./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu --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 8b032f5a857a45b1c2a35099704c59a34a967b916e033a3209200697cb561766 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:39:08,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:39:08,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:39:08,924 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:39:08,926 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:39:08,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:39:08,975 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:39:08,976 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:39:08,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:39:08,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:39:08,986 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:39:08,987 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:39:08,988 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:39:08,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:39:08,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:39:08,991 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:39:08,991 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:39:08,992 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:39:08,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:39:08,993 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:39:08,994 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:39:08,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:39:08,996 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:39:08,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:39:08,997 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:39:08,998 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:39:08,998 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:39:08,999 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:39:08,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:39:09,000 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:39:09,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:39:09,003 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:39:09,003 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:39:09,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:39:09,004 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:39:09,004 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:39:09,005 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:39:09,005 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:39:09,005 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:39:09,006 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_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b032f5a857a45b1c2a35099704c59a34a967b916e033a3209200697cb561766 [2023-11-19 07:39:09,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:39:09,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:39:09,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:39:09,410 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:39:09,410 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:39:09,412 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i [2023-11-19 07:39:12,862 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:39:13,141 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:39:13,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i [2023-11-19 07:39:13,151 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/data/f1c183925/eaab6a8273c14997a8e6da8ad41a1196/FLAG2b8531e0c [2023-11-19 07:39:13,166 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/data/f1c183925/eaab6a8273c14997a8e6da8ad41a1196 [2023-11-19 07:39:13,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:39:13,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:39:13,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:39:13,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:39:13,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:39:13,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2ba770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13, skipping insertion in model container [2023-11-19 07:39:13,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,229 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:39:13,411 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_eda02be9-aa99-4831-92ce-36b85d89e538/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i[913,926] [2023-11-19 07:39:13,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:39:13,518 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:39:13,533 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_eda02be9-aa99-4831-92ce-36b85d89e538/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i[913,926] [2023-11-19 07:39:13,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:39:13,614 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:39:13,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13 WrapperNode [2023-11-19 07:39:13,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:39:13,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:39:13,619 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:39:13,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:39:13,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,659 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,710 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-19 07:39:13,710 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:39:13,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:39:13,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:39:13,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:39:13,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,747 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,776 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:39:13,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:39:13,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:39:13,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:39:13,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (1/1) ... [2023-11-19 07:39:13,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:39:13,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:13,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:13,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:39:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:39:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:39:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:39:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:39:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:39:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:39:14,027 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:39:14,031 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:39:14,747 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:39:14,770 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:39:14,772 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:39:14,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:14 BoogieIcfgContainer [2023-11-19 07:39:14,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:39:14,788 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:39:14,789 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:39:14,794 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:39:14,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:39:13" (1/3) ... [2023-11-19 07:39:14,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41df994a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:39:14, skipping insertion in model container [2023-11-19 07:39:14,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:13" (2/3) ... [2023-11-19 07:39:14,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41df994a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:39:14, skipping insertion in model container [2023-11-19 07:39:14,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:14" (3/3) ... [2023-11-19 07:39:14,801 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-67.i [2023-11-19 07:39:14,830 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:39:14,831 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:39:14,926 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:39:14,938 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;@2436d747, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:39:14,939 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:39:14,946 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 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) [2023-11-19 07:39:14,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 07:39:14,982 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:14,983 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] [2023-11-19 07:39:14,983 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:14,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:14,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1190864006, now seen corresponding path program 1 times [2023-11-19 07:39:14,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:14,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904846890] [2023-11-19 07:39:14,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:15,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:15,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904846890] [2023-11-19 07:39:15,323 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:39:15,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1687541015] [2023-11-19 07:39:15,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:15,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:39:15,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:15,330 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:39:15,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:39:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:39:15,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2023-11-19 07:39:15,670 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:39:15,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1687541015] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:15,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:15,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:39:15,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182715224] [2023-11-19 07:39:15,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:15,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:39:15,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:15,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:39:15,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:39:15,730 INFO L87 Difference]: Start difference. First operand has 84 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 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 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2023-11-19 07:39:15,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:15,794 INFO L93 Difference]: Finished difference Result 161 states and 284 transitions. [2023-11-19 07:39:15,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:39:15,797 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 172 [2023-11-19 07:39:15,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:15,807 INFO L225 Difference]: With dead ends: 161 [2023-11-19 07:39:15,807 INFO L226 Difference]: Without dead ends: 80 [2023-11-19 07:39:15,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:39:15,819 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:15,820 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:15,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-19 07:39:15,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-19 07:39:15,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 50 states have (on average 1.36) internal successors, (68), 50 states have internal predecessors, (68), 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) [2023-11-19 07:39:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 124 transitions. [2023-11-19 07:39:15,900 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 124 transitions. Word has length 172 [2023-11-19 07:39:15,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:15,901 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 124 transitions. [2023-11-19 07:39:15,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2023-11-19 07:39:15,902 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 124 transitions. [2023-11-19 07:39:15,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 07:39:15,914 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:15,915 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] [2023-11-19 07:39:15,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 07:39:16,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:39:16,128 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:16,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:16,129 INFO L85 PathProgramCache]: Analyzing trace with hash 749950222, now seen corresponding path program 1 times [2023-11-19 07:39:16,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:16,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393245808] [2023-11-19 07:39:16,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:16,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:16,271 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:39:16,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1314295930] [2023-11-19 07:39:16,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:16,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:39:16,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:16,273 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:39:16,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:39:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:16,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:39:16,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:17,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 543 proven. 63 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2023-11-19 07:39:17,038 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:39:17,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 07:39:17,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:17,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393245808] [2023-11-19 07:39:17,429 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:39:17,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1314295930] [2023-11-19 07:39:17,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1314295930] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:39:17,430 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:39:17,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2023-11-19 07:39:17,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105124718] [2023-11-19 07:39:17,431 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:39:17,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:39:17,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:17,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:39:17,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:39:17,435 INFO L87 Difference]: Start difference. First operand 80 states and 124 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-19 07:39:17,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:17,865 INFO L93 Difference]: Finished difference Result 161 states and 246 transitions. [2023-11-19 07:39:17,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:39:17,866 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 172 [2023-11-19 07:39:17,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:17,875 INFO L225 Difference]: With dead ends: 161 [2023-11-19 07:39:17,876 INFO L226 Difference]: Without dead ends: 84 [2023-11-19 07:39:17,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 335 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-19 07:39:17,886 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 106 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:17,888 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 178 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:39:17,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-19 07:39:17,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2023-11-19 07:39:17,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 51 states have (on average 1.2352941176470589) internal successors, (63), 51 states have internal predecessors, (63), 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) [2023-11-19 07:39:17,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 119 transitions. [2023-11-19 07:39:17,911 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 119 transitions. Word has length 172 [2023-11-19 07:39:17,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:17,912 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 119 transitions. [2023-11-19 07:39:17,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-19 07:39:17,913 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 119 transitions. [2023-11-19 07:39:17,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 07:39:17,916 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:17,916 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] [2023-11-19 07:39:17,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:18,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:39:18,133 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:18,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:18,133 INFO L85 PathProgramCache]: Analyzing trace with hash 475410808, now seen corresponding path program 1 times [2023-11-19 07:39:18,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:18,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637080563] [2023-11-19 07:39:18,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:18,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:18,230 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:39:18,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [203730203] [2023-11-19 07:39:18,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:18,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:39:18,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:18,235 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:39:18,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:39:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:39:18,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:39:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:39:18,572 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:39:18,573 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:39:18,574 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:39:18,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:18,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-19 07:39:18,801 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-19 07:39:18,804 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:39:18,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-19 07:39:18,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:39:18 BoogieIcfgContainer [2023-11-19 07:39:18,960 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:39:18,961 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:39:18,961 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:39:18,961 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:39:18,962 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:14" (3/4) ... [2023-11-19 07:39:18,965 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:39:18,966 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:39:18,967 INFO L158 Benchmark]: Toolchain (without parser) took 5796.73ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 90.7MB in the beginning and 97.3MB in the end (delta: -6.6MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-11-19 07:39:18,968 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 138.4MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:39:18,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.61ms. Allocated memory is still 138.4MB. Free memory was 90.7MB in the beginning and 77.2MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 07:39:18,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.12ms. Allocated memory is still 138.4MB. Free memory was 77.2MB in the beginning and 74.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:39:18,970 INFO L158 Benchmark]: Boogie Preprocessor took 65.13ms. Allocated memory is still 138.4MB. Free memory was 74.3MB in the beginning and 72.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:39:18,971 INFO L158 Benchmark]: RCFGBuilder took 1006.39ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 72.2MB in the beginning and 138.6MB in the end (delta: -66.4MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2023-11-19 07:39:18,971 INFO L158 Benchmark]: TraceAbstraction took 4172.03ms. Allocated memory is still 172.0MB. Free memory was 137.7MB in the beginning and 97.3MB in the end (delta: 40.5MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2023-11-19 07:39:18,972 INFO L158 Benchmark]: Witness Printer took 5.66ms. Allocated memory is still 172.0MB. Free memory is still 97.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:39:18,975 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 138.4MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.61ms. Allocated memory is still 138.4MB. Free memory was 90.7MB in the beginning and 77.2MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.12ms. Allocated memory is still 138.4MB. Free memory was 77.2MB in the beginning and 74.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.13ms. Allocated memory is still 138.4MB. Free memory was 74.3MB in the beginning and 72.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1006.39ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 72.2MB in the beginning and 138.6MB in the end (delta: -66.4MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4172.03ms. Allocated memory is still 172.0MB. Free memory was 137.7MB in the beginning and 97.3MB in the end (delta: 40.5MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Witness Printer took 5.66ms. Allocated memory is still 172.0MB. Free memory is still 97.3MB. 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~short22 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 135, overapproximation of someBinaryDOUBLEComparisonOperation at line 135, overapproximation of someUnaryFLOAToperation at line 59. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9.75; [L23] signed long int var_1_2 = 100; [L24] unsigned char var_1_3 = 1; [L25] signed long int var_1_4 = 25; [L26] signed long int var_1_5 = 10; [L27] unsigned char var_1_6 = 1; [L28] float var_1_7 = 7.5; [L29] signed long int var_1_8 = -1000; [L30] float var_1_9 = 9.25; [L31] float var_1_10 = 64.5; [L32] float var_1_11 = 16.25; [L33] signed char var_1_12 = 2; [L34] signed char var_1_13 = 8; [L35] signed char var_1_14 = 0; [L36] float var_1_15 = 0.6; [L37] signed char var_1_16 = 32; [L38] unsigned short int var_1_17 = 2; [L39] unsigned char var_1_18 = 1; [L40] unsigned short int var_1_19 = 63241; [L41] unsigned short int var_1_20 = 58697; [L42] unsigned short int var_1_21 = 25516; [L43] unsigned long int var_1_22 = 3301682525; VAL [isInitial=0, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=100, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L139] isInitial = 1 [L140] FCALL initially() [L141] COND TRUE 1 [L142] FCALL updateLastVariables() [L143] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_long() [L89] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L89] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L90] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L90] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L91] var_1_4 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L92] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L93] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L93] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L94] var_1_5 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L95] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L96] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L96] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L97] var_1_6 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L98] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L99] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L99] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L100] var_1_8 = __VERIFIER_nondet_long() [L101] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L101] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L102] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L102] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L103] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L103] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L104] var_1_9 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L105] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L106] var_1_10 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L107] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L108] var_1_11 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L109] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L110] var_1_13 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L111] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L112] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L112] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L113] var_1_14 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L114] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L115] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L115] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L116] var_1_18 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L117] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L118] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L118] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L119] var_1_19 = __VERIFIER_nondet_ushort() [L120] CALL assume_abort_if_not(var_1_19 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L120] RET assume_abort_if_not(var_1_19 >= 32767) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L121] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L121] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L122] var_1_20 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L123] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L124] CALL assume_abort_if_not(var_1_20 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L124] RET assume_abort_if_not(var_1_20 <= 65534) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L125] var_1_21 = __VERIFIER_nondet_ushort() [L126] CALL assume_abort_if_not(var_1_21 >= 24575) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L126] RET assume_abort_if_not(var_1_21 >= 24575) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L127] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L127] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L128] var_1_22 = __VERIFIER_nondet_ulong() [L129] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L129] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L130] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L130] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L143] RET updateVariables() [L144] CALL step() [L47] COND FALSE !(50 != var_1_2) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L50] var_1_3 = (((5 - var_1_4) <= (var_1_2 + var_1_5)) || var_1_6) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L51] COND FALSE !(((var_1_2 + 100) / var_1_8) >= var_1_5) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L58] var_1_12 = (var_1_13 - var_1_14) [L59] var_1_15 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L60] COND FALSE !(var_1_1 > (var_1_11 + var_1_7)) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L69] COND TRUE \read(var_1_3) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L70] COND TRUE \read(var_1_6) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L71] COND TRUE \read(var_1_18) [L72] var_1_17 = var_1_14 VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L144] RET step() [L145] CALL, EXPR property() [L135] EXPR ((((((50 != var_1_2) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - var_1_4) <= (var_1_2 + var_1_5)) || var_1_6)))) && ((((var_1_2 + 100) / var_1_8) >= var_1_5) ? ((var_1_3 || (var_1_5 > (var_1_4 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((var_1_1 > (var_1_11 + var_1_7)) ? ((var_1_14 < (((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4))) | var_1_2)) ? (var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1) VAL [isInitial=1, var_1_10=3, var_1_11=4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L135-L136] return (((((((50 != var_1_2) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - var_1_4) <= (var_1_2 + var_1_5)) || var_1_6)))) && ((((var_1_2 + 100) / var_1_8) >= var_1_5) ? ((var_1_3 || (var_1_5 > (var_1_4 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((var_1_1 > (var_1_11 + var_1_7)) ? ((var_1_14 < (((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4))) | var_1_2)) ? (var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1)) && (var_1_3 ? (var_1_6 ? (var_1_18 ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) (((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - ((var_1_21 - 256) - 256))))) : (((var_1_22 - var_1_20) > (var_1_4 / var_1_8)) ? ((var_1_15 >= var_1_10) ? (var_1_17 == ((unsigned short int) var_1_14)) : 1) : 1)) : (var_1_17 == ((unsigned short int) var_1_21))) ; [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 84 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 3, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 107 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 106 mSDsluCounter, 302 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 99 mSDsCounter, 73 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 171 IncrementalHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 73 mSolverCounterUnsat, 203 mSDtfsCounter, 171 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 520 GetRequests, 506 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 690 NumberOfCodeBlocks, 690 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 513 ConstructedInterpolants, 0 QuantifiedInterpolants, 1191 SizeOfPredicates, 5 NumberOfNonLiveVariables, 786 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 4410/4536 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 [2023-11-19 07:39:19,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu --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 8b032f5a857a45b1c2a35099704c59a34a967b916e033a3209200697cb561766 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:39:22,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:39:22,273 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:39:22,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:39:22,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:39:22,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:39:22,340 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:39:22,341 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:39:22,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:39:22,347 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:39:22,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:39:22,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:39:22,349 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:39:22,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:39:22,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:39:22,353 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:39:22,353 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:39:22,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:39:22,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:39:22,356 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:39:22,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:39:22,357 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:39:22,357 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:39:22,358 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:39:22,358 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:39:22,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:39:22,359 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:39:22,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:39:22,361 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:39:22,361 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:39:22,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:39:22,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:39:22,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:39:22,364 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:39:22,364 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:39:22,364 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:39:22,365 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:39:22,365 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:39:22,365 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:39:22,366 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:39:22,367 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:39:22,367 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:39:22,367 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_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b032f5a857a45b1c2a35099704c59a34a967b916e033a3209200697cb561766 [2023-11-19 07:39:22,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:39:22,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:39:22,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:39:22,834 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:39:22,835 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:39:22,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i [2023-11-19 07:39:26,143 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:39:26,466 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:39:26,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i [2023-11-19 07:39:26,478 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/data/d14fe817a/33673fac71c94419806ef6554ca81417/FLAG0a9a4c81c [2023-11-19 07:39:26,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/data/d14fe817a/33673fac71c94419806ef6554ca81417 [2023-11-19 07:39:26,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:39:26,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:39:26,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:39:26,507 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:39:26,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:39:26,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:26,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b20d4ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26, skipping insertion in model container [2023-11-19 07:39:26,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:26,580 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:39:26,777 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_eda02be9-aa99-4831-92ce-36b85d89e538/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i[913,926] [2023-11-19 07:39:26,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:39:26,868 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:39:26,882 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_eda02be9-aa99-4831-92ce-36b85d89e538/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i[913,926] [2023-11-19 07:39:26,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:39:26,945 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:39:26,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26 WrapperNode [2023-11-19 07:39:26,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:39:26,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:39:26,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:39:26,948 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:39:26,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:26,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:27,012 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 152 [2023-11-19 07:39:27,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:39:27,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:39:27,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:39:27,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:39:27,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:27,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:27,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:27,032 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:27,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:27,055 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:27,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:27,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:27,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:39:27,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:39:27,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:39:27,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:39:27,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (1/1) ... [2023-11-19 07:39:27,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:39:27,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:27,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:27,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:39:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:39:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:39:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:39:27,176 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:39:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:39:27,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:39:27,301 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:39:27,304 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:39:29,850 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:39:29,860 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:39:29,860 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:39:29,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:29 BoogieIcfgContainer [2023-11-19 07:39:29,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:39:29,867 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:39:29,868 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:39:29,871 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:39:29,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:39:26" (1/3) ... [2023-11-19 07:39:29,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@114ae5d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:39:29, skipping insertion in model container [2023-11-19 07:39:29,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:26" (2/3) ... [2023-11-19 07:39:29,873 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@114ae5d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:39:29, skipping insertion in model container [2023-11-19 07:39:29,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:29" (3/3) ... [2023-11-19 07:39:29,874 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-67.i [2023-11-19 07:39:29,893 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:39:29,894 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:39:29,942 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:39:29,947 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;@14df839e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:39:29,947 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:39:29,951 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 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) [2023-11-19 07:39:29,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 07:39:29,972 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:29,972 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] [2023-11-19 07:39:29,973 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:29,979 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:29,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1990463430, now seen corresponding path program 1 times [2023-11-19 07:39:29,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:39:29,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1703221143] [2023-11-19 07:39:29,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:29,995 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 [2023-11-19 07:39:29,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:39:30,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:39:30,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:39:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:30,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:39:30,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:30,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-19 07:39:30,548 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:39:30,563 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:39:30,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1703221143] [2023-11-19 07:39:30,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1703221143] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:30,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:30,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:39:30,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510357407] [2023-11-19 07:39:30,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:30,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:39:30,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:39:30,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:39:30,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:39:30,637 INFO L87 Difference]: Start difference. First operand has 75 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 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 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2023-11-19 07:39:30,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:30,688 INFO L93 Difference]: Finished difference Result 143 states and 254 transitions. [2023-11-19 07:39:30,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:39:30,698 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 170 [2023-11-19 07:39:30,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:30,714 INFO L225 Difference]: With dead ends: 143 [2023-11-19 07:39:30,714 INFO L226 Difference]: Without dead ends: 71 [2023-11-19 07:39:30,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:39:30,726 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:30,729 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:30,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-19 07:39:30,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-19 07:39:30,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 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) [2023-11-19 07:39:30,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 109 transitions. [2023-11-19 07:39:30,829 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 109 transitions. Word has length 170 [2023-11-19 07:39:30,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:30,830 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 109 transitions. [2023-11-19 07:39:30,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2023-11-19 07:39:30,832 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2023-11-19 07:39:30,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 07:39:30,858 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:30,859 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] [2023-11-19 07:39:30,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:39:31,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:39:31,072 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:31,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:31,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1794548418, now seen corresponding path program 1 times [2023-11-19 07:39:31,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:39:31,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [485224647] [2023-11-19 07:39:31,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:31,076 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 [2023-11-19 07:39:31,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:39:31,078 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:39:31,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:39:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:31,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 07:39:31,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:32,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 543 proven. 63 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2023-11-19 07:39:32,556 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:39:33,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 07:39:33,190 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:39:33,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [485224647] [2023-11-19 07:39:33,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [485224647] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:39:33,191 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:39:33,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2023-11-19 07:39:33,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541123043] [2023-11-19 07:39:33,192 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:39:33,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:39:33,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:39:33,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:39:33,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:39:33,198 INFO L87 Difference]: Start difference. First operand 71 states and 109 transitions. Second operand has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-19 07:39:35,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:39:35,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:35,567 INFO L93 Difference]: Finished difference Result 143 states and 216 transitions. [2023-11-19 07:39:35,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:39:35,596 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 170 [2023-11-19 07:39:35,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:35,600 INFO L225 Difference]: With dead ends: 143 [2023-11-19 07:39:35,601 INFO L226 Difference]: Without dead ends: 75 [2023-11-19 07:39:35,603 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 331 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-19 07:39:35,605 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 151 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:35,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 136 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-19 07:39:35,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-19 07:39:35,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2023-11-19 07:39:35,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 42 states have (on average 1.1428571428571428) internal successors, (48), 42 states have internal predecessors, (48), 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) [2023-11-19 07:39:35,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 104 transitions. [2023-11-19 07:39:35,635 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 104 transitions. Word has length 170 [2023-11-19 07:39:35,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:35,637 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 104 transitions. [2023-11-19 07:39:35,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-19 07:39:35,638 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 104 transitions. [2023-11-19 07:39:35,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 07:39:35,641 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:35,641 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] [2023-11-19 07:39:35,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:39:35,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:39:35,852 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:35,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:35,853 INFO L85 PathProgramCache]: Analyzing trace with hash 857898316, now seen corresponding path program 1 times [2023-11-19 07:39:35,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:39:35,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [378603621] [2023-11-19 07:39:35,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:35,857 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 [2023-11-19 07:39:35,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:39:35,859 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:39:35,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda02be9-aa99-4831-92ce-36b85d89e538/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:39:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:36,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 07:39:36,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:40:05,985 WARN L293 SmtUtils]: Spent 5.07s on a formula simplification that was a NOOP. DAG size: 59 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)