ? (var_1_18) : (var_1_11))) >= (var_1_12 / var_1_42)) || var_1_16) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=0, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L128] EXPR var_1_5 & var_1_4 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=0, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5 & var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L128] EXPR var_1_13 ^ (var_1_5 & var_1_4) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=1, stepLocal_1=1, var_1_11=2219578784, var_1_12=2219578782, var_1_13 ^ (var_1_5 & var_1_4)=-32, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=0, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5 & var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L128] COND FALSE !(var_1_5 <= (var_1_13 ^ (var_1_5 & var_1_4))) [L191] RET step() [L192] CALL, EXPR property() [L182-L183] return (((((((((-32 < var_1_13) ? (var_1_1 == ((unsigned char) (((var_1_4 - var_1_5) + var_1_6) - (var_1_7 + ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))))) : 1) && (((var_1_13 + ((((var_1_13) > (var_1_6)) ? (var_1_13) : (var_1_6)))) == var_1_5) ? (var_1_9 == ((float) ((4.5f + var_1_11) - var_1_12))) : (var_1_9 == ((float) var_1_12)))) && (((var_1_12 * ((((var_1_18) < (var_1_11)) ? (var_1_18) : (var_1_11)))) > (- var_1_18)) ? ((var_1_6 <= var_1_8) ? (var_1_15 ? (var_1_13 == ((signed short int) var_1_8)) : (var_1_13 == ((signed short int) var_1_5))) : 1) : 1)) && ((var_1_5 >= var_1_6) ? ((last_1_var_1_1 <= last_1_var_1_20) ? (var_1_15 == ((unsigned char) var_1_16)) : ((last_1_var_1_15 || var_1_16) ? (var_1_15 == ((unsigned char) var_1_17)) : 1)) : (var_1_15 == ((unsigned char) var_1_17)))) && ((var_1_17 || var_1_15) ? ((var_1_15 && var_1_15) ? (var_1_18 == ((float) (var_1_11 + var_1_19))) : (var_1_18 == ((float) var_1_19))) : 1)) && ((var_1_11 == var_1_18) ? (var_1_20 == ((signed char) ((var_1_5 + var_1_21) + var_1_8))) : 1)) && (var_1_22 == ((double) var_1_12))) && (var_1_23 == ((unsigned long int) var_1_8))) && (var_1_24 == ((unsigned long int) var_1_6)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=0, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=0, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=2219578784, var_1_12=2219578782, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=1, var_1_19=2219578783, var_1_1=2, var_1_20=-1, var_1_21=-1, var_1_22=2219578782, var_1_23=0, var_1_24=64, var_1_25=64, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_41=0, var_1_42=2219578781, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=0, var_1_8=0, var_1_9=2219578782] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 81.3s, OverallIterations: 9, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 56.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6614 SdHoareTripleChecker+Valid, 16.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6551 mSDsluCounter, 5555 SdHoareTripleChecker+Invalid, 15.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4373 mSDsCounter, 1274 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7327 IncrementalHoareTripleChecker+Invalid, 8601 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1274 mSolverCounterUnsat, 1182 mSDtfsCounter, 7327 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1917 GetRequests, 1617 SyntacticMatches, 4 SemanticMatches, 296 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8973 ImplicationChecksByTransitivity, 42.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=991occurred in iteration=7, InterpolantAutomatonStates: 235, 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, 8 MinimizatonAttempts, 1139 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 20.3s InterpolantComputationTime, 2053 NumberOfCodeBlocks, 2053 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2509 ConstructedInterpolants, 0 QuantifiedInterpolants, 20203 SizeOfPredicates, 35 NumberOfNonLiveVariables, 1578 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 16 InterpolantComputations, 4 PerfectInterpolantSequences, 15238/16192 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 22:17:44,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 bc5779ebdfe5c74a3db41d9bf7ba8251563c3c8378a523b151aca96b4ca86800 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:17:46,906 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:17:47,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:17:47,036 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:17:47,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:17:47,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:17:47,089 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:17:47,089 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:17:47,091 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:17:47,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:17:47,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:17:47,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:17:47,098 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:17:47,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:17:47,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:17:47,101 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:17:47,101 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:17:47,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:17:47,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:17:47,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:17:47,104 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:17:47,104 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:17:47,105 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:17:47,105 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:17:47,106 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:17:47,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:17:47,107 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:17:47,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:17:47,108 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:17:47,108 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:17:47,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:17:47,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:17:47,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:17:47,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:17:47,111 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:17:47,111 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:17:47,111 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:17:47,112 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:17:47,112 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:17:47,113 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:17:47,113 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:17:47,114 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:17:47,114 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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc5779ebdfe5c74a3db41d9bf7ba8251563c3c8378a523b151aca96b4ca86800 [2023-11-06 22:17:47,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:17:47,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:17:47,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:17:47,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:17:47,565 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:17:47,567 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2023-11-06 22:17:50,780 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:17:51,107 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:17:51,109 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2023-11-06 22:17:51,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/data/9fe037fc1/b655e0d7c70c4296893afb2fff4db944/FLAG17e93e76a [2023-11-06 22:17:51,147 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/data/9fe037fc1/b655e0d7c70c4296893afb2fff4db944 [2023-11-06 22:17:51,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:17:51,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:17:51,162 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:17:51,162 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:17:51,168 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:17:51,169 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2465cf47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51, skipping insertion in model container [2023-11-06 22:17:51,171 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,228 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:17:51,434 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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i[919,932] [2023-11-06 22:17:51,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:17:51,564 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:17:51,578 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_060df1bc-2ab3-48ab-ad19-dd5f736dc235/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i[919,932] [2023-11-06 22:17:51,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:17:51,638 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:17:51,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51 WrapperNode [2023-11-06 22:17:51,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:17:51,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:17:51,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:17:51,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:17:51,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,664 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,703 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2023-11-06 22:17:51,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:17:51,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:17:51,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:17:51,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:17:51,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,738 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,747 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:17:51,757 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:17:51,757 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:17:51,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:17:51,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (1/1) ... [2023-11-06 22:17:51,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:17:51,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:17:51,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:17:51,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:17:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:17:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:17:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:17:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:17:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:17:51,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:17:51,971 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:17:51,973 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:18:05,449 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:18:05,459 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:18:05,460 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:18:05,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:18:05 BoogieIcfgContainer [2023-11-06 22:18:05,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:18:05,471 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:18:05,472 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:18:05,476 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:18:05,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:17:51" (1/3) ... [2023-11-06 22:18:05,477 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0195ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:18:05, skipping insertion in model container [2023-11-06 22:18:05,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:51" (2/3) ... [2023-11-06 22:18:05,479 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0195ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:18:05, skipping insertion in model container [2023-11-06 22:18:05,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:18:05" (3/3) ... [2023-11-06 22:18:05,482 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2023-11-06 22:18:05,503 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:18:05,504 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:18:05,584 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:18:05,593 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;@3f89e954, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:18:05,593 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:18:05,599 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 54 states have (on average 1.5185185185185186) internal successors, (82), 55 states have internal predecessors, (82), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-06 22:18:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-06 22:18:05,621 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:18:05,623 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:05,625 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:18:05,634 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:18:05,635 INFO L85 PathProgramCache]: Analyzing trace with hash 762980394, now seen corresponding path program 1 times [2023-11-06 22:18:05,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:18:05,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1533602732] [2023-11-06 22:18:05,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:18:05,654 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 22:18:05,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:18:05,667 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:05,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:07,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:07,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:18:07,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:18:07,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2023-11-06 22:18:07,972 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:18:07,973 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:18:07,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1533602732] [2023-11-06 22:18:07,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1533602732] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:18:07,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:18:07,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:18:07,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368978093] [2023-11-06 22:18:07,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:18:07,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:18:07,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:18:08,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:18:08,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:18:08,015 INFO L87 Difference]: Start difference. First operand has 80 states, 54 states have (on average 1.5185185185185186) internal successors, (82), 55 states have internal predecessors, (82), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-06 22:18:08,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:18:08,049 INFO L93 Difference]: Finished difference Result 153 states and 273 transitions. [2023-11-06 22:18:08,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:18:08,052 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 152 [2023-11-06 22:18:08,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:18:08,060 INFO L225 Difference]: With dead ends: 153 [2023-11-06 22:18:08,061 INFO L226 Difference]: Without dead ends: 76 [2023-11-06 22:18:08,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 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 22:18:08,068 INFO L413 NwaCegarLoop]: 120 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, 120 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 22:18:08,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:18:08,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-06 22:18:08,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-06 22:18:08,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 51 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-06 22:18:08,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 120 transitions. [2023-11-06 22:18:08,120 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 120 transitions. Word has length 152 [2023-11-06 22:18:08,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:18:08,121 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 120 transitions. [2023-11-06 22:18:08,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-06 22:18:08,121 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2023-11-06 22:18:08,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-06 22:18:08,125 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:18:08,126 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:08,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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)] Ended with exit code 0 [2023-11-06 22:18:08,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:08,340 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:18:08,341 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:18:08,341 INFO L85 PathProgramCache]: Analyzing trace with hash 812820708, now seen corresponding path program 1 times [2023-11-06 22:18:08,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:18:08,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1215341171] [2023-11-06 22:18:08,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:18:08,343 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 22:18:08,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:18:08,345 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:08,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:10,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:18:10,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:18:11,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 498 proven. 24 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2023-11-06 22:18:11,736 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:18:12,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 42 proven. 24 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-06 22:18:12,911 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:18:12,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1215341171] [2023-11-06 22:18:12,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1215341171] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:18:12,911 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:18:12,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-06 22:18:12,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108482474] [2023-11-06 22:18:12,912 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:18:12,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:18:12,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:18:12,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:18:12,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:18:12,922 INFO L87 Difference]: Start difference. First operand 76 states and 120 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:18:17,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:18:18,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:18:18,770 INFO L93 Difference]: Finished difference Result 181 states and 282 transitions. [2023-11-06 22:18:18,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:18:18,771 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 152 [2023-11-06 22:18:18,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:18:18,775 INFO L225 Difference]: With dead ends: 181 [2023-11-06 22:18:18,776 INFO L226 Difference]: Without dead ends: 108 [2023-11-06 22:18:18,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 296 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:18:18,779 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 76 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:18:18,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 307 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 245 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2023-11-06 22:18:18,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2023-11-06 22:18:18,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 103. [2023-11-06 22:18:18,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 63 states have (on average 1.3492063492063493) internal successors, (85), 64 states have internal predecessors, (85), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-06 22:18:18,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 159 transitions. [2023-11-06 22:18:18,807 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 159 transitions. Word has length 152 [2023-11-06 22:18:18,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:18:18,808 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 159 transitions. [2023-11-06 22:18:18,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:18:18,809 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2023-11-06 22:18:18,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-06 22:18:18,812 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:18:18,813 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:18,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:19,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:19,024 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:18:19,024 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:18:19,025 INFO L85 PathProgramCache]: Analyzing trace with hash -208187288, now seen corresponding path program 1 times [2023-11-06 22:18:19,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:18:19,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [497969047] [2023-11-06 22:18:19,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:18:19,026 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 22:18:19,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:18:19,027 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:19,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:21,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:18:21,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:18:24,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-06 22:18:24,022 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:18:24,022 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:18:24,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [497969047] [2023-11-06 22:18:24,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [497969047] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:18:24,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:18:24,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:18:24,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071743142] [2023-11-06 22:18:24,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:18:24,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:18:24,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:18:24,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:18:24,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:18:24,027 INFO L87 Difference]: Start difference. First operand 103 states and 159 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-06 22:18:27,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:18:29,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:18:29,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:18:29,240 INFO L93 Difference]: Finished difference Result 255 states and 393 transitions. [2023-11-06 22:18:29,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:18:29,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 153 [2023-11-06 22:18:29,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:18:29,271 INFO L225 Difference]: With dead ends: 255 [2023-11-06 22:18:29,271 INFO L226 Difference]: Without dead ends: 178 [2023-11-06 22:18:29,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 151 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 22:18:29,275 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 37 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:18:29,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 211 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 2 Unknown, 0 Unchecked, 5.2s Time] [2023-11-06 22:18:29,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2023-11-06 22:18:29,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 175. [2023-11-06 22:18:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 110 states have (on average 1.3454545454545455) internal successors, (148), 111 states have internal predecessors, (148), 60 states have call successors, (60), 4 states have call predecessors, (60), 4 states have return successors, (60), 59 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-06 22:18:29,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 268 transitions. [2023-11-06 22:18:29,322 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 268 transitions. Word has length 153 [2023-11-06 22:18:29,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:18:29,323 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 268 transitions. [2023-11-06 22:18:29,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-06 22:18:29,324 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 268 transitions. [2023-11-06 22:18:29,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-06 22:18:29,327 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:18:29,327 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:29,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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)] Ended with exit code 0 [2023-11-06 22:18:29,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:29,537 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:18:29,538 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:18:29,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1219304538, now seen corresponding path program 1 times [2023-11-06 22:18:29,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:18:29,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1608631801] [2023-11-06 22:18:29,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:18:29,540 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 22:18:29,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:18:29,541 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:29,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060df1bc-2ab3-48ab-ad19-dd5f736dc235/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 22:18:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:31,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-06 22:18:31,657 INFO L285 TraceCheckSpWp]: Computing forward predicates...