./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 4d296a3302a6844401d5af73ebf4532ddc45e3bc6fc59b524170709cbc547ff4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:37:44,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:37:44,432 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:37:44,446 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:37:44,446 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:37:44,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:37:44,501 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:37:44,502 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:37:44,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:37:44,510 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:37:44,511 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:37:44,512 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:37:44,512 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:37:44,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:37:44,515 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:37:44,516 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:37:44,516 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:37:44,517 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:37:44,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:37:44,518 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:37:44,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:37:44,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:37:44,520 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:37:44,521 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:37:44,521 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:37:44,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:37:44,523 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:37:44,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:37:44,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:37:44,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:37:44,527 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:37:44,527 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:37:44,528 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:37:44,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:37:44,529 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:37:44,529 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:37:44,529 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:37:44,530 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:37:44,530 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:37:44,530 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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d296a3302a6844401d5af73ebf4532ddc45e3bc6fc59b524170709cbc547ff4 [2023-11-06 22:37:44,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:37:44,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:37:44,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:37:44,979 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:37:44,979 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:37:44,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i [2023-11-06 22:37:48,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:37:49,114 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:37:49,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i [2023-11-06 22:37:49,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/data/bfcce47a4/06d14b5681fb4705a2b442063fcd2c03/FLAGac59ed810 [2023-11-06 22:37:49,154 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/data/bfcce47a4/06d14b5681fb4705a2b442063fcd2c03 [2023-11-06 22:37:49,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:37:49,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:37:49,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:37:49,173 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:37:49,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:37:49,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173f1aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49, skipping insertion in model container [2023-11-06 22:37:49,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,229 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:37:49,433 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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i[918,931] [2023-11-06 22:37:49,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:37:49,561 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:37:49,576 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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i[918,931] [2023-11-06 22:37:49,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:37:49,660 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:37:49,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49 WrapperNode [2023-11-06 22:37:49,661 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:37:49,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:37:49,663 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:37:49,663 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:37:49,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,772 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 277 [2023-11-06 22:37:49,773 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:37:49,774 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:37:49,774 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:37:49,774 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:37:49,786 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,793 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,794 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,817 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,830 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:37:49,846 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:37:49,847 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:37:49,847 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:37:49,848 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (1/1) ... [2023-11-06 22:37:49,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:37:49,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:37:49,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:37:49,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:37:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:37:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:37:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:37:49,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:37:49,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:37:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:37:50,065 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:37:50,068 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:37:50,798 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:37:50,815 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:37:50,816 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:37:50,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:37:50 BoogieIcfgContainer [2023-11-06 22:37:50,819 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:37:50,825 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:37:50,825 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:37:50,830 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:37:50,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:37:49" (1/3) ... [2023-11-06 22:37:50,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9c0e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:37:50, skipping insertion in model container [2023-11-06 22:37:50,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:49" (2/3) ... [2023-11-06 22:37:50,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9c0e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:37:50, skipping insertion in model container [2023-11-06 22:37:50,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:37:50" (3/3) ... [2023-11-06 22:37:50,834 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i [2023-11-06 22:37:50,860 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:37:50,861 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:37:50,926 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:37:50,934 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;@307ac39c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:37:50,935 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:37:50,940 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 80 states have (on average 1.55) internal successors, (124), 81 states have internal predecessors, (124), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-06 22:37:50,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-06 22:37:50,963 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:37:50,964 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:37:50,965 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:37:50,970 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:50,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1194988832, now seen corresponding path program 1 times [2023-11-06 22:37:50,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:50,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678921255] [2023-11-06 22:37:50,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:50,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:51,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:51,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678921255] [2023-11-06 22:37:51,348 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:37:51,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1694465607] [2023-11-06 22:37:51,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:51,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:37:51,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:37:51,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:37:51,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:37:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:51,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:37:51,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:37:51,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 2178 trivial. 0 not checked. [2023-11-06 22:37:51,847 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:37:51,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1694465607] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:37:51,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:37:51,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:37:51,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138771291] [2023-11-06 22:37:51,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:37:51,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:37:51,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:51,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:37:51,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:37:51,934 INFO L87 Difference]: Start difference. First operand has 117 states, 80 states have (on average 1.55) internal successors, (124), 81 states have internal predecessors, (124), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 22:37:51,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:37:51,981 INFO L93 Difference]: Finished difference Result 227 states and 412 transitions. [2023-11-06 22:37:51,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:37:51,984 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) Word has length 221 [2023-11-06 22:37:51,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:37:51,995 INFO L225 Difference]: With dead ends: 227 [2023-11-06 22:37:51,996 INFO L226 Difference]: Without dead ends: 113 [2023-11-06 22:37:52,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 220 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 22:37:52,006 INFO L413 NwaCegarLoop]: 184 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, 184 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 22:37:52,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:37:52,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-06 22:37:52,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2023-11-06 22:37:52,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 77 states have (on average 1.5064935064935066) internal successors, (116), 77 states have internal predecessors, (116), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-06 22:37:52,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 184 transitions. [2023-11-06 22:37:52,095 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 184 transitions. Word has length 221 [2023-11-06 22:37:52,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:37:52,096 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 184 transitions. [2023-11-06 22:37:52,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 22:37:52,096 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 184 transitions. [2023-11-06 22:37:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-06 22:37:52,104 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:37:52,104 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:37:52,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:37:52,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:37:52,324 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:37:52,324 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:52,325 INFO L85 PathProgramCache]: Analyzing trace with hash 2066437224, now seen corresponding path program 1 times [2023-11-06 22:37:52,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:52,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982202135] [2023-11-06 22:37:52,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:52,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:52,439 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:37:52,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [779111884] [2023-11-06 22:37:52,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:52,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:37:52,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:37:52,442 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:37:52,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:37:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:52,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:37:52,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:37:52,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:37:52,841 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:37:52,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:52,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982202135] [2023-11-06 22:37:52,847 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:37:52,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [779111884] [2023-11-06 22:37:52,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [779111884] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:37:52,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:37:52,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:37:52,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879363822] [2023-11-06 22:37:52,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:37:52,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:37:52,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:52,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:37:52,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:37:52,854 INFO L87 Difference]: Start difference. First operand 113 states and 184 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:37:53,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:37:53,035 INFO L93 Difference]: Finished difference Result 330 states and 540 transitions. [2023-11-06 22:37:53,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:37:53,037 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 221 [2023-11-06 22:37:53,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:37:53,051 INFO L225 Difference]: With dead ends: 330 [2023-11-06 22:37:53,052 INFO L226 Difference]: Without dead ends: 220 [2023-11-06 22:37:53,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 219 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 22:37:53,060 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 173 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:37:53,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 337 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:37:53,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2023-11-06 22:37:53,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 218. [2023-11-06 22:37:53,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 147 states have (on average 1.489795918367347) internal successors, (219), 147 states have internal predecessors, (219), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-06 22:37:53,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 355 transitions. [2023-11-06 22:37:53,157 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 355 transitions. Word has length 221 [2023-11-06 22:37:53,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:37:53,158 INFO L495 AbstractCegarLoop]: Abstraction has 218 states and 355 transitions. [2023-11-06 22:37:53,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:37:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 355 transitions. [2023-11-06 22:37:53,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-06 22:37:53,166 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:37:53,166 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:37:53,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:37:53,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:37:53,381 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:37:53,382 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:53,382 INFO L85 PathProgramCache]: Analyzing trace with hash -723884210, now seen corresponding path program 1 times [2023-11-06 22:37:53,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:53,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023300170] [2023-11-06 22:37:53,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:53,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:53,500 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:37:53,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1471895369] [2023-11-06 22:37:53,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:53,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:37:53,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:37:53,509 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:37:53,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:37:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:53,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:37:53,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:37:54,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:37:54,350 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:37:54,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:54,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023300170] [2023-11-06 22:37:54,351 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:37:54,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471895369] [2023-11-06 22:37:54,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471895369] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:37:54,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:37:54,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:37:54,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114301646] [2023-11-06 22:37:54,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:37:54,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:37:54,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:54,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:37:54,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:37:54,356 INFO L87 Difference]: Start difference. First operand 218 states and 355 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:37:54,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:37:54,618 INFO L93 Difference]: Finished difference Result 648 states and 1059 transitions. [2023-11-06 22:37:54,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:37:54,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 222 [2023-11-06 22:37:54,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:37:54,626 INFO L225 Difference]: With dead ends: 648 [2023-11-06 22:37:54,627 INFO L226 Difference]: Without dead ends: 433 [2023-11-06 22:37:54,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 219 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 22:37:54,630 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 70 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:37:54,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 458 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:37:54,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2023-11-06 22:37:54,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 429. [2023-11-06 22:37:54,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 288 states have (on average 1.4861111111111112) internal successors, (428), 288 states have internal predecessors, (428), 136 states have call successors, (136), 4 states have call predecessors, (136), 4 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2023-11-06 22:37:54,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 700 transitions. [2023-11-06 22:37:54,735 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 700 transitions. Word has length 222 [2023-11-06 22:37:54,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:37:54,737 INFO L495 AbstractCegarLoop]: Abstraction has 429 states and 700 transitions. [2023-11-06 22:37:54,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:37:54,738 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 700 transitions. [2023-11-06 22:37:54,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-06 22:37:54,751 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:37:54,752 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:37:54,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:37:54,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:37:54,961 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:37:54,961 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:54,962 INFO L85 PathProgramCache]: Analyzing trace with hash -2015195955, now seen corresponding path program 1 times [2023-11-06 22:37:54,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:54,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260148169] [2023-11-06 22:37:54,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:54,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:55,065 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:37:55,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1036709001] [2023-11-06 22:37:55,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:55,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:37:55,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:37:55,080 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:37:55,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:37:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:55,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 22:37:55,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:37:56,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1083 proven. 36 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2023-11-06 22:37:56,128 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:37:56,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 63 proven. 36 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-06 22:37:56,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:56,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260148169] [2023-11-06 22:37:56,657 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:37:56,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036709001] [2023-11-06 22:37:56,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036709001] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:37:56,657 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:37:56,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 10 [2023-11-06 22:37:56,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407166255] [2023-11-06 22:37:56,658 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:37:56,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:37:56,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:56,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:37:56,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:37:56,662 INFO L87 Difference]: Start difference. First operand 429 states and 700 transitions. Second operand has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2023-11-06 22:37:58,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:37:58,233 INFO L93 Difference]: Finished difference Result 2479 states and 4006 transitions. [2023-11-06 22:37:58,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-06 22:37:58,234 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) Word has length 223 [2023-11-06 22:37:58,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:37:58,252 INFO L225 Difference]: With dead ends: 2479 [2023-11-06 22:37:58,252 INFO L226 Difference]: Without dead ends: 2053 [2023-11-06 22:37:58,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 451 GetRequests, 437 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=98, Invalid=142, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:37:58,256 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 647 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 832 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 996 SdHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 832 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:37:58,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 996 Invalid, 972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 832 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:37:58,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2053 states. [2023-11-06 22:37:58,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2053 to 1517. [2023-11-06 22:37:58,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1517 states, 1004 states have (on average 1.452191235059761) internal successors, (1458), 1008 states have internal predecessors, (1458), 492 states have call successors, (492), 20 states have call predecessors, (492), 20 states have return successors, (492), 488 states have call predecessors, (492), 492 states have call successors, (492) [2023-11-06 22:37:58,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1517 states and 2442 transitions. [2023-11-06 22:37:58,659 INFO L78 Accepts]: Start accepts. Automaton has 1517 states and 2442 transitions. Word has length 223 [2023-11-06 22:37:58,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:37:58,660 INFO L495 AbstractCegarLoop]: Abstraction has 1517 states and 2442 transitions. [2023-11-06 22:37:58,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2023-11-06 22:37:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 2442 transitions. [2023-11-06 22:37:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-06 22:37:58,665 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:37:58,665 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:37:58,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:37:58,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:37:58,873 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:37:58,874 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:58,874 INFO L85 PathProgramCache]: Analyzing trace with hash -1465444245, now seen corresponding path program 1 times [2023-11-06 22:37:58,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:58,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023239720] [2023-11-06 22:37:58,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:58,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:58,933 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:37:58,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1851726923] [2023-11-06 22:37:58,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:58,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:37:58,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:37:58,935 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:37:58,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:37:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:59,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:37:59,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:37:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:37:59,416 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:37:59,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:59,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023239720] [2023-11-06 22:37:59,417 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:37:59,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851726923] [2023-11-06 22:37:59,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851726923] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:37:59,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:37:59,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:37:59,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549822645] [2023-11-06 22:37:59,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:37:59,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:37:59,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:59,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:37:59,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:37:59,420 INFO L87 Difference]: Start difference. First operand 1517 states and 2442 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:37:59,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:37:59,823 INFO L93 Difference]: Finished difference Result 4545 states and 7320 transitions. [2023-11-06 22:37:59,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:37:59,824 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 224 [2023-11-06 22:37:59,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:37:59,852 INFO L225 Difference]: With dead ends: 4545 [2023-11-06 22:37:59,852 INFO L226 Difference]: Without dead ends: 3031 [2023-11-06 22:37:59,858 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 222 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 22:37:59,859 INFO L413 NwaCegarLoop]: 227 mSDtfsCounter, 77 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:37:59,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 391 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:37:59,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3031 states. [2023-11-06 22:38:00,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3031 to 3029. [2023-11-06 22:38:00,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3029 states, 2004 states have (on average 1.4321357285429142) internal successors, (2870), 2012 states have internal predecessors, (2870), 984 states have call successors, (984), 40 states have call predecessors, (984), 40 states have return successors, (984), 976 states have call predecessors, (984), 984 states have call successors, (984) [2023-11-06 22:38:00,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 3029 states and 4838 transitions. [2023-11-06 22:38:00,513 INFO L78 Accepts]: Start accepts. Automaton has 3029 states and 4838 transitions. Word has length 224 [2023-11-06 22:38:00,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:00,514 INFO L495 AbstractCegarLoop]: Abstraction has 3029 states and 4838 transitions. [2023-11-06 22:38:00,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:38:00,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3029 states and 4838 transitions. [2023-11-06 22:38:00,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-06 22:38:00,521 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:00,521 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:38:00,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:00,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:00,728 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:38:00,729 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:00,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1065209129, now seen corresponding path program 1 times [2023-11-06 22:38:00,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:00,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82797265] [2023-11-06 22:38:00,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:00,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:00,781 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:38:00,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [85894905] [2023-11-06 22:38:00,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:00,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:00,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:00,783 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:00,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:38:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:01,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:38:01,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:01,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:38:01,040 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:38:01,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:01,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82797265] [2023-11-06 22:38:01,040 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:38:01,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85894905] [2023-11-06 22:38:01,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [85894905] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:01,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:01,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:38:01,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827121770] [2023-11-06 22:38:01,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:01,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:38:01,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:01,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:38:01,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:38:01,044 INFO L87 Difference]: Start difference. First operand 3029 states and 4838 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:38:01,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:01,471 INFO L93 Difference]: Finished difference Result 7341 states and 11740 transitions. [2023-11-06 22:38:01,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:38:01,472 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 225 [2023-11-06 22:38:01,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:01,510 INFO L225 Difference]: With dead ends: 7341 [2023-11-06 22:38:01,511 INFO L226 Difference]: Without dead ends: 4315 [2023-11-06 22:38:01,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 223 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 22:38:01,529 INFO L413 NwaCegarLoop]: 252 mSDtfsCounter, 77 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:01,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 417 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:38:01,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4315 states. [2023-11-06 22:38:02,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4315 to 3245. [2023-11-06 22:38:02,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3245 states, 2220 states have (on average 1.4333333333333333) internal successors, (3182), 2228 states have internal predecessors, (3182), 984 states have call successors, (984), 40 states have call predecessors, (984), 40 states have return successors, (984), 976 states have call predecessors, (984), 984 states have call successors, (984) [2023-11-06 22:38:02,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 3245 states and 5150 transitions. [2023-11-06 22:38:02,143 INFO L78 Accepts]: Start accepts. Automaton has 3245 states and 5150 transitions. Word has length 225 [2023-11-06 22:38:02,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:02,144 INFO L495 AbstractCegarLoop]: Abstraction has 3245 states and 5150 transitions. [2023-11-06 22:38:02,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:38:02,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 5150 transitions. [2023-11-06 22:38:02,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-06 22:38:02,150 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:02,150 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:38:02,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:02,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:02,357 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:38:02,358 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:02,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1770278223, now seen corresponding path program 1 times [2023-11-06 22:38:02,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:02,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819934118] [2023-11-06 22:38:02,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:02,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:02,411 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:38:02,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1125269330] [2023-11-06 22:38:02,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:02,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:02,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:02,413 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:02,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:38:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:02,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:38:02,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:02,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:38:02,650 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:38:02,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:02,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819934118] [2023-11-06 22:38:02,651 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:38:02,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125269330] [2023-11-06 22:38:02,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125269330] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:02,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:02,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:38:02,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253360745] [2023-11-06 22:38:02,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:02,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:38:02,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:02,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:38:02,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:38:02,654 INFO L87 Difference]: Start difference. First operand 3245 states and 5150 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:38:03,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:03,035 INFO L93 Difference]: Finished difference Result 6779 states and 10792 transitions. [2023-11-06 22:38:03,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:38:03,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 225 [2023-11-06 22:38:03,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:03,065 INFO L225 Difference]: With dead ends: 6779 [2023-11-06 22:38:03,065 INFO L226 Difference]: Without dead ends: 3537 [2023-11-06 22:38:03,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 223 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 22:38:03,079 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 164 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:03,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 452 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:38:03,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3537 states. [2023-11-06 22:38:03,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3537 to 3535. [2023-11-06 22:38:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3535 states, 2510 states have (on average 1.4422310756972112) internal successors, (3620), 2518 states have internal predecessors, (3620), 984 states have call successors, (984), 40 states have call predecessors, (984), 40 states have return successors, (984), 976 states have call predecessors, (984), 984 states have call successors, (984) [2023-11-06 22:38:03,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 3535 states and 5588 transitions. [2023-11-06 22:38:03,499 INFO L78 Accepts]: Start accepts. Automaton has 3535 states and 5588 transitions. Word has length 225 [2023-11-06 22:38:03,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:03,500 INFO L495 AbstractCegarLoop]: Abstraction has 3535 states and 5588 transitions. [2023-11-06 22:38:03,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:38:03,500 INFO L276 IsEmpty]: Start isEmpty. Operand 3535 states and 5588 transitions. [2023-11-06 22:38:03,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-06 22:38:03,505 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:03,505 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:38:03,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:03,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:03,712 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:38:03,713 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:03,713 INFO L85 PathProgramCache]: Analyzing trace with hash -2093545406, now seen corresponding path program 1 times [2023-11-06 22:38:03,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:03,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950942130] [2023-11-06 22:38:03,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:03,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:03,745 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:38:03,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1418274167] [2023-11-06 22:38:03,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:03,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:03,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:03,747 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:03,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 22:38:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:03,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:38:03,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:03,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:38:03,991 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:38:03,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:03,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950942130] [2023-11-06 22:38:03,991 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:38:03,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1418274167] [2023-11-06 22:38:03,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1418274167] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:03,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:03,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:38:03,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112136672] [2023-11-06 22:38:03,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:03,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:03,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:03,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:03,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:03,994 INFO L87 Difference]: Start difference. First operand 3535 states and 5588 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:38:05,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:05,344 INFO L93 Difference]: Finished difference Result 13187 states and 20832 transitions. [2023-11-06 22:38:05,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:38:05,345 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 225 [2023-11-06 22:38:05,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:05,425 INFO L225 Difference]: With dead ends: 13187 [2023-11-06 22:38:05,426 INFO L226 Difference]: Without dead ends: 9655 [2023-11-06 22:38:05,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 223 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 22:38:05,445 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 495 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:05,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 639 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:38:05,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9655 states. [2023-11-06 22:38:06,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9655 to 9649. [2023-11-06 22:38:06,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9649 states, 6828 states have (on average 1.4253075571177505) internal successors, (9732), 6840 states have internal predecessors, (9732), 2700 states have call successors, (2700), 120 states have call predecessors, (2700), 120 states have return successors, (2700), 2688 states have call predecessors, (2700), 2700 states have call successors, (2700) [2023-11-06 22:38:06,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9649 states to 9649 states and 15132 transitions. [2023-11-06 22:38:06,741 INFO L78 Accepts]: Start accepts. Automaton has 9649 states and 15132 transitions. Word has length 225 [2023-11-06 22:38:06,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:06,741 INFO L495 AbstractCegarLoop]: Abstraction has 9649 states and 15132 transitions. [2023-11-06 22:38:06,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:38:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 9649 states and 15132 transitions. [2023-11-06 22:38:06,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-06 22:38:06,748 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:06,748 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:38:06,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:06,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-06 22:38:06,955 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:38:06,956 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:06,956 INFO L85 PathProgramCache]: Analyzing trace with hash 512478148, now seen corresponding path program 1 times [2023-11-06 22:38:06,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:06,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567356114] [2023-11-06 22:38:06,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:06,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:07,046 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:38:07,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1395986105] [2023-11-06 22:38:07,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:07,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:07,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:07,048 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:07,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 22:38:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:07,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-06 22:38:07,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:08,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1271 proven. 195 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2023-11-06 22:38:08,929 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:38:13,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 84 proven. 204 refuted. 0 times theorem prover too weak. 1956 trivial. 0 not checked. [2023-11-06 22:38:13,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:13,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567356114] [2023-11-06 22:38:13,048 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:38:13,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395986105] [2023-11-06 22:38:13,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395986105] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:38:13,048 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:38:13,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2023-11-06 22:38:13,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398883844] [2023-11-06 22:38:13,052 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:38:13,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-11-06 22:38:13,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:13,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-11-06 22:38:13,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=369, Unknown=0, NotChecked=0, Total=506 [2023-11-06 22:38:13,068 INFO L87 Difference]: Start difference. First operand 9649 states and 15132 transitions. Second operand has 23 states, 23 states have (on average 4.826086956521739) internal successors, (111), 23 states have internal predecessors, (111), 8 states have call successors, (62), 5 states have call predecessors, (62), 10 states have return successors, (62), 7 states have call predecessors, (62), 8 states have call successors, (62) [2023-11-06 22:38:15,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:15,609 INFO L93 Difference]: Finished difference Result 15697 states and 24132 transitions. [2023-11-06 22:38:15,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-06 22:38:15,610 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.826086956521739) internal successors, (111), 23 states have internal predecessors, (111), 8 states have call successors, (62), 5 states have call predecessors, (62), 10 states have return successors, (62), 7 states have call predecessors, (62), 8 states have call successors, (62) Word has length 225 [2023-11-06 22:38:15,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:15,656 INFO L225 Difference]: With dead ends: 15697 [2023-11-06 22:38:15,656 INFO L226 Difference]: Without dead ends: 6051 [2023-11-06 22:38:15,691 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 468 GetRequests, 429 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=510, Invalid=1130, Unknown=0, NotChecked=0, Total=1640 [2023-11-06 22:38:15,693 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 673 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 673 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:15,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [673 Valid, 457 Invalid, 679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-06 22:38:15,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6051 states. [2023-11-06 22:38:16,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6051 to 4957. [2023-11-06 22:38:16,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4957 states, 3420 states have (on average 1.3564327485380117) internal successors, (4639), 3426 states have internal predecessors, (4639), 1350 states have call successors, (1350), 186 states have call predecessors, (1350), 186 states have return successors, (1350), 1344 states have call predecessors, (1350), 1350 states have call successors, (1350) [2023-11-06 22:38:16,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4957 states to 4957 states and 7339 transitions. [2023-11-06 22:38:16,600 INFO L78 Accepts]: Start accepts. Automaton has 4957 states and 7339 transitions. Word has length 225 [2023-11-06 22:38:16,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:16,602 INFO L495 AbstractCegarLoop]: Abstraction has 4957 states and 7339 transitions. [2023-11-06 22:38:16,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.826086956521739) internal successors, (111), 23 states have internal predecessors, (111), 8 states have call successors, (62), 5 states have call predecessors, (62), 10 states have return successors, (62), 7 states have call predecessors, (62), 8 states have call successors, (62) [2023-11-06 22:38:16,603 INFO L276 IsEmpty]: Start isEmpty. Operand 4957 states and 7339 transitions. [2023-11-06 22:38:16,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-11-06 22:38:16,607 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:16,608 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:38:16,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:16,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-06 22:38:16,814 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:38:16,815 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:16,815 INFO L85 PathProgramCache]: Analyzing trace with hash -662094494, now seen corresponding path program 1 times [2023-11-06 22:38:16,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:16,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301561573] [2023-11-06 22:38:16,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:16,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:16,869 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:38:16,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [602668827] [2023-11-06 22:38:16,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:16,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:16,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:16,870 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:16,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 22:38:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:17,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:38:17,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:17,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:38:17,358 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:38:17,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:17,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301561573] [2023-11-06 22:38:17,359 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:38:17,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [602668827] [2023-11-06 22:38:17,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [602668827] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:17,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:17,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:38:17,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705909145] [2023-11-06 22:38:17,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:17,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:38:17,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:17,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:38:17,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:38:17,363 INFO L87 Difference]: Start difference. First operand 4957 states and 7339 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:38:18,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:18,484 INFO L93 Difference]: Finished difference Result 10577 states and 15776 transitions. [2023-11-06 22:38:18,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:38:18,484 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 227 [2023-11-06 22:38:18,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:18,511 INFO L225 Difference]: With dead ends: 10577 [2023-11-06 22:38:18,512 INFO L226 Difference]: Without dead ends: 7291 [2023-11-06 22:38:18,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:38:18,524 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 183 mSDsluCounter, 817 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1026 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:18,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1026 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:38:18,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7291 states. [2023-11-06 22:38:19,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7291 to 5699. [2023-11-06 22:38:19,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5699 states, 4162 states have (on average 1.3942815953868333) internal successors, (5803), 4168 states have internal predecessors, (5803), 1350 states have call successors, (1350), 186 states have call predecessors, (1350), 186 states have return successors, (1350), 1344 states have call predecessors, (1350), 1350 states have call successors, (1350) [2023-11-06 22:38:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5699 states to 5699 states and 8503 transitions. [2023-11-06 22:38:19,683 INFO L78 Accepts]: Start accepts. Automaton has 5699 states and 8503 transitions. Word has length 227 [2023-11-06 22:38:19,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:19,684 INFO L495 AbstractCegarLoop]: Abstraction has 5699 states and 8503 transitions. [2023-11-06 22:38:19,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:38:19,685 INFO L276 IsEmpty]: Start isEmpty. Operand 5699 states and 8503 transitions. [2023-11-06 22:38:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-11-06 22:38:19,689 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:19,690 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:38:19,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:19,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 22:38:19,898 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:38:19,899 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:19,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1850703753, now seen corresponding path program 1 times [2023-11-06 22:38:19,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:19,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999171442] [2023-11-06 22:38:19,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:19,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:19,941 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:38:19,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [771746168] [2023-11-06 22:38:19,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:19,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:19,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:19,944 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:19,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-06 22:38:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:20,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-06 22:38:20,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:21,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1290 proven. 48 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2023-11-06 22:38:21,519 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:38:22,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:38:22,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999171442] [2023-11-06 22:38:22,259 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:38:22,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [771746168] [2023-11-06 22:38:22,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [771746168] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:38:22,259 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:38:22,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2023-11-06 22:38:22,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104273728] [2023-11-06 22:38:22,260 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 22:38:22,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:38:22,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:38:22,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:38:22,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:38:22,262 INFO L87 Difference]: Start difference. First operand 5699 states and 8503 transitions. Second operand has 8 states, 8 states have (on average 8.625) internal successors, (69), 7 states have internal predecessors, (69), 3 states have call successors, (34), 3 states have call predecessors, (34), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-11-06 22:38:23,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:23,902 INFO L93 Difference]: Finished difference Result 11533 states and 17128 transitions. [2023-11-06 22:38:23,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:38:23,903 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 7 states have internal predecessors, (69), 3 states have call successors, (34), 3 states have call predecessors, (34), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 227 [2023-11-06 22:38:23,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:23,929 INFO L225 Difference]: With dead ends: 11533 [2023-11-06 22:38:23,929 INFO L226 Difference]: Without dead ends: 5837 [2023-11-06 22:38:23,948 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=116, Invalid=226, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:38:23,949 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 102 mSDsluCounter, 750 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 882 SdHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:38:23,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 882 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:38:23,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5837 states. [2023-11-06 22:38:24,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5837 to 5747. [2023-11-06 22:38:24,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5747 states, 4198 states have (on average 1.3885183420676512) internal successors, (5829), 4204 states have internal predecessors, (5829), 1350 states have call successors, (1350), 198 states have call predecessors, (1350), 198 states have return successors, (1350), 1344 states have call predecessors, (1350), 1350 states have call successors, (1350) [2023-11-06 22:38:24,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5747 states to 5747 states and 8529 transitions. [2023-11-06 22:38:24,888 INFO L78 Accepts]: Start accepts. Automaton has 5747 states and 8529 transitions. Word has length 227 [2023-11-06 22:38:24,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:24,889 INFO L495 AbstractCegarLoop]: Abstraction has 5747 states and 8529 transitions. [2023-11-06 22:38:24,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 7 states have internal predecessors, (69), 3 states have call successors, (34), 3 states have call predecessors, (34), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-11-06 22:38:24,889 INFO L276 IsEmpty]: Start isEmpty. Operand 5747 states and 8529 transitions. [2023-11-06 22:38:24,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-11-06 22:38:24,892 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:24,892 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:38:24,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:25,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-06 22:38:25,100 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:38:25,100 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:25,101 INFO L85 PathProgramCache]: Analyzing trace with hash 262355851, now seen corresponding path program 1 times [2023-11-06 22:38:25,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:38:25,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125197221] [2023-11-06 22:38:25,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:25,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:38:25,136 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:38:25,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [520830684] [2023-11-06 22:38:25,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:25,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:38:25,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:25,138 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:38:25,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-06 22:38:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:38:25,423 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:38:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:38:25,782 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:38:25,782 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:38:25,784 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:38:25,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:25,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-06 22:38:25,998 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:38:26,004 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:38:26,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:38:26 BoogieIcfgContainer [2023-11-06 22:38:26,232 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:38:26,233 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:38:26,233 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:38:26,233 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:38:26,234 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:37:50" (3/4) ... [2023-11-06 22:38:26,236 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:38:26,238 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:38:26,238 INFO L158 Benchmark]: Toolchain (without parser) took 37073.80ms. Allocated memory was 136.3MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 72.8MB in the beginning and 853.9MB in the end (delta: -781.1MB). Peak memory consumption was 265.3MB. Max. memory is 16.1GB. [2023-11-06 22:38:26,239 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 108.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:38:26,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.20ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 72.5MB in the beginning and 142.8MB in the end (delta: -70.4MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-06 22:38:26,240 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.30ms. Allocated memory is still 180.4MB. Free memory was 142.8MB in the beginning and 138.4MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:38:26,240 INFO L158 Benchmark]: Boogie Preprocessor took 71.83ms. Allocated memory is still 180.4MB. Free memory was 138.4MB in the beginning and 135.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:38:26,241 INFO L158 Benchmark]: RCFGBuilder took 974.67ms. Allocated memory is still 180.4MB. Free memory was 135.4MB in the beginning and 104.0MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-06 22:38:26,242 INFO L158 Benchmark]: TraceAbstraction took 35407.51ms. Allocated memory was 180.4MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 103.1MB in the beginning and 854.9MB in the end (delta: -751.8MB). Peak memory consumption was 249.2MB. Max. memory is 16.1GB. [2023-11-06 22:38:26,242 INFO L158 Benchmark]: Witness Printer took 4.88ms. Allocated memory is still 1.2GB. Free memory is still 853.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:38:26,246 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 108.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.20ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 72.5MB in the beginning and 142.8MB in the end (delta: -70.4MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.30ms. Allocated memory is still 180.4MB. Free memory was 142.8MB in the beginning and 138.4MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.83ms. Allocated memory is still 180.4MB. Free memory was 138.4MB in the beginning and 135.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 974.67ms. Allocated memory is still 180.4MB. Free memory was 135.4MB in the beginning and 104.0MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 35407.51ms. Allocated memory was 180.4MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 103.1MB in the beginning and 854.9MB in the end (delta: -751.8MB). Peak memory consumption was 249.2MB. Max. memory is 16.1GB. * Witness Printer took 4.88ms. Allocated memory is still 1.2GB. Free memory is still 853.9MB. 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 someBinaryDOUBLEComparisonOperation at line 198, overapproximation of bitwiseOr at line 97, overapproximation of bitwiseAnd at line 121. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] unsigned char var_1_3 = 1; [L24] signed char var_1_5 = -32; [L25] unsigned short int var_1_6 = 256; [L26] unsigned long int var_1_10 = 256; [L27] double var_1_12 = 8.2; [L28] signed char var_1_13 = 16; [L29] signed char var_1_14 = 10; [L30] double var_1_15 = 199.125; [L31] double var_1_16 = 9.4; [L32] double var_1_17 = 9999999999999.6; [L33] unsigned char var_1_20 = 32; [L34] unsigned char var_1_21 = 128; [L35] unsigned char var_1_22 = 64; [L36] unsigned long int var_1_23 = 64; [L37] unsigned long int var_1_24 = 5; [L38] signed short int var_1_28 = 256; [L39] signed long int var_1_30 = -4; [L40] signed short int var_1_31 = 64; [L41] double var_1_32 = 0.0; [L42] double var_1_33 = 3.85; [L43] unsigned short int var_1_34 = 34858; [L44] unsigned short int var_1_35 = 41225; [L45] double var_1_37 = 63.63; [L46] double var_1_38 = 64.6; [L47] signed char var_1_39 = 10; [L48] signed char var_1_40 = -25; [L49] signed char var_1_41 = 4; [L50] unsigned char var_1_42 = 50; [L51] unsigned char var_1_44 = 10; [L52] unsigned char var_1_45 = 16; [L53] unsigned char var_1_47 = 0; [L54] unsigned long int last_1_var_1_10 = 256; [L55] unsigned char last_1_var_1_20 = 32; VAL [isInitial=0, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L194] last_1_var_1_10 = var_1_10 [L195] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L205] RET updateLastVariables() [L206] CALL updateVariables() [L140] var_1_3 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L141] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L142] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L142] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L143] var_1_5 = __VERIFIER_nondet_char() [L144] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L144] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L145] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L145] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L146] var_1_13 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L147] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L148] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L148] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L149] var_1_14 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L150] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L151] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L151] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L152] var_1_15 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L153] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L154] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L154] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L155] var_1_16 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L156] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L157] var_1_21 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L158] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L159] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L159] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L160] var_1_22 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L161] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L162] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L162] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L163] var_1_31 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_31 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L164] RET assume_abort_if_not(var_1_31 >= -32768) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L165] CALL assume_abort_if_not(var_1_31 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L165] RET assume_abort_if_not(var_1_31 <= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L166] CALL assume_abort_if_not(var_1_31 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L166] RET assume_abort_if_not(var_1_31 != 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L167] var_1_33 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L168] RET assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L169] var_1_34 = __VERIFIER_nondet_ushort() [L170] CALL assume_abort_if_not(var_1_34 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L170] RET assume_abort_if_not(var_1_34 >= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L171] CALL assume_abort_if_not(var_1_34 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L171] RET assume_abort_if_not(var_1_34 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L172] var_1_35 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_35 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L173] RET assume_abort_if_not(var_1_35 >= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L174] CALL assume_abort_if_not(var_1_35 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L174] RET assume_abort_if_not(var_1_35 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L175] var_1_38 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L176] RET assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L177] var_1_40 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_40 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L178] RET assume_abort_if_not(var_1_40 >= -63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L179] CALL assume_abort_if_not(var_1_40 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L179] RET assume_abort_if_not(var_1_40 <= 63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L180] var_1_41 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_41 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L181] RET assume_abort_if_not(var_1_41 >= -63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L182] CALL assume_abort_if_not(var_1_41 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L182] RET assume_abort_if_not(var_1_41 <= 63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L183] var_1_44 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L184] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L185] CALL assume_abort_if_not(var_1_44 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L185] RET assume_abort_if_not(var_1_44 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=16, var_1_47=0, var_1_5=111, var_1_6=256] [L186] var_1_45 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L187] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L188] CALL assume_abort_if_not(var_1_45 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L188] RET assume_abort_if_not(var_1_45 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L189] var_1_47 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L190] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L191] CALL assume_abort_if_not(var_1_47 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L191] RET assume_abort_if_not(var_1_47 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L206] RET updateVariables() [L207] CALL step() [L59] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L64] signed long int stepLocal_2 = var_1_5 * var_1_13; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-111, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L65] COND TRUE stepLocal_2 > last_1_var_1_10 [L66] var_1_20 = ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-111, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L68] COND FALSE !((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-111, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L73] unsigned char stepLocal_1 = var_1_17 <= var_1_17; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-111, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L74] COND FALSE !(stepLocal_1 || var_1_3) [L79] var_1_12 = var_1_16 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-111, var_1_10=256, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L81] COND FALSE !(99999.8f < var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-111, var_1_10=256, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L92] COND FALSE !((var_1_17 + var_1_12) <= var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-111, var_1_10=256, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L97] EXPR var_1_6 ^ var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-111, var_1_10=256, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6 ^ var_1_20=272, var_1_6=256] [L97] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L98] COND TRUE var_1_20 <= stepLocal_0 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=256, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L99] COND TRUE var_1_12 == var_1_12 [L100] var_1_10 = 0u VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L103] COND FALSE !(var_1_10 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) [L106] var_1_24 = (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L108] var_1_28 = var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L109] EXPR var_1_10 ^ var_1_23 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10 ^ var_1_23=64, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L109] COND FALSE !(((var_1_10 ^ var_1_23) % var_1_31) > -10) [L112] EXPR ((((var_1_20) > (-16)) ? (var_1_20) : (-16))) & 16 VAL [((((var_1_20) > (-16)) ? (var_1_20) : (-16))) & 16=16, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L112] COND FALSE !((~ var_1_1) <= (((((var_1_20) > (-16)) ? (var_1_20) : (-16))) & 16)) [L115] COND TRUE var_1_6 <= (((((var_1_34) < (var_1_35)) ? (var_1_34) : (var_1_35))) - ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) [L116] var_1_32 = var_1_33 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=4, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L121] EXPR var_1_35 & var_1_23 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=4, var_1_33=4, var_1_34=65535, var_1_35 & var_1_23=0, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L121] EXPR (var_1_35 & var_1_23) >> var_1_1 VAL [(var_1_35 & var_1_23) >> var_1_1=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=4, var_1_33=4, var_1_34=65535, var_1_35 & var_1_23=0, var_1_35=65535, var_1_37=6363/100, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L121] COND TRUE var_1_20 >= ((var_1_35 & var_1_23) >> var_1_1) [L122] var_1_37 = ((((var_1_33) < (var_1_38)) ? (var_1_33) : (var_1_38))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=4, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=4, var_1_38=5, var_1_39=10, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L124] var_1_39 = (var_1_40 + ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=4, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=4, var_1_38=5, var_1_39=0, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L125] COND FALSE !(var_1_10 > var_1_31) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=336, stepLocal_1=0, stepLocal_2=-111, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=4, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=4, var_1_38=5, var_1_39=0, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L207] RET step() [L208] CALL, EXPR property() [L198] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) VAL [(((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=4, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=4, var_1_38=5, var_1_39=0, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L198-L199] return (((((((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_17 <= var_1_17) || var_1_3) ? (((var_1_17 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > last_1_var_1_10) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_12) <= var_1_17) ? ((var_1_6 >= var_1_6) ? (var_1_23 == ((unsigned long int) var_1_20)) : 1) : 1) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=4, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=4, var_1_38=5, var_1_39=0, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=3, var_1_13=-1, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=16, var_1_21=143, var_1_22=8, var_1_23=64, var_1_24=256, var_1_28=16, var_1_30=-4, var_1_31=-32768, var_1_32=4, var_1_33=4, var_1_34=65535, var_1_35=65535, var_1_37=4, var_1_38=5, var_1_39=0, var_1_3=0, var_1_40=0, var_1_41=0, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=111, var_1_6=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 117 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 35.1s, OverallIterations: 12, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 10.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2730 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2661 mSDsluCounter, 6239 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4115 mSDsCounter, 498 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2159 IncrementalHoareTripleChecker+Invalid, 2657 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 498 mSolverCounterUnsat, 2124 mSDtfsCounter, 2159 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3078 GetRequests, 2992 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 487 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9649occurred in iteration=8, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 4398 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 2913 NumberOfCodeBlocks, 2913 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2900 ConstructedInterpolants, 0 QuantifiedInterpolants, 12554 SizeOfPredicates, 24 NumberOfNonLiveVariables, 5803 ConjunctsInSsa, 67 ConjunctsInUnsatCore, 13 InterpolantComputations, 8 PerfectInterpolantSequences, 28653/29172 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 22:38:26,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 4d296a3302a6844401d5af73ebf4532ddc45e3bc6fc59b524170709cbc547ff4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:38:29,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:38:29,314 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:38:29,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:38:29,325 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:38:29,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:38:29,377 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:38:29,378 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:38:29,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:38:29,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:38:29,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:38:29,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:38:29,384 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:38:29,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:38:29,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:38:29,390 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:38:29,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:38:29,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:38:29,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:38:29,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:38:29,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:38:29,393 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:38:29,394 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:38:29,394 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:38:29,395 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:38:29,395 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:38:29,395 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:38:29,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:38:29,396 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:38:29,397 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:38:29,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:38:29,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:38:29,399 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:38:29,400 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:38:29,400 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:38:29,400 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:38:29,400 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:38:29,401 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:38:29,401 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:38:29,402 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:38:29,402 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:38:29,403 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:38:29,403 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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d296a3302a6844401d5af73ebf4532ddc45e3bc6fc59b524170709cbc547ff4 [2023-11-06 22:38:29,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:38:29,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:38:29,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:38:29,890 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:38:29,891 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:38:29,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i [2023-11-06 22:38:33,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:38:33,583 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:38:33,583 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i [2023-11-06 22:38:33,599 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/data/af32e83a0/e02db765e2454536a086049cd767296a/FLAG7e290a426 [2023-11-06 22:38:33,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/data/af32e83a0/e02db765e2454536a086049cd767296a [2023-11-06 22:38:33,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:38:33,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:38:33,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:38:33,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:38:33,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:38:33,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:38:33" (1/1) ... [2023-11-06 22:38:33,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@287744a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:33, skipping insertion in model container [2023-11-06 22:38:33,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:38:33" (1/1) ... [2023-11-06 22:38:33,714 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:38:33,950 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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i[918,931] [2023-11-06 22:38:34,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:38:34,133 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:38:34,154 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_aab097e8-9fd5-4549-8ff0-3a2802f5c204/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i[918,931] [2023-11-06 22:38:34,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:38:34,268 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:38:34,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34 WrapperNode [2023-11-06 22:38:34,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:38:34,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:38:34,270 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:38:34,270 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:38:34,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,314 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,371 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-06 22:38:34,374 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:38:34,375 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:38:34,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:38:34,376 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:38:34,386 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,434 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:38:34,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:38:34,482 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:38:34,482 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:38:34,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (1/1) ... [2023-11-06 22:38:34,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:38:34,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:38:34,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:38:34,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:38:34,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:38:34,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:38:34,579 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:38:34,580 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:38:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:38:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:38:34,748 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:38:34,750 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:38:45,544 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:38:45,552 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:38:45,553 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:38:45,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:38:45 BoogieIcfgContainer [2023-11-06 22:38:45,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:38:45,558 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:38:45,559 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:38:45,564 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:38:45,564 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:38:33" (1/3) ... [2023-11-06 22:38:45,565 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be234db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:38:45, skipping insertion in model container [2023-11-06 22:38:45,565 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:34" (2/3) ... [2023-11-06 22:38:45,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be234db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:38:45, skipping insertion in model container [2023-11-06 22:38:45,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:38:45" (3/3) ... [2023-11-06 22:38:45,570 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-3.i [2023-11-06 22:38:45,587 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:38:45,587 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:38:45,650 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:38:45,656 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;@3c11b1a1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:38:45,657 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:38:45,662 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 63 states have (on average 1.4603174603174602) internal successors, (92), 64 states have internal predecessors, (92), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-06 22:38:45,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 22:38:45,692 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:45,694 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:38:45,697 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:38:45,707 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:45,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1886962195, now seen corresponding path program 1 times [2023-11-06 22:38:45,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:38:45,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1267156899] [2023-11-06 22:38:45,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:45,724 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 22:38:45,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:38:45,729 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:38:45,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:38:47,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:47,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:38:47,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:47,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 794 proven. 0 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2023-11-06 22:38:47,356 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:38:47,357 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:38:47,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1267156899] [2023-11-06 22:38:47,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1267156899] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:47,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:47,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:38:47,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970462764] [2023-11-06 22:38:47,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:47,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:38:47,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:38:47,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:38:47,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:38:47,396 INFO L87 Difference]: Start difference. First operand has 100 states, 63 states have (on average 1.4603174603174602) internal successors, (92), 64 states have internal predecessors, (92), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 22:38:47,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:38:47,438 INFO L93 Difference]: Finished difference Result 193 states and 348 transitions. [2023-11-06 22:38:47,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:38:47,443 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 214 [2023-11-06 22:38:47,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:38:47,456 INFO L225 Difference]: With dead ends: 193 [2023-11-06 22:38:47,458 INFO L226 Difference]: Without dead ends: 96 [2023-11-06 22:38:47,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 213 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 22:38:47,477 INFO L413 NwaCegarLoop]: 152 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, 152 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 22:38:47,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:38:47,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-06 22:38:47,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2023-11-06 22:38:47,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 60 states have (on average 1.4) internal successors, (84), 60 states have internal predecessors, (84), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-06 22:38:47,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 152 transitions. [2023-11-06 22:38:47,539 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 152 transitions. Word has length 214 [2023-11-06 22:38:47,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:38:47,540 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 152 transitions. [2023-11-06 22:38:47,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 22:38:47,541 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 152 transitions. [2023-11-06 22:38:47,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 22:38:47,548 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:38:47,548 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:38:47,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:38:47,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:38:47,775 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:38:47,776 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:38:47,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1979768923, now seen corresponding path program 1 times [2023-11-06 22:38:47,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:38:47,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1092959483] [2023-11-06 22:38:47,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:38:47,778 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 22:38:47,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:38:47,781 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:38:47,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:38:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:38:49,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:38:49,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:38:52,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:38:52,596 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:38:52,596 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:38:52,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1092959483] [2023-11-06 22:38:52,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1092959483] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:38:52,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:38:52,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:38:52,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664069847] [2023-11-06 22:38:52,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:38:52,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:38:52,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:38:52,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:38:52,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:38:52,603 INFO L87 Difference]: Start difference. First operand 96 states and 152 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:38:55,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:38:58,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:01,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:04,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:08,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:09,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:11,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:13,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:16,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:18,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:20,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:22,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:23,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:23,345 INFO L93 Difference]: Finished difference Result 282 states and 450 transitions. [2023-11-06 22:39:23,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:39:23,347 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 214 [2023-11-06 22:39:23,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:23,353 INFO L225 Difference]: With dead ends: 282 [2023-11-06 22:39:23,353 INFO L226 Difference]: Without dead ends: 189 [2023-11-06 22:39:23,354 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:39:23,356 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 87 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:23,357 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 465 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 8 Unknown, 0 Unchecked, 30.6s Time] [2023-11-06 22:39:23,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2023-11-06 22:39:23,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 187. [2023-11-06 22:39:23,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 116 states have (on average 1.3879310344827587) internal successors, (161), 116 states have internal predecessors, (161), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-06 22:39:23,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 297 transitions. [2023-11-06 22:39:23,406 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 297 transitions. Word has length 214 [2023-11-06 22:39:23,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:23,408 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 297 transitions. [2023-11-06 22:39:23,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:39:23,409 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 297 transitions. [2023-11-06 22:39:23,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 22:39:23,414 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:23,415 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:39:23,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:39:23,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:39:23,635 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:23,636 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:23,636 INFO L85 PathProgramCache]: Analyzing trace with hash -650673462, now seen corresponding path program 1 times [2023-11-06 22:39:23,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:39:23,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [39167899] [2023-11-06 22:39:23,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:23,637 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 22:39:23,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:39:23,639 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:39:23,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:39:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:39:25,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:25,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:39:25,187 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:25,187 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:39:25,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [39167899] [2023-11-06 22:39:25,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [39167899] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:25,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:39:25,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:39:25,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288732734] [2023-11-06 22:39:25,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:25,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:39:25,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:39:25,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:39:25,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:39:25,191 INFO L87 Difference]: Start difference. First operand 187 states and 297 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:39:28,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:30,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:31,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:31,158 INFO L93 Difference]: Finished difference Result 435 states and 692 transitions. [2023-11-06 22:39:31,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:39:31,159 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2023-11-06 22:39:31,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:31,164 INFO L225 Difference]: With dead ends: 435 [2023-11-06 22:39:31,165 INFO L226 Difference]: Without dead ends: 251 [2023-11-06 22:39:31,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 213 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 22:39:31,168 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 48 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:31,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 284 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 14 Invalid, 2 Unknown, 0 Unchecked, 5.9s Time] [2023-11-06 22:39:31,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-11-06 22:39:31,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 205. [2023-11-06 22:39:31,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 134 states have (on average 1.3805970149253732) internal successors, (185), 134 states have internal predecessors, (185), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-06 22:39:31,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 321 transitions. [2023-11-06 22:39:31,215 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 321 transitions. Word has length 215 [2023-11-06 22:39:31,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:31,216 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 321 transitions. [2023-11-06 22:39:31,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:39:31,217 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 321 transitions. [2023-11-06 22:39:31,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-06 22:39:31,221 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:31,221 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:39:31,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:31,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:39:31,435 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:31,435 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:31,436 INFO L85 PathProgramCache]: Analyzing trace with hash -493575700, now seen corresponding path program 1 times [2023-11-06 22:39:31,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:39:31,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [156619243] [2023-11-06 22:39:31,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:31,437 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 22:39:31,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:39:31,439 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:39:31,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:39:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:39:32,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:39:36,626 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:36,626 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:39:36,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [156619243] [2023-11-06 22:39:36,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [156619243] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:36,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:39:36,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:39:36,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604083079] [2023-11-06 22:39:36,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:36,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:39:36,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:39:36,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:39:36,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:39:36,631 INFO L87 Difference]: Start difference. First operand 205 states and 321 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:39:39,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:41,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:43,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:47,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:49,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:51,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:54,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:39:57,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:00,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:05,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:07,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:09,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:11,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:13,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:14,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:40:14,576 INFO L93 Difference]: Finished difference Result 305 states and 478 transitions. [2023-11-06 22:40:14,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:40:14,577 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2023-11-06 22:40:14,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:40:14,582 INFO L225 Difference]: With dead ends: 305 [2023-11-06 22:40:14,582 INFO L226 Difference]: Without dead ends: 203 [2023-11-06 22:40:14,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:40:14,585 INFO L413 NwaCegarLoop]: 260 mSDtfsCounter, 154 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 69 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 608 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:40:14,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 608 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 70 Invalid, 14 Unknown, 0 Unchecked, 37.8s Time] [2023-11-06 22:40:14,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2023-11-06 22:40:14,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 197. [2023-11-06 22:40:14,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 126 states have (on average 1.3492063492063493) internal successors, (170), 126 states have internal predecessors, (170), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-06 22:40:14,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 306 transitions. [2023-11-06 22:40:14,625 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 306 transitions. Word has length 216 [2023-11-06 22:40:14,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:40:14,626 INFO L495 AbstractCegarLoop]: Abstraction has 197 states and 306 transitions. [2023-11-06 22:40:14,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:40:14,627 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 306 transitions. [2023-11-06 22:40:14,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-06 22:40:14,631 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:40:14,631 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:40:14,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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)] Forceful destruction successful, exit code 0 [2023-11-06 22:40:14,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:40:14,852 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:40:14,853 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:40:14,853 INFO L85 PathProgramCache]: Analyzing trace with hash -406849377, now seen corresponding path program 1 times [2023-11-06 22:40:14,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:40:14,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1523006894] [2023-11-06 22:40:14,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:40:14,854 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 22:40:14,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:40:14,856 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:40:14,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 (6)] Waiting until timeout for monitored process [2023-11-06 22:40:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:16,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:40:16,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:40:20,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:40:20,027 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:40:20,031 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:40:20,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1523006894] [2023-11-06 22:40:20,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1523006894] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:40:20,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:40:20,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:40:20,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710568844] [2023-11-06 22:40:20,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:40:20,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:40:20,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:40:20,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:40:20,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:40:20,045 INFO L87 Difference]: Start difference. First operand 197 states and 306 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:40:23,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:25,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:25,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:40:25,513 INFO L93 Difference]: Finished difference Result 585 states and 912 transitions. [2023-11-06 22:40:25,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:40:25,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 217 [2023-11-06 22:40:25,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:40:25,926 INFO L225 Difference]: With dead ends: 585 [2023-11-06 22:40:25,926 INFO L226 Difference]: Without dead ends: 391 [2023-11-06 22:40:25,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 215 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 22:40:25,929 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 36 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:40:25,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 287 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 5.4s Time] [2023-11-06 22:40:25,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2023-11-06 22:40:25,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 378. [2023-11-06 22:40:26,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 237 states have (on average 1.3417721518987342) internal successors, (318), 237 states have internal predecessors, (318), 136 states have call successors, (136), 4 states have call predecessors, (136), 4 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2023-11-06 22:40:26,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 590 transitions. [2023-11-06 22:40:26,006 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 590 transitions. Word has length 217 [2023-11-06 22:40:26,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:40:26,007 INFO L495 AbstractCegarLoop]: Abstraction has 378 states and 590 transitions. [2023-11-06 22:40:26,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:40:26,008 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 590 transitions. [2023-11-06 22:40:26,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-06 22:40:26,011 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:40:26,012 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:40:26,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:40:26,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:40:26,238 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:40:26,238 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:40:26,238 INFO L85 PathProgramCache]: Analyzing trace with hash -801095943, now seen corresponding path program 1 times [2023-11-06 22:40:26,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:40:26,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [553808441] [2023-11-06 22:40:26,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:40:26,239 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 22:40:26,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:40:26,240 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:40:26,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 (7)] Waiting until timeout for monitored process [2023-11-06 22:40:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:27,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:40:27,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:40:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-06 22:40:35,181 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:40:35,182 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:40:35,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [553808441] [2023-11-06 22:40:35,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [553808441] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:40:35,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:40:35,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:40:35,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619279642] [2023-11-06 22:40:35,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:40:35,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:40:35,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:40:35,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:40:35,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:40:35,185 INFO L87 Difference]: Start difference. First operand 378 states and 590 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:40:43,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:45,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:47,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:49,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:53,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:55,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:40:57,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:01,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:03,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:05,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:07,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:09,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:11,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:13,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:17,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:19,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:25,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:27,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:29,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:31,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:41:32,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:41:32,161 INFO L93 Difference]: Finished difference Result 2128 states and 3318 transitions. [2023-11-06 22:41:32,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:41:32,162 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2023-11-06 22:41:32,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:41:32,178 INFO L225 Difference]: With dead ends: 2128 [2023-11-06 22:41:32,178 INFO L226 Difference]: Without dead ends: 1753 [2023-11-06 22:41:32,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:41:32,184 INFO L413 NwaCegarLoop]: 403 mSDtfsCounter, 370 mSDsluCounter, 695 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 69 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 1098 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 548 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:41:32,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 1098 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 548 Invalid, 20 Unknown, 0 Unchecked, 56.3s Time] [2023-11-06 22:41:32,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1753 states. [2023-11-06 22:41:32,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1753 to 1485. [2023-11-06 22:41:32,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1485 states, 924 states have (on average 1.341991341991342) internal successors, (1240), 924 states have internal predecessors, (1240), 544 states have call successors, (544), 16 states have call predecessors, (544), 16 states have return successors, (544), 544 states have call predecessors, (544), 544 states have call successors, (544) [2023-11-06 22:41:32,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1485 states and 2328 transitions. [2023-11-06 22:41:32,528 INFO L78 Accepts]: Start accepts. Automaton has 1485 states and 2328 transitions. Word has length 218 [2023-11-06 22:41:32,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:41:32,529 INFO L495 AbstractCegarLoop]: Abstraction has 1485 states and 2328 transitions. [2023-11-06 22:41:32,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:41:32,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2328 transitions. [2023-11-06 22:41:32,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-06 22:41:32,534 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:41:32,534 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:41:32,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:41:32,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:41:32,758 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:41:32,758 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:41:32,759 INFO L85 PathProgramCache]: Analyzing trace with hash -935109449, now seen corresponding path program 1 times [2023-11-06 22:41:32,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:41:32,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [393791015] [2023-11-06 22:41:32,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:41:32,759 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 22:41:32,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:41:32,762 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 22:41:32,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab097e8-9fd5-4549-8ff0-3a2802f5c204/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 (8)] Waiting until timeout for monitored process [2023-11-06 22:41:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:34,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:41:34,130 INFO L285 TraceCheckSpWp]: Computing forward predicates...