./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f973a40b26aaa32bb1cc01afeff98c3363a14790c658d13c89361ba4409a62b2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:43:58,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:43:58,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:43:58,640 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:43:58,641 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:43:58,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:43:58,693 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:43:58,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:43:58,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:43:58,702 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:43:58,704 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:43:58,704 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:43:58,705 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:43:58,708 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:43:58,708 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:43:58,709 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:43:58,709 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:43:58,710 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:43:58,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:43:58,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:43:58,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:43:58,713 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:43:58,714 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:43:58,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:43:58,715 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:43:58,715 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:43:58,716 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:43:58,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:43:58,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:43:58,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:43:58,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:43:58,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:43:58,720 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:43:58,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:43:58,720 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:43:58,721 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:43:58,721 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:43:58,722 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:43:58,722 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:43:58,722 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_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f973a40b26aaa32bb1cc01afeff98c3363a14790c658d13c89361ba4409a62b2 [2023-11-06 22:43:59,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:43:59,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:43:59,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:43:59,153 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:43:59,154 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:43:59,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i [2023-11-06 22:44:02,938 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:44:03,370 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:44:03,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i [2023-11-06 22:44:03,386 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/data/f06f289d2/6a6111a22cf74c5aa91b103898c2f5da/FLAG25be8dd7d [2023-11-06 22:44:03,417 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/data/f06f289d2/6a6111a22cf74c5aa91b103898c2f5da [2023-11-06 22:44:03,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:44:03,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:44:03,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:44:03,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:44:03,444 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:44:03,445 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:44:03" (1/1) ... [2023-11-06 22:44:03,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c94454d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:03, skipping insertion in model container [2023-11-06 22:44:03,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:44:03" (1/1) ... [2023-11-06 22:44:03,498 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:44:03,762 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_97f6710f-03d0-4304-bca3-e0849ac7c6f7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i[916,929] [2023-11-06 22:44:03,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:44:03,939 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:44:03,966 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_97f6710f-03d0-4304-bca3-e0849ac7c6f7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i[916,929] [2023-11-06 22:44:04,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:44:04,083 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:44:04,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04 WrapperNode [2023-11-06 22:44:04,084 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:44:04,085 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:44:04,086 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:44:04,086 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:44:04,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,131 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,191 INFO L138 Inliner]: procedures = 29, calls = 158, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 464 [2023-11-06 22:44:04,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:44:04,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:44:04,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:44:04,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:44:04,207 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,218 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,262 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,275 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:44:04,277 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:44:04,277 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:44:04,277 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:44:04,278 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (1/1) ... [2023-11-06 22:44:04,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:44:04,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:04,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:44:04,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:44:04,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:44:04,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-06 22:44:04,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:44:04,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-06 22:44:04,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:44:04,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-06 22:44:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:44:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:44:04,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:44:04,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:44:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:44:04,548 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:44:04,551 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:44:05,226 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:44:05,236 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:44:05,237 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:44:05,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:44:05 BoogieIcfgContainer [2023-11-06 22:44:05,240 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:44:05,244 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:44:05,245 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:44:05,249 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:44:05,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:44:03" (1/3) ... [2023-11-06 22:44:05,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@539393c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:44:05, skipping insertion in model container [2023-11-06 22:44:05,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:04" (2/3) ... [2023-11-06 22:44:05,252 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@539393c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:44:05, skipping insertion in model container [2023-11-06 22:44:05,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:44:05" (3/3) ... [2023-11-06 22:44:05,257 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-83.i [2023-11-06 22:44:05,283 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:44:05,284 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:44:05,376 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:44:05,389 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@58fd0939, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:44:05,390 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:44:05,398 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 96 states have (on average 1.4791666666666667) internal successors, (142), 97 states have internal predecessors, (142), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:44:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-06 22:44:05,420 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:44:05,421 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:44:05,422 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:44:05,428 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:44:05,428 INFO L85 PathProgramCache]: Analyzing trace with hash 560069543, now seen corresponding path program 1 times [2023-11-06 22:44:05,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:44:05,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247758072] [2023-11-06 22:44:05,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:05,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:44:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:05,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:44:05,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247758072] [2023-11-06 22:44:05,857 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:44:05,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130900541] [2023-11-06 22:44:05,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:05,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:05,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:05,865 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:44:05,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:44:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:06,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:44:06,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:44:06,385 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-11-06 22:44:06,389 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:44:06,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130900541] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:44:06,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:44:06,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:44:06,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999517583] [2023-11-06 22:44:06,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:44:06,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:44:06,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:44:06,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:44:06,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:44:06,442 INFO L87 Difference]: Start difference. First operand has 110 states, 96 states have (on average 1.4791666666666667) internal successors, (142), 97 states have internal predecessors, (142), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 22:44:06,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:44:06,487 INFO L93 Difference]: Finished difference Result 213 states and 333 transitions. [2023-11-06 22:44:06,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:44:06,490 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) Word has length 106 [2023-11-06 22:44:06,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:44:06,501 INFO L225 Difference]: With dead ends: 213 [2023-11-06 22:44:06,501 INFO L226 Difference]: Without dead ends: 106 [2023-11-06 22:44:06,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:44:06,511 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:44:06,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:44:06,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-06 22:44:06,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2023-11-06 22:44:06,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 93 states have (on average 1.3870967741935485) internal successors, (129), 93 states have internal predecessors, (129), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:44:06,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 151 transitions. [2023-11-06 22:44:06,576 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 151 transitions. Word has length 106 [2023-11-06 22:44:06,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:44:06,576 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 151 transitions. [2023-11-06 22:44:06,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 22:44:06,577 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 151 transitions. [2023-11-06 22:44:06,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-06 22:44:06,581 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:44:06,582 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:44:06,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:44:06,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:44:06,791 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:44:06,791 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:44:06,792 INFO L85 PathProgramCache]: Analyzing trace with hash -2139384071, now seen corresponding path program 1 times [2023-11-06 22:44:06,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:44:06,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059675826] [2023-11-06 22:44:06,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:06,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:44:06,949 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:44:06,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [388296288] [2023-11-06 22:44:06,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:06,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:06,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:06,955 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:44:06,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:44:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:07,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:44:07,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:44:07,312 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:44:07,312 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:44:07,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:44:07,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059675826] [2023-11-06 22:44:07,313 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:44:07,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388296288] [2023-11-06 22:44:07,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388296288] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:44:07,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:44:07,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:44:07,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4546026] [2023-11-06 22:44:07,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:44:07,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:44:07,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:44:07,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:44:07,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:44:07,317 INFO L87 Difference]: Start difference. First operand 106 states and 151 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:07,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:44:07,395 INFO L93 Difference]: Finished difference Result 221 states and 316 transitions. [2023-11-06 22:44:07,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:44:07,396 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2023-11-06 22:44:07,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:44:07,399 INFO L225 Difference]: With dead ends: 221 [2023-11-06 22:44:07,399 INFO L226 Difference]: Without dead ends: 118 [2023-11-06 22:44:07,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:44:07,403 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 21 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:44:07,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 440 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:44:07,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2023-11-06 22:44:07,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 108. [2023-11-06 22:44:07,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 95 states have (on average 1.3789473684210527) internal successors, (131), 95 states have internal predecessors, (131), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:44:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2023-11-06 22:44:07,421 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 106 [2023-11-06 22:44:07,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:44:07,423 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2023-11-06 22:44:07,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:07,424 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2023-11-06 22:44:07,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-06 22:44:07,427 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:44:07,427 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:44:07,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-06 22:44:07,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-06 22:44:07,634 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:44:07,635 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:44:07,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1459325701, now seen corresponding path program 1 times [2023-11-06 22:44:07,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:44:07,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440100567] [2023-11-06 22:44:07,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:07,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:44:07,733 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:44:07,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [281961922] [2023-11-06 22:44:07,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:07,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:07,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:07,736 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:44:07,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:44:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:07,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:44:07,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:44:08,053 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:44:08,054 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:44:08,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:44:08,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440100567] [2023-11-06 22:44:08,054 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:44:08,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281961922] [2023-11-06 22:44:08,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [281961922] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:44:08,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:44:08,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:44:08,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347626687] [2023-11-06 22:44:08,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:44:08,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:44:08,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:44:08,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:44:08,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:44:08,059 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:08,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:44:08,109 INFO L93 Difference]: Finished difference Result 221 states and 314 transitions. [2023-11-06 22:44:08,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:44:08,110 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2023-11-06 22:44:08,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:44:08,113 INFO L225 Difference]: With dead ends: 221 [2023-11-06 22:44:08,113 INFO L226 Difference]: Without dead ends: 116 [2023-11-06 22:44:08,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:44:08,117 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 12 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:44:08,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 438 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:44:08,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-11-06 22:44:08,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 110. [2023-11-06 22:44:08,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 97 states have (on average 1.3711340206185567) internal successors, (133), 97 states have internal predecessors, (133), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:44:08,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 155 transitions. [2023-11-06 22:44:08,132 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 155 transitions. Word has length 106 [2023-11-06 22:44:08,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:44:08,134 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 155 transitions. [2023-11-06 22:44:08,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:08,134 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 155 transitions. [2023-11-06 22:44:08,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-06 22:44:08,138 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:44:08,138 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:44:08,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:44:08,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:08,349 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:44:08,350 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:44:08,350 INFO L85 PathProgramCache]: Analyzing trace with hash 315681661, now seen corresponding path program 1 times [2023-11-06 22:44:08,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:44:08,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765611007] [2023-11-06 22:44:08,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:08,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:44:08,448 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:44:08,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [323360892] [2023-11-06 22:44:08,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:08,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:08,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:08,454 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:44:08,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:44:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:08,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:44:08,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:44:08,779 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:44:08,780 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:44:08,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:44:08,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765611007] [2023-11-06 22:44:08,782 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:44:08,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [323360892] [2023-11-06 22:44:08,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [323360892] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:44:08,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:44:08,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:44:08,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930850272] [2023-11-06 22:44:08,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:44:08,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:44:08,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:44:08,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:44:08,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:44:08,789 INFO L87 Difference]: Start difference. First operand 110 states and 155 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:08,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:44:08,838 INFO L93 Difference]: Finished difference Result 221 states and 312 transitions. [2023-11-06 22:44:08,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:44:08,839 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2023-11-06 22:44:08,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:44:08,846 INFO L225 Difference]: With dead ends: 221 [2023-11-06 22:44:08,847 INFO L226 Difference]: Without dead ends: 114 [2023-11-06 22:44:08,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:44:08,857 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 3 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:44:08,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 437 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:44:08,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-11-06 22:44:08,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 112. [2023-11-06 22:44:08,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 99 states have (on average 1.3636363636363635) internal successors, (135), 99 states have internal predecessors, (135), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:44:08,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 157 transitions. [2023-11-06 22:44:08,872 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 157 transitions. Word has length 106 [2023-11-06 22:44:08,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:44:08,873 INFO L495 AbstractCegarLoop]: Abstraction has 112 states and 157 transitions. [2023-11-06 22:44:08,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:08,874 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 157 transitions. [2023-11-06 22:44:08,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-06 22:44:08,877 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:44:08,877 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:44:08,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:44:09,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:09,085 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:44:09,086 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:44:09,086 INFO L85 PathProgramCache]: Analyzing trace with hash 317528703, now seen corresponding path program 1 times [2023-11-06 22:44:09,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:44:09,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025682809] [2023-11-06 22:44:09,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:09,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:44:09,137 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:44:09,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1540331296] [2023-11-06 22:44:09,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:09,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:09,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:09,139 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:44:09,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:44:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:09,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:44:09,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:44:10,423 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2023-11-06 22:44:10,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:10,435 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-06 22:44:10,449 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2023-11-06 22:44:10,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:10,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:10,470 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2023-11-06 22:44:10,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:10,526 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-06 22:44:10,548 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-06 22:44:10,568 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:44:10,568 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:44:10,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:44:10,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025682809] [2023-11-06 22:44:10,569 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:44:10,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1540331296] [2023-11-06 22:44:10,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1540331296] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:44:10,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:44:10,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:44:10,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382050776] [2023-11-06 22:44:10,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:44:10,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:44:10,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:44:10,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:44:10,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:44:10,574 INFO L87 Difference]: Start difference. First operand 112 states and 157 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:10,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:44:10,987 INFO L93 Difference]: Finished difference Result 223 states and 313 transitions. [2023-11-06 22:44:10,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:44:10,988 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2023-11-06 22:44:10,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:44:10,990 INFO L225 Difference]: With dead ends: 223 [2023-11-06 22:44:10,990 INFO L226 Difference]: Without dead ends: 114 [2023-11-06 22:44:10,991 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:44:10,992 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 192 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:44:10,993 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 193 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:44:10,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-11-06 22:44:11,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 112. [2023-11-06 22:44:11,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 99 states have (on average 1.3535353535353536) internal successors, (134), 99 states have internal predecessors, (134), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:44:11,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 156 transitions. [2023-11-06 22:44:11,008 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 156 transitions. Word has length 106 [2023-11-06 22:44:11,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:44:11,009 INFO L495 AbstractCegarLoop]: Abstraction has 112 states and 156 transitions. [2023-11-06 22:44:11,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 156 transitions. [2023-11-06 22:44:11,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-06 22:44:11,012 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:44:11,013 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:44:11,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:44:11,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:11,221 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:44:11,221 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:44:11,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1679528913, now seen corresponding path program 1 times [2023-11-06 22:44:11,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:44:11,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330987356] [2023-11-06 22:44:11,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:11,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:44:11,294 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:44:11,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [759579716] [2023-11-06 22:44:11,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:11,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:11,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:11,299 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:44:11,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:44:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:11,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:44:11,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:44:11,730 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:44:11,731 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 44 [2023-11-06 22:44:11,980 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:44:11,980 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:44:11,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:44:11,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330987356] [2023-11-06 22:44:11,981 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:44:11,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759579716] [2023-11-06 22:44:11,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [759579716] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:44:11,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:44:11,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:44:11,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634169079] [2023-11-06 22:44:11,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:44:11,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:44:11,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:44:11,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:44:11,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:44:11,985 INFO L87 Difference]: Start difference. First operand 112 states and 156 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:12,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:44:12,350 INFO L93 Difference]: Finished difference Result 226 states and 317 transitions. [2023-11-06 22:44:12,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:44:12,352 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2023-11-06 22:44:12,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:44:12,354 INFO L225 Difference]: With dead ends: 226 [2023-11-06 22:44:12,354 INFO L226 Difference]: Without dead ends: 117 [2023-11-06 22:44:12,355 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:44:12,356 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 9 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:44:12,356 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 473 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:44:12,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-06 22:44:12,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 114. [2023-11-06 22:44:12,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 101 states have (on average 1.3465346534653466) internal successors, (136), 101 states have internal predecessors, (136), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:44:12,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 158 transitions. [2023-11-06 22:44:12,376 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 158 transitions. Word has length 107 [2023-11-06 22:44:12,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:44:12,377 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 158 transitions. [2023-11-06 22:44:12,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:12,378 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 158 transitions. [2023-11-06 22:44:12,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:44:12,379 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:44:12,380 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:44:12,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:44:12,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:12,588 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:44:12,588 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:44:12,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1351112762, now seen corresponding path program 1 times [2023-11-06 22:44:12,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:44:12,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486491968] [2023-11-06 22:44:12,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:12,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:44:12,633 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:44:12,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [798446465] [2023-11-06 22:44:12,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:12,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:12,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:12,635 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:44:12,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:44:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:12,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-06 22:44:12,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:44:13,672 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:44:14,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:14,003 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2023-11-06 22:44:14,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:14,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:14,409 INFO L322 Elim1Store]: treesize reduction 78, result has 41.4 percent of original size [2023-11-06 22:44:14,409 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 101 treesize of output 140 [2023-11-06 22:44:14,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:14,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:14,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:14,532 INFO L322 Elim1Store]: treesize reduction 36, result has 42.9 percent of original size [2023-11-06 22:44:14,533 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 124 treesize of output 155 [2023-11-06 22:44:14,763 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2023-11-06 22:44:14,953 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2023-11-06 22:44:15,205 INFO L322 Elim1Store]: treesize reduction 11, result has 42.1 percent of original size [2023-11-06 22:44:15,206 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 153 treesize of output 147 [2023-11-06 22:44:16,106 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:44:16,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:16,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:16,156 INFO L322 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2023-11-06 22:44:16,157 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 333 treesize of output 320 [2023-11-06 22:44:16,286 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-11-06 22:44:16,320 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2023-11-06 22:44:16,386 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:44:16,386 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2023-11-06 22:44:16,531 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:44:16,532 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:44:16,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:16,543 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2023-11-06 22:44:16,659 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:44:16,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:16,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:16,691 INFO L322 Elim1Store]: treesize reduction 25, result has 16.7 percent of original size [2023-11-06 22:44:16,691 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 255 treesize of output 239 [2023-11-06 22:44:16,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:16,716 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2023-11-06 22:44:16,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:16,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:16,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:16,941 INFO L322 Elim1Store]: treesize reduction 107, result has 25.2 percent of original size [2023-11-06 22:44:16,942 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 521 treesize of output 537 [2023-11-06 22:44:17,188 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2023-11-06 22:44:17,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:17,420 INFO L322 Elim1Store]: treesize reduction 24, result has 41.5 percent of original size [2023-11-06 22:44:17,421 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 36 [2023-11-06 22:44:17,527 INFO L322 Elim1Store]: treesize reduction 11, result has 42.1 percent of original size [2023-11-06 22:44:17,527 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 26 [2023-11-06 22:44:17,556 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2023-11-06 22:44:17,966 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-06 22:44:18,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:18,141 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2023-11-06 22:44:18,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:18,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:18,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:18,295 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2023-11-06 22:44:18,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:18,429 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 36 [2023-11-06 22:44:18,479 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 81 proven. 33 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-11-06 22:44:18,479 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:44:18,596 WARN L839 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_631 (Array Int Int))) (let ((.cse0 (store |c_#memory_int| |c_~#double_Array_0~0.base| v_ArrVal_631))) (= (mod (select (select .cse0 |c_~#unsigned_short_int_Array_0~0.base|) (+ |c_~#unsigned_short_int_Array_0~0.offset| 2)) 65536) (mod (select (select .cse0 |c_~#unsigned_char_Array_0~0.base|) |c_~#unsigned_char_Array_0~0.offset|) 256)))) is different from false [2023-11-06 22:44:18,677 WARN L839 $PredicateComparison]: unable to prove that (forall ((|~#unsigned_short_int_Array_0~0.offset| Int) (v_ArrVal_631 (Array Int Int))) (let ((.cse1 (+ 2 |~#unsigned_short_int_Array_0~0.offset|))) (let ((.cse0 (store (store |c_#memory_int| |c_~#unsigned_short_int_Array_0~0.base| (store (select |c_#memory_int| |c_~#unsigned_short_int_Array_0~0.base|) .cse1 (mod (select (select |c_#memory_int| |c_~#unsigned_char_Array_0~0.base|) |c_~#unsigned_char_Array_0~0.offset|) 256))) |c_~#double_Array_0~0.base| v_ArrVal_631))) (= (mod (select (select .cse0 |c_~#unsigned_char_Array_0~0.base|) |c_~#unsigned_char_Array_0~0.offset|) 256) (mod (select (select .cse0 |c_~#unsigned_short_int_Array_0~0.base|) .cse1) 65536))))) is different from false [2023-11-06 22:44:18,719 WARN L839 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_625 (Array Int Int)) (|~#signed_short_int_Array_0~0.offset| Int) (v_ArrVal_627 Int) (|~#signed_char_Array_0~0.offset| Int) (|~#unsigned_short_int_Array_0~0.offset| Int) (v_ArrVal_631 (Array Int Int))) (let ((.cse1 (+ 2 |~#unsigned_short_int_Array_0~0.offset|))) (let ((.cse0 (store (let ((.cse2 (let ((.cse4 (store |c_#memory_int| |c_~#signed_short_int_Array_0~0.base| (store (select |c_#memory_int| |c_~#signed_short_int_Array_0~0.base|) |~#signed_short_int_Array_0~0.offset| v_ArrVal_627)))) (store .cse4 |c_~#signed_char_Array_0~0.base| (let ((.cse5 (select .cse4 |c_~#signed_char_Array_0~0.base|))) (store .cse5 (+ |~#signed_char_Array_0~0.offset| 1) (select .cse5 |~#signed_char_Array_0~0.offset|))))))) (store .cse2 |c_~#unsigned_short_int_Array_0~0.base| (let ((.cse3 (store .cse2 |c_~#double_Array_0~0.base| v_ArrVal_625))) (store (select .cse3 |c_~#unsigned_short_int_Array_0~0.base|) .cse1 (mod (select (select .cse3 |c_~#unsigned_char_Array_0~0.base|) |c_~#unsigned_char_Array_0~0.offset|) 256))))) |c_~#double_Array_0~0.base| v_ArrVal_631))) (= (mod (select (select .cse0 |c_~#unsigned_short_int_Array_0~0.base|) .cse1) 65536) (mod (select (select .cse0 |c_~#unsigned_char_Array_0~0.base|) |c_~#unsigned_char_Array_0~0.offset|) 256))))) is different from false [2023-11-06 22:44:18,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:44:18,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486491968] [2023-11-06 22:44:18,766 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:44:18,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798446465] [2023-11-06 22:44:18,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [798446465] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:44:18,766 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:44:18,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2023-11-06 22:44:18,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307590190] [2023-11-06 22:44:18,767 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 22:44:18,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-06 22:44:18,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:44:18,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-06 22:44:18,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=203, Unknown=3, NotChecked=90, Total=342 [2023-11-06 22:44:18,771 INFO L87 Difference]: Start difference. First operand 114 states and 158 transitions. Second operand has 13 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2023-11-06 22:44:20,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:44:20,452 INFO L93 Difference]: Finished difference Result 328 states and 452 transitions. [2023-11-06 22:44:20,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-06 22:44:20,454 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 108 [2023-11-06 22:44:20,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:44:20,456 INFO L225 Difference]: With dead ends: 328 [2023-11-06 22:44:20,457 INFO L226 Difference]: Without dead ends: 217 [2023-11-06 22:44:20,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=147, Invalid=564, Unknown=3, NotChecked=156, Total=870 [2023-11-06 22:44:20,459 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 396 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 397 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:44:20,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [397 Valid, 604 Invalid, 968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 22:44:20,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2023-11-06 22:44:20,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 140. [2023-11-06 22:44:20,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 126 states have (on average 1.3571428571428572) internal successors, (171), 126 states have internal predecessors, (171), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:44:20,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 193 transitions. [2023-11-06 22:44:20,475 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 193 transitions. Word has length 108 [2023-11-06 22:44:20,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:44:20,476 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 193 transitions. [2023-11-06 22:44:20,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2023-11-06 22:44:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 193 transitions. [2023-11-06 22:44:20,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:44:20,479 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:44:20,479 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:44:20,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:44:20,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:20,688 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:44:20,688 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:44:20,689 INFO L85 PathProgramCache]: Analyzing trace with hash 330044408, now seen corresponding path program 1 times [2023-11-06 22:44:20,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:44:20,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944365223] [2023-11-06 22:44:20,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:20,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:44:20,725 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:44:20,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1383466404] [2023-11-06 22:44:20,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:20,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:20,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:20,728 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:44:20,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 22:44:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:21,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-06 22:44:21,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:44:22,224 INFO L322 Elim1Store]: treesize reduction 78, result has 41.4 percent of original size [2023-11-06 22:44:22,225 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 120 [2023-11-06 22:44:22,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:22,287 INFO L322 Elim1Store]: treesize reduction 33, result has 21.4 percent of original size [2023-11-06 22:44:22,287 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 103 treesize of output 116 [2023-11-06 22:44:22,449 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 68 [2023-11-06 22:44:22,799 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:44:22,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:22,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:22,815 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2023-11-06 22:44:22,825 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2023-11-06 22:44:22,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:22,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:22,981 INFO L322 Elim1Store]: treesize reduction 75, result has 19.4 percent of original size [2023-11-06 22:44:22,982 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 175 treesize of output 187 [2023-11-06 22:44:23,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:23,400 INFO L322 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-11-06 22:44:23,400 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 22 [2023-11-06 22:44:23,440 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2023-11-06 22:44:23,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:23,491 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 29 [2023-11-06 22:44:23,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:23,504 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2023-11-06 22:44:23,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:23,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:23,957 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:44:23,957 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 47 [2023-11-06 22:44:24,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:24,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:24,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:24,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:24,224 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 46 [2023-11-06 22:44:24,587 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:44:24,588 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:44:24,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:44:24,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944365223] [2023-11-06 22:44:24,588 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:44:24,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1383466404] [2023-11-06 22:44:24,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1383466404] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:44:24,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:44:24,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:44:24,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442953235] [2023-11-06 22:44:24,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:44:24,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:44:24,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:44:24,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:44:24,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:44:24,592 INFO L87 Difference]: Start difference. First operand 140 states and 193 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:29,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:44:31,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:44:34,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:44:36,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:44:39,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:44:43,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:44:43,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:44:43,437 INFO L93 Difference]: Finished difference Result 406 states and 563 transitions. [2023-11-06 22:44:43,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:44:43,439 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-06 22:44:43,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:44:43,442 INFO L225 Difference]: With dead ends: 406 [2023-11-06 22:44:43,442 INFO L226 Difference]: Without dead ends: 269 [2023-11-06 22:44:43,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:44:43,444 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 578 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 567 mSolverCounterSat, 20 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 567 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:44:43,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [578 Valid, 402 Invalid, 593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 567 Invalid, 6 Unknown, 0 Unchecked, 17.3s Time] [2023-11-06 22:44:43,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2023-11-06 22:44:43,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 160. [2023-11-06 22:44:43,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 146 states have (on average 1.3767123287671232) internal successors, (201), 146 states have internal predecessors, (201), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:44:43,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 223 transitions. [2023-11-06 22:44:43,461 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 223 transitions. Word has length 108 [2023-11-06 22:44:43,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:44:43,462 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 223 transitions. [2023-11-06 22:44:43,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:43,462 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 223 transitions. [2023-11-06 22:44:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:44:43,464 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:44:43,465 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:44:43,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:44:43,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-06 22:44:43,673 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:44:43,674 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:44:43,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1258303494, now seen corresponding path program 1 times [2023-11-06 22:44:43,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:44:43,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509825284] [2023-11-06 22:44:43,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:43,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:44:43,711 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:44:43,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [618748006] [2023-11-06 22:44:43,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:43,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:43,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:43,717 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:44:43,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 22:44:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:44,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:44:44,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:44:44,703 INFO L322 Elim1Store]: treesize reduction 78, result has 41.4 percent of original size [2023-11-06 22:44:44,704 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 120 [2023-11-06 22:44:44,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:44,769 INFO L322 Elim1Store]: treesize reduction 48, result has 28.4 percent of original size [2023-11-06 22:44:44,770 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 126 treesize of output 160 [2023-11-06 22:44:44,802 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:44,852 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:45,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:45,464 INFO L322 Elim1Store]: treesize reduction 261, result has 18.7 percent of original size [2023-11-06 22:44:45,465 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 13 case distinctions, treesize of input 129 treesize of output 233 [2023-11-06 22:44:50,863 INFO L322 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-06 22:44:50,864 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 20 [2023-11-06 22:44:50,879 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-06 22:44:50,995 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2023-11-06 22:44:51,094 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-06 22:44:51,146 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-06 22:44:51,194 INFO L322 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-06 22:44:51,194 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 20 [2023-11-06 22:44:51,223 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-06 22:44:51,271 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:51,312 INFO L322 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-11-06 22:44:51,313 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 20 [2023-11-06 22:44:52,251 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:52,362 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 32 [2023-11-06 22:44:52,393 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:52,446 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2023-11-06 22:44:52,561 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:52,736 INFO L322 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-11-06 22:44:52,736 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 20 [2023-11-06 22:44:52,759 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-06 22:44:52,817 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:52,964 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:53,176 INFO L322 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-11-06 22:44:53,176 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 20 [2023-11-06 22:44:53,183 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:53,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:53,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:53,578 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 16 [2023-11-06 22:44:53,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:53,713 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 31 [2023-11-06 22:44:53,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:53,835 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 31 [2023-11-06 22:44:53,917 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:44:53,918 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 19 [2023-11-06 22:44:53,936 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:44:53,936 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:44:53,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:44:53,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509825284] [2023-11-06 22:44:53,937 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:44:53,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [618748006] [2023-11-06 22:44:53,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [618748006] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:44:53,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:44:53,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:44:53,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360961138] [2023-11-06 22:44:53,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:44:53,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:44:53,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:44:53,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:44:53,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:44:53,941 INFO L87 Difference]: Start difference. First operand 160 states and 223 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:54,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:44:54,952 INFO L93 Difference]: Finished difference Result 451 states and 629 transitions. [2023-11-06 22:44:54,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:44:54,953 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-06 22:44:54,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:44:54,956 INFO L225 Difference]: With dead ends: 451 [2023-11-06 22:44:54,956 INFO L226 Difference]: Without dead ends: 294 [2023-11-06 22:44:54,957 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:44:54,958 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 501 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:44:54,959 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [501 Valid, 296 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-06 22:44:54,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2023-11-06 22:44:54,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 178. [2023-11-06 22:44:54,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 164 states have (on average 1.3780487804878048) internal successors, (226), 164 states have internal predecessors, (226), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:44:54,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 248 transitions. [2023-11-06 22:44:54,978 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 248 transitions. Word has length 108 [2023-11-06 22:44:54,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:44:54,978 INFO L495 AbstractCegarLoop]: Abstraction has 178 states and 248 transitions. [2023-11-06 22:44:54,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:44:54,979 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 248 transitions. [2023-11-06 22:44:54,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:44:54,981 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:44:54,981 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:44:54,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:44:55,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:55,191 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:44:55,191 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:44:55,191 INFO L85 PathProgramCache]: Analyzing trace with hash 841639672, now seen corresponding path program 1 times [2023-11-06 22:44:55,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:44:55,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282846702] [2023-11-06 22:44:55,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:55,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:44:55,242 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:44:55,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [250695511] [2023-11-06 22:44:55,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:44:55,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:44:55,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:44:55,244 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:44:55,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 22:44:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:44:55,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-06 22:44:55,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:44:56,646 INFO L322 Elim1Store]: treesize reduction 78, result has 41.4 percent of original size [2023-11-06 22:44:56,646 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 120 [2023-11-06 22:44:56,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:56,769 INFO L322 Elim1Store]: treesize reduction 58, result has 13.4 percent of original size [2023-11-06 22:44:56,769 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 139 treesize of output 164 [2023-11-06 22:44:56,808 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:56,897 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:57,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:57,064 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 17 [2023-11-06 22:44:57,075 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:44:57,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:57,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:57,784 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:44:57,785 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 58 [2023-11-06 22:44:59,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:59,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:59,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:59,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:59,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:44:59,898 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 57 [2023-11-06 22:45:04,314 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:45:04,314 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:45:04,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:45:04,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282846702] [2023-11-06 22:45:04,315 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:45:04,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250695511] [2023-11-06 22:45:04,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [250695511] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:45:04,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:45:04,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:45:04,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947306473] [2023-11-06 22:45:04,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:45:04,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:45:04,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:45:04,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:45:04,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=51, Unknown=1, NotChecked=0, Total=72 [2023-11-06 22:45:04,319 INFO L87 Difference]: Start difference. First operand 178 states and 248 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:45:09,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:45:18,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:45:18,281 INFO L93 Difference]: Finished difference Result 428 states and 596 transitions. [2023-11-06 22:45:18,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:45:18,282 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-06 22:45:18,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:45:18,284 INFO L225 Difference]: With dead ends: 428 [2023-11-06 22:45:18,284 INFO L226 Difference]: Without dead ends: 253 [2023-11-06 22:45:18,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=40, Invalid=89, Unknown=3, NotChecked=0, Total=132 [2023-11-06 22:45:18,286 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 401 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 587 mSolverCounterSat, 16 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 587 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:45:18,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 398 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 587 Invalid, 2 Unknown, 0 Unchecked, 7.7s Time] [2023-11-06 22:45:18,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2023-11-06 22:45:18,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 179. [2023-11-06 22:45:18,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 165 states have (on average 1.3757575757575757) internal successors, (227), 165 states have internal predecessors, (227), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:45:18,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 249 transitions. [2023-11-06 22:45:18,304 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 249 transitions. Word has length 108 [2023-11-06 22:45:18,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:45:18,305 INFO L495 AbstractCegarLoop]: Abstraction has 179 states and 249 transitions. [2023-11-06 22:45:18,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:45:18,305 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 249 transitions. [2023-11-06 22:45:18,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:45:18,307 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:45:18,308 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:45:18,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-06 22:45:18,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 22:45:18,523 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:45:18,524 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:45:18,524 INFO L85 PathProgramCache]: Analyzing trace with hash -179428682, now seen corresponding path program 1 times [2023-11-06 22:45:18,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:45:18,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384104255] [2023-11-06 22:45:18,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:45:18,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:45:18,562 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:45:18,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [432622130] [2023-11-06 22:45:18,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:45:18,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:45:18,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:45:18,564 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:45:18,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-06 22:45:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:18,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-06 22:45:18,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:45:19,247 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-06 22:45:19,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:19,313 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:45:19,371 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:45:19,371 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 28 [2023-11-06 22:45:19,409 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-06 22:45:19,409 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:45:19,549 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:45:19,550 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 42 [2023-11-06 22:45:19,568 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:45:19,568 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 34 [2023-11-06 22:45:19,709 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:45:19,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:45:19,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384104255] [2023-11-06 22:45:19,709 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:45:19,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432622130] [2023-11-06 22:45:19,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432622130] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:45:19,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:45:19,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 15 [2023-11-06 22:45:19,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144248885] [2023-11-06 22:45:19,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:45:19,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:45:19,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:45:19,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:45:19,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=166, Unknown=3, NotChecked=0, Total=210 [2023-11-06 22:45:19,712 INFO L87 Difference]: Start difference. First operand 179 states and 249 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:45:20,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:45:20,910 INFO L93 Difference]: Finished difference Result 452 states and 629 transitions. [2023-11-06 22:45:20,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:45:20,911 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-06 22:45:20,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:45:20,914 INFO L225 Difference]: With dead ends: 452 [2023-11-06 22:45:20,915 INFO L226 Difference]: Without dead ends: 276 [2023-11-06 22:45:20,916 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=357, Unknown=5, NotChecked=0, Total=462 [2023-11-06 22:45:20,917 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 374 mSDsluCounter, 480 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 5 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:45:20,917 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [374 Valid, 624 Invalid, 611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 582 Invalid, 24 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 22:45:20,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2023-11-06 22:45:20,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 198. [2023-11-06 22:45:20,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 184 states have (on average 1.391304347826087) internal successors, (256), 184 states have internal predecessors, (256), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:45:20,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 278 transitions. [2023-11-06 22:45:20,937 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 278 transitions. Word has length 108 [2023-11-06 22:45:20,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:45:20,938 INFO L495 AbstractCegarLoop]: Abstraction has 198 states and 278 transitions. [2023-11-06 22:45:20,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:45:20,939 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 278 transitions. [2023-11-06 22:45:20,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:45:20,940 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:45:20,941 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:45:20,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:45:21,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:45:21,149 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:45:21,149 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:45:21,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1716247802, now seen corresponding path program 1 times [2023-11-06 22:45:21,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:45:21,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351085864] [2023-11-06 22:45:21,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:45:21,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:45:21,188 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:45:21,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1316904314] [2023-11-06 22:45:21,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:45:21,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:45:21,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:45:21,190 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:45:21,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-06 22:45:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:21,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-06 22:45:21,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:45:22,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:22,311 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 29 [2023-11-06 22:45:22,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:22,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:22,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:22,478 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2023-11-06 22:45:23,208 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:45:23,208 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:45:23,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:45:23,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351085864] [2023-11-06 22:45:23,209 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:45:23,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316904314] [2023-11-06 22:45:23,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316904314] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:45:23,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:45:23,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:45:23,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983178009] [2023-11-06 22:45:23,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:45:23,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:45:23,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:45:23,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:45:23,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:45:23,212 INFO L87 Difference]: Start difference. First operand 198 states and 278 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:45:28,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:45:28,752 INFO L93 Difference]: Finished difference Result 502 states and 702 transitions. [2023-11-06 22:45:28,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:45:28,753 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-06 22:45:28,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:45:28,756 INFO L225 Difference]: With dead ends: 502 [2023-11-06 22:45:28,756 INFO L226 Difference]: Without dead ends: 307 [2023-11-06 22:45:28,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:45:28,758 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 467 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 16 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 467 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:45:28,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [467 Valid, 410 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 604 Invalid, 2 Unknown, 0 Unchecked, 4.8s Time] [2023-11-06 22:45:28,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2023-11-06 22:45:28,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 198. [2023-11-06 22:45:28,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 184 states have (on average 1.391304347826087) internal successors, (256), 184 states have internal predecessors, (256), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:45:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 278 transitions. [2023-11-06 22:45:28,778 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 278 transitions. Word has length 108 [2023-11-06 22:45:28,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:45:28,778 INFO L495 AbstractCegarLoop]: Abstraction has 198 states and 278 transitions. [2023-11-06 22:45:28,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:45:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 278 transitions. [2023-11-06 22:45:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:45:28,780 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:45:28,781 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:45:28,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:45:28,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:45:28,989 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:45:28,990 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:45:28,990 INFO L85 PathProgramCache]: Analyzing trace with hash 127899900, now seen corresponding path program 1 times [2023-11-06 22:45:28,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:45:28,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515390560] [2023-11-06 22:45:28,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:45:28,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:45:29,043 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:45:29,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1164298166] [2023-11-06 22:45:29,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:45:29,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:45:29,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:45:29,049 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:45:29,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-06 22:45:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:29,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-06 22:45:29,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:45:29,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:29,949 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 29 [2023-11-06 22:45:30,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:30,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:30,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:30,163 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2023-11-06 22:45:30,445 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:45:30,445 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:45:30,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:45:30,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515390560] [2023-11-06 22:45:30,446 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:45:30,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164298166] [2023-11-06 22:45:30,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164298166] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:45:30,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:45:30,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:45:30,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118671709] [2023-11-06 22:45:30,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:45:30,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:45:30,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:45:30,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:45:30,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:45:30,450 INFO L87 Difference]: Start difference. First operand 198 states and 278 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:45:36,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:45:36,971 INFO L93 Difference]: Finished difference Result 499 states and 697 transitions. [2023-11-06 22:45:36,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:45:36,972 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-06 22:45:36,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:45:36,976 INFO L225 Difference]: With dead ends: 499 [2023-11-06 22:45:36,976 INFO L226 Difference]: Without dead ends: 304 [2023-11-06 22:45:36,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:45:36,981 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 372 mSDsluCounter, 478 mSDsCounter, 0 mSdLazyCounter, 782 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 782 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:45:36,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [372 Valid, 636 Invalid, 799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 782 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2023-11-06 22:45:36,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2023-11-06 22:45:37,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 197. [2023-11-06 22:45:37,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 183 states have (on average 1.3879781420765027) internal successors, (254), 183 states have internal predecessors, (254), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:45:37,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 276 transitions. [2023-11-06 22:45:37,020 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 276 transitions. Word has length 108 [2023-11-06 22:45:37,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:45:37,020 INFO L495 AbstractCegarLoop]: Abstraction has 197 states and 276 transitions. [2023-11-06 22:45:37,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:45:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 276 transitions. [2023-11-06 22:45:37,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:45:37,023 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:45:37,023 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:45:37,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:45:37,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-06 22:45:37,234 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:45:37,234 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:45:37,234 INFO L85 PathProgramCache]: Analyzing trace with hash -2067124230, now seen corresponding path program 1 times [2023-11-06 22:45:37,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:45:37,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56542249] [2023-11-06 22:45:37,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:45:37,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:45:37,295 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:45:37,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1646768458] [2023-11-06 22:45:37,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:45:37,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:45:37,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:45:37,298 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:45:37,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-06 22:45:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:37,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-06 22:45:37,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:45:38,626 INFO L322 Elim1Store]: treesize reduction 78, result has 41.4 percent of original size [2023-11-06 22:45:38,627 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 120 [2023-11-06 22:45:38,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:38,683 INFO L322 Elim1Store]: treesize reduction 58, result has 13.4 percent of original size [2023-11-06 22:45:38,684 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 155 treesize of output 178 [2023-11-06 22:45:38,710 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-06 22:45:38,740 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-11-06 22:45:39,029 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2023-11-06 22:45:39,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:39,142 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 78 [2023-11-06 22:45:39,200 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:45:39,201 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 77 [2023-11-06 22:45:40,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:40,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:40,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:40,865 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:45:40,865 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 94 [2023-11-06 22:45:40,895 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2023-11-06 22:45:41,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:41,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:41,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:41,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:41,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:45:41,914 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 68 [2023-11-06 22:45:43,947 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:45:43,948 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:45:43,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:45:43,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56542249] [2023-11-06 22:45:43,948 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:45:43,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1646768458] [2023-11-06 22:45:43,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1646768458] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:45:43,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:45:43,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:45:43,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297394649] [2023-11-06 22:45:43,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:45:43,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:45:43,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:45:43,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:45:43,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=65, Unknown=1, NotChecked=0, Total=90 [2023-11-06 22:45:43,951 INFO L87 Difference]: Start difference. First operand 197 states and 276 transitions. Second operand has 10 states, 10 states have (on average 5.6) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:45:57,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:45:58,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:46:02,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:46:05,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:46:05,128 INFO L93 Difference]: Finished difference Result 500 states and 698 transitions. [2023-11-06 22:46:05,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:46:05,129 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-06 22:46:05,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:46:05,132 INFO L225 Difference]: With dead ends: 500 [2023-11-06 22:46:05,132 INFO L226 Difference]: Without dead ends: 306 [2023-11-06 22:46:05,133 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=50, Invalid=131, Unknown=1, NotChecked=0, Total=182 [2023-11-06 22:46:05,134 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 317 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 833 mSolverCounterSat, 11 mSolverCounterUnsat, 53 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 532 SdHoareTripleChecker+Invalid, 897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 833 IncrementalHoareTripleChecker+Invalid, 53 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:46:05,134 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 532 Invalid, 897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 833 Invalid, 53 Unknown, 0 Unchecked, 19.1s Time] [2023-11-06 22:46:05,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2023-11-06 22:46:05,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 197. [2023-11-06 22:46:05,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 183 states have (on average 1.3879781420765027) internal successors, (254), 183 states have internal predecessors, (254), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:46:05,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 276 transitions. [2023-11-06 22:46:05,153 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 276 transitions. Word has length 108 [2023-11-06 22:46:05,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:46:05,154 INFO L495 AbstractCegarLoop]: Abstraction has 197 states and 276 transitions. [2023-11-06 22:46:05,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:46:05,155 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 276 transitions. [2023-11-06 22:46:05,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:46:05,156 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:46:05,156 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:46:05,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-06 22:46:05,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-06 22:46:05,365 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:46:05,365 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:46:05,365 INFO L85 PathProgramCache]: Analyzing trace with hash 639495164, now seen corresponding path program 1 times [2023-11-06 22:46:05,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:46:05,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673722765] [2023-11-06 22:46:05,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:05,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:46:05,405 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:46:05,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2081972892] [2023-11-06 22:46:05,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:05,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:05,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:46:05,407 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:46:05,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-06 22:46:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:05,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-06 22:46:05,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:46:06,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:06,298 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 38 [2023-11-06 22:46:07,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:07,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:07,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:07,257 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2023-11-06 22:46:10,345 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:46:10,345 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:46:10,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:46:10,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673722765] [2023-11-06 22:46:10,346 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:46:10,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2081972892] [2023-11-06 22:46:10,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2081972892] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:46:10,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:46:10,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:46:10,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028127779] [2023-11-06 22:46:10,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:46:10,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:46:10,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:46:10,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:46:10,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=51, Unknown=1, NotChecked=0, Total=72 [2023-11-06 22:46:10,348 INFO L87 Difference]: Start difference. First operand 197 states and 276 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:46:16,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:46:19,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:46:19,820 INFO L93 Difference]: Finished difference Result 497 states and 693 transitions. [2023-11-06 22:46:19,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:46:19,820 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-06 22:46:19,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:46:19,823 INFO L225 Difference]: With dead ends: 497 [2023-11-06 22:46:19,823 INFO L226 Difference]: Without dead ends: 303 [2023-11-06 22:46:19,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=40, Invalid=91, Unknown=1, NotChecked=0, Total=132 [2023-11-06 22:46:19,824 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 336 mSDsluCounter, 481 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:46:19,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [336 Valid, 640 Invalid, 805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 790 Invalid, 1 Unknown, 0 Unchecked, 8.5s Time] [2023-11-06 22:46:19,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2023-11-06 22:46:19,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 196. [2023-11-06 22:46:19,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 182 states have (on average 1.3846153846153846) internal successors, (252), 182 states have internal predecessors, (252), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:46:19,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 274 transitions. [2023-11-06 22:46:19,844 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 274 transitions. Word has length 108 [2023-11-06 22:46:19,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:46:19,845 INFO L495 AbstractCegarLoop]: Abstraction has 196 states and 274 transitions. [2023-11-06 22:46:19,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:46:19,845 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 274 transitions. [2023-11-06 22:46:19,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-06 22:46:19,846 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:46:19,846 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:46:19,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:46:20,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:20,050 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:46:20,050 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:46:20,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1844209407, now seen corresponding path program 1 times [2023-11-06 22:46:20,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:46:20,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400492502] [2023-11-06 22:46:20,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:20,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:46:20,078 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:46:20,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [561811309] [2023-11-06 22:46:20,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:20,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:20,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:46:20,080 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:46:20,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-06 22:46:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:20,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:46:20,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:46:20,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:20,824 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-06 22:46:20,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:20,877 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-06 22:46:20,903 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-06 22:46:20,916 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:46:20,916 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:46:20,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:46:20,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400492502] [2023-11-06 22:46:20,917 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:46:20,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561811309] [2023-11-06 22:46:20,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [561811309] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:46:20,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:46:20,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:46:20,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711996779] [2023-11-06 22:46:20,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:46:20,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:46:20,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:46:20,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:46:20,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:46:20,920 INFO L87 Difference]: Start difference. First operand 196 states and 274 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 7 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:46:21,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:46:21,574 INFO L93 Difference]: Finished difference Result 454 states and 635 transitions. [2023-11-06 22:46:21,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:46:21,581 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 7 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 110 [2023-11-06 22:46:21,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:46:21,583 INFO L225 Difference]: With dead ends: 454 [2023-11-06 22:46:21,583 INFO L226 Difference]: Without dead ends: 261 [2023-11-06 22:46:21,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:46:21,584 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 284 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:46:21,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 334 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:46:21,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2023-11-06 22:46:21,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 196. [2023-11-06 22:46:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 182 states have (on average 1.3626373626373627) internal successors, (248), 182 states have internal predecessors, (248), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:46:21,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 270 transitions. [2023-11-06 22:46:21,600 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 270 transitions. Word has length 110 [2023-11-06 22:46:21,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:46:21,600 INFO L495 AbstractCegarLoop]: Abstraction has 196 states and 270 transitions. [2023-11-06 22:46:21,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 7 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:46:21,601 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 270 transitions. [2023-11-06 22:46:21,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-06 22:46:21,602 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:46:21,602 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:46:21,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:46:21,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:21,809 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:46:21,810 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:46:21,810 INFO L85 PathProgramCache]: Analyzing trace with hash 555272405, now seen corresponding path program 1 times [2023-11-06 22:46:21,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:46:21,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657808113] [2023-11-06 22:46:21,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:21,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:46:21,849 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:46:21,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1593080799] [2023-11-06 22:46:21,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:21,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:21,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:46:21,851 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:46:21,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-06 22:46:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:22,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:46:22,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:46:22,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:22,463 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-06 22:46:22,510 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2023-11-06 22:46:22,522 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:46:22,523 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:46:22,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:46:22,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657808113] [2023-11-06 22:46:22,523 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:46:22,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1593080799] [2023-11-06 22:46:22,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1593080799] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:46:22,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:46:22,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:46:22,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898717428] [2023-11-06 22:46:22,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:46:22,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:46:22,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:46:22,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:46:22,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:46:22,526 INFO L87 Difference]: Start difference. First operand 196 states and 270 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:46:23,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:46:23,093 INFO L93 Difference]: Finished difference Result 509 states and 702 transitions. [2023-11-06 22:46:23,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:46:23,093 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 110 [2023-11-06 22:46:23,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:46:23,096 INFO L225 Difference]: With dead ends: 509 [2023-11-06 22:46:23,096 INFO L226 Difference]: Without dead ends: 316 [2023-11-06 22:46:23,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:46:23,098 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 238 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 444 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:46:23,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 419 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 444 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:46:23,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2023-11-06 22:46:23,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 263. [2023-11-06 22:46:23,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 249 states have (on average 1.3734939759036144) internal successors, (342), 249 states have internal predecessors, (342), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:46:23,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 364 transitions. [2023-11-06 22:46:23,130 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 364 transitions. Word has length 110 [2023-11-06 22:46:23,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:46:23,131 INFO L495 AbstractCegarLoop]: Abstraction has 263 states and 364 transitions. [2023-11-06 22:46:23,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:46:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 364 transitions. [2023-11-06 22:46:23,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-06 22:46:23,133 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:46:23,133 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:46:23,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:46:23,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-06 22:46:23,341 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:46:23,341 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:46:23,341 INFO L85 PathProgramCache]: Analyzing trace with hash -204905611, now seen corresponding path program 1 times [2023-11-06 22:46:23,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:46:23,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468548971] [2023-11-06 22:46:23,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:23,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:46:23,371 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:46:23,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [103232880] [2023-11-06 22:46:23,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:23,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:23,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:46:23,373 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:46:23,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-06 22:46:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:23,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-06 22:46:23,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:46:24,102 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:46:24,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:24,288 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-06 22:46:24,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:24,539 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-06 22:46:24,706 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2023-11-06 22:46:24,711 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2023-11-06 22:46:24,718 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2023-11-06 22:46:24,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:24,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:24,725 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 38 [2023-11-06 22:46:24,748 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2023-11-06 22:46:24,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:24,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:24,865 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2023-11-06 22:46:24,916 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:46:24,916 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 16 [2023-11-06 22:46:24,946 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 32 proven. 120 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-06 22:46:24,947 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:46:24,989 WARN L839 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1649 (Array Int Int))) (let ((.cse0 (store |c_#memory_int| |c_~#unsigned_short_int_Array_0~0.base| v_ArrVal_1649))) (< (select (select .cse0 |c_~#signed_char_Array_0~0.base|) (+ |c_~#signed_char_Array_0~0.offset| 1)) (select (select .cse0 |c_~#signed_short_int_Array_0~0.base|) |c_~#signed_short_int_Array_0~0.offset|)))) is different from false [2023-11-06 22:46:25,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:46:25,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468548971] [2023-11-06 22:46:25,162 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:46:25,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103232880] [2023-11-06 22:46:25,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [103232880] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:46:25,162 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:46:25,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2023-11-06 22:46:25,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458553871] [2023-11-06 22:46:25,163 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 22:46:25,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:46:25,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:46:25,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:46:25,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=77, Unknown=8, NotChecked=18, Total=132 [2023-11-06 22:46:25,164 INFO L87 Difference]: Start difference. First operand 263 states and 364 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 7 states have internal predecessors, (64), 3 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2023-11-06 22:46:25,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:46:25,557 INFO L93 Difference]: Finished difference Result 529 states and 730 transitions. [2023-11-06 22:46:25,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:46:25,557 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 7 states have internal predecessors, (64), 3 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 110 [2023-11-06 22:46:25,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:46:25,570 INFO L225 Difference]: With dead ends: 529 [2023-11-06 22:46:25,570 INFO L226 Difference]: Without dead ends: 269 [2023-11-06 22:46:25,571 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=50, Invalid=102, Unknown=8, NotChecked=22, Total=182 [2023-11-06 22:46:25,573 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 464 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:46:25,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [464 Valid, 190 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:46:25,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2023-11-06 22:46:25,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 267. [2023-11-06 22:46:25,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 252 states have (on average 1.3492063492063493) internal successors, (340), 252 states have internal predecessors, (340), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:46:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 362 transitions. [2023-11-06 22:46:25,608 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 362 transitions. Word has length 110 [2023-11-06 22:46:25,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:46:25,609 INFO L495 AbstractCegarLoop]: Abstraction has 267 states and 362 transitions. [2023-11-06 22:46:25,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 7 states have internal predecessors, (64), 3 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2023-11-06 22:46:25,609 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 362 transitions. [2023-11-06 22:46:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-06 22:46:25,611 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:46:25,611 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:46:25,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:46:25,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-06 22:46:25,812 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:46:25,812 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:46:25,812 INFO L85 PathProgramCache]: Analyzing trace with hash -142865997, now seen corresponding path program 1 times [2023-11-06 22:46:25,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:46:25,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989764190] [2023-11-06 22:46:25,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:25,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:46:25,844 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:46:25,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1930336882] [2023-11-06 22:46:25,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:25,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:25,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:46:25,846 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:46:25,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-06 22:46:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:26,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-06 22:46:26,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:46:26,734 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:46:27,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:27,045 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2023-11-06 22:46:27,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:27,318 INFO L322 Elim1Store]: treesize reduction 78, result has 41.4 percent of original size [2023-11-06 22:46:27,319 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 101 treesize of output 140 [2023-11-06 22:46:27,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:27,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:27,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:27,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:27,395 INFO L322 Elim1Store]: treesize reduction 48, result has 28.4 percent of original size [2023-11-06 22:46:27,395 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 136 treesize of output 178 [2023-11-06 22:46:27,422 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:46:27,481 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:46:27,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:27,753 INFO L322 Elim1Store]: treesize reduction 27, result has 38.6 percent of original size [2023-11-06 22:46:27,754 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 73 treesize of output 61 [2023-11-06 22:46:27,791 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2023-11-06 22:46:27,868 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:46:27,869 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 68 [2023-11-06 22:46:28,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:28,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:28,293 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:46:28,293 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 36 [2023-11-06 22:46:30,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:30,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:30,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:30,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:30,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:30,100 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2023-11-06 22:46:30,120 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 90 proven. 6 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-06 22:46:30,120 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:46:30,599 WARN L839 $PredicateComparison]: unable to prove that (forall ((v_z_24 Int) (v_y_24 Int) (v_ArrVal_1746 (Array Int Int))) (let ((.cse1 (select |c_#memory_int| |c_~#unsigned_short_int_Array_0~0.base|)) (.cse3 (+ |c_~#unsigned_short_int_Array_0~0.offset| 2))) (let ((.cse0 (store |c_#memory_int| |c_~#unsigned_short_int_Array_0~0.base| (store .cse1 .cse3 (+ v_z_24 (* 65536 v_y_24)))))) (or (< 65535 v_z_24) (< (select (select .cse0 |c_~#signed_char_Array_0~0.base|) (+ |c_~#signed_char_Array_0~0.offset| 1)) (+ (mod (select .cse1 |c_~#unsigned_short_int_Array_0~0.offset|) 65536) v_z_24 1)) (< v_z_24 0) (not (let ((.cse2 (store .cse0 |c_~#double_Array_0~0.base| v_ArrVal_1746))) (= (mod (select (select .cse2 |c_~#unsigned_char_Array_0~0.base|) |c_~#unsigned_char_Array_0~0.offset|) 256) (mod (select (select .cse2 |c_~#unsigned_short_int_Array_0~0.base|) .cse3) 65536)))))))) is different from false [2023-11-06 22:46:32,634 WARN L839 $PredicateComparison]: unable to prove that (forall ((v_z_25 Int) (v_z_24 Int) (v_y_24 Int) (v_ArrVal_1746 (Array Int Int)) (v_ArrVal_1742 (Array Int Int)) (|~#signed_short_int_Array_0~0.offset| Int) (v_ArrVal_1741 Int) (|~#signed_char_Array_0~0.offset| Int) (|v_ULTIMATE.start_step_#t~mem22#1_22| Int)) (let ((.cse5 (+ |~#signed_char_Array_0~0.offset| 1))) (let ((.cse2 (let ((.cse7 (store |c_#memory_int| |c_~#signed_short_int_Array_0~0.base| (store (select |c_#memory_int| |c_~#signed_short_int_Array_0~0.base|) |~#signed_short_int_Array_0~0.offset| v_ArrVal_1741)))) (store .cse7 |c_~#signed_char_Array_0~0.base| (let ((.cse8 (select .cse7 |c_~#signed_char_Array_0~0.base|))) (store .cse8 .cse5 (select .cse8 |~#signed_char_Array_0~0.offset|))))))) (let ((.cse4 (store .cse2 |c_~#double_Array_0~0.base| v_ArrVal_1742))) (let ((.cse6 (select .cse4 |c_~#unsigned_short_int_Array_0~0.base|)) (.cse1 (+ |c_~#unsigned_short_int_Array_0~0.offset| 2))) (let ((.cse3 (store .cse6 .cse1 (+ v_z_24 (* 65536 v_y_24))))) (or (< 65535 v_z_24) (< v_z_24 0) (not (let ((.cse0 (store (store .cse2 |c_~#unsigned_short_int_Array_0~0.base| .cse3) |c_~#double_Array_0~0.base| v_ArrVal_1746))) (= (mod (select (select .cse0 |c_~#unsigned_char_Array_0~0.base|) |c_~#unsigned_char_Array_0~0.offset|) 256) (mod (select (select .cse0 |c_~#unsigned_short_int_Array_0~0.base|) .cse1) 65536)))) (< (select (select (store .cse4 |c_~#unsigned_short_int_Array_0~0.base| .cse3) |c_~#signed_char_Array_0~0.base|) .cse5) (+ v_z_24 (mod (select .cse6 |c_~#unsigned_short_int_Array_0~0.offset|) 65536) 1)) (< 65535 v_z_25) (< 0 (+ v_z_25 2 (* v_z_25 |v_ULTIMATE.start_step_#t~mem22#1_22|))) (< |v_ULTIMATE.start_step_#t~mem22#1_22| (select (select .cse4 |c_~#signed_char_Array_0~0.base|) .cse5)) (< v_z_25 0)))))))) is different from false [2023-11-06 22:46:34,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:46:34,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989764190] [2023-11-06 22:46:34,620 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:46:34,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930336882] [2023-11-06 22:46:34,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930336882] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:46:34,621 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:46:34,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2023-11-06 22:46:34,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491197427] [2023-11-06 22:46:34,621 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 22:46:34,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 22:46:34,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:46:34,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 22:46:34,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=357, Unknown=4, NotChecked=78, Total=506 [2023-11-06 22:46:34,624 INFO L87 Difference]: Start difference. First operand 267 states and 362 transitions. Second operand has 12 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2023-11-06 22:46:37,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:46:37,857 INFO L93 Difference]: Finished difference Result 585 states and 787 transitions. [2023-11-06 22:46:37,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-06 22:46:37,858 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 110 [2023-11-06 22:46:37,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:46:37,861 INFO L225 Difference]: With dead ends: 585 [2023-11-06 22:46:37,861 INFO L226 Difference]: Without dead ends: 321 [2023-11-06 22:46:37,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=168, Invalid=828, Unknown=4, NotChecked=122, Total=1122 [2023-11-06 22:46:37,863 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 457 mSDsluCounter, 435 mSDsCounter, 0 mSdLazyCounter, 743 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 458 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:46:37,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [458 Valid, 520 Invalid, 779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 743 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-06 22:46:37,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2023-11-06 22:46:37,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 267. [2023-11-06 22:46:37,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 252 states have (on average 1.3412698412698412) internal successors, (338), 252 states have internal predecessors, (338), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:46:37,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 360 transitions. [2023-11-06 22:46:37,887 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 360 transitions. Word has length 110 [2023-11-06 22:46:37,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:46:37,887 INFO L495 AbstractCegarLoop]: Abstraction has 267 states and 360 transitions. [2023-11-06 22:46:37,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2023-11-06 22:46:37,888 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 360 transitions. [2023-11-06 22:46:37,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-06 22:46:37,890 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:46:37,890 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:46:37,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:46:38,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:38,098 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:46:38,098 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:46:38,099 INFO L85 PathProgramCache]: Analyzing trace with hash 558733877, now seen corresponding path program 1 times [2023-11-06 22:46:38,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:46:38,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558896572] [2023-11-06 22:46:38,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:38,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:46:38,131 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:46:38,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [563090164] [2023-11-06 22:46:38,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:38,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:38,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:46:38,133 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:46:38,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-06 22:46:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:38,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-06 22:46:38,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:46:39,106 INFO L322 Elim1Store]: treesize reduction 78, result has 41.4 percent of original size [2023-11-06 22:46:39,107 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 120 [2023-11-06 22:46:39,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:39,179 INFO L322 Elim1Store]: treesize reduction 58, result has 13.4 percent of original size [2023-11-06 22:46:39,179 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 139 treesize of output 164 [2023-11-06 22:46:39,225 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:46:39,240 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:46:39,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:39,581 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 17 [2023-11-06 22:46:39,585 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-06 22:46:39,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:39,682 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 31 [2023-11-06 22:46:39,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:46:39,782 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 31 [2023-11-06 22:46:39,880 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:46:39,880 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:46:39,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:46:39,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558896572] [2023-11-06 22:46:39,881 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:46:39,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563090164] [2023-11-06 22:46:39,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [563090164] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:46:39,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:46:39,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:46:39,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554301055] [2023-11-06 22:46:39,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:46:39,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:46:39,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:46:39,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:46:39,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:46:39,884 INFO L87 Difference]: Start difference. First operand 267 states and 360 transitions. Second operand has 9 states, 9 states have (on average 6.444444444444445) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:46:41,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:46:41,016 INFO L93 Difference]: Finished difference Result 578 states and 776 transitions. [2023-11-06 22:46:41,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:46:41,017 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.444444444444445) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 110 [2023-11-06 22:46:41,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:46:41,019 INFO L225 Difference]: With dead ends: 578 [2023-11-06 22:46:41,019 INFO L226 Difference]: Without dead ends: 314 [2023-11-06 22:46:41,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:46:41,020 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 411 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 411 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:46:41,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [411 Valid, 291 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:46:41,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2023-11-06 22:46:41,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 267. [2023-11-06 22:46:41,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 252 states have (on average 1.3253968253968254) internal successors, (334), 252 states have internal predecessors, (334), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:46:41,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 356 transitions. [2023-11-06 22:46:41,042 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 356 transitions. Word has length 110 [2023-11-06 22:46:41,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:46:41,043 INFO L495 AbstractCegarLoop]: Abstraction has 267 states and 356 transitions. [2023-11-06 22:46:41,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.444444444444445) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:46:41,043 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 356 transitions. [2023-11-06 22:46:41,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-06 22:46:41,045 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:46:41,045 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:46:41,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:46:41,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:41,254 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:46:41,254 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:46:41,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1130209865, now seen corresponding path program 1 times [2023-11-06 22:46:41,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:46:41,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316237647] [2023-11-06 22:46:41,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:41,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:46:41,296 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:46:41,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1351574824] [2023-11-06 22:46:41,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:41,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:41,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:46:41,298 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:46:41,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-11-06 22:46:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:46:41,979 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:46:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:46:42,356 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:46:42,357 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:46:42,358 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:46:42,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-11-06 22:46:42,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:46:42,574 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:46:42,583 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:46:42,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:46:42 BoogieIcfgContainer [2023-11-06 22:46:42,778 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:46:42,779 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:46:42,779 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:46:42,779 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:46:42,780 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:44:05" (3/4) ... [2023-11-06 22:46:42,782 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:46:42,784 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:46:42,785 INFO L158 Benchmark]: Toolchain (without parser) took 159352.29ms. Allocated memory was 186.6MB in the beginning and 325.1MB in the end (delta: 138.4MB). Free memory was 155.6MB in the beginning and 255.2MB in the end (delta: -99.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-06 22:46:42,785 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory was 100.1MB in the beginning and 100.0MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:46:42,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 646.95ms. Allocated memory is still 186.6MB. Free memory was 155.6MB in the beginning and 150.2MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:46:42,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.30ms. Allocated memory is still 186.6MB. Free memory was 150.2MB in the beginning and 145.8MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:46:42,786 INFO L158 Benchmark]: Boogie Preprocessor took 83.28ms. Allocated memory is still 186.6MB. Free memory was 145.8MB in the beginning and 141.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:46:42,787 INFO L158 Benchmark]: RCFGBuilder took 963.91ms. Allocated memory is still 186.6MB. Free memory was 141.8MB in the beginning and 110.4MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-06 22:46:42,787 INFO L158 Benchmark]: TraceAbstraction took 157533.60ms. Allocated memory was 186.6MB in the beginning and 325.1MB in the end (delta: 138.4MB). Free memory was 109.2MB in the beginning and 255.2MB in the end (delta: -145.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:46:42,788 INFO L158 Benchmark]: Witness Printer took 5.35ms. Allocated memory is still 325.1MB. Free memory is still 255.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:46:42,789 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory was 100.1MB in the beginning and 100.0MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 646.95ms. Allocated memory is still 186.6MB. Free memory was 155.6MB in the beginning and 150.2MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.30ms. Allocated memory is still 186.6MB. Free memory was 150.2MB in the beginning and 145.8MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.28ms. Allocated memory is still 186.6MB. Free memory was 145.8MB in the beginning and 141.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 963.91ms. Allocated memory is still 186.6MB. Free memory was 141.8MB in the beginning and 110.4MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 157533.60ms. Allocated memory was 186.6MB in the beginning and 325.1MB in the end (delta: 138.4MB). Free memory was 109.2MB in the beginning and 255.2MB in the end (delta: -145.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.35ms. Allocated memory is still 325.1MB. Free memory is still 255.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of bitwiseOr at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 0 }; [L25-L27] double double_Array_0[5] = { 24.8, 0.8, 127.625, 128.75, 1.5 }; [L28-L30] signed char signed_char_Array_0[2] = { 5, 64 }; [L31-L33] signed short int signed_short_int_Array_0[1] = { -128 }; [L34-L36] unsigned char unsigned_char_Array_0[1] = { 4 }; [L37-L39] unsigned short int unsigned_short_int_Array_0[2] = { 25, 128 }; [L40] unsigned short int last_1_unsigned_short_int_Array_0_1_ = 128; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=0, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L99] isInitial = 1 [L100] FCALL initially() [L101] COND TRUE 1 [L102] CALL updateLastVariables() [L92] EXPR unsigned_short_int_Array_0[1] [L92] last_1_unsigned_short_int_Array_0_1_ = unsigned_short_int_Array_0[1] [L102] RET updateLastVariables() [L103] CALL updateVariables() [L73] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L74] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L75] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L75] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L75] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L76] double_Array_0[1] = __VERIFIER_nondet_double() [L77] EXPR double_Array_0[1] [L77] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F [L77] EXPR double_Array_0[1] [L77] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, double_Array_0[1]=1021/8, double_Array_0[1]=1021/8, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] EXPR (double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [(double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F=1, double_Array_0[1]=1021/8, double_Array_0[1]=1021/8, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] CALL assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] RET assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [(double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F=1, double_Array_0[1]=1021/8, double_Array_0[1]=1021/8, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] double_Array_0[3] = __VERIFIER_nondet_double() [L79] EXPR double_Array_0[3] [L79] EXPR double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F [L79] EXPR double_Array_0[3] [L79] EXPR double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, double_Array_0[3]=515/4, double_Array_0[3]=515/4, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L79] EXPR (double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [(double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F=1, double_Array_0[3]=515/4, double_Array_0[3]=515/4, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L79] CALL assume_abort_if_not((double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L79] RET assume_abort_if_not((double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [(double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F=1, double_Array_0[3]=515/4, double_Array_0[3]=515/4, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L81] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[0]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] CALL assume_abort_if_not(signed_char_Array_0[0] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] RET assume_abort_if_not(signed_char_Array_0[0] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[0]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L82] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[0]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L82] CALL assume_abort_if_not(signed_char_Array_0[0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L82] RET assume_abort_if_not(signed_char_Array_0[0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[0]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L84] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}] [L84] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}] [L85] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}] [L85] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 255) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 255) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}] [L86] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}] [L86] CALL assume_abort_if_not(unsigned_char_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L86] RET assume_abort_if_not(unsigned_char_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}] [L87] unsigned_short_int_Array_0[0] = __VERIFIER_nondet_ushort() [L88] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6] [L88] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L88] RET assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6] [L89] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6] [L89] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65534) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L89] RET assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65534) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6] [L103] RET updateVariables() [L104] CALL step() [L44] signed_short_int_Array_0[0] = 200 [L45] EXPR signed_char_Array_0[0] [L45] signed_char_Array_0[1] = signed_char_Array_0[0] [L46] EXPR double_Array_0[1] [L46] double_Array_0[4] = double_Array_0[1] [L47] EXPR unsigned_short_int_Array_0[0] [L47] EXPR unsigned_char_Array_0[0] [L47] signed long int stepLocal_0 = unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]; [L48] BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, stepLocal_0=1, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L48] COND FALSE !(BOOL_unsigned_char_Array_0[0]) [L51] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, stepLocal_0=1, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L51] EXPR (((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_)) VAL [(((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, stepLocal_0=1, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L51] COND TRUE stepLocal_0 >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_)))) [L52] EXPR unsigned_char_Array_0[0] [L52] unsigned_short_int_Array_0[1] = unsigned_char_Array_0[0] [L57] EXPR unsigned_short_int_Array_0[0] [L57] EXPR unsigned_short_int_Array_0[1] [L57] signed long int stepLocal_2 = unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1]; [L58] EXPR signed_short_int_Array_0[0] [L58] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, signed_short_int_Array_0[0]=200, stepLocal_0=1, stepLocal_2=11, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L58] EXPR signed_short_int_Array_0[0] ^ signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, signed_short_int_Array_0[0] ^ signed_char_Array_0[1]=263, signed_short_int_Array_0[0]=200, stepLocal_0=1, stepLocal_2=11, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L58] signed long int stepLocal_1 = signed_short_int_Array_0[0] ^ signed_char_Array_0[1]; [L59] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, stepLocal_0=1, stepLocal_1=263, stepLocal_2=11, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L59] COND FALSE !(signed_char_Array_0[1] <= stepLocal_2) [L66] EXPR double_Array_0[1] [L66] double_Array_0[2] = double_Array_0[1] [L68] EXPR signed_char_Array_0[1] [L68] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, stepLocal_0=1, stepLocal_1=263, stepLocal_2=11, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L68] COND FALSE !(signed_char_Array_0[1] > signed_char_Array_0[1]) [L104] RET step() [L105] CALL, EXPR property() [L95] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L95] EXPR BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))) [L95] EXPR unsigned_short_int_Array_0[0] [L95] EXPR unsigned_char_Array_0[0] [L95] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6] [L95] EXPR (((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_)) VAL [(((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6] [L95] EXPR ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])) [L95] EXPR unsigned_short_int_Array_0[1] [L95] EXPR unsigned_char_Array_0[0] [L95] EXPR ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])) VAL [(((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))=1, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[1]=5] [L95] EXPR BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))) VAL [(((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))=1, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))=1, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[1]=5] [L95] EXPR (BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1]))) [L95] EXPR signed_char_Array_0[1] [L95] EXPR unsigned_short_int_Array_0[0] [L95] EXPR unsigned_short_int_Array_0[1] VAL [(((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))=1, (BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))=1, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))=1, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[1]=5, unsigned_short_int_Array_0[1]=5] [L95] EXPR (signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])) [L95] EXPR double_Array_0[2] [L95] EXPR double_Array_0[1] [L95] EXPR (signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])) VAL [(((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))=1, (BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))=1, (signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1]))=0, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))=1, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, double_Array_0[1]=1021/8, double_Array_0[2]=1021/8, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[1]=5, unsigned_short_int_Array_0[1]=5] [L95] EXPR (BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1]))) VAL [(((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))=1, (BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))=0, (signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1]))=0, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))=1, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, double_Array_0[1]=1021/8, double_Array_0[2]=1021/8, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[1]=5, unsigned_short_int_Array_0[1]=5] [L95] EXPR ((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1) VAL [(((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, ((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)=0, ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))=1, (BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))=0, (signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1]))=0, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))=1, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, double_Array_0[1]=1021/8, double_Array_0[2]=1021/8, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[1]=5, unsigned_short_int_Array_0[1]=5] [L95] EXPR (((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) 200)) VAL [(((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) 200))=0, (((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, ((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)=0, ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))=1, (BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))=0, (signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1]))=0, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))=1, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, double_Array_0[1]=1021/8, double_Array_0[2]=1021/8, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[1]=5, unsigned_short_int_Array_0[1]=5] [L95] EXPR ((((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) 200))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])) VAL [((((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) 200))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0]))=0, (((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) 200))=0, (((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, ((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)=0, ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))=1, (BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))=0, (signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1]))=0, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))=1, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, double_Array_0[1]=1021/8, double_Array_0[2]=1021/8, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[1]=5, unsigned_short_int_Array_0[1]=5] [L95] EXPR (((((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) 200))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0]))) && (double_Array_0[4] == ((double) double_Array_0[1])) VAL [(((((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) 200))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0]))) && (double_Array_0[4] == ((double) double_Array_0[1]))=0, ((((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) 200))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0]))=0, (((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) 200))=0, (((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))=-129, ((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)=0, ((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0]))=1, (BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))=0, (signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1]))=0, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))=1, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, double_Array_0[1]=1021/8, double_Array_0[2]=1021/8, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_char_Array_0[1]=63, signed_char_Array_0[1]=63, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0[0]=5, unsigned_char_Array_0[0]=5, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[0]=6, unsigned_short_int_Array_0[1]=5, unsigned_short_int_Array_0[1]=5] [L95-L96] return (((((BOOL_unsigned_char_Array_0[0] ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) < 0 ) ? -((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))) : ((((unsigned_short_int_Array_0[0]) < 0 ) ? -(unsigned_short_int_Array_0[0]) : (unsigned_short_int_Array_0[0]))))))) : (((unsigned_short_int_Array_0[0] / unsigned_char_Array_0[0]) >= (((((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) < ((~ last_1_unsigned_short_int_Array_0_1_))) ? ((last_1_unsigned_short_int_Array_0_1_ * signed_char_Array_0[1])) : ((~ last_1_unsigned_short_int_Array_0_1_))))) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[0])) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_short_int_Array_0[0])))) && ((signed_char_Array_0[1] <= (unsigned_short_int_Array_0[0] + unsigned_short_int_Array_0[1])) ? ((unsigned_short_int_Array_0[1] == (signed_short_int_Array_0[0] ^ signed_char_Array_0[1])) ? (double_Array_0[2] == ((double) (((((double_Array_0[1]) < 0 ) ? -(double_Array_0[1]) : (double_Array_0[1]))) + double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[3]))) : (double_Array_0[2] == ((double) double_Array_0[1])))) && ((signed_char_Array_0[1] > signed_char_Array_0[1]) ? (double_Array_0[0] == ((double) ((((double_Array_0[3]) < (double_Array_0[1])) ? (double_Array_0[3]) : (double_Array_0[1]))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) 200))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0]))) && (double_Array_0[4] == ((double) double_Array_0[1])) ; [L105] RET, EXPR property() [L105] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, isInitial=1, last_1_unsigned_short_int_Array_0_1_=128, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 110 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 157.2s, OverallIterations: 21, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 86.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 89 mSolverCounterUnknown, 5835 SdHoareTripleChecker+Valid, 71.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5833 mSDsluCounter, 8428 SdHoareTripleChecker+Invalid, 69.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6096 mSDsCounter, 268 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8675 IncrementalHoareTripleChecker+Invalid, 9032 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 268 mSolverCounterUnsat, 2332 mSDtfsCounter, 8675 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2415 GetRequests, 2207 SyntacticMatches, 0 SemanticMatches, 208 ConstructedPredicates, 6 IntricatePredicates, 1 DeprecatedPredicates, 511 ImplicationChecksByTransitivity, 27.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=267occurred in iteration=18, InterpolantAutomatonStates: 166, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 20 MinimizatonAttempts, 1130 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.3s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 56.8s InterpolantComputationTime, 2375 NumberOfCodeBlocks, 2375 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2246 ConstructedInterpolants, 31 QuantifiedInterpolants, 23115 SizeOfPredicates, 204 NumberOfNonLiveVariables, 8194 ConjunctsInSsa, 367 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 4431/4620 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 22:46:42,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f973a40b26aaa32bb1cc01afeff98c3363a14790c658d13c89361ba4409a62b2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:46:45,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:46:46,087 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:46:46,096 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:46:46,097 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:46:46,150 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:46:46,151 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:46:46,152 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:46:46,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:46:46,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:46:46,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:46:46,161 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:46:46,162 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:46:46,165 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:46:46,165 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:46:46,166 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:46:46,166 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:46:46,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:46:46,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:46:46,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:46:46,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:46:46,169 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:46:46,170 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:46:46,170 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:46:46,171 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:46:46,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:46:46,172 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:46:46,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:46:46,173 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:46:46,174 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:46:46,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:46:46,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:46:46,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:46:46,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:46:46,177 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:46:46,178 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:46:46,178 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:46:46,178 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:46:46,179 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:46:46,180 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:46:46,180 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:46:46,181 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:46:46,181 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_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f973a40b26aaa32bb1cc01afeff98c3363a14790c658d13c89361ba4409a62b2 [2023-11-06 22:46:46,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:46:46,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:46:46,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:46:46,756 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:46:46,757 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:46:46,759 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i [2023-11-06 22:46:50,046 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:46:50,368 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:46:50,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i [2023-11-06 22:46:50,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/data/b77f5f9c0/072229b0a2e94697ac1ee0f4a8e7aeb4/FLAGaab179196 [2023-11-06 22:46:50,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/data/b77f5f9c0/072229b0a2e94697ac1ee0f4a8e7aeb4 [2023-11-06 22:46:50,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:46:50,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:46:50,421 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:46:50,422 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:46:50,428 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:46:50,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:46:50" (1/1) ... [2023-11-06 22:46:50,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59325e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:50, skipping insertion in model container [2023-11-06 22:46:50,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:46:50" (1/1) ... [2023-11-06 22:46:50,474 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:46:50,697 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_97f6710f-03d0-4304-bca3-e0849ac7c6f7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i[916,929] [2023-11-06 22:46:50,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:46:50,836 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:46:50,853 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_97f6710f-03d0-4304-bca3-e0849ac7c6f7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-83.i[916,929] [2023-11-06 22:46:50,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:46:51,001 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:46:51,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51 WrapperNode [2023-11-06 22:46:51,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:46:51,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:46:51,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:46:51,005 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:46:51,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,112 INFO L138 Inliner]: procedures = 33, calls = 158, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 435 [2023-11-06 22:46:51,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:46:51,119 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:46:51,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:46:51,120 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:46:51,130 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,218 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:46:51,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:46:51,235 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:46:51,235 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:46:51,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (1/1) ... [2023-11-06 22:46:51,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:46:51,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:46:51,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:46:51,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:46:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:46:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-06 22:46:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-06 22:46:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-06 22:46:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-06 22:46:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:46:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-06 22:46:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-06 22:46:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:46:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:46:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:46:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:46:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-06 22:46:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-06 22:46:51,538 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:46:51,541 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:46:53,194 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:46:53,203 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:46:53,203 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:46:53,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:46:53 BoogieIcfgContainer [2023-11-06 22:46:53,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:46:53,208 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:46:53,209 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:46:53,212 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:46:53,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:46:50" (1/3) ... [2023-11-06 22:46:53,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dd1d304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:46:53, skipping insertion in model container [2023-11-06 22:46:53,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:51" (2/3) ... [2023-11-06 22:46:53,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dd1d304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:46:53, skipping insertion in model container [2023-11-06 22:46:53,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:46:53" (3/3) ... [2023-11-06 22:46:53,216 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-83.i [2023-11-06 22:46:53,236 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:46:53,237 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:46:53,309 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:46:53,315 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f5a3ac5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:46:53,315 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:46:53,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 89 states have (on average 1.449438202247191) internal successors, (129), 90 states have internal predecessors, (129), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:46:53,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-06 22:46:53,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:46:53,337 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:46:53,338 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:46:53,344 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:46:53,344 INFO L85 PathProgramCache]: Analyzing trace with hash 128612802, now seen corresponding path program 1 times [2023-11-06 22:46:53,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:46:53,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [423975073] [2023-11-06 22:46:53,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:53,362 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:46:53,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:46:53,367 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:46:53,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 22:46:53,699 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-06 22:46:53,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 139 [2023-11-06 22:46:53,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:46:53,900 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:91) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 30 more Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 37 more [2023-11-06 22:46:53,905 INFO L158 Benchmark]: Toolchain (without parser) took 3490.20ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 34.2MB in the end (delta: 21.1MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-11-06 22:46:53,906 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:46:53,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 581.54ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 58.0MB in the end (delta: -3.0MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-11-06 22:46:53,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.31ms. Allocated memory is still 79.7MB. Free memory was 58.0MB in the beginning and 54.4MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:46:53,908 INFO L158 Benchmark]: Boogie Preprocessor took 114.73ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 50.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:46:53,909 INFO L158 Benchmark]: RCFGBuilder took 1971.57ms. Allocated memory is still 79.7MB. Free memory was 50.5MB in the beginning and 35.5MB in the end (delta: 15.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:46:53,909 INFO L158 Benchmark]: TraceAbstraction took 694.51ms. Allocated memory is still 79.7MB. Free memory was 34.9MB in the beginning and 34.2MB in the end (delta: 747.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:46:53,913 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 581.54ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 58.0MB in the end (delta: -3.0MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.31ms. Allocated memory is still 79.7MB. Free memory was 58.0MB in the beginning and 54.4MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.73ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 50.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1971.57ms. Allocated memory is still 79.7MB. Free memory was 50.5MB in the beginning and 35.5MB in the end (delta: 15.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 694.51ms. Allocated memory is still 79.7MB. Free memory was 34.9MB in the beginning and 34.2MB in the end (delta: 747.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2) with exit command (exit)) Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2) with exit command (exit)) Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-06 22:46:53,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f6710f-03d0-4304-bca3-e0849ac7c6f7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2) with exit command (exit)) Received EOF on stdin. No stderr output.