./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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 949a14af8f004354a2c5a2a77812aed76275a3c0c9425a0db7ac3839947ce1ec --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:04:44,090 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:04:44,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:04:44,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:04:44,170 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:04:44,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:04:44,200 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:04:44,201 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:04:44,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:04:44,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:04:44,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:04:44,204 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:04:44,205 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:04:44,205 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:04:44,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:04:44,207 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:04:44,207 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:04:44,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:04:44,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:04:44,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:04:44,210 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:04:44,210 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:04:44,211 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:04:44,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:04:44,212 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:04:44,212 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:04:44,213 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:04:44,213 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:04:44,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:04:44,214 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:04:44,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:04:44,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:04:44,216 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:04:44,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:04:44,216 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:04:44,216 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:04:44,217 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:04:44,217 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:04:44,217 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:04:44,218 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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 949a14af8f004354a2c5a2a77812aed76275a3c0c9425a0db7ac3839947ce1ec [2023-11-06 23:04:44,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:04:44,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:04:44,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:04:44,477 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:04:44,478 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:04:44,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i [2023-11-06 23:04:47,594 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:04:47,856 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:04:47,857 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i [2023-11-06 23:04:47,871 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/data/59d418d9a/03330c413449427c87d4de12b8bdf707/FLAGeb0ceb95e [2023-11-06 23:04:47,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/data/59d418d9a/03330c413449427c87d4de12b8bdf707 [2023-11-06 23:04:47,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:04:47,905 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:04:47,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:04:47,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:04:47,913 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:04:47,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:04:47" (1/1) ... [2023-11-06 23:04:47,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67c7a16c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:47, skipping insertion in model container [2023-11-06 23:04:47,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:04:47" (1/1) ... [2023-11-06 23:04:47,958 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:04:48,148 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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i[919,932] [2023-11-06 23:04:48,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:04:48,300 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:04:48,312 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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i[919,932] [2023-11-06 23:04:48,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:04:48,416 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:04:48,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48 WrapperNode [2023-11-06 23:04:48,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:04:48,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:04:48,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:04:48,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:04:48,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,534 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 302 [2023-11-06 23:04:48,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:04:48,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:04:48,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:04:48,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:04:48,546 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,568 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,612 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,616 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,646 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:04:48,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:04:48,649 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:04:48,649 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:04:48,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (1/1) ... [2023-11-06 23:04:48,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:04:48,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:48,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:04:48,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:04:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:04:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:04:48,734 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:04:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:04:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:04:48,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:04:48,846 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:04:48,848 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:04:49,643 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:04:49,655 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:04:49,655 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:04:49,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:49 BoogieIcfgContainer [2023-11-06 23:04:49,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:04:49,666 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:04:49,666 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:04:49,670 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:04:49,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:04:47" (1/3) ... [2023-11-06 23:04:49,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a57a985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:04:49, skipping insertion in model container [2023-11-06 23:04:49,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:48" (2/3) ... [2023-11-06 23:04:49,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a57a985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:04:49, skipping insertion in model container [2023-11-06 23:04:49,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:49" (3/3) ... [2023-11-06 23:04:49,675 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i [2023-11-06 23:04:49,697 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:04:49,697 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:04:49,804 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:04:49,812 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;@9a2d518, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:04:49,812 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:04:49,817 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 78 states have (on average 1.5) internal successors, (117), 79 states have internal predecessors, (117), 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 23:04:49,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-06 23:04:49,838 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:49,839 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] [2023-11-06 23:04:49,839 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:49,845 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:49,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1547323846, now seen corresponding path program 1 times [2023-11-06 23:04:49,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:49,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65698327] [2023-11-06 23:04:49,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:49,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:50,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:50,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65698327] [2023-11-06 23:04:50,193 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 23:04:50,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1824123199] [2023-11-06 23:04:50,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:50,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:50,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:50,200 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:04:50,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 23:04:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:50,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:04:50,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:50,557 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 23:04:50,557 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:04:50,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1824123199] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:50,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:50,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:04:50,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018800594] [2023-11-06 23:04:50,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:50,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:04:50,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:50,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:04:50,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:04:50,624 INFO L87 Difference]: Start difference. First operand has 115 states, 78 states have (on average 1.5) internal successors, (117), 79 states have internal predecessors, (117), 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 27.5) internal successors, (55), 2 states have internal predecessors, (55), 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 23:04:50,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:50,702 INFO L93 Difference]: Finished difference Result 223 states and 398 transitions. [2023-11-06 23:04:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:04:50,704 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 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 220 [2023-11-06 23:04:50,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:50,716 INFO L225 Difference]: With dead ends: 223 [2023-11-06 23:04:50,716 INFO L226 Difference]: Without dead ends: 111 [2023-11-06 23:04:50,720 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:04:50,724 INFO L413 NwaCegarLoop]: 178 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, 178 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:50,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:04:50,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2023-11-06 23:04:50,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2023-11-06 23:04:50,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 75 states have (on average 1.4666666666666666) internal successors, (110), 75 states have internal predecessors, (110), 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 23:04:50,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 178 transitions. [2023-11-06 23:04:50,783 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 178 transitions. Word has length 220 [2023-11-06 23:04:50,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:50,785 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 178 transitions. [2023-11-06 23:04:50,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 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 23:04:50,786 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 178 transitions. [2023-11-06 23:04:50,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-06 23:04:50,795 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:50,796 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] [2023-11-06 23:04:50,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:04:51,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 23:04:51,002 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:51,003 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:51,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1825821766, now seen corresponding path program 1 times [2023-11-06 23:04:51,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:51,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172108490] [2023-11-06 23:04:51,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:51,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:51,129 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:04:51,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [98405680] [2023-11-06 23:04:51,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:51,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:51,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:51,131 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:04:51,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 23:04:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:51,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 23:04:51,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:51,523 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 23:04:51,523 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:04:51,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:51,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172108490] [2023-11-06 23:04:51,524 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:04:51,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98405680] [2023-11-06 23:04:51,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [98405680] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:51,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:51,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:04:51,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52039006] [2023-11-06 23:04:51,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:51,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:04:51,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:51,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:04:51,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:04:51,529 INFO L87 Difference]: Start difference. First operand 111 states and 178 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 23:04:51,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:51,572 INFO L93 Difference]: Finished difference Result 219 states and 353 transitions. [2023-11-06 23:04:51,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:04:51,573 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 220 [2023-11-06 23:04:51,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:51,577 INFO L225 Difference]: With dead ends: 219 [2023-11-06 23:04:51,577 INFO L226 Difference]: Without dead ends: 111 [2023-11-06 23:04:51,579 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:04:51,580 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 49 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:51,581 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 469 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:04:51,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2023-11-06 23:04:51,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2023-11-06 23:04:51,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 75 states have (on average 1.4533333333333334) internal successors, (109), 75 states have internal predecessors, (109), 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 23:04:51,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 177 transitions. [2023-11-06 23:04:51,613 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 177 transitions. Word has length 220 [2023-11-06 23:04:51,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:51,620 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 177 transitions. [2023-11-06 23:04:51,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 23:04:51,621 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 177 transitions. [2023-11-06 23:04:51,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-06 23:04:51,634 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:51,635 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 23:04:51,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:04:51,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:51,842 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:51,842 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:51,843 INFO L85 PathProgramCache]: Analyzing trace with hash 657086046, now seen corresponding path program 1 times [2023-11-06 23:04:51,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:51,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615633019] [2023-11-06 23:04:51,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:51,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:51,909 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:04:51,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1550482222] [2023-11-06 23:04:51,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:51,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:51,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:51,911 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:04:51,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 23:04:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:52,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:04:52,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:52,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1045 proven. 33 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2023-11-06 23:04:52,404 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:04:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 33 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-06 23:04:52,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:52,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615633019] [2023-11-06 23:04:52,687 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:04:52,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1550482222] [2023-11-06 23:04:52,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1550482222] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:04:52,688 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:04:52,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-06 23:04:52,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009872899] [2023-11-06 23:04:52,688 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:04:52,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:04:52,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:52,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:04:52,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:04:52,693 INFO L87 Difference]: Start difference. First operand 111 states and 177 transitions. Second operand has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2023-11-06 23:04:53,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:53,059 INFO L93 Difference]: Finished difference Result 225 states and 356 transitions. [2023-11-06 23:04:53,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 23:04:53,060 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 221 [2023-11-06 23:04:53,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:53,070 INFO L225 Difference]: With dead ends: 225 [2023-11-06 23:04:53,071 INFO L226 Difference]: Without dead ends: 117 [2023-11-06 23:04:53,073 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 444 GetRequests, 434 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:04:53,076 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 268 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:53,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 314 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 23:04:53,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-06 23:04:53,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 115. [2023-11-06 23:04:53,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 78 states have (on average 1.3846153846153846) internal successors, (108), 78 states have internal predecessors, (108), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-06 23:04:53,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 176 transitions. [2023-11-06 23:04:53,117 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 176 transitions. Word has length 221 [2023-11-06 23:04:53,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:53,119 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 176 transitions. [2023-11-06 23:04:53,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2023-11-06 23:04:53,120 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 176 transitions. [2023-11-06 23:04:53,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-06 23:04:53,124 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:53,124 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 23:04:53,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:04:53,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:53,335 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:53,335 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:53,336 INFO L85 PathProgramCache]: Analyzing trace with hash 2008714806, now seen corresponding path program 1 times [2023-11-06 23:04:53,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:53,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116946953] [2023-11-06 23:04:53,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:53,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:53,422 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:04:53,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1596320782] [2023-11-06 23:04:53,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:53,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:53,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:53,430 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:04:53,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 23:04:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:53,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:04:53,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:53,655 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 23:04:53,655 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:04:53,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:53,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116946953] [2023-11-06 23:04:53,656 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:04:53,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596320782] [2023-11-06 23:04:53,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1596320782] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:53,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:53,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:04:53,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739992793] [2023-11-06 23:04:53,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:53,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:04:53,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:53,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:04:53,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:04:53,661 INFO L87 Difference]: Start difference. First operand 115 states and 176 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 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 23:04:53,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:53,725 INFO L93 Difference]: Finished difference Result 303 states and 461 transitions. [2023-11-06 23:04:53,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:04:53,726 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 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 23:04:53,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:53,730 INFO L225 Difference]: With dead ends: 303 [2023-11-06 23:04:53,730 INFO L226 Difference]: Without dead ends: 191 [2023-11-06 23:04:53,731 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 23:04:53,736 INFO L413 NwaCegarLoop]: 202 mSDtfsCounter, 109 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:53,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 356 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:04:53,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2023-11-06 23:04:53,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 188. [2023-11-06 23:04:53,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 125 states have (on average 1.344) internal successors, (168), 126 states have internal predecessors, (168), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-06 23:04:53,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 284 transitions. [2023-11-06 23:04:53,810 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 284 transitions. Word has length 224 [2023-11-06 23:04:53,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:53,811 INFO L495 AbstractCegarLoop]: Abstraction has 188 states and 284 transitions. [2023-11-06 23:04:53,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 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 23:04:53,812 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 284 transitions. [2023-11-06 23:04:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-06 23:04:53,816 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:53,817 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 23:04:53,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:04:54,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:54,024 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:54,024 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:54,024 INFO L85 PathProgramCache]: Analyzing trace with hash 420366904, now seen corresponding path program 1 times [2023-11-06 23:04:54,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:54,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095841363] [2023-11-06 23:04:54,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:54,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:54,076 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:04:54,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [992175356] [2023-11-06 23:04:54,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:54,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:54,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:54,082 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:04:54,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 23:04:54,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:54,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:04:54,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:54,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 945 proven. 27 refuted. 0 times theorem prover too weak. 1272 trivial. 0 not checked. [2023-11-06 23:04:54,439 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:04:54,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 72 proven. 27 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-06 23:04:54,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:54,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095841363] [2023-11-06 23:04:54,667 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:04:54,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [992175356] [2023-11-06 23:04:54,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [992175356] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:04:54,667 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:04:54,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-06 23:04:54,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912429826] [2023-11-06 23:04:54,668 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:04:54,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:04:54,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:54,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:04:54,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:04:54,670 INFO L87 Difference]: Start difference. First operand 188 states and 284 transitions. Second operand has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-06 23:04:54,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:54,958 INFO L93 Difference]: Finished difference Result 312 states and 465 transitions. [2023-11-06 23:04:54,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 23:04:54,966 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 224 [2023-11-06 23:04:54,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:54,968 INFO L225 Difference]: With dead ends: 312 [2023-11-06 23:04:54,968 INFO L226 Difference]: Without dead ends: 127 [2023-11-06 23:04:54,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 440 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:04:54,970 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 108 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:54,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 306 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:04:54,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-06 23:04:54,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 123. [2023-11-06 23:04:54,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 84 states have (on average 1.3095238095238095) internal successors, (110), 84 states have internal predecessors, (110), 34 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-06 23:04:54,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 178 transitions. [2023-11-06 23:04:54,988 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 178 transitions. Word has length 224 [2023-11-06 23:04:54,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:54,989 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 178 transitions. [2023-11-06 23:04:54,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-06 23:04:54,989 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 178 transitions. [2023-11-06 23:04:54,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-06 23:04:54,992 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:54,993 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] [2023-11-06 23:04:54,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:04:55,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:55,200 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:55,200 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:55,200 INFO L85 PathProgramCache]: Analyzing trace with hash 404697243, now seen corresponding path program 1 times [2023-11-06 23:04:55,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:55,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952035914] [2023-11-06 23:04:55,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:55,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:55,236 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:04:55,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1058474891] [2023-11-06 23:04:55,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:55,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:55,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:55,238 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:04:55,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 23:04:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:55,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 23:04:55,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:55,501 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 23:04:55,501 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:04:55,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:55,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952035914] [2023-11-06 23:04:55,502 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:04:55,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1058474891] [2023-11-06 23:04:55,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1058474891] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:55,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:55,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:04:55,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916811995] [2023-11-06 23:04:55,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:55,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:04:55,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:55,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:04:55,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:04:55,506 INFO L87 Difference]: Start difference. First operand 123 states and 178 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 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 23:04:55,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:55,704 INFO L93 Difference]: Finished difference Result 353 states and 512 transitions. [2023-11-06 23:04:55,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 23:04:55,705 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 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 226 [2023-11-06 23:04:55,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:55,714 INFO L225 Difference]: With dead ends: 353 [2023-11-06 23:04:55,714 INFO L226 Difference]: Without dead ends: 233 [2023-11-06 23:04:55,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:04:55,715 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 221 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:55,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 604 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:04:55,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2023-11-06 23:04:55,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 229. [2023-11-06 23:04:55,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 149 states have (on average 1.2684563758389262) internal successors, (189), 151 states have internal predecessors, (189), 72 states have call successors, (72), 7 states have call predecessors, (72), 7 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-06 23:04:55,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 333 transitions. [2023-11-06 23:04:55,750 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 333 transitions. Word has length 226 [2023-11-06 23:04:55,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:55,751 INFO L495 AbstractCegarLoop]: Abstraction has 229 states and 333 transitions. [2023-11-06 23:04:55,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 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 23:04:55,751 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 333 transitions. [2023-11-06 23:04:55,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-06 23:04:55,755 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:55,755 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] [2023-11-06 23:04:55,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 23:04:55,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-06 23:04:55,963 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:55,963 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:55,964 INFO L85 PathProgramCache]: Analyzing trace with hash 662862681, now seen corresponding path program 1 times [2023-11-06 23:04:55,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:55,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617133244] [2023-11-06 23:04:55,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:55,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:56,007 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:04:56,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1663705416] [2023-11-06 23:04:56,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:56,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:56,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:56,009 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:04:56,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 23:04:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:56,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 23:04:56,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:56,276 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 23:04:56,276 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:04:56,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:56,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617133244] [2023-11-06 23:04:56,277 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:04:56,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1663705416] [2023-11-06 23:04:56,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1663705416] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:56,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:56,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:04:56,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801662007] [2023-11-06 23:04:56,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:56,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:04:56,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:56,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:04:56,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:04:56,281 INFO L87 Difference]: Start difference. First operand 229 states and 333 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 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 23:04:56,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:56,526 INFO L93 Difference]: Finished difference Result 429 states and 618 transitions. [2023-11-06 23:04:56,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:04:56,527 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 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 226 [2023-11-06 23:04:56,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:56,531 INFO L225 Difference]: With dead ends: 429 [2023-11-06 23:04:56,531 INFO L226 Difference]: Without dead ends: 233 [2023-11-06 23:04:56,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:04:56,533 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 214 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:56,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 512 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:04:56,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2023-11-06 23:04:56,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 229. [2023-11-06 23:04:56,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 149 states have (on average 1.261744966442953) internal successors, (188), 151 states have internal predecessors, (188), 72 states have call successors, (72), 7 states have call predecessors, (72), 7 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-06 23:04:56,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 332 transitions. [2023-11-06 23:04:56,577 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 332 transitions. Word has length 226 [2023-11-06 23:04:56,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:56,578 INFO L495 AbstractCegarLoop]: Abstraction has 229 states and 332 transitions. [2023-11-06 23:04:56,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 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 23:04:56,578 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 332 transitions. [2023-11-06 23:04:56,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-06 23:04:56,582 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:56,582 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] [2023-11-06 23:04:56,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 23:04:56,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-06 23:04:56,790 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:56,790 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:56,790 INFO L85 PathProgramCache]: Analyzing trace with hash -17195689, now seen corresponding path program 1 times [2023-11-06 23:04:56,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:56,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517942513] [2023-11-06 23:04:56,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:56,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:56,829 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:04:56,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1793069582] [2023-11-06 23:04:56,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:56,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:56,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:56,832 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:04:56,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 23:04:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:57,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 23:04:57,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:57,328 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 23:04:57,328 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:04:57,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:57,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517942513] [2023-11-06 23:04:57,329 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:04:57,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1793069582] [2023-11-06 23:04:57,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1793069582] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:57,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:57,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:04:57,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362741031] [2023-11-06 23:04:57,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:57,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:04:57,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:57,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:04:57,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:04:57,333 INFO L87 Difference]: Start difference. First operand 229 states and 332 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 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 23:04:57,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:57,532 INFO L93 Difference]: Finished difference Result 548 states and 786 transitions. [2023-11-06 23:04:57,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:04:57,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 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 226 [2023-11-06 23:04:57,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:57,537 INFO L225 Difference]: With dead ends: 548 [2023-11-06 23:04:57,538 INFO L226 Difference]: Without dead ends: 352 [2023-11-06 23:04:57,539 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 23:04:57,539 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 108 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:57,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 469 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:04:57,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2023-11-06 23:04:57,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 324. [2023-11-06 23:04:57,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 224 states have (on average 1.28125) internal successors, (287), 225 states have internal predecessors, (287), 88 states have call successors, (88), 11 states have call predecessors, (88), 11 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-06 23:04:57,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 463 transitions. [2023-11-06 23:04:57,582 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 463 transitions. Word has length 226 [2023-11-06 23:04:57,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:57,583 INFO L495 AbstractCegarLoop]: Abstraction has 324 states and 463 transitions. [2023-11-06 23:04:57,583 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 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 23:04:57,584 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 463 transitions. [2023-11-06 23:04:57,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-11-06 23:04:57,587 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:57,587 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 23:04:57,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 23:04:57,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-06 23:04:57,794 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:57,794 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:57,794 INFO L85 PathProgramCache]: Analyzing trace with hash -2101423548, now seen corresponding path program 1 times [2023-11-06 23:04:57,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:57,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878926129] [2023-11-06 23:04:57,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:57,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:57,839 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:04:57,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [91005611] [2023-11-06 23:04:57,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:57,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:57,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:57,841 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:04:57,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 23:04:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:58,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 23:04:58,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:04:58,382 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 23:04:58,382 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:04:58,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:58,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878926129] [2023-11-06 23:04:58,383 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:04:58,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [91005611] [2023-11-06 23:04:58,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [91005611] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:58,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:58,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:04:58,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951821359] [2023-11-06 23:04:58,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:58,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 23:04:58,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:58,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 23:04:58,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:04:58,388 INFO L87 Difference]: Start difference. First operand 324 states and 463 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) 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 23:04:58,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:58,729 INFO L93 Difference]: Finished difference Result 861 states and 1229 transitions. [2023-11-06 23:04:58,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 23:04:58,730 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) 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 23:04:58,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:58,735 INFO L225 Difference]: With dead ends: 861 [2023-11-06 23:04:58,735 INFO L226 Difference]: Without dead ends: 625 [2023-11-06 23:04:58,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2023-11-06 23:04:58,739 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 453 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 453 SdHoareTripleChecker+Valid, 1047 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:58,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [453 Valid, 1047 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:04:58,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2023-11-06 23:04:58,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 567. [2023-11-06 23:04:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 567 states, 406 states have (on average 1.3004926108374384) internal successors, (528), 408 states have internal predecessors, (528), 142 states have call successors, (142), 18 states have call predecessors, (142), 18 states have return successors, (142), 140 states have call predecessors, (142), 142 states have call successors, (142) [2023-11-06 23:04:58,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 812 transitions. [2023-11-06 23:04:58,820 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 812 transitions. Word has length 227 [2023-11-06 23:04:58,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:58,822 INFO L495 AbstractCegarLoop]: Abstraction has 567 states and 812 transitions. [2023-11-06 23:04:58,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) 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 23:04:58,822 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 812 transitions. [2023-11-06 23:04:58,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-11-06 23:04:58,826 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:58,827 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 23:04:58,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-06 23:04:59,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:59,033 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:59,034 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:59,034 INFO L85 PathProgramCache]: Analyzing trace with hash 388105414, now seen corresponding path program 1 times [2023-11-06 23:04:59,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:59,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562533644] [2023-11-06 23:04:59,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:59,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:59,066 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:04:59,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1684444749] [2023-11-06 23:04:59,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:59,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:04:59,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:59,068 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:04:59,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 23:04:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:59,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:04:59,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:00,153 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 23:05:00,154 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:05:00,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:05:00,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562533644] [2023-11-06 23:05:00,154 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:05:00,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1684444749] [2023-11-06 23:05:00,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1684444749] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:00,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:00,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:05:00,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357390113] [2023-11-06 23:05:00,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:00,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:05:00,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:05:00,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:05:00,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:05:00,157 INFO L87 Difference]: Start difference. First operand 567 states and 812 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 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 23:05:00,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:00,373 INFO L93 Difference]: Finished difference Result 1313 states and 1883 transitions. [2023-11-06 23:05:00,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 23:05:00,374 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 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 23:05:00,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:00,380 INFO L225 Difference]: With dead ends: 1313 [2023-11-06 23:05:00,380 INFO L226 Difference]: Without dead ends: 833 [2023-11-06 23:05:00,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:05:00,383 INFO L413 NwaCegarLoop]: 207 mSDtfsCounter, 94 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 547 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:00,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 547 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:05:00,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2023-11-06 23:05:00,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 767. [2023-11-06 23:05:00,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 767 states, 606 states have (on average 1.3316831683168318) internal successors, (807), 608 states have internal predecessors, (807), 142 states have call successors, (142), 18 states have call predecessors, (142), 18 states have return successors, (142), 140 states have call predecessors, (142), 142 states have call successors, (142) [2023-11-06 23:05:00,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 1091 transitions. [2023-11-06 23:05:00,464 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 1091 transitions. Word has length 227 [2023-11-06 23:05:00,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:00,464 INFO L495 AbstractCegarLoop]: Abstraction has 767 states and 1091 transitions. [2023-11-06 23:05:00,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 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 23:05:00,465 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1091 transitions. [2023-11-06 23:05:00,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-11-06 23:05:00,468 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:00,468 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 23:05:00,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:00,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:00,675 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:00,676 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:00,676 INFO L85 PathProgramCache]: Analyzing trace with hash 315718856, now seen corresponding path program 1 times [2023-11-06 23:05:00,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:05:00,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538809608] [2023-11-06 23:05:00,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:00,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:05:00,713 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:05:00,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [999880864] [2023-11-06 23:05:00,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:00,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:00,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:00,715 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:05:00,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-06 23:05:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:00,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:05:00,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:01,364 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 23:05:01,365 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:05:01,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:05:01,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538809608] [2023-11-06 23:05:01,366 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:05:01,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [999880864] [2023-11-06 23:05:01,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [999880864] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:01,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:01,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:05:01,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731066123] [2023-11-06 23:05:01,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:01,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:05:01,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:05:01,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:05:01,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:05:01,368 INFO L87 Difference]: Start difference. First operand 767 states and 1091 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 23:05:01,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:01,540 INFO L93 Difference]: Finished difference Result 1323 states and 1887 transitions. [2023-11-06 23:05:01,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:05:01,541 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 23:05:01,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:01,547 INFO L225 Difference]: With dead ends: 1323 [2023-11-06 23:05:01,547 INFO L226 Difference]: Without dead ends: 829 [2023-11-06 23:05:01,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:05:01,550 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 184 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 615 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:01,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 615 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:05:01,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2023-11-06 23:05:01,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 593. [2023-11-06 23:05:01,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 593 states, 432 states have (on average 1.2893518518518519) internal successors, (557), 434 states have internal predecessors, (557), 142 states have call successors, (142), 18 states have call predecessors, (142), 18 states have return successors, (142), 140 states have call predecessors, (142), 142 states have call successors, (142) [2023-11-06 23:05:01,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 841 transitions. [2023-11-06 23:05:01,625 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 841 transitions. Word has length 227 [2023-11-06 23:05:01,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:01,626 INFO L495 AbstractCegarLoop]: Abstraction has 593 states and 841 transitions. [2023-11-06 23:05:01,626 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 23:05:01,627 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 841 transitions. [2023-11-06 23:05:01,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-11-06 23:05:01,630 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:01,631 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:05:01,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:01,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:01,838 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:01,838 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:01,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1900251945, now seen corresponding path program 1 times [2023-11-06 23:05:01,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:05:01,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627309403] [2023-11-06 23:05:01,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:01,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:05:01,878 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:05:01,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1479187300] [2023-11-06 23:05:01,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:01,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:01,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:01,880 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:05:01,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-06 23:05:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:02,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 23:05:02,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:02,472 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 23:05:02,472 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:05:02,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:05:02,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627309403] [2023-11-06 23:05:02,472 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:05:02,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479187300] [2023-11-06 23:05:02,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1479187300] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:02,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:02,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:05:02,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744195235] [2023-11-06 23:05:02,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:02,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:05:02,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:05:02,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:05:02,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:05:02,475 INFO L87 Difference]: Start difference. First operand 593 states and 841 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 23:05:02,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:02,754 INFO L93 Difference]: Finished difference Result 1722 states and 2433 transitions. [2023-11-06 23:05:02,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:05:02,755 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 230 [2023-11-06 23:05:02,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:02,764 INFO L225 Difference]: With dead ends: 1722 [2023-11-06 23:05:02,764 INFO L226 Difference]: Without dead ends: 1210 [2023-11-06 23:05:02,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:05:02,767 INFO L413 NwaCegarLoop]: 202 mSDtfsCounter, 165 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:02,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 515 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:05:02,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1210 states. [2023-11-06 23:05:02,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1210 to 1158. [2023-11-06 23:05:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1158 states, 875 states have (on average 1.2845714285714285) internal successors, (1124), 879 states have internal predecessors, (1124), 250 states have call successors, (250), 32 states have call predecessors, (250), 32 states have return successors, (250), 246 states have call predecessors, (250), 250 states have call successors, (250) [2023-11-06 23:05:02,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1158 states and 1624 transitions. [2023-11-06 23:05:02,951 INFO L78 Accepts]: Start accepts. Automaton has 1158 states and 1624 transitions. Word has length 230 [2023-11-06 23:05:02,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:02,952 INFO L495 AbstractCegarLoop]: Abstraction has 1158 states and 1624 transitions. [2023-11-06 23:05:02,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 23:05:02,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1624 transitions. [2023-11-06 23:05:02,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-11-06 23:05:02,957 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:02,957 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, 1, 1, 1, 1, 1] [2023-11-06 23:05:02,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:03,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-06 23:05:03,164 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:03,164 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:03,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1288878834, now seen corresponding path program 1 times [2023-11-06 23:05:03,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:05:03,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246112182] [2023-11-06 23:05:03,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:03,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:05:03,209 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:05:03,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2117706641] [2023-11-06 23:05:03,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:03,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:03,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:03,211 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:05:03,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-06 23:05:03,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:03,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 23:05:03,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:04,187 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 23:05:04,187 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:05:04,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:05:04,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246112182] [2023-11-06 23:05:04,189 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:05:04,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2117706641] [2023-11-06 23:05:04,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2117706641] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:04,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:04,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:05:04,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845881221] [2023-11-06 23:05:04,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:04,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:05:04,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:05:04,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:05:04,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:05:04,193 INFO L87 Difference]: Start difference. First operand 1158 states and 1624 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 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 23:05:04,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:04,479 INFO L93 Difference]: Finished difference Result 2341 states and 3279 transitions. [2023-11-06 23:05:04,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:05:04,480 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 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 232 [2023-11-06 23:05:04,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:04,489 INFO L225 Difference]: With dead ends: 2341 [2023-11-06 23:05:04,489 INFO L226 Difference]: Without dead ends: 1264 [2023-11-06 23:05:04,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:05:04,494 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 99 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:04,495 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 466 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:05:04,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1264 states. [2023-11-06 23:05:04,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1264 to 1174. [2023-11-06 23:05:04,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1174 states, 891 states have (on average 1.2772166105499438) internal successors, (1138), 895 states have internal predecessors, (1138), 250 states have call successors, (250), 32 states have call predecessors, (250), 32 states have return successors, (250), 246 states have call predecessors, (250), 250 states have call successors, (250) [2023-11-06 23:05:04,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1174 states and 1638 transitions. [2023-11-06 23:05:04,638 INFO L78 Accepts]: Start accepts. Automaton has 1174 states and 1638 transitions. Word has length 232 [2023-11-06 23:05:04,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:04,638 INFO L495 AbstractCegarLoop]: Abstraction has 1174 states and 1638 transitions. [2023-11-06 23:05:04,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 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 23:05:04,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1638 transitions. [2023-11-06 23:05:04,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-11-06 23:05:04,641 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:04,641 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, 1, 1, 1, 1, 1] [2023-11-06 23:05:04,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:04,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:04,847 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:04,848 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:04,848 INFO L85 PathProgramCache]: Analyzing trace with hash -364473294, now seen corresponding path program 1 times [2023-11-06 23:05:04,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:05:04,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852175500] [2023-11-06 23:05:04,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:04,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:05:04,897 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:05:04,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [986817825] [2023-11-06 23:05:04,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:04,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:04,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:04,899 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:05:04,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-06 23:05:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:05,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:05:05,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:05,574 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 23:05:05,574 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:05:05,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:05:05,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852175500] [2023-11-06 23:05:05,574 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:05:05,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986817825] [2023-11-06 23:05:05,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [986817825] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:05,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:05,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:05:05,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016452396] [2023-11-06 23:05:05,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:05,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:05:05,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:05:05,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:05:05,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:05:05,578 INFO L87 Difference]: Start difference. First operand 1174 states and 1638 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 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 23:05:06,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:06,095 INFO L93 Difference]: Finished difference Result 3508 states and 4884 transitions. [2023-11-06 23:05:06,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 23:05:06,096 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 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 232 [2023-11-06 23:05:06,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:06,112 INFO L225 Difference]: With dead ends: 3508 [2023-11-06 23:05:06,113 INFO L226 Difference]: Without dead ends: 2522 [2023-11-06 23:05:06,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:05:06,117 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 140 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:06,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 534 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 23:05:06,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2522 states. [2023-11-06 23:05:06,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2522 to 2510. [2023-11-06 23:05:06,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2510 states, 1958 states have (on average 1.2880490296220632) internal successors, (2522), 1974 states have internal predecessors, (2522), 482 states have call successors, (482), 69 states have call predecessors, (482), 69 states have return successors, (482), 466 states have call predecessors, (482), 482 states have call successors, (482) [2023-11-06 23:05:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2510 states and 3486 transitions. [2023-11-06 23:05:06,437 INFO L78 Accepts]: Start accepts. Automaton has 2510 states and 3486 transitions. Word has length 232 [2023-11-06 23:05:06,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:06,438 INFO L495 AbstractCegarLoop]: Abstraction has 2510 states and 3486 transitions. [2023-11-06 23:05:06,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 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 23:05:06,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 3486 transitions. [2023-11-06 23:05:06,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-11-06 23:05:06,441 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:06,441 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, 1, 1, 1, 1, 1] [2023-11-06 23:05:06,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:06,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:06,653 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:06,654 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:06,654 INFO L85 PathProgramCache]: Analyzing trace with hash -2012941714, now seen corresponding path program 1 times [2023-11-06 23:05:06,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:05:06,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000193273] [2023-11-06 23:05:06,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:06,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:05:06,696 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:05:06,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1514043148] [2023-11-06 23:05:06,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:06,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:06,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:06,698 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:05:06,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-06 23:05:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:07,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 23:05:07,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:07,345 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 23:05:07,345 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:05:07,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:05:07,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000193273] [2023-11-06 23:05:07,346 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:05:07,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1514043148] [2023-11-06 23:05:07,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1514043148] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:07,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:07,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:05:07,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431523116] [2023-11-06 23:05:07,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:07,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:05:07,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:05:07,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:05:07,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:05:07,354 INFO L87 Difference]: Start difference. First operand 2510 states and 3486 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 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 23:05:07,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:07,695 INFO L93 Difference]: Finished difference Result 4657 states and 6495 transitions. [2023-11-06 23:05:07,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:05:07,696 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 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 232 [2023-11-06 23:05:07,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:07,718 INFO L225 Difference]: With dead ends: 4657 [2023-11-06 23:05:07,718 INFO L226 Difference]: Without dead ends: 3392 [2023-11-06 23:05:07,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:05:07,725 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 96 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:07,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 523 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:05:07,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3392 states. [2023-11-06 23:05:08,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3392 to 2417. [2023-11-06 23:05:08,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2417 states, 1865 states have (on average 1.2868632707774799) internal successors, (2400), 1881 states have internal predecessors, (2400), 482 states have call successors, (482), 69 states have call predecessors, (482), 69 states have return successors, (482), 466 states have call predecessors, (482), 482 states have call successors, (482) [2023-11-06 23:05:08,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2417 states and 3364 transitions. [2023-11-06 23:05:08,083 INFO L78 Accepts]: Start accepts. Automaton has 2417 states and 3364 transitions. Word has length 232 [2023-11-06 23:05:08,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:08,084 INFO L495 AbstractCegarLoop]: Abstraction has 2417 states and 3364 transitions. [2023-11-06 23:05:08,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 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 23:05:08,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 3364 transitions. [2023-11-06 23:05:08,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-11-06 23:05:08,087 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:08,087 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, 1, 1, 1, 1, 1] [2023-11-06 23:05:08,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:08,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:08,294 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:08,294 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:08,294 INFO L85 PathProgramCache]: Analyzing trace with hash -89713680, now seen corresponding path program 1 times [2023-11-06 23:05:08,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:05:08,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105105357] [2023-11-06 23:05:08,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:08,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:05:08,325 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:05:08,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2075437044] [2023-11-06 23:05:08,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:08,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:08,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:08,331 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:05:08,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-06 23:05:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:05:08,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:05:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:05:08,890 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:05:08,890 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 23:05:08,891 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:05:08,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:09,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-06 23:05:09,104 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:05:09,107 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:05:09,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:05:09 BoogieIcfgContainer [2023-11-06 23:05:09,329 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:05:09,329 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:05:09,330 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:05:09,330 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:05:09,330 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:49" (3/4) ... [2023-11-06 23:05:09,332 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 23:05:09,333 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:05:09,334 INFO L158 Benchmark]: Toolchain (without parser) took 21429.21ms. Allocated memory was 180.4MB in the beginning and 327.2MB in the end (delta: 146.8MB). Free memory was 140.1MB in the beginning and 266.8MB in the end (delta: -126.6MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-11-06 23:05:09,335 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 132.1MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:05:09,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 509.92ms. Allocated memory is still 180.4MB. Free memory was 140.1MB in the beginning and 122.6MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 23:05:09,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.07ms. Allocated memory is still 180.4MB. Free memory was 122.6MB in the beginning and 113.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 23:05:09,337 INFO L158 Benchmark]: Boogie Preprocessor took 112.17ms. Allocated memory is still 180.4MB. Free memory was 113.7MB in the beginning and 110.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 23:05:09,337 INFO L158 Benchmark]: RCFGBuilder took 1011.83ms. Allocated memory is still 180.4MB. Free memory was 110.0MB in the beginning and 70.1MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-06 23:05:09,338 INFO L158 Benchmark]: TraceAbstraction took 19663.85ms. Allocated memory was 180.4MB in the beginning and 327.2MB in the end (delta: 146.8MB). Free memory was 69.6MB in the beginning and 266.8MB in the end (delta: -197.1MB). Peak memory consumption was 128.9MB. Max. memory is 16.1GB. [2023-11-06 23:05:09,338 INFO L158 Benchmark]: Witness Printer took 4.23ms. Allocated memory is still 327.2MB. Free memory is still 266.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:05:09,344 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 132.1MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 509.92ms. Allocated memory is still 180.4MB. Free memory was 140.1MB in the beginning and 122.6MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.07ms. Allocated memory is still 180.4MB. Free memory was 122.6MB in the beginning and 113.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.17ms. Allocated memory is still 180.4MB. Free memory was 113.7MB in the beginning and 110.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1011.83ms. Allocated memory is still 180.4MB. Free memory was 110.0MB in the beginning and 70.1MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 19663.85ms. Allocated memory was 180.4MB in the beginning and 327.2MB in the end (delta: 146.8MB). Free memory was 69.6MB in the beginning and 266.8MB in the end (delta: -197.1MB). Peak memory consumption was 128.9MB. Max. memory is 16.1GB. * Witness Printer took 4.23ms. Allocated memory is still 327.2MB. Free memory is still 266.8MB. 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 191, overapproximation of bitwiseOr at line 191, overapproximation of someBinaryArithmeticDOUBLEoperation at line 79. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -4; [L23] unsigned char var_1_3 = 64; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_5 = 2; [L26] unsigned short int var_1_6 = 10; [L27] double var_1_8 = 1.875; [L28] signed long int var_1_9 = -4; [L29] double var_1_10 = 63.5; [L30] double var_1_11 = 255.375; [L31] double var_1_12 = 999999999.525; [L32] double var_1_13 = 63.75; [L33] double var_1_14 = 0.625; [L34] unsigned short int var_1_15 = 5; [L35] signed char var_1_16 = 4; [L36] signed char var_1_17 = 0; [L37] signed char var_1_18 = -2; [L38] signed char var_1_19 = 1; [L39] unsigned short int var_1_20 = 50; [L40] unsigned short int var_1_21 = 0; [L41] unsigned char var_1_22 = 2; [L42] unsigned char var_1_23 = 32; [L43] unsigned short int var_1_24 = 8; [L44] signed long int var_1_25 = -64; [L45] unsigned short int var_1_26 = 26914; [L46] unsigned short int var_1_27 = 26182; [L47] unsigned char var_1_28 = 5; [L48] unsigned char var_1_29 = 50; [L49] unsigned char var_1_30 = 10; [L50] signed long int var_1_31 = -32; [L51] unsigned char var_1_32 = 0; [L52] unsigned char var_1_33 = 1; [L53] unsigned char var_1_34 = 0; [L54] signed long int var_1_35 = 1000000; [L55] signed long int var_1_36 = 64; [L56] unsigned char last_1_var_1_3 = 64; [L57] unsigned short int last_1_var_1_6 = 10; [L58] unsigned short int last_1_var_1_15 = 5; [L59] unsigned short int last_1_var_1_20 = 50; [L60] unsigned short int last_1_var_1_21 = 0; VAL [isInitial=0, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=0, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L184] last_1_var_1_3 = var_1_3 [L185] last_1_var_1_6 = var_1_6 [L186] last_1_var_1_15 = var_1_15 [L187] last_1_var_1_20 = var_1_20 [L188] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=0, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L198] RET updateLastVariables() [L199] CALL updateVariables() [L129] var_1_4 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L130] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L131] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L131] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L132] var_1_5 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L133] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L134] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L134] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L135] var_1_9 = __VERIFIER_nondet_long() [L136] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L136] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L137] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L137] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L138] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L138] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L139] var_1_10 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L140] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L141] var_1_11 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L142] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L143] var_1_12 = __VERIFIER_nondet_double() [L144] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L144] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L145] var_1_13 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L146] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L147] var_1_14 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L148] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L149] var_1_17 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_17 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L150] RET assume_abort_if_not(var_1_17 >= -63) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L151] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L151] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L152] var_1_18 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L153] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L154] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L154] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L155] var_1_19 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_19 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L156] RET assume_abort_if_not(var_1_19 >= -31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L157] CALL assume_abort_if_not(var_1_19 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L157] RET assume_abort_if_not(var_1_19 <= 31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L158] var_1_23 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L159] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L160] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L160] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L161] var_1_25 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_25 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L162] RET assume_abort_if_not(var_1_25 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L163] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L163] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L164] var_1_26 = __VERIFIER_nondet_ushort() [L165] CALL assume_abort_if_not(var_1_26 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L165] RET assume_abort_if_not(var_1_26 >= 16383) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L166] CALL assume_abort_if_not(var_1_26 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L166] RET assume_abort_if_not(var_1_26 <= 32767) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L167] var_1_27 = __VERIFIER_nondet_ushort() [L168] CALL assume_abort_if_not(var_1_27 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L168] RET assume_abort_if_not(var_1_27 >= 16384) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L169] CALL assume_abort_if_not(var_1_27 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L169] RET assume_abort_if_not(var_1_27 <= 32767) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L170] var_1_29 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L171] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L172] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L172] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L173] var_1_30 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L174] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L175] CALL assume_abort_if_not(var_1_30 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L175] RET assume_abort_if_not(var_1_30 <= 127) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L176] var_1_33 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_33 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L177] RET assume_abort_if_not(var_1_33 >= 1) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L178] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L178] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L179] var_1_34 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L180] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L181] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L181] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L199] RET updateVariables() [L200] CALL step() [L64] signed long int stepLocal_0 = last_1_var_1_21; VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L65] COND FALSE !(last_1_var_1_6 < stepLocal_0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L68] EXPR last_1_var_1_20 ^ last_1_var_1_15 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20 ^ last_1_var_1_15=55, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L68] signed long int stepLocal_2 = last_1_var_1_20 ^ last_1_var_1_15; [L69] unsigned char stepLocal_1 = var_1_5; VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L70] COND FALSE !(stepLocal_2 < -256) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L73] COND FALSE !(stepLocal_1 <= 50) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L77] var_1_20 = (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4))) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=177, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_8=15/8, var_1_9=84] [L78] COND TRUE var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9)))) [L79] var_1_8 = ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=-4, var_1_20=177, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L85] var_1_16 = (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))))) [L86] var_1_1 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) [L87] unsigned short int stepLocal_3 = var_1_6; VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L88] EXPR (var_1_3 * var_1_17) & (var_1_1 * var_1_18) VAL [(var_1_3 * var_1_17) & (var_1_1 * var_1_18)=0, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L88] COND FALSE !(stepLocal_3 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) [L91] COND TRUE ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21 [L92] var_1_15 = ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L94] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L95] COND FALSE !(((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23))) >= var_1_25) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=5, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L98] COND TRUE var_1_27 > 0 [L99] var_1_28 = (((((((((var_1_29 + var_1_30)) > (var_1_23)) ? ((var_1_29 + var_1_30)) : (var_1_23)))) < (0)) ? ((((((var_1_29 + var_1_30)) > (var_1_23)) ? ((var_1_29 + var_1_30)) : (var_1_23)))) : (0))) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L101] COND TRUE var_1_26 != 10 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L102] COND FALSE !(var_1_26 <= var_1_29) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L106] COND TRUE var_1_26 > 100 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L107] EXPR ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) ^ var_1_26 VAL [((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) ^ var_1_26=0, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L107] COND FALSE !((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) ^ var_1_26) > var_1_25) [L110] var_1_32 = var_1_34 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L113] var_1_35 = ((((var_1_26) > (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))))) ? (var_1_26) : (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))))) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=32767, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L114] COND FALSE !(var_1_29 > var_1_30) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=32767, var_1_36=64, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L121] COND TRUE var_1_25 >= var_1_22 [L122] var_1_36 = 100000000 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=167, stepLocal_2=55, stepLocal_3=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=32767, var_1_36=100000000, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1)) VAL [((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=32767, var_1_36=100000000, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L191] EXPR last_1_var_1_20 ^ last_1_var_1_15 VAL [((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20 ^ last_1_var_1_15=55, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=32767, var_1_36=100000000, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L191] EXPR ((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1)) VAL [((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20 ^ last_1_var_1_15=55, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=32767, var_1_36=100000000, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L191] EXPR (((((((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))) && ((var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9))))) ? (var_1_8 == ((double) ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)))) : ((var_1_13 <= (var_1_14 + var_1_11)) ? (var_1_8 == ((double) var_1_12)) : 1))) && ((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) ? (var_1_15 == ((unsigned short int) ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))))) : 1)) && (var_1_16 == ((signed char) (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))))))) && (var_1_20 == ((unsigned short int) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_6 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) ? (var_1_21 == ((unsigned short int) (var_1_4 + 128))) : 1) VAL [(((((((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))) && ((var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9))))) ? (var_1_8 == ((double) ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)))) : ((var_1_13 <= (var_1_14 + var_1_11)) ? (var_1_8 == ((double) var_1_12)) : 1))) && ((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) ? (var_1_15 == ((unsigned short int) ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))))) : 1)) && (var_1_16 == ((signed char) (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))))))) && (var_1_20 == ((unsigned short int) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_6 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) ? (var_1_21 == ((unsigned short int) (var_1_4 + 128))) : 1)=0, ((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20 ^ last_1_var_1_15=55, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=32767, var_1_36=100000000, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L191-L192] return (((((((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))) && ((var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9))))) ? (var_1_8 == ((double) ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)))) : ((var_1_13 <= (var_1_14 + var_1_11)) ? (var_1_8 == ((double) var_1_12)) : 1))) && ((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) ? (var_1_15 == ((unsigned short int) ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))))) : 1)) && (var_1_16 == ((signed char) (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))))))) && (var_1_20 == ((unsigned short int) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_6 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) ? (var_1_21 == ((unsigned short int) (var_1_4 + 128))) : 1) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=32767, var_1_36=100000000, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=344, var_1_16=0, var_1_17=0, var_1_18=-31, var_1_19=31, var_1_1=0, var_1_20=177, var_1_21=0, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=255, var_1_26=32767, var_1_27=32767, var_1_28=0, var_1_29=127, var_1_30=127, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=32767, var_1_36=100000000, var_1_3=64, var_1_4=177, var_1_5=167, var_1_6=10, var_1_9=84] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 115 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.3s, OverallIterations: 16, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2354 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2308 mSDsluCounter, 7455 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4680 mSDsCounter, 540 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1132 IncrementalHoareTripleChecker+Invalid, 1672 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 540 mSolverCounterUnsat, 2775 mSDtfsCounter, 1132 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3852 GetRequests, 3780 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2510occurred in iteration=14, InterpolantAutomatonStates: 85, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 15 MinimizatonAttempts, 1534 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 3846 NumberOfCodeBlocks, 3846 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 3822 ConstructedInterpolants, 0 QuantifiedInterpolants, 9556 SizeOfPredicates, 30 NumberOfNonLiveVariables, 8143 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 38028/38148 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 23:05:09,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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 949a14af8f004354a2c5a2a77812aed76275a3c0c9425a0db7ac3839947ce1ec --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:05:12,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:05:12,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 23:05:12,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:05:12,369 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:05:12,419 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:05:12,420 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:05:12,421 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:05:12,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:05:12,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:05:12,428 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:05:12,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:05:12,429 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:05:12,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:05:12,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:05:12,433 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:05:12,433 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:05:12,434 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:05:12,434 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:05:12,435 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:05:12,435 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:05:12,436 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:05:12,436 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 23:05:12,437 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 23:05:12,437 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:05:12,438 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:05:12,438 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:05:12,439 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:05:12,439 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:05:12,440 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:05:12,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:05:12,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:05:12,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:05:12,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:05:12,443 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 23:05:12,443 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 23:05:12,443 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:05:12,444 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:05:12,444 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:05:12,445 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:05:12,445 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 23:05:12,446 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:05:12,446 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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 949a14af8f004354a2c5a2a77812aed76275a3c0c9425a0db7ac3839947ce1ec [2023-11-06 23:05:12,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:05:12,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:05:12,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:05:12,912 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:05:12,913 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:05:12,915 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i [2023-11-06 23:05:16,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:05:16,338 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:05:16,338 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i [2023-11-06 23:05:16,353 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/data/ea82d311b/be6d87bbc2f143e0accbc0df456b7d00/FLAGecca8d884 [2023-11-06 23:05:16,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/data/ea82d311b/be6d87bbc2f143e0accbc0df456b7d00 [2023-11-06 23:05:16,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:05:16,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:05:16,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:05:16,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:05:16,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:05:16,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:16,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61a4a827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16, skipping insertion in model container [2023-11-06 23:05:16,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:16,445 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:05:16,649 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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i[919,932] [2023-11-06 23:05:16,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:05:16,788 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:05:16,806 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_0dd58497-dbe2-4c18-a75f-a03356f0a72c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i[919,932] [2023-11-06 23:05:16,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:05:16,921 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:05:16,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16 WrapperNode [2023-11-06 23:05:16,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:05:16,923 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:05:16,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:05:16,924 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:05:16,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:16,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:16,992 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-06 23:05:16,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:05:16,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:05:16,994 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:05:16,994 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:05:17,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:17,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:17,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:17,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:17,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:17,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:17,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:17,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:17,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:05:17,070 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:05:17,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:05:17,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:05:17,081 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (1/1) ... [2023-11-06 23:05:17,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:05:17,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:17,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:05:17,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:05:17,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:05:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 23:05:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:05:17,190 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:05:17,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:05:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:05:17,321 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:05:17,324 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:05:22,235 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:05:22,248 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:05:22,248 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:05:22,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:05:22 BoogieIcfgContainer [2023-11-06 23:05:22,251 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:05:22,254 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:05:22,254 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:05:22,257 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:05:22,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:05:16" (1/3) ... [2023-11-06 23:05:22,259 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fad80e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:05:22, skipping insertion in model container [2023-11-06 23:05:22,259 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:16" (2/3) ... [2023-11-06 23:05:22,259 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fad80e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:05:22, skipping insertion in model container [2023-11-06 23:05:22,260 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:05:22" (3/3) ... [2023-11-06 23:05:22,261 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-78.i [2023-11-06 23:05:22,282 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:05:22,283 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:05:22,337 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:05:22,343 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;@6dc0fca4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:05:22,343 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:05:22,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 56 states have (on average 1.375) internal successors, (77), 57 states have internal predecessors, (77), 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 23:05:22,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:05:22,373 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:22,374 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 23:05:22,375 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:22,380 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:22,381 INFO L85 PathProgramCache]: Analyzing trace with hash 922711826, now seen corresponding path program 1 times [2023-11-06 23:05:22,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:05:22,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [401294626] [2023-11-06 23:05:22,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:22,399 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:05:22,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:05:22,405 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:05:22,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 23:05:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:23,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:05:23,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:23,214 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 23:05:23,214 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:05:23,215 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:05:23,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [401294626] [2023-11-06 23:05:23,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [401294626] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:23,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:23,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:05:23,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999381998] [2023-11-06 23:05:23,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:23,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:05:23,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:05:23,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:05:23,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:05:23,259 INFO L87 Difference]: Start difference. First operand has 93 states, 56 states have (on average 1.375) internal successors, (77), 57 states have internal predecessors, (77), 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 23:05:23,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:23,301 INFO L93 Difference]: Finished difference Result 179 states and 318 transitions. [2023-11-06 23:05:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:05:23,304 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 23:05:23,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:23,314 INFO L225 Difference]: With dead ends: 179 [2023-11-06 23:05:23,314 INFO L226 Difference]: Without dead ends: 89 [2023-11-06 23:05:23,324 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 23:05:23,331 INFO L413 NwaCegarLoop]: 138 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, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:23,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:05:23,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-06 23:05:23,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-06 23:05:23,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 53 states have (on average 1.320754716981132) internal successors, (70), 53 states have internal predecessors, (70), 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 23:05:23,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 138 transitions. [2023-11-06 23:05:23,396 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 138 transitions. Word has length 214 [2023-11-06 23:05:23,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:23,396 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 138 transitions. [2023-11-06 23:05:23,397 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 23:05:23,397 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2023-11-06 23:05:23,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:05:23,403 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:23,404 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 23:05:23,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-06 23:05:23,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:05:23,605 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:23,606 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:23,606 INFO L85 PathProgramCache]: Analyzing trace with hash -196080098, now seen corresponding path program 1 times [2023-11-06 23:05:23,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:05:23,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1261616583] [2023-11-06 23:05:23,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:23,608 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:05:23,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:05:23,610 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:05:23,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 23:05:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:24,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:05:24,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:26,922 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 23:05:26,922 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:05:26,922 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:05:26,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1261616583] [2023-11-06 23:05:26,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1261616583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:26,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:26,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:05:26,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260749683] [2023-11-06 23:05:26,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:26,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:05:26,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:05:26,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:05:26,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:05:26,928 INFO L87 Difference]: Start difference. First operand 89 states and 138 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 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 23:05:29,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:31,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:33,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:35,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:37,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:40,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:42,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:42,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:42,663 INFO L93 Difference]: Finished difference Result 285 states and 445 transitions. [2023-11-06 23:05:42,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 23:05:42,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 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 23:05:42,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:42,719 INFO L225 Difference]: With dead ends: 285 [2023-11-06 23:05:42,720 INFO L226 Difference]: Without dead ends: 199 [2023-11-06 23:05:42,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:05:42,723 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 144 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 69 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:42,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 491 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 94 Invalid, 7 Unknown, 0 Unchecked, 15.6s Time] [2023-11-06 23:05:42,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2023-11-06 23:05:42,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 173. [2023-11-06 23:05:42,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 102 states have (on average 1.3235294117647058) internal successors, (135), 102 states have internal predecessors, (135), 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 23:05:42,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 271 transitions. [2023-11-06 23:05:42,814 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 271 transitions. Word has length 214 [2023-11-06 23:05:42,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:42,817 INFO L495 AbstractCegarLoop]: Abstraction has 173 states and 271 transitions. [2023-11-06 23:05:42,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 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 23:05:42,818 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 271 transitions. [2023-11-06 23:05:42,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:05:42,827 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:42,827 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 23:05:42,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:43,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:05:43,028 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:43,029 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:43,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1013728548, now seen corresponding path program 1 times [2023-11-06 23:05:43,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:05:43,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [373332223] [2023-11-06 23:05:43,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:43,031 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:05:43,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:05:43,033 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:05:43,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 23:05:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:43,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:05:43,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:43,702 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 23:05:43,703 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:05:43,703 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:05:43,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [373332223] [2023-11-06 23:05:43,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [373332223] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:43,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:43,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:05:43,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190451746] [2023-11-06 23:05:43,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:43,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:05:43,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:05:43,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:05:43,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:05:43,712 INFO L87 Difference]: Start difference. First operand 173 states and 271 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) 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 23:05:45,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 23:05:45,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:45,893 INFO L93 Difference]: Finished difference Result 259 states and 406 transitions. [2023-11-06 23:05:45,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:05:45,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) 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 23:05:45,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:45,935 INFO L225 Difference]: With dead ends: 259 [2023-11-06 23:05:45,935 INFO L226 Difference]: Without dead ends: 173 [2023-11-06 23:05:45,936 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:05:45,937 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 33 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:45,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 237 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-06 23:05:45,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-06 23:05:45,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2023-11-06 23:05:45,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 102 states have (on average 1.303921568627451) internal successors, (133), 102 states have internal predecessors, (133), 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 23:05:45,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 269 transitions. [2023-11-06 23:05:45,979 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 269 transitions. Word has length 214 [2023-11-06 23:05:45,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:45,981 INFO L495 AbstractCegarLoop]: Abstraction has 173 states and 269 transitions. [2023-11-06 23:05:45,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) 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 23:05:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 269 transitions. [2023-11-06 23:05:45,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 23:05:45,985 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:45,985 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 23:05:46,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:46,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:05:46,208 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:46,208 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:46,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1180179700, now seen corresponding path program 1 times [2023-11-06 23:05:46,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:05:46,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [184892602] [2023-11-06 23:05:46,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:46,211 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:05:46,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:05:46,213 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:05:46,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 23:05:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:46,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:05:46,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:49,375 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 23:05:49,375 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:05:49,375 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:05:49,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [184892602] [2023-11-06 23:05:49,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [184892602] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:49,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:49,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:05:49,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130888670] [2023-11-06 23:05:49,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:49,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:05:49,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:05:49,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:05:49,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:05:49,379 INFO L87 Difference]: Start difference. First operand 173 states and 269 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 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 23:05:52,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:54,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:56,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:58,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:02,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:04,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:06,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:09,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:11,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:13,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:13,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:06:13,208 INFO L93 Difference]: Finished difference Result 473 states and 736 transitions. [2023-11-06 23:06:13,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:06:13,245 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 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 23:06:13,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:06:13,251 INFO L225 Difference]: With dead ends: 473 [2023-11-06 23:06:13,251 INFO L226 Difference]: Without dead ends: 387 [2023-11-06 23:06:13,253 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:06:13,255 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 313 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 69 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 506 SdHoareTripleChecker+Invalid, 483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.6s IncrementalHoareTripleChecker+Time [2023-11-06 23:06:13,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [313 Valid, 506 Invalid, 483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 406 Invalid, 8 Unknown, 0 Unchecked, 23.6s Time] [2023-11-06 23:06:13,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2023-11-06 23:06:13,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 320. [2023-11-06 23:06:13,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 179 states have (on average 1.2625698324022345) internal successors, (226), 179 states have internal predecessors, (226), 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 23:06:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 498 transitions. [2023-11-06 23:06:13,373 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 498 transitions. Word has length 215 [2023-11-06 23:06:13,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:06:13,374 INFO L495 AbstractCegarLoop]: Abstraction has 320 states and 498 transitions. [2023-11-06 23:06:13,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 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 23:06:13,375 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 498 transitions. [2023-11-06 23:06:13,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 23:06:13,378 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:06:13,378 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 23:06:13,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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 23:06:13,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:06:13,601 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:06:13,601 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:06:13,602 INFO L85 PathProgramCache]: Analyzing trace with hash 169062450, now seen corresponding path program 1 times [2023-11-06 23:06:13,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:06:13,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [597577818] [2023-11-06 23:06:13,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:06:13,603 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:06:13,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:06:13,604 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:06:13,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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 23:06:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:14,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:06:14,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:06:15,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1058 proven. 60 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2023-11-06 23:06:15,333 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:06:15,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 33 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-06 23:06:15,885 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:06:15,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [597577818] [2023-11-06 23:06:15,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [597577818] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:06:15,886 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:06:15,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2023-11-06 23:06:15,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338633055] [2023-11-06 23:06:15,886 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:06:15,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 23:06:15,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:06:15,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 23:06:15,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:06:15,890 INFO L87 Difference]: Start difference. First operand 320 states and 498 transitions. Second operand has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 10 states have internal predecessors, (79), 4 states have call successors, (45), 3 states have call predecessors, (45), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2023-11-06 23:06:17,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:06:17,301 INFO L93 Difference]: Finished difference Result 614 states and 928 transitions. [2023-11-06 23:06:17,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 23:06:17,302 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 10 states have internal predecessors, (79), 4 states have call successors, (45), 3 states have call predecessors, (45), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) Word has length 215 [2023-11-06 23:06:17,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:06:17,308 INFO L225 Difference]: With dead ends: 614 [2023-11-06 23:06:17,316 INFO L226 Difference]: Without dead ends: 360 [2023-11-06 23:06:17,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 433 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=92, Invalid=148, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:06:17,322 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 203 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:06:17,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 259 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 23:06:17,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2023-11-06 23:06:17,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 352. [2023-11-06 23:06:17,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 203 states have (on average 1.187192118226601) internal successors, (241), 203 states have internal predecessors, (241), 136 states have call successors, (136), 12 states have call predecessors, (136), 12 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2023-11-06 23:06:17,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 513 transitions. [2023-11-06 23:06:17,392 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 513 transitions. Word has length 215 [2023-11-06 23:06:17,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:06:17,393 INFO L495 AbstractCegarLoop]: Abstraction has 352 states and 513 transitions. [2023-11-06 23:06:17,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 10 states have internal predecessors, (79), 4 states have call successors, (45), 3 states have call predecessors, (45), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2023-11-06 23:06:17,395 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 513 transitions. [2023-11-06 23:06:17,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-06 23:06:17,398 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:06:17,398 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 23:06:17,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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 23:06:17,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:06:17,617 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:06:17,617 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:06:17,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1563027724, now seen corresponding path program 1 times [2023-11-06 23:06:17,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:06:17,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [612510028] [2023-11-06 23:06:17,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:06:17,618 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:06:17,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:06:17,620 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:06:17,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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 23:06:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:06:18,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:06:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 693 proven. 81 refuted. 0 times theorem prover too weak. 1470 trivial. 0 not checked. [2023-11-06 23:06:21,038 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:06:25,285 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:06:25,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [612510028] [2023-11-06 23:06:25,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [612510028] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:06:25,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1086817911] [2023-11-06 23:06:25,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:06:25,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 23:06:25,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 23:06:25,287 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 23:06:25,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-06 23:06:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:27,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 23:06:27,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:06:28,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 27 proven. 72 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-06 23:06:28,750 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:06:41,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1086817911] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:06:41,175 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:06:41,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2023-11-06 23:06:41,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750200989] [2023-11-06 23:06:41,175 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:06:41,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 23:06:41,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:06:41,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 23:06:41,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=164, Unknown=2, NotChecked=0, Total=240 [2023-11-06 23:06:41,178 INFO L87 Difference]: Start difference. First operand 352 states and 513 transitions. Second operand has 10 states, 10 states have (on average 7.9) internal successors, (79), 9 states have internal predecessors, (79), 2 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2023-11-06 23:06:45,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:46,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:48,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:50,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:52,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:53,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:56,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:58,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:58,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:06:58,536 INFO L93 Difference]: Finished difference Result 736 states and 1043 transitions. [2023-11-06 23:06:58,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-06 23:06:58,537 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 9 states have internal predecessors, (79), 2 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 217 [2023-11-06 23:06:58,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:06:58,543 INFO L225 Difference]: With dead ends: 736 [2023-11-06 23:06:58,543 INFO L226 Difference]: Without dead ends: 550 [2023-11-06 23:06:58,545 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 468 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 15.4s TimeCoverageRelationStatistics Valid=168, Invalid=382, Unknown=2, NotChecked=0, Total=552 [2023-11-06 23:06:58,546 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 209 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 394 mSolverCounterSat, 22 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 394 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2023-11-06 23:06:58,546 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 602 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 394 Invalid, 5 Unknown, 0 Unchecked, 16.7s Time] [2023-11-06 23:06:58,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2023-11-06 23:06:58,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 522. [2023-11-06 23:06:58,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 325 states have (on average 1.2153846153846153) internal successors, (395), 327 states have internal predecessors, (395), 174 states have call successors, (174), 22 states have call predecessors, (174), 22 states have return successors, (174), 172 states have call predecessors, (174), 174 states have call successors, (174) [2023-11-06 23:06:58,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 743 transitions. [2023-11-06 23:06:58,635 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 743 transitions. Word has length 217 [2023-11-06 23:06:58,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:06:58,636 INFO L495 AbstractCegarLoop]: Abstraction has 522 states and 743 transitions. [2023-11-06 23:06:58,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 9 states have internal predecessors, (79), 2 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2023-11-06 23:06:58,636 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 743 transitions. [2023-11-06 23:06:58,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-06 23:06:58,641 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:06:58,642 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 23:06:58,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-06 23:06:58,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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 23:06:59,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:06:59,051 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:06:59,052 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:06:59,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1359607820, now seen corresponding path program 1 times [2023-11-06 23:06:59,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:06:59,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [964769203] [2023-11-06 23:06:59,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:06:59,052 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:06:59,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:06:59,053 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:06:59,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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 (9)] Waiting until timeout for monitored process [2023-11-06 23:06:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:59,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 23:06:59,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:07:01,794 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 23:07:01,795 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:07:01,795 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:07:01,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [964769203] [2023-11-06 23:07:01,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [964769203] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:07:01,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:07:01,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:07:01,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534586824] [2023-11-06 23:07:01,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:07:01,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:07:01,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:07:01,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:07:01,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:07:01,799 INFO L87 Difference]: Start difference. First operand 522 states and 743 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 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 23:07:04,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:05,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:07,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:09,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:11,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:13,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:15,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:15,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:07:15,398 INFO L93 Difference]: Finished difference Result 743 states and 1060 transitions. [2023-11-06 23:07:15,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:07:15,402 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 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 23:07:15,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:07:15,409 INFO L225 Difference]: With dead ends: 743 [2023-11-06 23:07:15,409 INFO L226 Difference]: Without dead ends: 524 [2023-11-06 23:07:15,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:07:15,412 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 50 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2023-11-06 23:07:15,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 308 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 5 Unknown, 0 Unchecked, 13.5s Time] [2023-11-06 23:07:15,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2023-11-06 23:07:15,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 522. [2023-11-06 23:07:15,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 325 states have (on average 1.2123076923076923) internal successors, (394), 327 states have internal predecessors, (394), 174 states have call successors, (174), 22 states have call predecessors, (174), 22 states have return successors, (174), 172 states have call predecessors, (174), 174 states have call successors, (174) [2023-11-06 23:07:15,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 742 transitions. [2023-11-06 23:07:15,492 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 742 transitions. Word has length 217 [2023-11-06 23:07:15,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:07:15,492 INFO L495 AbstractCegarLoop]: Abstraction has 522 states and 742 transitions. [2023-11-06 23:07:15,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 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 23:07:15,493 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 742 transitions. [2023-11-06 23:07:15,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-06 23:07:15,496 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:07:15,496 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 23:07:15,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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 (9)] Forceful destruction successful, exit code 0 [2023-11-06 23:07:15,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:07:15,710 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:07:15,710 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:07:15,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1914291122, now seen corresponding path program 1 times [2023-11-06 23:07:15,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:07:15,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [907656128] [2023-11-06 23:07:15,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:07:15,711 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:07:15,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:07:15,713 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:07:15,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd58497-dbe2-4c18-a75f-a03356f0a72c/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 (10)] Waiting until timeout for monitored process [2023-11-06 23:07:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:17,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-06 23:07:17,141 INFO L285 TraceCheckSpWp]: Computing forward predicates...