./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31e8a7a0843c772098719b84de8901608b22406a362aed74107619be02c74764 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:32:18,047 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:32:18,109 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 04:32:18,115 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:32:18,115 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:32:18,138 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:32:18,139 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:32:18,139 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:32:18,140 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:32:18,140 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:32:18,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:32:18,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:32:18,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:32:18,143 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:32:18,143 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:32:18,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:32:18,144 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:32:18,145 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:32:18,145 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:32:18,146 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:32:18,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:32:18,147 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:32:18,147 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:32:18,148 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:32:18,148 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:32:18,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:32:18,149 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:32:18,149 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:32:18,150 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:32:18,150 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:32:18,151 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:32:18,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:32:18,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:32:18,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:32:18,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:32:18,153 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:32:18,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:32:18,153 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:32:18,153 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:32:18,154 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:32:18,154 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:32:18,154 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:32:18,154 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_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31e8a7a0843c772098719b84de8901608b22406a362aed74107619be02c74764 [2023-11-29 04:32:18,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:32:18,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:32:18,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:32:18,407 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:32:18,407 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:32:18,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i [2023-11-29 04:32:21,108 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:32:21,304 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:32:21,305 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i [2023-11-29 04:32:21,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/data/881a96918/8edb5d756b8b4e01b8a23ad5cd86a7ae/FLAG1dd431c5c [2023-11-29 04:32:21,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/data/881a96918/8edb5d756b8b4e01b8a23ad5cd86a7ae [2023-11-29 04:32:21,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:32:21,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:32:21,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:32:21,329 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:32:21,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:32:21,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3470eb73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21, skipping insertion in model container [2023-11-29 04:32:21,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,369 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:32:21,485 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_37f1207c-7390-40ff-a428-ddfb2089d1cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i[919,932] [2023-11-29 04:32:21,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:32:21,572 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:32:21,582 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_37f1207c-7390-40ff-a428-ddfb2089d1cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i[919,932] [2023-11-29 04:32:21,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:32:21,637 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:32:21,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21 WrapperNode [2023-11-29 04:32:21,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:32:21,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:32:21,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:32:21,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:32:21,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,658 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,701 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2023-11-29 04:32:21,701 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:32:21,702 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:32:21,702 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:32:21,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:32:21,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,715 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,736 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 04:32:21,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,761 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:32:21,768 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:32:21,768 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:32:21,768 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:32:21,769 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (1/1) ... [2023-11-29 04:32:21,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:32:21,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:21,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:32:21,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:32:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:32:21,832 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:32:21,832 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:32:21,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:32:21,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:32:21,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:32:21,932 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:32:21,935 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:32:22,290 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:32:22,327 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:32:22,327 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:32:22,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:32:22 BoogieIcfgContainer [2023-11-29 04:32:22,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:32:22,330 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:32:22,330 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:32:22,333 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:32:22,334 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:32:21" (1/3) ... [2023-11-29 04:32:22,334 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fa7cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:32:22, skipping insertion in model container [2023-11-29 04:32:22,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:21" (2/3) ... [2023-11-29 04:32:22,335 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fa7cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:32:22, skipping insertion in model container [2023-11-29 04:32:22,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:32:22" (3/3) ... [2023-11-29 04:32:22,337 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i [2023-11-29 04:32:22,356 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:32:22,356 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:32:22,405 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:32:22,410 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4fa62c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:32:22,410 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:32:22,414 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 04:32:22,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-29 04:32:22,428 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:22,429 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:22,429 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:22,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:22,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1027484226, now seen corresponding path program 1 times [2023-11-29 04:32:22,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:32:22,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998634609] [2023-11-29 04:32:22,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:22,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:32:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:22,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:32:22,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998634609] [2023-11-29 04:32:22,642 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 04:32:22,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [491587338] [2023-11-29 04:32:22,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:22,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:22,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:22,644 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:32:22,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 04:32:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:22,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 04:32:22,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:22,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-29 04:32:22,881 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:22,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [491587338] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:22,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:22,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:32:22,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362434871] [2023-11-29 04:32:22,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:22,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:32:22,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:32:22,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:32:22,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:32:22,916 INFO L87 Difference]: Start difference. First operand has 83 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 04:32:22,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:22,959 INFO L93 Difference]: Finished difference Result 163 states and 297 transitions. [2023-11-29 04:32:22,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:32:22,961 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 186 [2023-11-29 04:32:22,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:22,969 INFO L225 Difference]: With dead ends: 163 [2023-11-29 04:32:22,970 INFO L226 Difference]: Without dead ends: 81 [2023-11-29 04:32:22,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:32:22,978 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:22,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:32:22,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-29 04:32:23,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-29 04:32:23,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 50 states have (on average 1.44) internal successors, (72), 50 states have internal predecessors, (72), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 04:32:23,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 130 transitions. [2023-11-29 04:32:23,040 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 130 transitions. Word has length 186 [2023-11-29 04:32:23,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:23,040 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 130 transitions. [2023-11-29 04:32:23,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 04:32:23,041 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2023-11-29 04:32:23,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-29 04:32:23,046 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:23,047 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:23,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:32:23,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:23,248 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:23,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:23,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1170426764, now seen corresponding path program 1 times [2023-11-29 04:32:23,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:32:23,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429313771] [2023-11-29 04:32:23,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:23,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:32:23,329 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:32:23,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [544732717] [2023-11-29 04:32:23,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:23,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:23,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:23,331 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:32:23,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 04:32:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:23,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:32:23,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 04:32:23,576 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:23,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:32:23,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429313771] [2023-11-29 04:32:23,577 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:32:23,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [544732717] [2023-11-29 04:32:23,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [544732717] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:23,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:23,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:32:23,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825034597] [2023-11-29 04:32:23,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:23,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:32:23,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:32:23,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:32:23,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:23,581 INFO L87 Difference]: Start difference. First operand 81 states and 130 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:23,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:23,652 INFO L93 Difference]: Finished difference Result 240 states and 386 transitions. [2023-11-29 04:32:23,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:32:23,653 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2023-11-29 04:32:23,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:23,657 INFO L225 Difference]: With dead ends: 240 [2023-11-29 04:32:23,658 INFO L226 Difference]: Without dead ends: 160 [2023-11-29 04:32:23,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:23,661 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 123 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:23,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 263 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:32:23,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-11-29 04:32:23,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 158. [2023-11-29 04:32:23,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 97 states have (on average 1.422680412371134) internal successors, (138), 97 states have internal predecessors, (138), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-29 04:32:23,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 254 transitions. [2023-11-29 04:32:23,703 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 254 transitions. Word has length 186 [2023-11-29 04:32:23,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:23,705 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 254 transitions. [2023-11-29 04:32:23,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:23,705 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 254 transitions. [2023-11-29 04:32:23,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-29 04:32:23,710 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:23,710 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:23,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 04:32:23,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:23,916 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:23,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:23,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1227685066, now seen corresponding path program 1 times [2023-11-29 04:32:23,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:32:23,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863550730] [2023-11-29 04:32:23,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:23,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:32:23,980 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:32:23,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1382459590] [2023-11-29 04:32:23,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:23,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:23,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:23,982 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:32:23,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 04:32:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:24,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:32:24,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:24,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 04:32:24,176 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:24,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:32:24,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863550730] [2023-11-29 04:32:24,176 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:32:24,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382459590] [2023-11-29 04:32:24,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382459590] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:24,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:24,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:32:24,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996749884] [2023-11-29 04:32:24,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:24,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:32:24,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:32:24,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:32:24,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:24,179 INFO L87 Difference]: Start difference. First operand 158 states and 254 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:24,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:24,223 INFO L93 Difference]: Finished difference Result 315 states and 507 transitions. [2023-11-29 04:32:24,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:32:24,224 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2023-11-29 04:32:24,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:24,227 INFO L225 Difference]: With dead ends: 315 [2023-11-29 04:32:24,228 INFO L226 Difference]: Without dead ends: 158 [2023-11-29 04:32:24,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:24,230 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 15 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:24,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 225 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:32:24,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-29 04:32:24,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2023-11-29 04:32:24,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 97 states have (on average 1.402061855670103) internal successors, (136), 97 states have internal predecessors, (136), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-29 04:32:24,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 252 transitions. [2023-11-29 04:32:24,261 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 252 transitions. Word has length 186 [2023-11-29 04:32:24,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:24,262 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 252 transitions. [2023-11-29 04:32:24,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:24,263 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 252 transitions. [2023-11-29 04:32:24,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-29 04:32:24,266 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:24,266 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:24,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 04:32:24,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:24,469 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:24,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:24,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1620712076, now seen corresponding path program 1 times [2023-11-29 04:32:24,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:32:24,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641243697] [2023-11-29 04:32:24,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:24,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:32:24,536 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:32:24,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1745783284] [2023-11-29 04:32:24,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:24,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:24,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:24,538 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:32:24,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 04:32:24,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:24,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 04:32:24,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 04:32:25,166 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:25,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:32:25,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641243697] [2023-11-29 04:32:25,166 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:32:25,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1745783284] [2023-11-29 04:32:25,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1745783284] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:25,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:25,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:32:25,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77994969] [2023-11-29 04:32:25,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:25,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:32:25,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:32:25,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:32:25,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:32:25,169 INFO L87 Difference]: Start difference. First operand 158 states and 252 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:25,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:25,382 INFO L93 Difference]: Finished difference Result 416 states and 662 transitions. [2023-11-29 04:32:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:32:25,383 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2023-11-29 04:32:25,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:25,387 INFO L225 Difference]: With dead ends: 416 [2023-11-29 04:32:25,387 INFO L226 Difference]: Without dead ends: 259 [2023-11-29 04:32:25,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:32:25,389 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 151 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:25,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 391 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:32:25,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2023-11-29 04:32:25,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 230. [2023-11-29 04:32:25,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 139 states have (on average 1.39568345323741) internal successors, (194), 139 states have internal predecessors, (194), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 04:32:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 368 transitions. [2023-11-29 04:32:25,427 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 368 transitions. Word has length 186 [2023-11-29 04:32:25,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:25,428 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 368 transitions. [2023-11-29 04:32:25,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 368 transitions. [2023-11-29 04:32:25,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-29 04:32:25,432 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:25,432 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:25,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 04:32:25,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:25,637 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:25,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:25,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1648729189, now seen corresponding path program 1 times [2023-11-29 04:32:25,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:32:25,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665868659] [2023-11-29 04:32:25,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:25,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:32:25,681 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:32:25,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1267537308] [2023-11-29 04:32:25,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:25,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:25,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:25,683 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:32:25,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 04:32:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:25,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 04:32:25,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:26,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 863 proven. 111 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-29 04:32:26,443 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:32:26,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 51 proven. 114 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-29 04:32:26,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:32:26,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665868659] [2023-11-29 04:32:26,905 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:32:26,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1267537308] [2023-11-29 04:32:26,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1267537308] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:32:26,905 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:32:26,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-11-29 04:32:26,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642045249] [2023-11-29 04:32:26,906 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:32:26,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 04:32:26,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:32:26,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 04:32:26,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-29 04:32:26,908 INFO L87 Difference]: Start difference. First operand 230 states and 368 transitions. Second operand has 14 states, 14 states have (on average 5.357142857142857) internal successors, (75), 14 states have internal predecessors, (75), 3 states have call successors, (50), 3 states have call predecessors, (50), 7 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-29 04:32:27,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:27,629 INFO L93 Difference]: Finished difference Result 431 states and 656 transitions. [2023-11-29 04:32:27,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-29 04:32:27,630 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.357142857142857) internal successors, (75), 14 states have internal predecessors, (75), 3 states have call successors, (50), 3 states have call predecessors, (50), 7 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 187 [2023-11-29 04:32:27,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:27,633 INFO L225 Difference]: With dead ends: 431 [2023-11-29 04:32:27,633 INFO L226 Difference]: Without dead ends: 274 [2023-11-29 04:32:27,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 360 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=331, Invalid=791, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 04:32:27,636 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 282 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 444 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:27,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 446 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 444 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 04:32:27,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2023-11-29 04:32:27,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 254. [2023-11-29 04:32:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 157 states have (on average 1.3375796178343948) internal successors, (210), 157 states have internal predecessors, (210), 87 states have call successors, (87), 9 states have call predecessors, (87), 9 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 04:32:27,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 384 transitions. [2023-11-29 04:32:27,666 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 384 transitions. Word has length 187 [2023-11-29 04:32:27,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:27,666 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 384 transitions. [2023-11-29 04:32:27,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.357142857142857) internal successors, (75), 14 states have internal predecessors, (75), 3 states have call successors, (50), 3 states have call predecessors, (50), 7 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-29 04:32:27,667 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 384 transitions. [2023-11-29 04:32:27,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-29 04:32:27,668 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:27,669 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:27,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 04:32:27,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:27,869 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:27,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:27,870 INFO L85 PathProgramCache]: Analyzing trace with hash -345415517, now seen corresponding path program 1 times [2023-11-29 04:32:27,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:32:27,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232184548] [2023-11-29 04:32:27,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:27,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:32:27,903 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:32:27,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [135345670] [2023-11-29 04:32:27,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:27,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:27,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:27,905 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:32:27,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 04:32:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:28,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 04:32:28,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:28,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 04:32:28,606 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:28,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:32:28,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232184548] [2023-11-29 04:32:28,606 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:32:28,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [135345670] [2023-11-29 04:32:28,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [135345670] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:28,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:28,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:32:28,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491098974] [2023-11-29 04:32:28,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:28,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:32:28,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:32:28,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:32:28,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:32:28,608 INFO L87 Difference]: Start difference. First operand 254 states and 384 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:28,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:28,850 INFO L93 Difference]: Finished difference Result 599 states and 908 transitions. [2023-11-29 04:32:28,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:32:28,850 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-29 04:32:28,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:28,854 INFO L225 Difference]: With dead ends: 599 [2023-11-29 04:32:28,854 INFO L226 Difference]: Without dead ends: 406 [2023-11-29 04:32:28,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:32:28,856 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 150 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:28,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 439 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:32:28,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2023-11-29 04:32:28,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 351. [2023-11-29 04:32:28,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 222 states have (on average 1.3333333333333333) internal successors, (296), 222 states have internal predecessors, (296), 116 states have call successors, (116), 12 states have call predecessors, (116), 12 states have return successors, (116), 116 states have call predecessors, (116), 116 states have call successors, (116) [2023-11-29 04:32:28,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 528 transitions. [2023-11-29 04:32:28,898 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 528 transitions. Word has length 187 [2023-11-29 04:32:28,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:28,899 INFO L495 AbstractCegarLoop]: Abstraction has 351 states and 528 transitions. [2023-11-29 04:32:28,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:28,899 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 528 transitions. [2023-11-29 04:32:28,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-29 04:32:28,901 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:28,901 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:28,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 04:32:29,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:29,102 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:29,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:29,103 INFO L85 PathProgramCache]: Analyzing trace with hash 2144113445, now seen corresponding path program 1 times [2023-11-29 04:32:29,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:32:29,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819620011] [2023-11-29 04:32:29,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:29,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:32:29,134 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:32:29,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [828526045] [2023-11-29 04:32:29,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:29,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:29,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:29,136 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:32:29,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 04:32:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:29,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 04:32:29,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:30,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 268 proven. 150 refuted. 0 times theorem prover too weak. 1206 trivial. 0 not checked. [2023-11-29 04:32:30,290 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:32:30,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 12 proven. 153 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-29 04:32:30,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:32:30,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819620011] [2023-11-29 04:32:30,735 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:32:30,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828526045] [2023-11-29 04:32:30,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [828526045] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:32:30,735 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:32:30,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 20 [2023-11-29 04:32:30,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546231255] [2023-11-29 04:32:30,736 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:32:30,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-29 04:32:30,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:32:30,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-29 04:32:30,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2023-11-29 04:32:30,738 INFO L87 Difference]: Start difference. First operand 351 states and 528 transitions. Second operand has 20 states, 19 states have (on average 5.105263157894737) internal successors, (97), 18 states have internal predecessors, (97), 6 states have call successors, (58), 4 states have call predecessors, (58), 7 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) [2023-11-29 04:32:32,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:32,022 INFO L93 Difference]: Finished difference Result 1176 states and 1690 transitions. [2023-11-29 04:32:32,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-11-29 04:32:32,023 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 5.105263157894737) internal successors, (97), 18 states have internal predecessors, (97), 6 states have call successors, (58), 4 states have call predecessors, (58), 7 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) Word has length 187 [2023-11-29 04:32:32,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:32,031 INFO L225 Difference]: With dead ends: 1176 [2023-11-29 04:32:32,031 INFO L226 Difference]: Without dead ends: 914 [2023-11-29 04:32:32,033 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 402 GetRequests, 358 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 492 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=602, Invalid=1378, Unknown=0, NotChecked=0, Total=1980 [2023-11-29 04:32:32,034 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 577 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:32,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [580 Valid, 559 Invalid, 982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 728 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 04:32:32,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2023-11-29 04:32:32,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 668. [2023-11-29 04:32:32,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 668 states, 429 states have (on average 1.2937062937062938) internal successors, (555), 429 states have internal predecessors, (555), 203 states have call successors, (203), 35 states have call predecessors, (203), 35 states have return successors, (203), 203 states have call predecessors, (203), 203 states have call successors, (203) [2023-11-29 04:32:32,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 961 transitions. [2023-11-29 04:32:32,129 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 961 transitions. Word has length 187 [2023-11-29 04:32:32,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:32,130 INFO L495 AbstractCegarLoop]: Abstraction has 668 states and 961 transitions. [2023-11-29 04:32:32,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 5.105263157894737) internal successors, (97), 18 states have internal predecessors, (97), 6 states have call successors, (58), 4 states have call predecessors, (58), 7 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) [2023-11-29 04:32:32,131 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 961 transitions. [2023-11-29 04:32:32,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-29 04:32:32,132 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:32,132 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:32,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 04:32:32,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:32,333 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:32,333 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:32,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1470795481, now seen corresponding path program 1 times [2023-11-29 04:32:32,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:32:32,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020626775] [2023-11-29 04:32:32,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:32,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:32:32,360 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:32:32,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [842354192] [2023-11-29 04:32:32,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:32,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:32,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:32,361 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:32:32,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 04:32:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:32,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 04:32:32,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:33,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 240 proven. 78 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-29 04:32:33,268 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:32:33,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:32:33,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020626775] [2023-11-29 04:32:33,823 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:32:33,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842354192] [2023-11-29 04:32:33,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842354192] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:32:33,824 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:32:33,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2023-11-29 04:32:33,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612910484] [2023-11-29 04:32:33,824 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 04:32:33,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 04:32:33,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:32:33,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 04:32:33,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2023-11-29 04:32:33,825 INFO L87 Difference]: Start difference. First operand 668 states and 961 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 04:32:35,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:35,547 INFO L93 Difference]: Finished difference Result 1668 states and 2364 transitions. [2023-11-29 04:32:35,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 04:32:35,548 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 187 [2023-11-29 04:32:35,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:35,557 INFO L225 Difference]: With dead ends: 1668 [2023-11-29 04:32:35,558 INFO L226 Difference]: Without dead ends: 1471 [2023-11-29 04:32:35,559 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=180, Invalid=420, Unknown=0, NotChecked=0, Total=600 [2023-11-29 04:32:35,560 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 202 mSDsluCounter, 668 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 787 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:35,560 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 787 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 04:32:35,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1471 states. [2023-11-29 04:32:35,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1471 to 1301. [2023-11-29 04:32:35,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1301 states, 852 states have (on average 1.2981220657276995) internal successors, (1106), 854 states have internal predecessors, (1106), 381 states have call successors, (381), 67 states have call predecessors, (381), 67 states have return successors, (381), 379 states have call predecessors, (381), 381 states have call successors, (381) [2023-11-29 04:32:35,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1301 states and 1868 transitions. [2023-11-29 04:32:35,765 INFO L78 Accepts]: Start accepts. Automaton has 1301 states and 1868 transitions. Word has length 187 [2023-11-29 04:32:35,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:35,765 INFO L495 AbstractCegarLoop]: Abstraction has 1301 states and 1868 transitions. [2023-11-29 04:32:35,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 04:32:35,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1868 transitions. [2023-11-29 04:32:35,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-29 04:32:35,767 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:35,768 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:35,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-29 04:32:35,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:35,973 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:35,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:35,973 INFO L85 PathProgramCache]: Analyzing trace with hash 555765543, now seen corresponding path program 1 times [2023-11-29 04:32:35,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:32:35,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238041673] [2023-11-29 04:32:35,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:35,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:32:35,999 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:32:35,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [241539466] [2023-11-29 04:32:35,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:35,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:35,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:36,000 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:32:36,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 04:32:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:36,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 04:32:36,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:37,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 240 proven. 78 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-29 04:32:37,608 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:32:39,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:32:39,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238041673] [2023-11-29 04:32:39,222 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:32:39,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [241539466] [2023-11-29 04:32:39,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [241539466] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:32:39,222 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:32:39,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2023-11-29 04:32:39,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747889633] [2023-11-29 04:32:39,223 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 04:32:39,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 04:32:39,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:32:39,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 04:32:39,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2023-11-29 04:32:39,224 INFO L87 Difference]: Start difference. First operand 1301 states and 1868 transitions. Second operand has 10 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 04:32:41,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:41,188 INFO L93 Difference]: Finished difference Result 2938 states and 4204 transitions. [2023-11-29 04:32:41,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 04:32:41,189 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 187 [2023-11-29 04:32:41,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:41,201 INFO L225 Difference]: With dead ends: 2938 [2023-11-29 04:32:41,201 INFO L226 Difference]: Without dead ends: 1733 [2023-11-29 04:32:41,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=170, Invalid=430, Unknown=0, NotChecked=0, Total=600 [2023-11-29 04:32:41,205 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 181 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 794 SdHoareTripleChecker+Invalid, 595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:41,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 794 Invalid, 595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 04:32:41,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2023-11-29 04:32:41,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 1582. [2023-11-29 04:32:41,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1582 states, 1031 states have (on average 1.2870999030067896) internal successors, (1327), 1033 states have internal predecessors, (1327), 468 states have call successors, (468), 82 states have call predecessors, (468), 82 states have return successors, (468), 466 states have call predecessors, (468), 468 states have call successors, (468) [2023-11-29 04:32:41,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1582 states and 2263 transitions. [2023-11-29 04:32:41,399 INFO L78 Accepts]: Start accepts. Automaton has 1582 states and 2263 transitions. Word has length 187 [2023-11-29 04:32:41,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:41,399 INFO L495 AbstractCegarLoop]: Abstraction has 1582 states and 2263 transitions. [2023-11-29 04:32:41,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 04:32:41,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2263 transitions. [2023-11-29 04:32:41,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-29 04:32:41,401 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:41,401 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:41,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 04:32:41,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:41,605 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:41,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:41,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1265805469, now seen corresponding path program 1 times [2023-11-29 04:32:41,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:32:41,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262425065] [2023-11-29 04:32:41,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:41,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:32:41,629 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:32:41,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1481201104] [2023-11-29 04:32:41,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:41,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:32:41,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:41,631 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:32:41,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 04:32:41,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:32:41,906 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:32:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:32:42,087 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:32:42,087 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 04:32:42,088 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 04:32:42,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 04:32:42,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 04:32:42,293 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:42,295 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:32:42,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:32:42 BoogieIcfgContainer [2023-11-29 04:32:42,428 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:32:42,429 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:32:42,429 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:32:42,429 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:32:42,430 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:32:22" (3/4) ... [2023-11-29 04:32:42,431 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 04:32:42,432 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:32:42,433 INFO L158 Benchmark]: Toolchain (without parser) took 21105.10ms. Allocated memory was 167.8MB in the beginning and 333.4MB in the end (delta: 165.7MB). Free memory was 120.1MB in the beginning and 217.5MB in the end (delta: -97.4MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2023-11-29 04:32:42,433 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 167.8MB. Free memory was 133.4MB in the beginning and 133.4MB in the end (delta: 16.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:32:42,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.12ms. Allocated memory is still 167.8MB. Free memory was 120.1MB in the beginning and 104.4MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 04:32:42,434 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.49ms. Allocated memory is still 167.8MB. Free memory was 104.4MB in the beginning and 100.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 04:32:42,434 INFO L158 Benchmark]: Boogie Preprocessor took 65.67ms. Allocated memory is still 167.8MB. Free memory was 100.0MB in the beginning and 93.5MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 04:32:42,434 INFO L158 Benchmark]: RCFGBuilder took 559.65ms. Allocated memory is still 167.8MB. Free memory was 93.5MB in the beginning and 114.3MB in the end (delta: -20.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-11-29 04:32:42,435 INFO L158 Benchmark]: TraceAbstraction took 20098.46ms. Allocated memory was 167.8MB in the beginning and 333.4MB in the end (delta: 165.7MB). Free memory was 114.3MB in the beginning and 218.6MB in the end (delta: -104.3MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-29 04:32:42,435 INFO L158 Benchmark]: Witness Printer took 3.60ms. Allocated memory is still 333.4MB. Free memory was 218.6MB in the beginning and 217.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 04:32:42,437 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 167.8MB. Free memory was 133.4MB in the beginning and 133.4MB in the end (delta: 16.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.12ms. Allocated memory is still 167.8MB. Free memory was 120.1MB in the beginning and 104.4MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.49ms. Allocated memory is still 167.8MB. Free memory was 104.4MB in the beginning and 100.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.67ms. Allocated memory is still 167.8MB. Free memory was 100.0MB in the beginning and 93.5MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 559.65ms. Allocated memory is still 167.8MB. Free memory was 93.5MB in the beginning and 114.3MB in the end (delta: -20.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * TraceAbstraction took 20098.46ms. Allocated memory was 167.8MB in the beginning and 333.4MB in the end (delta: 165.7MB). Free memory was 114.3MB in the beginning and 218.6MB in the end (delta: -104.3MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 3.60ms. Allocated memory is still 333.4MB. Free memory was 218.6MB in the beginning and 217.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 200, overapproximation of someUnaryDOUBLEoperation at line 30. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_5 = -8; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] signed short int var_1_13 = 200; [L30] float var_1_14 = -0.8; [L31] float var_1_15 = 127.25; [L32] float var_1_16 = 3.5; [L33] unsigned short int var_1_17 = 16; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 0; [L36] unsigned char var_1_21 = 0; [L37] unsigned char var_1_25 = 1; [L38] float var_1_26 = 500.65; [L39] signed long int var_1_27 = -8; [L40] float var_1_28 = 255.5; [L41] float var_1_29 = 7.5; [L42] float var_1_30 = 9.8; [L43] unsigned char var_1_31 = 4; [L44] unsigned char var_1_33 = 2; [L45] unsigned short int var_1_34 = 1; [L46] unsigned long int var_1_35 = 10; [L47] unsigned char var_1_36 = 10; [L48] unsigned char var_1_37 = 128; [L49] unsigned char var_1_38 = 16; [L50] unsigned char var_1_39 = 0; [L51] unsigned short int var_1_40 = 10; [L52] unsigned short int var_1_41 = 128; [L53] unsigned short int var_1_42 = 40597; [L54] signed short int last_1_var_1_1 = 16; [L55] unsigned char last_1_var_1_6 = 10; [L56] unsigned char last_1_var_1_8 = 1; [L57] signed short int last_1_var_1_13 = 200; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L194] last_1_var_1_1 = var_1_1 [L195] last_1_var_1_6 = var_1_6 [L196] last_1_var_1_8 = var_1_8 [L197] last_1_var_1_13 = var_1_13 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L147] var_1_5 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L148] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L149] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L149] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L150] var_1_7 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L151] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L152] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L152] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L153] var_1_11 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L154] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L155] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L155] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L156] var_1_12 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L157] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L158] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L158] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L159] var_1_15 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L160] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L161] var_1_16 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L162] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L163] var_1_20 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L164] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L165] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L165] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L166] var_1_25 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L167] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L168] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L168] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L169] var_1_27 = __VERIFIER_nondet_long() [L170] CALL assume_abort_if_not(var_1_27 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L170] RET assume_abort_if_not(var_1_27 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L171] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L171] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L172] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L172] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L173] var_1_28 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L174] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L175] var_1_29 = __VERIFIER_nondet_float() [L176] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L176] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L177] var_1_33 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L178] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L179] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L179] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L180] var_1_37 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_37 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L181] RET assume_abort_if_not(var_1_37 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L182] CALL assume_abort_if_not(var_1_37 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L182] RET assume_abort_if_not(var_1_37 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L183] var_1_38 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L184] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L185] CALL assume_abort_if_not(var_1_38 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L185] RET assume_abort_if_not(var_1_38 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L186] var_1_39 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L187] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L188] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L188] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L189] var_1_42 = __VERIFIER_nondet_ushort() [L190] CALL assume_abort_if_not(var_1_42 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L190] RET assume_abort_if_not(var_1_42 >= 32767) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L191] CALL assume_abort_if_not(var_1_42 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L191] RET assume_abort_if_not(var_1_42 <= 65534) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L208] RET updateVariables() [L209] CALL step() [L61] signed long int stepLocal_6 = last_1_var_1_1; [L62] unsigned char stepLocal_5 = ((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5; VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L63] COND TRUE stepLocal_5 || last_1_var_1_8 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L64] COND FALSE !(stepLocal_6 <= last_1_var_1_6) [L67] var_1_14 = var_1_16 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L72] COND TRUE (- var_1_28) < ((((var_1_14) > (var_1_29)) ? (var_1_14) : (var_1_29))) [L73] var_1_30 = var_1_29 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L75] COND TRUE \read(var_1_25) [L76] var_1_35 = var_1_33 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=10, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L78] COND TRUE \read(var_1_25) [L79] var_1_36 = (var_1_37 - var_1_38) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L83] COND FALSE !(var_1_33 <= (~ var_1_1)) [L88] var_1_41 = var_1_1 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L90] COND FALSE !(var_1_14 <= var_1_15) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=253, var_1_8=1] [L93] COND TRUE var_1_5 >= -2 [L94] var_1_6 = (var_1_7 - 100) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L96] COND TRUE ((((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) < (var_1_1)) ? (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) : (var_1_1))) <= var_1_13 [L97] var_1_31 = var_1_33 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L99] COND TRUE (- var_1_1) != var_1_13 [L100] var_1_40 = var_1_39 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L102] unsigned char stepLocal_4 = var_1_6; [L103] signed long int stepLocal_3 = var_1_6 / var_1_7; VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L104] COND TRUE last_1_var_1_13 >= stepLocal_3 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L105] COND TRUE stepLocal_4 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5))) [L106] var_1_13 = var_1_7 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L113] COND FALSE !(((var_1_1 + 25) % var_1_27) < 2) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L116] unsigned char stepLocal_7 = var_1_6; VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, stepLocal_7=153, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L117] COND FALSE !(stepLocal_7 > var_1_6) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, stepLocal_7=153, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L120] COND FALSE !(var_1_6 < ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, stepLocal_7=153, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L123] unsigned char stepLocal_0 = var_1_6; VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=153, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, stepLocal_7=153, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L124] COND TRUE \read(var_1_19) [L125] var_1_1 = ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=153, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, stepLocal_7=153, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=153, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L131] COND TRUE var_1_8 || var_1_19 [L132] var_1_21 = ((var_1_17 > -4) || var_1_25) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=153, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, stepLocal_7=153, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=153, var_1_20=0, var_1_21=1, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L134] unsigned char stepLocal_2 = var_1_19 && var_1_19; [L135] unsigned char stepLocal_1 = var_1_7; VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=153, stepLocal_1=253, stepLocal_2=1, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, stepLocal_7=153, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=153, var_1_20=0, var_1_21=1, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=1] [L136] COND FALSE !((49.5f <= var_1_14) && stepLocal_2) [L143] var_1_8 = var_1_12 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=153, stepLocal_1=253, stepLocal_2=1, stepLocal_3=0, stepLocal_4=153, stepLocal_5=1, stepLocal_6=16, stepLocal_7=153, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=153, var_1_20=0, var_1_21=1, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=0] [L209] RET step() [L210] CALL, EXPR property() [L200-L201] return ((((((var_1_19 ? (var_1_1 == ((signed short int) ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) : ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= var_1_6) ? (var_1_1 == ((signed short int) var_1_5)) : 1)) && ((var_1_5 >= -2) ? (var_1_6 == ((unsigned char) (var_1_7 - 100))) : 1)) && (((49.5f <= var_1_14) && (var_1_19 && var_1_19)) ? ((var_1_13 < var_1_7) ? (var_1_8 == ((unsigned char) (var_1_19 || var_1_11))) : (var_1_8 == ((unsigned char) var_1_11))) : (var_1_8 == ((unsigned char) var_1_12)))) && ((last_1_var_1_13 >= (var_1_6 / var_1_7)) ? ((var_1_6 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5)))) ? (var_1_13 == ((signed short int) var_1_7)) : (var_1_13 == ((signed short int) last_1_var_1_13))) : (var_1_13 == ((signed short int) var_1_6)))) && (((((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5) || last_1_var_1_8) ? ((last_1_var_1_1 <= last_1_var_1_6) ? (var_1_14 == ((float) (var_1_15 + var_1_16))) : (var_1_14 == ((float) var_1_16))) : (var_1_14 == ((float) var_1_16)))) && ((var_1_6 > var_1_6) ? (var_1_17 == ((unsigned short int) ((((25) > ((var_1_13 + var_1_6))) ? (25) : ((var_1_13 + var_1_6)))))) : 1)) && ((var_1_14 <= var_1_15) ? (var_1_19 == ((unsigned char) (var_1_12 || var_1_20))) : 1) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=153, var_1_20=0, var_1_21=1, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=253, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=153, var_1_20=0, var_1_21=1, var_1_25=1, var_1_26=10013/20, var_1_27=42, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=127, var_1_37=127, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=16, var_1_42=32767, var_1_5=8, var_1_6=153, var_1_7=253, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.9s, OverallIterations: 10, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1692 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1681 mSDsluCounter, 4031 SdHoareTripleChecker+Invalid, 3.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2839 mSDsCounter, 669 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2416 IncrementalHoareTripleChecker+Invalid, 3085 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 669 mSolverCounterUnsat, 1192 mSDtfsCounter, 2416 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2461 GetRequests, 2324 SyntacticMatches, 3 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 887 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1582occurred in iteration=9, InterpolantAutomatonStates: 110, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 9 MinimizatonAttempts, 673 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 2053 NumberOfCodeBlocks, 2053 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2042 ConstructedInterpolants, 1 QuantifiedInterpolants, 11969 SizeOfPredicates, 39 NumberOfNonLiveVariables, 4086 ConjunctsInSsa, 91 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 17180/17864 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 [2023-11-29 04:32:42,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31e8a7a0843c772098719b84de8901608b22406a362aed74107619be02c74764 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:32:44,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:32:44,486 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 04:32:44,492 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:32:44,492 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:32:44,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:32:44,523 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:32:44,524 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:32:44,524 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:32:44,525 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:32:44,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:32:44,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:32:44,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:32:44,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:32:44,528 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:32:44,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:32:44,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:32:44,529 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:32:44,530 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:32:44,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:32:44,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:32:44,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:32:44,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:32:44,533 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 04:32:44,533 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 04:32:44,534 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 04:32:44,534 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:32:44,534 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:32:44,535 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:32:44,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:32:44,536 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:32:44,536 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:32:44,537 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:32:44,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:32:44,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:32:44,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:32:44,537 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:32:44,538 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 04:32:44,538 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 04:32:44,538 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:32:44,538 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:32:44,539 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:32:44,539 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:32:44,539 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:32:44,539 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 04:32:44,539 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_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31e8a7a0843c772098719b84de8901608b22406a362aed74107619be02c74764 [2023-11-29 04:32:44,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:32:44,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:32:44,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:32:44,852 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:32:44,852 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:32:44,854 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i [2023-11-29 04:32:47,676 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:32:47,888 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:32:47,889 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i [2023-11-29 04:32:47,900 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/data/fc5e05f4a/0649119df56e4844852d4d4950a75dfd/FLAG5fb21008b [2023-11-29 04:32:47,915 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/data/fc5e05f4a/0649119df56e4844852d4d4950a75dfd [2023-11-29 04:32:47,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:32:47,919 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:32:47,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:32:47,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:32:47,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:32:47,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:32:47" (1/1) ... [2023-11-29 04:32:47,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70c2e62f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:47, skipping insertion in model container [2023-11-29 04:32:47,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:32:47" (1/1) ... [2023-11-29 04:32:47,962 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:32:48,099 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_37f1207c-7390-40ff-a428-ddfb2089d1cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i[919,932] [2023-11-29 04:32:48,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:32:48,183 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:32:48,193 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_37f1207c-7390-40ff-a428-ddfb2089d1cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i[919,932] [2023-11-29 04:32:48,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:32:48,263 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:32:48,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48 WrapperNode [2023-11-29 04:32:48,263 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:32:48,264 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:32:48,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:32:48,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:32:48,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,285 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,317 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-29 04:32:48,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:32:48,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:32:48,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:32:48,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:32:48,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,337 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,352 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 04:32:48,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,377 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:32:48,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:32:48,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:32:48,384 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:32:48,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (1/1) ... [2023-11-29 04:32:48,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:32:48,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:48,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:32:48,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:32:48,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:32:48,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 04:32:48,461 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:32:48,461 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:32:48,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:32:48,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:32:48,550 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:32:48,552 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:32:49,154 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:32:49,216 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:32:49,216 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:32:49,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:32:49 BoogieIcfgContainer [2023-11-29 04:32:49,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:32:49,219 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:32:49,219 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:32:49,222 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:32:49,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:32:47" (1/3) ... [2023-11-29 04:32:49,223 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2744cb6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:32:49, skipping insertion in model container [2023-11-29 04:32:49,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:48" (2/3) ... [2023-11-29 04:32:49,223 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2744cb6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:32:49, skipping insertion in model container [2023-11-29 04:32:49,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:32:49" (3/3) ... [2023-11-29 04:32:49,225 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-42.i [2023-11-29 04:32:49,240 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:32:49,241 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:32:49,284 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:32:49,290 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@59122c64, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:32:49,291 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:32:49,294 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 04:32:49,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-29 04:32:49,311 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:49,311 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:49,312 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:49,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:49,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1027484226, now seen corresponding path program 1 times [2023-11-29 04:32:49,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:49,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [851435680] [2023-11-29 04:32:49,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:49,331 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 [2023-11-29 04:32:49,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:49,332 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 04:32:49,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:49,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 04:32:49,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-29 04:32:49,811 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:49,812 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:32:49,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [851435680] [2023-11-29 04:32:49,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [851435680] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:49,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:49,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:32:49,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833838559] [2023-11-29 04:32:49,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:49,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:32:49,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:32:49,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:32:49,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:32:49,854 INFO L87 Difference]: Start difference. First operand has 83 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 04:32:50,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:50,131 INFO L93 Difference]: Finished difference Result 163 states and 297 transitions. [2023-11-29 04:32:50,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:32:50,142 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 186 [2023-11-29 04:32:50,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:50,149 INFO L225 Difference]: With dead ends: 163 [2023-11-29 04:32:50,150 INFO L226 Difference]: Without dead ends: 81 [2023-11-29 04:32:50,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:32:50,157 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:50,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:32:50,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-29 04:32:50,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-29 04:32:50,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 50 states have (on average 1.44) internal successors, (72), 50 states have internal predecessors, (72), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 04:32:50,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 130 transitions. [2023-11-29 04:32:50,208 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 130 transitions. Word has length 186 [2023-11-29 04:32:50,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:50,209 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 130 transitions. [2023-11-29 04:32:50,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 04:32:50,209 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2023-11-29 04:32:50,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-29 04:32:50,214 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:50,214 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:50,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:32:50,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:50,425 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:50,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:50,426 INFO L85 PathProgramCache]: Analyzing trace with hash -1170426764, now seen corresponding path program 1 times [2023-11-29 04:32:50,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:50,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1185590247] [2023-11-29 04:32:50,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:50,427 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 [2023-11-29 04:32:50,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:50,428 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 04:32:50,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:50,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:32:50,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:51,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 04:32:51,213 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:51,213 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:32:51,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1185590247] [2023-11-29 04:32:51,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1185590247] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:51,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:51,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:32:51,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995881260] [2023-11-29 04:32:51,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:51,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:32:51,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:32:51,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:32:51,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:32:51,218 INFO L87 Difference]: Start difference. First operand 81 states and 130 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:51,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:51,759 INFO L93 Difference]: Finished difference Result 242 states and 389 transitions. [2023-11-29 04:32:51,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:32:51,768 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2023-11-29 04:32:51,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:51,772 INFO L225 Difference]: With dead ends: 242 [2023-11-29 04:32:51,772 INFO L226 Difference]: Without dead ends: 162 [2023-11-29 04:32:51,774 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:32:51,776 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 110 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:51,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 372 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 04:32:51,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-29 04:32:51,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 153. [2023-11-29 04:32:51,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 92 states have (on average 1.423913043478261) internal successors, (131), 92 states have internal predecessors, (131), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-29 04:32:51,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 247 transitions. [2023-11-29 04:32:51,815 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 247 transitions. Word has length 186 [2023-11-29 04:32:51,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:51,817 INFO L495 AbstractCegarLoop]: Abstraction has 153 states and 247 transitions. [2023-11-29 04:32:51,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 247 transitions. [2023-11-29 04:32:51,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-29 04:32:51,821 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:51,822 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:51,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 04:32:52,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:52,025 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:52,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:52,026 INFO L85 PathProgramCache]: Analyzing trace with hash 2041756199, now seen corresponding path program 1 times [2023-11-29 04:32:52,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:52,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [42215818] [2023-11-29 04:32:52,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:52,027 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 [2023-11-29 04:32:52,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:52,028 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 04:32:52,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:52,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 04:32:52,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:53,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 04:32:53,378 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:53,378 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:32:53,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [42215818] [2023-11-29 04:32:53,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [42215818] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:53,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:53,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:32:53,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007653133] [2023-11-29 04:32:53,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:53,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:32:53,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:32:53,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:32:53,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:32:53,382 INFO L87 Difference]: Start difference. First operand 153 states and 247 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:54,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:54,462 INFO L93 Difference]: Finished difference Result 366 states and 593 transitions. [2023-11-29 04:32:54,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:32:54,470 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-29 04:32:54,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:54,475 INFO L225 Difference]: With dead ends: 366 [2023-11-29 04:32:54,475 INFO L226 Difference]: Without dead ends: 266 [2023-11-29 04:32:54,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:32:54,477 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 153 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:54,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 442 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 04:32:54,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2023-11-29 04:32:54,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 242. [2023-11-29 04:32:54,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 151 states have (on average 1.423841059602649) internal successors, (215), 151 states have internal predecessors, (215), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 04:32:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 389 transitions. [2023-11-29 04:32:54,526 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 389 transitions. Word has length 187 [2023-11-29 04:32:54,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:54,527 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 389 transitions. [2023-11-29 04:32:54,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:54,528 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 389 transitions. [2023-11-29 04:32:54,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-29 04:32:54,531 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:54,531 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:54,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 04:32:54,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:54,732 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:54,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:54,733 INFO L85 PathProgramCache]: Analyzing trace with hash 236317865, now seen corresponding path program 1 times [2023-11-29 04:32:54,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:54,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [664143477] [2023-11-29 04:32:54,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:54,734 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 [2023-11-29 04:32:54,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:54,735 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 04:32:54,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:55,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:32:55,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:55,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 04:32:55,064 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:55,064 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:32:55,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [664143477] [2023-11-29 04:32:55,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [664143477] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:55,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:55,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:32:55,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696159955] [2023-11-29 04:32:55,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:55,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:32:55,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:32:55,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:32:55,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:55,068 INFO L87 Difference]: Start difference. First operand 242 states and 389 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:55,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:55,351 INFO L93 Difference]: Finished difference Result 409 states and 658 transitions. [2023-11-29 04:32:55,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:32:55,358 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-29 04:32:55,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:55,362 INFO L225 Difference]: With dead ends: 409 [2023-11-29 04:32:55,362 INFO L226 Difference]: Without dead ends: 242 [2023-11-29 04:32:55,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:55,364 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 15 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:55,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 225 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 04:32:55,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2023-11-29 04:32:55,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2023-11-29 04:32:55,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 151 states have (on average 1.3973509933774835) internal successors, (211), 151 states have internal predecessors, (211), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 04:32:55,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 385 transitions. [2023-11-29 04:32:55,404 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 385 transitions. Word has length 187 [2023-11-29 04:32:55,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:55,405 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 385 transitions. [2023-11-29 04:32:55,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:32:55,405 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 385 transitions. [2023-11-29 04:32:55,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-29 04:32:55,408 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:55,409 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:55,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 04:32:55,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:55,609 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:55,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:55,610 INFO L85 PathProgramCache]: Analyzing trace with hash -156709145, now seen corresponding path program 1 times [2023-11-29 04:32:55,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:55,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [465410633] [2023-11-29 04:32:55,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:55,611 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 [2023-11-29 04:32:55,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:55,612 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 04:32:55,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:55,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 04:32:55,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 863 proven. 111 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-29 04:32:56,592 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:32:57,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 51 proven. 114 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-29 04:32:57,077 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:32:57,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [465410633] [2023-11-29 04:32:57,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [465410633] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:32:57,077 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:32:57,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2023-11-29 04:32:57,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028778573] [2023-11-29 04:32:57,078 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:32:57,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 04:32:57,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:32:57,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 04:32:57,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-11-29 04:32:57,080 INFO L87 Difference]: Start difference. First operand 242 states and 385 transitions. Second operand has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 3 states have call successors, (50), 3 states have call predecessors, (50), 7 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-29 04:32:58,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:58,641 INFO L93 Difference]: Finished difference Result 482 states and 727 transitions. [2023-11-29 04:32:58,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-29 04:32:58,642 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 3 states have call successors, (50), 3 states have call predecessors, (50), 7 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 187 [2023-11-29 04:32:58,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:58,645 INFO L225 Difference]: With dead ends: 482 [2023-11-29 04:32:58,645 INFO L226 Difference]: Without dead ends: 401 [2023-11-29 04:32:58,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 362 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=315, Invalid=741, Unknown=0, NotChecked=0, Total=1056 [2023-11-29 04:32:58,647 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 350 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:58,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 536 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 506 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 04:32:58,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2023-11-29 04:32:58,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 375. [2023-11-29 04:32:58,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 246 states have (on average 1.3699186991869918) internal successors, (337), 246 states have internal predecessors, (337), 116 states have call successors, (116), 12 states have call predecessors, (116), 12 states have return successors, (116), 116 states have call predecessors, (116), 116 states have call successors, (116) [2023-11-29 04:32:58,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 569 transitions. [2023-11-29 04:32:58,707 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 569 transitions. Word has length 187 [2023-11-29 04:32:58,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:58,708 INFO L495 AbstractCegarLoop]: Abstraction has 375 states and 569 transitions. [2023-11-29 04:32:58,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 3 states have call successors, (50), 3 states have call predecessors, (50), 7 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-29 04:32:58,709 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 569 transitions. [2023-11-29 04:32:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-29 04:32:58,712 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:58,712 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:58,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 04:32:58,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:58,915 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:58,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:58,915 INFO L85 PathProgramCache]: Analyzing trace with hash 2144113445, now seen corresponding path program 1 times [2023-11-29 04:32:58,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:58,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1272564534] [2023-11-29 04:32:58,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:58,916 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 [2023-11-29 04:32:58,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:58,917 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 04:32:58,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:32:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:59,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 04:32:59,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:33:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 240 proven. 78 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-29 04:33:00,085 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:33:00,358 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:33:00,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1272564534] [2023-11-29 04:33:00,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1272564534] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:33:00,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [321541] [2023-11-29 04:33:00,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:33:00,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 04:33:00,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 04:33:00,360 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 04:33:00,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-29 04:33:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:33:01,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 04:33:01,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:33:01,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 04:33:01,741 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:33:01,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [321541] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:33:01,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:33:01,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2023-11-29 04:33:01,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101866034] [2023-11-29 04:33:01,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:33:01,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:33:01,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:33:01,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:33:01,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2023-11-29 04:33:01,744 INFO L87 Difference]: Start difference. First operand 375 states and 569 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:33:05,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:33:05,480 INFO L93 Difference]: Finished difference Result 986 states and 1479 transitions. [2023-11-29 04:33:05,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 04:33:05,488 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-29 04:33:05,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:33:05,492 INFO L225 Difference]: With dead ends: 986 [2023-11-29 04:33:05,492 INFO L226 Difference]: Without dead ends: 798 [2023-11-29 04:33:05,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 546 GetRequests, 530 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2023-11-29 04:33:05,494 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 191 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:33:05,494 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 567 Invalid, 298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-29 04:33:05,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2023-11-29 04:33:05,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 713. [2023-11-29 04:33:05,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 713 states, 482 states have (on average 1.3692946058091287) internal successors, (660), 484 states have internal predecessors, (660), 207 states have call successors, (207), 23 states have call predecessors, (207), 23 states have return successors, (207), 205 states have call predecessors, (207), 207 states have call successors, (207) [2023-11-29 04:33:05,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 1074 transitions. [2023-11-29 04:33:05,597 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 1074 transitions. Word has length 187 [2023-11-29 04:33:05,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:33:05,598 INFO L495 AbstractCegarLoop]: Abstraction has 713 states and 1074 transitions. [2023-11-29 04:33:05,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:33:05,598 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1074 transitions. [2023-11-29 04:33:05,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-29 04:33:05,600 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:33:05,600 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:33:05,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 04:33:05,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-29 04:33:06,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 04:33:06,001 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:33:06,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:33:06,002 INFO L85 PathProgramCache]: Analyzing trace with hash 555765543, now seen corresponding path program 1 times [2023-11-29 04:33:06,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:33:06,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1189731225] [2023-11-29 04:33:06,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:33:06,003 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 [2023-11-29 04:33:06,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:33:06,004 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 04:33:06,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:33:06,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:33:06,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 04:33:06,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:33:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 240 proven. 78 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-29 04:33:07,269 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:33:08,152 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:33:08,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1189731225] [2023-11-29 04:33:08,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1189731225] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:33:08,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1529466919] [2023-11-29 04:33:08,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:33:08,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 04:33:08,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 04:33:08,154 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 04:33:08,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-29 04:33:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:33:08,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 04:33:08,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:33:10,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 04:33:10,223 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:33:10,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1529466919] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:33:10,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:33:10,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2023-11-29 04:33:10,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862943622] [2023-11-29 04:33:10,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:33:10,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:33:10,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:33:10,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:33:10,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-11-29 04:33:10,225 INFO L87 Difference]: Start difference. First operand 713 states and 1074 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:33:14,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:33:14,104 INFO L93 Difference]: Finished difference Result 1208 states and 1820 transitions. [2023-11-29 04:33:14,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:33:14,105 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-29 04:33:14,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:33:14,112 INFO L225 Difference]: With dead ends: 1208 [2023-11-29 04:33:14,113 INFO L226 Difference]: Without dead ends: 934 [2023-11-29 04:33:14,114 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2023-11-29 04:33:14,115 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 125 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:33:14,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 473 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-29 04:33:14,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2023-11-29 04:33:14,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 884. [2023-11-29 04:33:14,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 884 states, 589 states have (on average 1.3616298811544991) internal successors, (802), 591 states have internal predecessors, (802), 265 states have call successors, (265), 29 states have call predecessors, (265), 29 states have return successors, (265), 263 states have call predecessors, (265), 265 states have call successors, (265) [2023-11-29 04:33:14,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 884 states and 1332 transitions. [2023-11-29 04:33:14,245 INFO L78 Accepts]: Start accepts. Automaton has 884 states and 1332 transitions. Word has length 187 [2023-11-29 04:33:14,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:33:14,246 INFO L495 AbstractCegarLoop]: Abstraction has 884 states and 1332 transitions. [2023-11-29 04:33:14,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 04:33:14,247 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1332 transitions. [2023-11-29 04:33:14,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-29 04:33:14,248 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:33:14,249 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:33:14,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 04:33:14,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-11-29 04:33:14,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 04:33:14,652 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:33:14,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:33:14,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1945863839, now seen corresponding path program 1 times [2023-11-29 04:33:14,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:33:14,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1085521622] [2023-11-29 04:33:14,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:33:14,653 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 [2023-11-29 04:33:14,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:33:14,654 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 04:33:14,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 (11)] Waiting until timeout for monitored process [2023-11-29 04:33:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:33:14,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 04:33:14,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:33:15,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 240 proven. 78 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-29 04:33:15,647 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:33:15,903 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:33:15,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1085521622] [2023-11-29 04:33:15,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1085521622] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:33:15,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1445506917] [2023-11-29 04:33:15,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:33:15,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 04:33:15,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 04:33:15,905 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 04:33:15,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-29 04:33:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:33:17,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 04:33:17,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:33:17,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 240 proven. 78 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-29 04:33:17,676 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:33:17,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1445506917] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:33:17,876 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:33:17,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2023-11-29 04:33:17,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268420647] [2023-11-29 04:33:17,876 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:33:17,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 04:33:17,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:33:17,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 04:33:17,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:33:17,878 INFO L87 Difference]: Start difference. First operand 884 states and 1332 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 04:33:19,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:33:19,137 INFO L93 Difference]: Finished difference Result 1582 states and 2319 transitions. [2023-11-29 04:33:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 04:33:19,138 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 188 [2023-11-29 04:33:19,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:33:19,147 INFO L225 Difference]: With dead ends: 1582 [2023-11-29 04:33:19,147 INFO L226 Difference]: Without dead ends: 1173 [2023-11-29 04:33:19,149 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 726 GetRequests, 708 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380 [2023-11-29 04:33:19,150 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 151 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:33:19,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 360 Invalid, 483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 04:33:19,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1173 states. [2023-11-29 04:33:19,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1173 to 1101. [2023-11-29 04:33:19,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1101 states, 731 states have (on average 1.3324213406292749) internal successors, (974), 733 states have internal predecessors, (974), 323 states have call successors, (323), 46 states have call predecessors, (323), 46 states have return successors, (323), 321 states have call predecessors, (323), 323 states have call successors, (323) [2023-11-29 04:33:19,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 1101 states and 1620 transitions. [2023-11-29 04:33:19,289 INFO L78 Accepts]: Start accepts. Automaton has 1101 states and 1620 transitions. Word has length 188 [2023-11-29 04:33:19,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:33:19,289 INFO L495 AbstractCegarLoop]: Abstraction has 1101 states and 1620 transitions. [2023-11-29 04:33:19,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 04:33:19,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1620 transitions. [2023-11-29 04:33:19,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-29 04:33:19,291 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:33:19,292 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:33:19,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 (11)] Ended with exit code 0 [2023-11-29 04:33:19,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-11-29 04:33:19,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 04:33:19,693 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:33:19,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:33:19,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1265805469, now seen corresponding path program 1 times [2023-11-29 04:33:19,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:33:19,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1443154190] [2023-11-29 04:33:19,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:33:19,694 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 [2023-11-29 04:33:19,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:33:19,695 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 04:33:19,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f1207c-7390-40ff-a428-ddfb2089d1cb/bin/uautomizer-verify-BQ2R08f2Ya/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 (13)] Waiting until timeout for monitored process [2023-11-29 04:33:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:33:20,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-29 04:33:20,109 INFO L285 TraceCheckSpWp]: Computing forward predicates...