./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19520942352997fcf297d8ad079cb9fafb5c7d1c5c429124759a57b39998961b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:49:43,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:49:43,319 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 10:49:43,325 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:49:43,326 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:49:43,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:49:43,353 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:49:43,354 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:49:43,355 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:49:43,355 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:49:43,356 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:49:43,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:49:43,357 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:49:43,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:49:43,359 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:49:43,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:49:43,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:49:43,361 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:49:43,361 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:49:43,362 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:49:43,362 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:49:43,363 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:49:43,364 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:49:43,364 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:49:43,364 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:49:43,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:49:43,365 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:49:43,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:49:43,366 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:49:43,367 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:49:43,367 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:49:43,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:49:43,368 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:49:43,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:49:43,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:49:43,370 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:49:43,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:49:43,370 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:49:43,371 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:49:43,371 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:49:43,372 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:49:43,372 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:49:43,373 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_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19520942352997fcf297d8ad079cb9fafb5c7d1c5c429124759a57b39998961b [2023-11-26 10:49:43,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:49:43,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:49:43,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:49:43,717 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:49:43,718 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:49:43,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-26 10:49:46,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:49:47,180 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:49:47,181 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-26 10:49:47,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/data/d5938ca00/13596c4533ed417a8511c0852424c2f8/FLAG0fa183024 [2023-11-26 10:49:47,220 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/data/d5938ca00/13596c4533ed417a8511c0852424c2f8 [2023-11-26 10:49:47,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:49:47,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:49:47,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:49:47,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:49:47,239 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:49:47,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb84e6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47, skipping insertion in model container [2023-11-26 10:49:47,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,291 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:49:47,453 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_eafd988a-afec-4350-82a9-60c5395800c5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i[919,932] [2023-11-26 10:49:47,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:49:47,551 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:49:47,562 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_eafd988a-afec-4350-82a9-60c5395800c5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i[919,932] [2023-11-26 10:49:47,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:49:47,630 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:49:47,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47 WrapperNode [2023-11-26 10:49:47,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:49:47,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:49:47,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:49:47,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:49:47,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,727 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 241 [2023-11-26 10:49:47,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:49:47,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:49:47,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:49:47,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:49:47,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,746 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,765 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 10:49:47,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:49:47,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:49:47,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:49:47,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:49:47,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (1/1) ... [2023-11-26 10:49:47,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:49:47,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:47,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:49:47,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:49:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:49:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:49:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:49:47,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:49:47,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:49:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:49:47,991 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:49:47,993 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:49:48,610 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:49:48,678 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:49:48,679 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 10:49:48,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:49:48 BoogieIcfgContainer [2023-11-26 10:49:48,680 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:49:48,683 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:49:48,683 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:49:48,687 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:49:48,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:49:47" (1/3) ... [2023-11-26 10:49:48,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b59bc37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:49:48, skipping insertion in model container [2023-11-26 10:49:48,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:49:47" (2/3) ... [2023-11-26 10:49:48,690 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b59bc37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:49:48, skipping insertion in model container [2023-11-26 10:49:48,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:49:48" (3/3) ... [2023-11-26 10:49:48,692 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-26 10:49:48,713 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:49:48,714 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:49:48,772 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:49:48,779 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2fefebdb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:49:48,780 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:49:48,785 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 59 states have (on average 1.4915254237288136) internal successors, (88), 60 states have internal predecessors, (88), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-26 10:49:48,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-26 10:49:48,804 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:49:48,805 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:49:48,805 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:49:48,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:49:48,812 INFO L85 PathProgramCache]: Analyzing trace with hash -608722798, now seen corresponding path program 1 times [2023-11-26 10:49:48,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:49:48,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196342681] [2023-11-26 10:49:48,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:48,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:49:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:49,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:49:49,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196342681] [2023-11-26 10:49:49,169 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 10:49:49,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [803482475] [2023-11-26 10:49:49,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:49,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:49,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:49,174 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:49:49,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 10:49:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:49,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 10:49:49,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:49:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2023-11-26 10:49:49,542 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:49:49,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [803482475] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:49:49,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:49:49,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:49:49,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802718263] [2023-11-26 10:49:49,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:49:49,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 10:49:49,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:49:49,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 10:49:49,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:49:49,588 INFO L87 Difference]: Start difference. First operand has 90 states, 59 states have (on average 1.4915254237288136) internal successors, (88), 60 states have internal predecessors, (88), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-26 10:49:49,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:49:49,639 INFO L93 Difference]: Finished difference Result 176 states and 312 transitions. [2023-11-26 10:49:49,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:49:49,643 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 184 [2023-11-26 10:49:49,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:49:49,652 INFO L225 Difference]: With dead ends: 176 [2023-11-26 10:49:49,652 INFO L226 Difference]: Without dead ends: 87 [2023-11-26 10:49:49,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:49:49,661 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:49:49,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:49:49,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-26 10:49:49,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-26 10:49:49,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 57 states have internal predecessors, (80), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-26 10:49:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 136 transitions. [2023-11-26 10:49:49,721 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 136 transitions. Word has length 184 [2023-11-26 10:49:49,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:49:49,722 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 136 transitions. [2023-11-26 10:49:49,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-26 10:49:49,723 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2023-11-26 10:49:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-26 10:49:49,728 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:49:49,728 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:49:49,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 10:49:49,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:49,931 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:49:49,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:49:49,932 INFO L85 PathProgramCache]: Analyzing trace with hash 725069706, now seen corresponding path program 1 times [2023-11-26 10:49:49,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:49:49,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259293317] [2023-11-26 10:49:49,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:49,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:49:50,044 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:49:50,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1501427299] [2023-11-26 10:49:50,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:50,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:50,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:50,047 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:49:50,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 10:49:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:50,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:49:50,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:49:50,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-26 10:49:50,293 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:49:50,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:49:50,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259293317] [2023-11-26 10:49:50,294 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:49:50,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1501427299] [2023-11-26 10:49:50,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1501427299] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:49:50,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:49:50,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:49:50,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996097998] [2023-11-26 10:49:50,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:49:50,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:49:50,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:49:50,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:49:50,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:49:50,299 INFO L87 Difference]: Start difference. First operand 87 states and 136 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:49:50,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:49:50,336 INFO L93 Difference]: Finished difference Result 173 states and 271 transitions. [2023-11-26 10:49:50,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:49:50,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 184 [2023-11-26 10:49:50,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:49:50,341 INFO L225 Difference]: With dead ends: 173 [2023-11-26 10:49:50,341 INFO L226 Difference]: Without dead ends: 87 [2023-11-26 10:49:50,343 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:49:50,345 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 18 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:49:50,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 242 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:49:50,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-26 10:49:50,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-26 10:49:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 57 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-26 10:49:50,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 135 transitions. [2023-11-26 10:49:50,362 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 135 transitions. Word has length 184 [2023-11-26 10:49:50,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:49:50,364 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 135 transitions. [2023-11-26 10:49:50,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:49:50,365 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2023-11-26 10:49:50,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-26 10:49:50,369 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:49:50,369 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:49:50,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 10:49:50,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:50,575 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:49:50,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:49:50,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1361927175, now seen corresponding path program 1 times [2023-11-26 10:49:50,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:49:50,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016624759] [2023-11-26 10:49:50,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:50,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:49:50,660 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:49:50,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [516746189] [2023-11-26 10:49:50,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:50,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:50,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:50,665 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:49:50,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 10:49:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:50,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 10:49:50,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:49:51,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-26 10:49:51,025 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:49:51,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:49:51,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016624759] [2023-11-26 10:49:51,026 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:49:51,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516746189] [2023-11-26 10:49:51,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [516746189] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:49:51,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:49:51,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 10:49:51,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389753566] [2023-11-26 10:49:51,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:49:51,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:49:51,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:49:51,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:49:51,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:49:51,034 INFO L87 Difference]: Start difference. First operand 87 states and 135 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:49:51,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:49:51,391 INFO L93 Difference]: Finished difference Result 259 states and 394 transitions. [2023-11-26 10:49:51,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 10:49:51,394 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-26 10:49:51,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:49:51,399 INFO L225 Difference]: With dead ends: 259 [2023-11-26 10:49:51,403 INFO L226 Difference]: Without dead ends: 173 [2023-11-26 10:49:51,408 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:49:51,410 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 125 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 10:49:51,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 494 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 10:49:51,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-26 10:49:51,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 141. [2023-11-26 10:49:51,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 103 states have (on average 1.4271844660194175) internal successors, (147), 104 states have internal predecessors, (147), 35 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-26 10:49:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 217 transitions. [2023-11-26 10:49:51,490 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 217 transitions. Word has length 185 [2023-11-26 10:49:51,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:49:51,491 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 217 transitions. [2023-11-26 10:49:51,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:49:51,492 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 217 transitions. [2023-11-26 10:49:51,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-26 10:49:51,505 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:49:51,505 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:49:51,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 10:49:51,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:51,706 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:49:51,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:49:51,707 INFO L85 PathProgramCache]: Analyzing trace with hash 552580549, now seen corresponding path program 1 times [2023-11-26 10:49:51,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:49:51,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229843282] [2023-11-26 10:49:51,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:51,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:49:51,777 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:49:51,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1681454702] [2023-11-26 10:49:51,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:51,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:51,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:51,794 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:49:51,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 10:49:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:51,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 10:49:51,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:49:52,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 711 proven. 27 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2023-11-26 10:49:52,118 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:49:52,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 27 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-26 10:49:52,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:49:52,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229843282] [2023-11-26 10:49:52,335 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:49:52,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1681454702] [2023-11-26 10:49:52,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1681454702] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:49:52,335 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:49:52,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-26 10:49:52,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106060102] [2023-11-26 10:49:52,336 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:49:52,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-26 10:49:52,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:49:52,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-26 10:49:52,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-26 10:49:52,339 INFO L87 Difference]: Start difference. First operand 141 states and 217 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-26 10:49:52,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:49:52,626 INFO L93 Difference]: Finished difference Result 289 states and 440 transitions. [2023-11-26 10:49:52,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 10:49:52,627 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 185 [2023-11-26 10:49:52,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:49:52,631 INFO L225 Difference]: With dead ends: 289 [2023-11-26 10:49:52,631 INFO L226 Difference]: Without dead ends: 149 [2023-11-26 10:49:52,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-26 10:49:52,633 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 153 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:49:52,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 223 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 10:49:52,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2023-11-26 10:49:52,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 145. [2023-11-26 10:49:52,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 106 states have (on average 1.3962264150943395) internal successors, (148), 107 states have internal predecessors, (148), 35 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-26 10:49:52,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 218 transitions. [2023-11-26 10:49:52,657 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 218 transitions. Word has length 185 [2023-11-26 10:49:52,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:49:52,658 INFO L495 AbstractCegarLoop]: Abstraction has 145 states and 218 transitions. [2023-11-26 10:49:52,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-26 10:49:52,659 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 218 transitions. [2023-11-26 10:49:52,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-26 10:49:52,662 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:49:52,662 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:49:52,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 10:49:52,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:52,869 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:49:52,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:49:52,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1252857785, now seen corresponding path program 1 times [2023-11-26 10:49:52,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:49:52,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560391589] [2023-11-26 10:49:52,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:52,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:49:52,909 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:49:52,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1914948298] [2023-11-26 10:49:52,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:52,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:52,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:52,910 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:49:52,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 10:49:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:53,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 10:49:53,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:49:53,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-26 10:49:53,133 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:49:53,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:49:53,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560391589] [2023-11-26 10:49:53,134 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:49:53,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914948298] [2023-11-26 10:49:53,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1914948298] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:49:53,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:49:53,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:49:53,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538125594] [2023-11-26 10:49:53,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:49:53,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:49:53,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:49:53,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:49:53,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:49:53,137 INFO L87 Difference]: Start difference. First operand 145 states and 218 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:49:53,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:49:53,437 INFO L93 Difference]: Finished difference Result 458 states and 685 transitions. [2023-11-26 10:49:53,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:49:53,438 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-26 10:49:53,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:49:53,442 INFO L225 Difference]: With dead ends: 458 [2023-11-26 10:49:53,442 INFO L226 Difference]: Without dead ends: 314 [2023-11-26 10:49:53,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:49:53,444 INFO L413 NwaCegarLoop]: 228 mSDtfsCounter, 223 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 10:49:53,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 382 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 10:49:53,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2023-11-26 10:49:53,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 283. [2023-11-26 10:49:53,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 206 states have (on average 1.383495145631068) internal successors, (285), 208 states have internal predecessors, (285), 70 states have call successors, (70), 6 states have call predecessors, (70), 6 states have return successors, (70), 68 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-26 10:49:53,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 425 transitions. [2023-11-26 10:49:53,490 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 425 transitions. Word has length 185 [2023-11-26 10:49:53,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:49:53,491 INFO L495 AbstractCegarLoop]: Abstraction has 283 states and 425 transitions. [2023-11-26 10:49:53,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:49:53,491 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 425 transitions. [2023-11-26 10:49:53,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-26 10:49:53,494 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:49:53,494 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:49:53,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-26 10:49:53,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:53,701 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:49:53,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:49:53,701 INFO L85 PathProgramCache]: Analyzing trace with hash 257553419, now seen corresponding path program 1 times [2023-11-26 10:49:53,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:49:53,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39211334] [2023-11-26 10:49:53,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:53,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:49:53,761 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:49:53,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1884455691] [2023-11-26 10:49:53,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:53,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:53,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:53,764 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:49:53,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 10:49:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:53,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 10:49:53,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:49:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-26 10:49:54,021 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:49:54,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:49:54,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39211334] [2023-11-26 10:49:54,021 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:49:54,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1884455691] [2023-11-26 10:49:54,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1884455691] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:49:54,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:49:54,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:49:54,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635131915] [2023-11-26 10:49:54,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:49:54,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:49:54,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:49:54,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:49:54,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:49:54,024 INFO L87 Difference]: Start difference. First operand 283 states and 425 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:49:54,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:49:54,452 INFO L93 Difference]: Finished difference Result 606 states and 904 transitions. [2023-11-26 10:49:54,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:49:54,452 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-26 10:49:54,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:49:54,456 INFO L225 Difference]: With dead ends: 606 [2023-11-26 10:49:54,456 INFO L226 Difference]: Without dead ends: 324 [2023-11-26 10:49:54,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-11-26 10:49:54,458 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 198 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 10:49:54,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 645 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 10:49:54,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2023-11-26 10:49:54,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 287. [2023-11-26 10:49:54,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 210 states have (on average 1.380952380952381) internal successors, (290), 212 states have internal predecessors, (290), 70 states have call successors, (70), 6 states have call predecessors, (70), 6 states have return successors, (70), 68 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-26 10:49:54,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 430 transitions. [2023-11-26 10:49:54,496 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 430 transitions. Word has length 185 [2023-11-26 10:49:54,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:49:54,497 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 430 transitions. [2023-11-26 10:49:54,497 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:49:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 430 transitions. [2023-11-26 10:49:54,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-26 10:49:54,500 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:49:54,500 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:49:54,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-26 10:49:54,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-26 10:49:54,714 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:49:54,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:49:54,715 INFO L85 PathProgramCache]: Analyzing trace with hash -551793207, now seen corresponding path program 1 times [2023-11-26 10:49:54,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:49:54,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983948762] [2023-11-26 10:49:54,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:54,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:49:54,750 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:49:54,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1544066577] [2023-11-26 10:49:54,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:54,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:54,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:54,751 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:49:54,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-26 10:49:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:54,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 10:49:54,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:49:55,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-26 10:49:55,172 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:49:55,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:49:55,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983948762] [2023-11-26 10:49:55,173 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:49:55,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1544066577] [2023-11-26 10:49:55,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1544066577] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:49:55,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:49:55,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:49:55,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178740860] [2023-11-26 10:49:55,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:49:55,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:49:55,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:49:55,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:49:55,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:49:55,176 INFO L87 Difference]: Start difference. First operand 287 states and 430 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:49:55,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:49:55,338 INFO L93 Difference]: Finished difference Result 905 states and 1352 transitions. [2023-11-26 10:49:55,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:49:55,338 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-26 10:49:55,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:49:55,344 INFO L225 Difference]: With dead ends: 905 [2023-11-26 10:49:55,344 INFO L226 Difference]: Without dead ends: 619 [2023-11-26 10:49:55,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:49:55,346 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 137 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:49:55,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 387 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 10:49:55,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2023-11-26 10:49:55,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 571. [2023-11-26 10:49:55,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 418 states have (on average 1.375598086124402) internal successors, (575), 422 states have internal predecessors, (575), 140 states have call successors, (140), 12 states have call predecessors, (140), 12 states have return successors, (140), 136 states have call predecessors, (140), 140 states have call successors, (140) [2023-11-26 10:49:55,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 855 transitions. [2023-11-26 10:49:55,464 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 855 transitions. Word has length 185 [2023-11-26 10:49:55,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:49:55,465 INFO L495 AbstractCegarLoop]: Abstraction has 571 states and 855 transitions. [2023-11-26 10:49:55,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:49:55,466 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 855 transitions. [2023-11-26 10:49:55,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-26 10:49:55,470 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:49:55,470 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:49:55,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-26 10:49:55,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-26 10:49:55,679 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:49:55,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:49:55,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1749029383, now seen corresponding path program 1 times [2023-11-26 10:49:55,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:49:55,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069059261] [2023-11-26 10:49:55,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:55,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:49:55,712 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:49:55,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [147992104] [2023-11-26 10:49:55,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:55,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:55,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:55,714 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:49:55,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-26 10:49:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:55,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-26 10:49:55,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:49:56,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 651 proven. 57 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2023-11-26 10:49:56,593 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:49:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 24 proven. 57 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-26 10:49:57,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:49:57,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069059261] [2023-11-26 10:49:57,202 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:49:57,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [147992104] [2023-11-26 10:49:57,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [147992104] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:49:57,203 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:49:57,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 17 [2023-11-26 10:49:57,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583360279] [2023-11-26 10:49:57,203 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:49:57,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-26 10:49:57,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:49:57,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-26 10:49:57,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2023-11-26 10:49:57,207 INFO L87 Difference]: Start difference. First operand 571 states and 855 transitions. Second operand has 17 states, 17 states have (on average 5.588235294117647) internal successors, (95), 17 states have internal predecessors, (95), 4 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2023-11-26 10:49:59,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:49:59,413 INFO L93 Difference]: Finished difference Result 2181 states and 3184 transitions. [2023-11-26 10:49:59,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-26 10:49:59,414 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.588235294117647) internal successors, (95), 17 states have internal predecessors, (95), 4 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) Word has length 185 [2023-11-26 10:49:59,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:49:59,427 INFO L225 Difference]: With dead ends: 2181 [2023-11-26 10:49:59,427 INFO L226 Difference]: Without dead ends: 1611 [2023-11-26 10:49:59,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 537 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=471, Invalid=1251, Unknown=0, NotChecked=0, Total=1722 [2023-11-26 10:49:59,431 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 1265 mSDsluCounter, 625 mSDsCounter, 0 mSdLazyCounter, 1158 mSolverCounterSat, 510 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 1668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 510 IncrementalHoareTripleChecker+Valid, 1158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-26 10:49:59,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1292 Valid, 720 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [510 Valid, 1158 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-26 10:49:59,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1611 states. [2023-11-26 10:49:59,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1611 to 996. [2023-11-26 10:49:59,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 996 states, 739 states have (on average 1.3518267929634642) internal successors, (999), 743 states have internal predecessors, (999), 228 states have call successors, (228), 28 states have call predecessors, (228), 28 states have return successors, (228), 224 states have call predecessors, (228), 228 states have call successors, (228) [2023-11-26 10:49:59,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 996 states and 1455 transitions. [2023-11-26 10:49:59,616 INFO L78 Accepts]: Start accepts. Automaton has 996 states and 1455 transitions. Word has length 185 [2023-11-26 10:49:59,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:49:59,617 INFO L495 AbstractCegarLoop]: Abstraction has 996 states and 1455 transitions. [2023-11-26 10:49:59,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.588235294117647) internal successors, (95), 17 states have internal predecessors, (95), 4 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2023-11-26 10:49:59,617 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1455 transitions. [2023-11-26 10:49:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-26 10:49:59,620 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:49:59,620 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:49:59,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-26 10:49:59,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-26 10:49:59,827 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:49:59,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:49:59,828 INFO L85 PathProgramCache]: Analyzing trace with hash 2115476869, now seen corresponding path program 1 times [2023-11-26 10:49:59,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:49:59,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597248248] [2023-11-26 10:49:59,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:59,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:49:59,866 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:49:59,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1614973303] [2023-11-26 10:49:59,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:59,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:49:59,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:49:59,868 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:49:59,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-26 10:50:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:00,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-26 10:50:00,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:00,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-26 10:50:00,101 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:00,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:00,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597248248] [2023-11-26 10:50:00,102 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:50:00,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614973303] [2023-11-26 10:50:00,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614973303] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:00,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:00,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 10:50:00,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316166144] [2023-11-26 10:50:00,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:00,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:50:00,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:00,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:50:00,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:50:00,108 INFO L87 Difference]: Start difference. First operand 996 states and 1455 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:50:00,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:00,550 INFO L93 Difference]: Finished difference Result 1922 states and 2795 transitions. [2023-11-26 10:50:00,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 10:50:00,551 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-26 10:50:00,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:00,560 INFO L225 Difference]: With dead ends: 1922 [2023-11-26 10:50:00,561 INFO L226 Difference]: Without dead ends: 1076 [2023-11-26 10:50:00,564 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:50:00,566 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 196 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:00,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 421 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 10:50:00,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states. [2023-11-26 10:50:00,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 918. [2023-11-26 10:50:00,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 918 states, 675 states have (on average 1.3407407407407408) internal successors, (905), 677 states have internal predecessors, (905), 214 states have call successors, (214), 28 states have call predecessors, (214), 28 states have return successors, (214), 212 states have call predecessors, (214), 214 states have call successors, (214) [2023-11-26 10:50:00,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1333 transitions. [2023-11-26 10:50:00,772 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1333 transitions. Word has length 185 [2023-11-26 10:50:00,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:00,773 INFO L495 AbstractCegarLoop]: Abstraction has 918 states and 1333 transitions. [2023-11-26 10:50:00,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:50:00,774 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1333 transitions. [2023-11-26 10:50:00,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-26 10:50:00,789 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:00,789 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:00,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:00,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:00,997 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:50:00,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:00,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1306130243, now seen corresponding path program 1 times [2023-11-26 10:50:00,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:00,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215693042] [2023-11-26 10:50:00,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:00,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:01,039 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:50:01,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [888251300] [2023-11-26 10:50:01,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:01,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:50:01,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:01,041 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:50:01,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-26 10:50:01,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:50:01,255 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:50:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:50:01,488 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:50:01,489 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 10:50:01,490 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 10:50:01,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:01,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-26 10:50:01,703 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:01,706 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 10:50:01,857 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-26 10:50:01,860 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-26 10:50:01,862 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-26 10:50:01,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:50:01 BoogieIcfgContainer [2023-11-26 10:50:01,908 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 10:50:01,909 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:50:01,909 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:50:01,909 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:50:01,910 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:49:48" (3/4) ... [2023-11-26 10:50:01,912 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 10:50:01,913 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:50:01,914 INFO L158 Benchmark]: Toolchain (without parser) took 14685.37ms. Allocated memory was 172.0MB in the beginning and 297.8MB in the end (delta: 125.8MB). Free memory was 127.2MB in the beginning and 154.0MB in the end (delta: -26.7MB). Peak memory consumption was 100.5MB. Max. memory is 16.1GB. [2023-11-26 10:50:01,914 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:50:01,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.85ms. Allocated memory is still 172.0MB. Free memory was 126.8MB in the beginning and 111.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 10:50:01,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.32ms. Allocated memory is still 172.0MB. Free memory was 111.3MB in the beginning and 107.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:50:01,916 INFO L158 Benchmark]: Boogie Preprocessor took 69.87ms. Allocated memory is still 172.0MB. Free memory was 107.1MB in the beginning and 102.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:50:01,917 INFO L158 Benchmark]: RCFGBuilder took 881.21ms. Allocated memory is still 172.0MB. Free memory was 102.5MB in the beginning and 119.0MB in the end (delta: -16.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-26 10:50:01,917 INFO L158 Benchmark]: TraceAbstraction took 13225.07ms. Allocated memory was 172.0MB in the beginning and 297.8MB in the end (delta: 125.8MB). Free memory was 118.1MB in the beginning and 154.0MB in the end (delta: -35.8MB). Peak memory consumption was 89.8MB. Max. memory is 16.1GB. [2023-11-26 10:50:01,918 INFO L158 Benchmark]: Witness Printer took 4.40ms. Allocated memory is still 297.8MB. Free memory is still 154.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:50:01,920 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.85ms. Allocated memory is still 172.0MB. Free memory was 126.8MB in the beginning and 111.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.32ms. Allocated memory is still 172.0MB. Free memory was 111.3MB in the beginning and 107.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.87ms. Allocated memory is still 172.0MB. Free memory was 107.1MB in the beginning and 102.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 881.21ms. Allocated memory is still 172.0MB. Free memory was 102.5MB in the beginning and 119.0MB in the end (delta: -16.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * TraceAbstraction took 13225.07ms. Allocated memory was 172.0MB in the beginning and 297.8MB in the end (delta: 125.8MB). Free memory was 118.1MB in the beginning and 154.0MB in the end (delta: -35.8MB). Peak memory consumption was 89.8MB. Max. memory is 16.1GB. * Witness Printer took 4.40ms. Allocated memory is still 297.8MB. Free memory is still 154.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 191, overapproximation of someBinaryDOUBLEComparisonOperation at line 191, overapproximation of someUnaryFLOAToperation at line 125, overapproximation of someBinaryArithmeticFLOAToperation at line 125. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_3 = 1; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_5 = 0; [L26] unsigned short int var_1_6 = 25; [L27] double var_1_9 = 999.625; [L28] unsigned short int var_1_11 = 5; [L29] signed short int var_1_12 = 2; [L30] signed long int var_1_13 = -256; [L31] double var_1_14 = 127.75; [L32] double var_1_15 = 9.75; [L33] float var_1_16 = 32.8; [L34] float var_1_17 = 32.5; [L35] float var_1_18 = 1.75; [L36] float var_1_19 = 1000000000000000.4; [L37] float var_1_20 = 0.875; [L38] unsigned char var_1_21 = 0; [L39] unsigned char var_1_22 = 0; [L40] signed short int var_1_23 = 64; [L41] signed short int var_1_24 = 25; [L42] signed short int var_1_25 = 0; [L43] float var_1_26 = 128.2; [L44] signed long int var_1_28 = -100000; [L45] signed char var_1_30 = -25; [L46] signed char var_1_33 = 32; [L47] signed char var_1_34 = -4; [L48] unsigned long int var_1_35 = 1; [L49] double var_1_39 = 7.75; [L50] float var_1_41 = 255.2; [L51] unsigned char var_1_42 = 25; [L52] unsigned char var_1_43 = 64; [L53] unsigned char var_1_44 = 1; [L54] float var_1_45 = 255.5; [L55] float var_1_46 = 10.55; [L56] signed short int last_1_var_1_12 = 2; [L57] signed long int last_1_var_1_13 = -256; [L58] double last_1_var_1_14 = 127.75; [L59] unsigned char last_1_var_1_21 = 0; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L185] last_1_var_1_12 = var_1_12 [L186] last_1_var_1_13 = var_1_13 [L187] last_1_var_1_14 = var_1_14 [L188] last_1_var_1_21 = var_1_21 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L138] var_1_3 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_3 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L139] RET assume_abort_if_not(var_1_3 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L140] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L140] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L141] var_1_4 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L142] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L143] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L143] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L144] var_1_5 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L145] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L146] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L146] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L147] var_1_9 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L148] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L149] var_1_11 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L150] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L151] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L151] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L152] var_1_15 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L153] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L154] var_1_17 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L155] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L156] var_1_18 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L157] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L158] var_1_19 = __VERIFIER_nondet_float() [L159] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L159] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L160] var_1_20 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L161] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L162] var_1_22 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L163] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L164] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L164] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L165] var_1_24 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L166] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L167] CALL assume_abort_if_not(var_1_24 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L167] RET assume_abort_if_not(var_1_24 <= 32766) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L168] var_1_25 = __VERIFIER_nondet_short() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L170] CALL assume_abort_if_not(var_1_25 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L170] RET assume_abort_if_not(var_1_25 <= 32766) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L171] var_1_33 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_33 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L172] RET assume_abort_if_not(var_1_33 >= -126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L173] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L173] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L174] var_1_34 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_34 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L175] RET assume_abort_if_not(var_1_34 >= -63) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L176] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L176] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L177] var_1_43 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L178] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L179] CALL assume_abort_if_not(var_1_43 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L179] RET assume_abort_if_not(var_1_43 <= 254) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L180] var_1_44 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L181] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L182] CALL assume_abort_if_not(var_1_44 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L182] RET assume_abort_if_not(var_1_44 <= 254) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L199] RET updateVariables() [L200] CALL step() [L63] var_1_26 = var_1_18 [L64] var_1_28 = var_1_6 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L65] COND FALSE !(var_1_20 <= var_1_18) [L70] var_1_30 = (50 + var_1_34) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L72] COND FALSE !(! var_1_22) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L79] COND TRUE 32u >= (((((var_1_6) > (var_1_11)) ? (var_1_6) : (var_1_11))) % 16u) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L80] COND FALSE !((-5 > var_1_25) && (var_1_6 <= ((((var_1_34) > (var_1_12)) ? (var_1_34) : (var_1_12))))) [L83] var_1_39 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L90] var_1_41 = ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) < (var_1_20)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (var_1_20))) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L91] EXPR var_1_11 | var_1_6 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L91] COND TRUE var_1_33 < (var_1_11 | var_1_6) [L92] var_1_42 = ((((var_1_43) < (var_1_44)) ? (var_1_43) : (var_1_44))) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L94] var_1_45 = 2.71f [L95] var_1_46 = var_1_17 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=25] [L96] COND FALSE !(\read(last_1_var_1_21)) [L99] var_1_1 = (var_1_3 && var_1_5) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=25] [L101] COND TRUE var_1_18 > var_1_9 [L102] var_1_23 = (((((var_1_24 - var_1_25)) > (last_1_var_1_13)) ? ((var_1_24 - var_1_25)) : (last_1_var_1_13))) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=25] [L106] signed long int stepLocal_0 = last_1_var_1_12; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=25] [L107] COND TRUE last_1_var_1_12 >= stepLocal_0 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=25] [L108] COND TRUE (var_1_9 - 1.00000000000025E12) >= last_1_var_1_14 [L109] var_1_6 = 200 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L116] unsigned short int stepLocal_1 = var_1_6; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L117] COND FALSE !(var_1_11 > stepLocal_1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L120] EXPR var_1_11 >> var_1_6 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L120] COND TRUE (var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12) [L121] var_1_14 = var_1_15 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L125] var_1_16 = (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))))) [L126] unsigned short int stepLocal_3 = var_1_11; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, stepLocal_3=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L127] COND FALSE !(stepLocal_3 == var_1_6) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, stepLocal_3=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L130] unsigned short int stepLocal_2 = var_1_6; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, stepLocal_2=200, stepLocal_3=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L131] COND FALSE !(stepLocal_2 == var_1_12) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, stepLocal_2=200, stepLocal_3=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((((last_1_var_1_21 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((last_1_var_1_12 >= last_1_var_1_12) ? (((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_6 == var_1_12) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)))) : 1) : 1)) && (((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15))) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L191-L192] return (((((((last_1_var_1_21 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((last_1_var_1_12 >= last_1_var_1_12) ? (((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_6 == var_1_12) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)))) : 1) : 1)) && (((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15)))) && (var_1_16 == ((float) (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))))))))) && ((var_1_11 == var_1_6) ? (var_1_21 == ((unsigned char) ((var_1_5 || var_1_3) && (var_1_1 || var_1_22)))) : 1)) && ((var_1_18 > var_1_9) ? (var_1_23 == ((signed short int) (((((var_1_24 - var_1_25)) > (last_1_var_1_13)) ? ((var_1_24 - var_1_25)) : (last_1_var_1_13))))) : (var_1_23 == ((signed short int) (last_1_var_1_13 + 1)))) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.0s, OverallIterations: 10, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2360 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2315 mSDsluCounter, 3647 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2247 mSDsCounter, 653 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2204 IncrementalHoareTripleChecker+Invalid, 2857 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 653 mSolverCounterUnsat, 1400 mSDtfsCounter, 2204 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2063 GetRequests, 1993 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=996occurred in iteration=8, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 9 MinimizatonAttempts, 925 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 2032 NumberOfCodeBlocks, 2032 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2022 ConstructedInterpolants, 0 QuantifiedInterpolants, 4552 SizeOfPredicates, 12 NumberOfNonLiveVariables, 4058 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 16464/16632 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 [2023-11-26 10:50:01,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19520942352997fcf297d8ad079cb9fafb5c7d1c5c429124759a57b39998961b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:50:04,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:50:04,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 10:50:04,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:50:04,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:50:04,739 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:50:04,740 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:50:04,740 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:50:04,742 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:50:04,747 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:50:04,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:50:04,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:50:04,749 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:50:04,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:50:04,751 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:50:04,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:50:04,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:50:04,753 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:50:04,753 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:50:04,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:50:04,754 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:50:04,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:50:04,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:50:04,755 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 10:50:04,756 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 10:50:04,756 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 10:50:04,757 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:50:04,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:50:04,757 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:50:04,758 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:50:04,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:50:04,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:50:04,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:50:04,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:50:04,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:50:04,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:50:04,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:50:04,762 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 10:50:04,763 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 10:50:04,763 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:50:04,763 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:50:04,764 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:50:04,764 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:50:04,764 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:50:04,765 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 10:50:04,765 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_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19520942352997fcf297d8ad079cb9fafb5c7d1c5c429124759a57b39998961b [2023-11-26 10:50:05,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:50:05,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:50:05,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:50:05,212 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:50:05,216 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:50:05,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-26 10:50:08,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:50:08,717 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:50:08,718 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-26 10:50:08,732 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/data/6006b474c/164a1431628d47b09fd85f76b5c4df66/FLAGf3fd6788b [2023-11-26 10:50:08,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/data/6006b474c/164a1431628d47b09fd85f76b5c4df66 [2023-11-26 10:50:08,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:50:08,760 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:50:08,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:50:08,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:50:08,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:50:08,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b76de26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:08, skipping insertion in model container [2023-11-26 10:50:08,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:50:08" (1/1) ... [2023-11-26 10:50:08,823 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:50:09,012 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_eafd988a-afec-4350-82a9-60c5395800c5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i[919,932] [2023-11-26 10:50:09,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:50:09,117 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:50:09,130 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_eafd988a-afec-4350-82a9-60c5395800c5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i[919,932] [2023-11-26 10:50:09,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:50:09,232 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:50:09,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09 WrapperNode [2023-11-26 10:50:09,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:50:09,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:50:09,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:50:09,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:50:09,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,313 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-26 10:50:09,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:50:09,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:50:09,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:50:09,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:50:09,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,337 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,365 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 10:50:09,378 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,378 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,407 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,424 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,428 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,430 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,436 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:50:09,449 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:50:09,449 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:50:09,450 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:50:09,450 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:50:09,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:09,493 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:50:09,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:50:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:50:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 10:50:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:50:09,526 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:50:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:50:09,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:50:09,628 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:50:09,630 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:50:12,710 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:50:12,793 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:50:12,800 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 10:50:12,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:12 BoogieIcfgContainer [2023-11-26 10:50:12,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:50:12,807 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:50:12,807 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:50:12,810 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:50:12,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:50:08" (1/3) ... [2023-11-26 10:50:12,813 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e0a893e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:50:12, skipping insertion in model container [2023-11-26 10:50:12,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09" (2/3) ... [2023-11-26 10:50:12,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e0a893e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:50:12, skipping insertion in model container [2023-11-26 10:50:12,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:12" (3/3) ... [2023-11-26 10:50:12,817 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-26 10:50:12,838 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:50:12,839 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:50:12,899 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:50:12,905 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2fb906e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:50:12,906 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:50:12,910 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 50 states have (on average 1.44) internal successors, (72), 51 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-26 10:50:12,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-26 10:50:12,929 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:12,930 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:12,931 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:50:12,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:12,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1163003153, now seen corresponding path program 1 times [2023-11-26 10:50:12,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:12,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [95389746] [2023-11-26 10:50:12,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:12,955 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 [2023-11-26 10:50:12,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:12,958 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:13,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 10:50:13,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:13,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2023-11-26 10:50:13,737 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:13,741 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:13,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [95389746] [2023-11-26 10:50:13,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [95389746] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:13,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:13,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:13,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982377805] [2023-11-26 10:50:13,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:13,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 10:50:13,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:13,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 10:50:13,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:50:13,787 INFO L87 Difference]: Start difference. First operand has 81 states, 50 states have (on average 1.44) internal successors, (72), 51 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-26 10:50:16,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 10:50:16,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:16,386 INFO L93 Difference]: Finished difference Result 158 states and 280 transitions. [2023-11-26 10:50:16,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:50:16,406 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 180 [2023-11-26 10:50:16,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:16,414 INFO L225 Difference]: With dead ends: 158 [2023-11-26 10:50:16,414 INFO L226 Difference]: Without dead ends: 78 [2023-11-26 10:50:16,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:50:16,422 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:16,423 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-26 10:50:16,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-26 10:50:16,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-26 10:50:16,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 48 states have internal predecessors, (64), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-26 10:50:16,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 120 transitions. [2023-11-26 10:50:16,473 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 120 transitions. Word has length 180 [2023-11-26 10:50:16,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:16,473 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 120 transitions. [2023-11-26 10:50:16,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-26 10:50:16,474 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2023-11-26 10:50:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-26 10:50:16,479 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:16,479 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:16,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:16,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:16,693 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:50:16,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:16,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1719783159, now seen corresponding path program 1 times [2023-11-26 10:50:16,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:16,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2080671960] [2023-11-26 10:50:16,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:16,696 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 [2023-11-26 10:50:16,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:16,698 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:16,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-26 10:50:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:17,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 10:50:17,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 711 proven. 27 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2023-11-26 10:50:17,551 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:50:18,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 27 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-26 10:50:18,003 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:18,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2080671960] [2023-11-26 10:50:18,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2080671960] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:50:18,006 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:50:18,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-26 10:50:18,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470212759] [2023-11-26 10:50:18,007 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:50:18,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-26 10:50:18,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:18,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-26 10:50:18,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-26 10:50:18,013 INFO L87 Difference]: Start difference. First operand 78 states and 120 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-26 10:50:20,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 10:50:20,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:20,915 INFO L93 Difference]: Finished difference Result 161 states and 244 transitions. [2023-11-26 10:50:20,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 10:50:20,935 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 180 [2023-11-26 10:50:20,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:20,940 INFO L225 Difference]: With dead ends: 161 [2023-11-26 10:50:20,940 INFO L226 Difference]: Without dead ends: 84 [2023-11-26 10:50:20,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 352 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-26 10:50:20,943 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 123 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:20,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 185 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-26 10:50:20,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-26 10:50:20,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2023-11-26 10:50:20,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 51 states have internal predecessors, (66), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-26 10:50:20,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 122 transitions. [2023-11-26 10:50:20,964 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 122 transitions. Word has length 180 [2023-11-26 10:50:20,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:20,965 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 122 transitions. [2023-11-26 10:50:20,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-26 10:50:20,966 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2023-11-26 10:50:20,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-26 10:50:20,970 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:20,970 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:20,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:21,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:21,188 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:50:21,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:21,189 INFO L85 PathProgramCache]: Analyzing trace with hash 581039431, now seen corresponding path program 1 times [2023-11-26 10:50:21,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:21,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [699182305] [2023-11-26 10:50:21,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:21,190 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 [2023-11-26 10:50:21,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:21,192 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:21,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-26 10:50:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:21,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:50:21,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:22,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-26 10:50:22,444 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:22,444 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:22,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [699182305] [2023-11-26 10:50:22,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [699182305] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:22,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:22,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:50:22,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194845994] [2023-11-26 10:50:22,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:22,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:50:22,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:22,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:50:22,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:50:22,467 INFO L87 Difference]: Start difference. First operand 82 states and 122 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:50:24,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 10:50:25,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 10:50:25,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:25,381 INFO L93 Difference]: Finished difference Result 262 states and 390 transitions. [2023-11-26 10:50:25,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:50:25,399 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-26 10:50:25,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:25,404 INFO L225 Difference]: With dead ends: 262 [2023-11-26 10:50:25,405 INFO L226 Difference]: Without dead ends: 181 [2023-11-26 10:50:25,406 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:50:25,407 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 108 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:25,411 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 367 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-26 10:50:25,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2023-11-26 10:50:25,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 161. [2023-11-26 10:50:25,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 100 states have (on average 1.29) internal successors, (129), 100 states have internal predecessors, (129), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-26 10:50:25,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 241 transitions. [2023-11-26 10:50:25,484 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 241 transitions. Word has length 180 [2023-11-26 10:50:25,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:25,485 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 241 transitions. [2023-11-26 10:50:25,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:50:25,486 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 241 transitions. [2023-11-26 10:50:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-26 10:50:25,488 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:25,489 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:25,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:25,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:25,702 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:50:25,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:25,702 INFO L85 PathProgramCache]: Analyzing trace with hash -430077819, now seen corresponding path program 1 times [2023-11-26 10:50:25,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:25,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2070181917] [2023-11-26 10:50:25,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:25,704 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 [2023-11-26 10:50:25,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:25,705 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:25,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-26 10:50:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:26,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 10:50:26,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:26,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-26 10:50:26,804 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:26,804 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:26,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2070181917] [2023-11-26 10:50:26,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2070181917] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:26,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:26,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:50:26,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779271768] [2023-11-26 10:50:26,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:26,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:50:26,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:26,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:50:26,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:50:26,809 INFO L87 Difference]: Start difference. First operand 161 states and 241 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:50:28,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 10:50:31,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 10:50:31,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:31,977 INFO L93 Difference]: Finished difference Result 503 states and 752 transitions. [2023-11-26 10:50:31,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 10:50:31,998 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-26 10:50:31,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:32,004 INFO L225 Difference]: With dead ends: 503 [2023-11-26 10:50:32,004 INFO L226 Difference]: Without dead ends: 343 [2023-11-26 10:50:32,005 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-26 10:50:32,007 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 106 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:32,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 391 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2023-11-26 10:50:32,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2023-11-26 10:50:32,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 319. [2023-11-26 10:50:32,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 198 states have (on average 1.2828282828282829) internal successors, (254), 198 states have internal predecessors, (254), 112 states have call successors, (112), 8 states have call predecessors, (112), 8 states have return successors, (112), 112 states have call predecessors, (112), 112 states have call successors, (112) [2023-11-26 10:50:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 478 transitions. [2023-11-26 10:50:32,086 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 478 transitions. Word has length 180 [2023-11-26 10:50:32,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:32,087 INFO L495 AbstractCegarLoop]: Abstraction has 319 states and 478 transitions. [2023-11-26 10:50:32,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:50:32,088 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 478 transitions. [2023-11-26 10:50:32,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-26 10:50:32,091 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:32,091 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:32,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-26 10:50:32,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:50:32,304 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:50:32,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:32,304 INFO L85 PathProgramCache]: Analyzing trace with hash -113234026, now seen corresponding path program 1 times [2023-11-26 10:50:32,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:50:32,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [922370290] [2023-11-26 10:50:32,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:32,305 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 [2023-11-26 10:50:32,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:50:32,307 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:50:32,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eafd988a-afec-4350-82a9-60c5395800c5/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-26 10:50:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:32,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 10:50:32,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:50:32,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-26 10:50:32,978 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:50:32,978 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:50:32,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [922370290] [2023-11-26 10:50:32,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [922370290] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:32,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:32,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:50:32,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352475696] [2023-11-26 10:50:32,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:32,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:50:32,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:50:32,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:50:32,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:50:32,981 INFO L87 Difference]: Start difference. First operand 319 states and 478 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-26 10:50:36,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 10:50:38,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 10:50:39,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []