./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 cc64153296dc642c3e2bd44e3ebeef6a189da210d3433ada7ca895121669a4e6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:34:49,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:34:49,296 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:34:49,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:34:49,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:34:49,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:34:49,347 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:34:49,347 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:34:49,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:34:49,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:34:49,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:34:49,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:34:49,356 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:34:49,358 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:34:49,358 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:34:49,359 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:34:49,359 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:34:49,359 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:34:49,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:34:49,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:34:49,361 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:34:49,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:34:49,362 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:34:49,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:34:49,363 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:34:49,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:34:49,364 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:34:49,364 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:34:49,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:34:49,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:34:49,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:34:49,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:34:49,367 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:34:49,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:34:49,368 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:34:49,368 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:34:49,368 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:34:49,368 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:34:49,369 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:34:49,369 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_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc64153296dc642c3e2bd44e3ebeef6a189da210d3433ada7ca895121669a4e6 [2023-11-19 07:34:49,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:34:49,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:34:49,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:34:49,706 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:34:49,706 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:34:49,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i [2023-11-19 07:34:52,953 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:34:53,195 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:34:53,196 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i [2023-11-19 07:34:53,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/data/768b71f29/5a6cb7a8e9074d2995b5729e91bf3273/FLAGa6233713b [2023-11-19 07:34:53,233 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/data/768b71f29/5a6cb7a8e9074d2995b5729e91bf3273 [2023-11-19 07:34:53,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:34:53,238 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:34:53,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:53,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:34:53,245 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:34:53,246 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51818359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53, skipping insertion in model container [2023-11-19 07:34:53,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,285 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:34:53,462 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_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i[915,928] [2023-11-19 07:34:53,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:34:53,579 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:34:53,600 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_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i[915,928] [2023-11-19 07:34:53,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:34:53,696 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:34:53,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53 WrapperNode [2023-11-19 07:34:53,698 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:53,699 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:34:53,699 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:34:53,704 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:34:53,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,806 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 253 [2023-11-19 07:34:53,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:34:53,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:34:53,807 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:34:53,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:34:53,819 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,853 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,860 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:34:53,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:34:53,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:34:53,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:34:53,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (1/1) ... [2023-11-19 07:34:53,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:34:53,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:53,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:34:53,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:34:53,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:34:53,958 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:34:53,959 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:34:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:34:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:34:53,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:34:54,055 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:34:54,057 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:34:54,759 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:34:54,769 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:34:54,770 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:34:54,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:34:54 BoogieIcfgContainer [2023-11-19 07:34:54,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:34:54,777 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:34:54,778 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:34:54,781 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:34:54,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:34:53" (1/3) ... [2023-11-19 07:34:54,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@273cce98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:34:54, skipping insertion in model container [2023-11-19 07:34:54,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:53" (2/3) ... [2023-11-19 07:34:54,783 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@273cce98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:34:54, skipping insertion in model container [2023-11-19 07:34:54,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:34:54" (3/3) ... [2023-11-19 07:34:54,784 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-9.i [2023-11-19 07:34:54,805 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:34:54,805 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:34:54,861 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:34:54,868 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;@5c238b24, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:34:54,869 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:34:54,874 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 75 states have (on average 1.5333333333333334) internal successors, (115), 76 states have internal predecessors, (115), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:34:54,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 07:34:54,898 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:34:54,900 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:34:54,901 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:34:54,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:34:54,909 INFO L85 PathProgramCache]: Analyzing trace with hash 208664011, now seen corresponding path program 1 times [2023-11-19 07:34:54,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:34:54,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309152490] [2023-11-19 07:34:54,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:54,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:34:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:55,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:34:55,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309152490] [2023-11-19 07:34:55,271 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:34:55,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709776189] [2023-11-19 07:34:55,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:55,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:55,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:55,282 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:34:55,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:34:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:55,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:34:55,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:34:55,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-19 07:34:55,670 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:34:55,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1709776189] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:34:55,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:34:55,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:34:55,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115561413] [2023-11-19 07:34:55,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:34:55,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:34:55,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:34:55,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:34:55,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:34:55,738 INFO L87 Difference]: Start difference. First operand has 104 states, 75 states have (on average 1.5333333333333334) internal successors, (115), 76 states have internal predecessors, (115), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:34:55,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:34:55,793 INFO L93 Difference]: Finished difference Result 200 states and 352 transitions. [2023-11-19 07:34:55,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:34:55,798 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 171 [2023-11-19 07:34:55,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:34:55,812 INFO L225 Difference]: With dead ends: 200 [2023-11-19 07:34:55,812 INFO L226 Difference]: Without dead ends: 99 [2023-11-19 07:34:55,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 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 07:34:55,821 INFO L413 NwaCegarLoop]: 154 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, 154 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 07:34:55,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:34:55,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-19 07:34:55,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-19 07:34:55,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 71 states have (on average 1.4366197183098592) internal successors, (102), 71 states have internal predecessors, (102), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:34:55,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 154 transitions. [2023-11-19 07:34:55,878 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 154 transitions. Word has length 171 [2023-11-19 07:34:55,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:34:55,879 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 154 transitions. [2023-11-19 07:34:55,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:34:55,880 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 154 transitions. [2023-11-19 07:34:55,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 07:34:55,884 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:34:55,884 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:34:55,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:34:56,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:34:56,091 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:34:56,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:34:56,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1387614077, now seen corresponding path program 1 times [2023-11-19 07:34:56,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:34:56,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568126862] [2023-11-19 07:34:56,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:56,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:34:56,229 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:34:56,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1666380753] [2023-11-19 07:34:56,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:56,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:56,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:56,232 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:34:56,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:34:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:56,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:34:56,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:34:56,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:34:56,770 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:34:56,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:34:56,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568126862] [2023-11-19 07:34:56,771 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:34:56,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1666380753] [2023-11-19 07:34:56,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1666380753] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:34:56,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:34:56,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:34:56,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506874117] [2023-11-19 07:34:56,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:34:56,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:34:56,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:34:56,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:34:56,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:34:56,776 INFO L87 Difference]: Start difference. First operand 99 states and 154 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:34:56,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:34:56,823 INFO L93 Difference]: Finished difference Result 291 states and 456 transitions. [2023-11-19 07:34:56,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:34:56,824 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2023-11-19 07:34:56,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:34:56,829 INFO L225 Difference]: With dead ends: 291 [2023-11-19 07:34:56,829 INFO L226 Difference]: Without dead ends: 195 [2023-11-19 07:34:56,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:34:56,832 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 69 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:34:56,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 296 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:34:56,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2023-11-19 07:34:56,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 193. [2023-11-19 07:34:56,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 138 states have (on average 1.434782608695652) internal successors, (198), 138 states have internal predecessors, (198), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 07:34:56,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 302 transitions. [2023-11-19 07:34:56,874 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 302 transitions. Word has length 171 [2023-11-19 07:34:56,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:34:56,875 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 302 transitions. [2023-11-19 07:34:56,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:34:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 302 transitions. [2023-11-19 07:34:56,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 07:34:56,880 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:34:56,880 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:34:56,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:34:57,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:57,093 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:34:57,094 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:34:57,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1661392023, now seen corresponding path program 1 times [2023-11-19 07:34:57,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:34:57,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813727117] [2023-11-19 07:34:57,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:57,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:34:57,185 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:34:57,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [677659016] [2023-11-19 07:34:57,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:57,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:57,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:57,198 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:34:57,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:34:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:57,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:34:57,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:34:57,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:34:57,456 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:34:57,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:34:57,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813727117] [2023-11-19 07:34:57,457 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:34:57,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [677659016] [2023-11-19 07:34:57,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [677659016] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:34:57,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:34:57,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:34:57,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616876147] [2023-11-19 07:34:57,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:34:57,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:34:57,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:34:57,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:34:57,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:34:57,460 INFO L87 Difference]: Start difference. First operand 193 states and 302 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:34:57,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:34:57,563 INFO L93 Difference]: Finished difference Result 465 states and 720 transitions. [2023-11-19 07:34:57,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:34:57,564 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 172 [2023-11-19 07:34:57,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:34:57,568 INFO L225 Difference]: With dead ends: 465 [2023-11-19 07:34:57,568 INFO L226 Difference]: Without dead ends: 275 [2023-11-19 07:34:57,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:34:57,571 INFO L413 NwaCegarLoop]: 194 mSDtfsCounter, 71 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:34:57,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 304 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:34:57,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2023-11-19 07:34:57,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 271. [2023-11-19 07:34:57,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 210 states have (on average 1.4) internal successors, (294), 212 states have internal predecessors, (294), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 54 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:34:57,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 406 transitions. [2023-11-19 07:34:57,620 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 406 transitions. Word has length 172 [2023-11-19 07:34:57,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:34:57,622 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 406 transitions. [2023-11-19 07:34:57,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:34:57,622 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 406 transitions. [2023-11-19 07:34:57,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-19 07:34:57,626 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:34:57,627 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:34:57,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:34:57,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:57,840 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:34:57,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:34:57,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1120956325, now seen corresponding path program 1 times [2023-11-19 07:34:57,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:34:57,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796447112] [2023-11-19 07:34:57,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:57,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:34:57,928 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:34:57,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1698622192] [2023-11-19 07:34:57,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:57,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:57,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:57,930 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:34:57,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:34:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:58,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:34:58,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:34:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:34:58,392 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:34:58,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:34:58,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796447112] [2023-11-19 07:34:58,393 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:34:58,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1698622192] [2023-11-19 07:34:58,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1698622192] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:34:58,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:34:58,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:34:58,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155859143] [2023-11-19 07:34:58,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:34:58,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:34:58,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:34:58,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:34:58,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:34:58,399 INFO L87 Difference]: Start difference. First operand 271 states and 406 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:34:58,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:34:58,594 INFO L93 Difference]: Finished difference Result 740 states and 1112 transitions. [2023-11-19 07:34:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:34:58,595 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2023-11-19 07:34:58,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:34:58,603 INFO L225 Difference]: With dead ends: 740 [2023-11-19 07:34:58,603 INFO L226 Difference]: Without dead ends: 472 [2023-11-19 07:34:58,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:34:58,609 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 122 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:34:58,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 443 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:34:58,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2023-11-19 07:34:58,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 319. [2023-11-19 07:34:58,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 231 states have (on average 1.367965367965368) internal successors, (316), 233 states have internal predecessors, (316), 82 states have call successors, (82), 5 states have call predecessors, (82), 5 states have return successors, (82), 80 states have call predecessors, (82), 82 states have call successors, (82) [2023-11-19 07:34:58,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 480 transitions. [2023-11-19 07:34:58,704 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 480 transitions. Word has length 173 [2023-11-19 07:34:58,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:34:58,706 INFO L495 AbstractCegarLoop]: Abstraction has 319 states and 480 transitions. [2023-11-19 07:34:58,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:34:58,707 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 480 transitions. [2023-11-19 07:34:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 07:34:58,712 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:34:58,712 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:34:58,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:34:58,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:58,933 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:34:58,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:34:58,934 INFO L85 PathProgramCache]: Analyzing trace with hash 489662476, now seen corresponding path program 1 times [2023-11-19 07:34:58,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:34:58,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238561128] [2023-11-19 07:34:58,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:58,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:34:58,991 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:34:58,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1301321155] [2023-11-19 07:34:58,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:58,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:58,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:58,992 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:34:59,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 07:34:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:34:59,215 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:34:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:34:59,410 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:34:59,410 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:34:59,411 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:34:59,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:34:59,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:59,641 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-19 07:34:59,645 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:34:59,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-19 07:34:59,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-19 07:34:59,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-19 07:34:59,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-19 07:34:59,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:34:59 BoogieIcfgContainer [2023-11-19 07:34:59,839 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:34:59,840 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:34:59,841 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:34:59,841 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:34:59,841 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:34:54" (3/4) ... [2023-11-19 07:34:59,843 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:34:59,845 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:34:59,845 INFO L158 Benchmark]: Toolchain (without parser) took 6607.70ms. Allocated memory was 157.3MB in the beginning and 211.8MB in the end (delta: 54.5MB). Free memory was 122.7MB in the beginning and 147.4MB in the end (delta: -24.7MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2023-11-19 07:34:59,845 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 157.3MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:34:59,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.06ms. Allocated memory is still 157.3MB. Free memory was 122.2MB in the beginning and 105.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:34:59,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.35ms. Allocated memory is still 157.3MB. Free memory was 105.9MB in the beginning and 98.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 07:34:59,846 INFO L158 Benchmark]: Boogie Preprocessor took 73.37ms. Allocated memory is still 157.3MB. Free memory was 98.6MB in the beginning and 95.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:34:59,847 INFO L158 Benchmark]: RCFGBuilder took 893.58ms. Allocated memory is still 157.3MB. Free memory was 95.4MB in the beginning and 58.8MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 07:34:59,847 INFO L158 Benchmark]: TraceAbstraction took 5061.92ms. Allocated memory was 157.3MB in the beginning and 211.8MB in the end (delta: 54.5MB). Free memory was 58.2MB in the beginning and 147.4MB in the end (delta: -89.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:34:59,847 INFO L158 Benchmark]: Witness Printer took 4.86ms. Allocated memory is still 211.8MB. Free memory is still 147.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:34:59,850 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 157.3MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.06ms. Allocated memory is still 157.3MB. Free memory was 122.2MB in the beginning and 105.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.35ms. Allocated memory is still 157.3MB. Free memory was 105.9MB in the beginning and 98.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.37ms. Allocated memory is still 157.3MB. Free memory was 98.6MB in the beginning and 95.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 893.58ms. Allocated memory is still 157.3MB. Free memory was 95.4MB in the beginning and 58.8MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 5061.92ms. Allocated memory was 157.3MB in the beginning and 211.8MB in the end (delta: 54.5MB). Free memory was 58.2MB in the beginning and 147.4MB in the end (delta: -89.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.86ms. Allocated memory is still 211.8MB. Free memory is still 147.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 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 someBinaryDOUBLEComparisonOperation at line 199, overapproximation of someBinaryArithmeticDOUBLEoperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -128; [L23] double var_1_4 = 99999999999.6; [L24] unsigned char var_1_5 = 1; [L25] signed long int var_1_6 = -5; [L26] signed char var_1_10 = 64; [L27] signed char var_1_11 = 16; [L28] signed char var_1_12 = 4; [L29] signed char var_1_13 = 64; [L30] unsigned short int var_1_14 = 64; [L31] unsigned char var_1_16 = 8; [L32] unsigned char var_1_17 = 200; [L33] unsigned char var_1_18 = 1; [L34] signed long int var_1_19 = 10; [L35] signed long int var_1_20 = -256; [L36] signed char var_1_21 = 25; [L37] signed char var_1_23 = 1; [L38] signed char var_1_24 = 5; [L39] unsigned char var_1_25 = 0; [L40] double var_1_26 = 8.125; [L41] double var_1_27 = 0.875; [L42] double var_1_28 = 15.6; [L43] double var_1_29 = 2.5; [L44] unsigned long int var_1_30 = 25; [L45] signed long int var_1_31 = 50; [L46] signed short int var_1_32 = -8; [L47] unsigned char var_1_33 = 100; [L48] signed long int last_1_var_1_6 = -5; [L49] signed long int last_1_var_1_20 = -256; [L50] signed char last_1_var_1_21 = 25; VAL [isInitial=0, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_4=499999999998/5, var_1_5=1, var_1_6=-5] [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L194] last_1_var_1_6 = var_1_6 [L195] last_1_var_1_20 = var_1_20 [L196] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_4=499999999998/5, var_1_5=1, var_1_6=-5] [L206] RET updateLastVariables() [L207] CALL updateVariables() [L152] var_1_4 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L153] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L154] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L154] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L155] var_1_5 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L156] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L157] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L157] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L158] var_1_11 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L159] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L160] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L160] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L161] var_1_12 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_12 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L162] RET assume_abort_if_not(var_1_12 >= -1) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L163] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L163] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L164] var_1_13 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L165] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L166] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L166] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L167] var_1_17 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_17 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L168] RET assume_abort_if_not(var_1_17 >= 190) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L169] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L169] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L170] var_1_18 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L171] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L172] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L172] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L173] var_1_23 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L174] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L175] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L175] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L176] var_1_24 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L177] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L178] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L178] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L180] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L181] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L181] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L182] var_1_27 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L183] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L184] var_1_28 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L185] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L186] var_1_29 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L187] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L188] var_1_31 = __VERIFIER_nondet_long() [L189] CALL assume_abort_if_not(var_1_31 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L189] RET assume_abort_if_not(var_1_31 >= -2147483648) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L190] CALL assume_abort_if_not(var_1_31 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L190] RET assume_abort_if_not(var_1_31 <= 2147483647) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L191] CALL assume_abort_if_not(var_1_31 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L191] RET assume_abort_if_not(var_1_31 != 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L207] RET updateVariables() [L208] CALL step() [L54] COND TRUE \read(var_1_5) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L55] COND TRUE (last_1_var_1_6 < 1) || var_1_25 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L56] COND TRUE \read(var_1_25) [L57] var_1_26 = ((var_1_27 - var_1_28) + var_1_29) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L65] COND FALSE !((- var_1_26) >= (var_1_26 / var_1_4)) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L70] var_1_32 = var_1_23 [L71] var_1_33 = var_1_18 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=64, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L72] COND FALSE !(! var_1_5) [L87] var_1_14 = var_1_13 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L89] unsigned short int stepLocal_0 = var_1_14; VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=8, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L90] COND FALSE !(! var_1_5) [L95] var_1_16 = var_1_18 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L97] var_1_19 = var_1_16 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L98] COND FALSE !(((-32 + var_1_33) / var_1_17) >= ((var_1_13 - var_1_33) / var_1_31)) [L105] var_1_30 = var_1_33 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L107] COND FALSE !(var_1_1 == 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L110] COND FALSE !(var_1_14 < var_1_1) [L113] var_1_6 = var_1_1 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L116] COND TRUE \read(var_1_5) [L117] var_1_10 = var_1_11 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L125] COND TRUE \read(var_1_5) [L126] var_1_20 = -10000000 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L142] unsigned char stepLocal_1 = var_1_5; VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L143] EXPR last_1_var_1_21 & var_1_10 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L143] COND TRUE ((last_1_var_1_21 & var_1_10) >= var_1_12) && stepLocal_1 [L144] var_1_21 = (var_1_18 + (var_1_23 - var_1_24)) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=41, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L208] RET step() [L209] CALL, EXPR property() [L199] EXPR ((((((((- var_1_26) >= (var_1_26 / var_1_4)) ? (var_1_5 ? (var_1_1 == ((signed long int) 10)) : 1) : 1) && ((var_1_1 == 0) ? (var_1_6 == ((signed long int) (((((var_1_1 + var_1_32)) > (var_1_14)) ? ((var_1_1 + var_1_32)) : (var_1_14))))) : ((var_1_14 < var_1_1) ? (var_1_6 == ((signed long int) var_1_1)) : (var_1_6 == ((signed long int) var_1_1))))) && (var_1_5 ? (var_1_10 == ((signed char) var_1_11)) : ((var_1_33 == ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_10 == ((signed char) (((((var_1_12 - var_1_13)) < (var_1_11)) ? ((var_1_12 - var_1_13)) : (var_1_11))))) : (var_1_10 == ((signed char) var_1_13))))) && ((! var_1_5) ? ((-4 <= var_1_33) ? (((((((- var_1_33)) > (var_1_33)) ? ((- var_1_33)) : (var_1_33))) >= var_1_33) ? (var_1_14 == ((unsigned short int) (((((var_1_33 + 5)) < (var_1_13)) ? ((var_1_33 + 5)) : (var_1_13))))) : ((! (var_1_26 < var_1_26)) ? (var_1_14 == ((unsigned short int) var_1_13)) : (var_1_14 == ((unsigned short int) var_1_33)))) : (var_1_14 == ((unsigned short int) var_1_13))) : (var_1_14 == ((unsigned short int) var_1_13)))) && ((! var_1_5) ? ((-2 >= var_1_14) ? (var_1_16 == ((unsigned char) (((((var_1_17 - var_1_18) - 32) < 0 ) ? -((var_1_17 - var_1_18) - 32) : ((var_1_17 - var_1_18) - 32))))) : 1) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_19 == ((signed long int) var_1_16))) && (var_1_5 ? (var_1_20 == ((signed long int) -10000000)) : ((var_1_11 <= var_1_10) ? ((last_1_var_1_20 <= ((var_1_14 / var_1_17) & var_1_33)) ? ((var_1_14 > var_1_33) ? (var_1_20 == ((signed long int) (last_1_var_1_20 + var_1_12))) : (var_1_20 == ((signed long int) last_1_var_1_20))) : (var_1_20 == ((signed long int) var_1_16))) : (var_1_20 == ((signed long int) var_1_14)))) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L199] EXPR (((((((((- var_1_26) >= (var_1_26 / var_1_4)) ? (var_1_5 ? (var_1_1 == ((signed long int) 10)) : 1) : 1) && ((var_1_1 == 0) ? (var_1_6 == ((signed long int) (((((var_1_1 + var_1_32)) > (var_1_14)) ? ((var_1_1 + var_1_32)) : (var_1_14))))) : ((var_1_14 < var_1_1) ? (var_1_6 == ((signed long int) var_1_1)) : (var_1_6 == ((signed long int) var_1_1))))) && (var_1_5 ? (var_1_10 == ((signed char) var_1_11)) : ((var_1_33 == ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_10 == ((signed char) (((((var_1_12 - var_1_13)) < (var_1_11)) ? ((var_1_12 - var_1_13)) : (var_1_11))))) : (var_1_10 == ((signed char) var_1_13))))) && ((! var_1_5) ? ((-4 <= var_1_33) ? (((((((- var_1_33)) > (var_1_33)) ? ((- var_1_33)) : (var_1_33))) >= var_1_33) ? (var_1_14 == ((unsigned short int) (((((var_1_33 + 5)) < (var_1_13)) ? ((var_1_33 + 5)) : (var_1_13))))) : ((! (var_1_26 < var_1_26)) ? (var_1_14 == ((unsigned short int) var_1_13)) : (var_1_14 == ((unsigned short int) var_1_33)))) : (var_1_14 == ((unsigned short int) var_1_13))) : (var_1_14 == ((unsigned short int) var_1_13)))) && ((! var_1_5) ? ((-2 >= var_1_14) ? (var_1_16 == ((unsigned char) (((((var_1_17 - var_1_18) - 32) < 0 ) ? -((var_1_17 - var_1_18) - 32) : ((var_1_17 - var_1_18) - 32))))) : 1) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_19 == ((signed long int) var_1_16))) && (var_1_5 ? (var_1_20 == ((signed long int) -10000000)) : ((var_1_11 <= var_1_10) ? ((last_1_var_1_20 <= ((var_1_14 / var_1_17) & var_1_33)) ? ((var_1_14 > var_1_33) ? (var_1_20 == ((signed long int) (last_1_var_1_20 + var_1_12))) : (var_1_20 == ((signed long int) last_1_var_1_20))) : (var_1_20 == ((signed long int) var_1_16))) : (var_1_20 == ((signed long int) var_1_14))))) && ((((last_1_var_1_21 & var_1_10) >= var_1_12) && var_1_5) ? (var_1_21 == ((signed char) (var_1_18 + (var_1_23 - var_1_24)))) : ((! var_1_25) ? (var_1_21 == ((signed char) var_1_17)) : 1)) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L199-L200] return (((((((((((((- var_1_26) >= (var_1_26 / var_1_4)) ? (var_1_5 ? (var_1_1 == ((signed long int) 10)) : 1) : 1) && ((var_1_1 == 0) ? (var_1_6 == ((signed long int) (((((var_1_1 + var_1_32)) > (var_1_14)) ? ((var_1_1 + var_1_32)) : (var_1_14))))) : ((var_1_14 < var_1_1) ? (var_1_6 == ((signed long int) var_1_1)) : (var_1_6 == ((signed long int) var_1_1))))) && (var_1_5 ? (var_1_10 == ((signed char) var_1_11)) : ((var_1_33 == ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_10 == ((signed char) (((((var_1_12 - var_1_13)) < (var_1_11)) ? ((var_1_12 - var_1_13)) : (var_1_11))))) : (var_1_10 == ((signed char) var_1_13))))) && ((! var_1_5) ? ((-4 <= var_1_33) ? (((((((- var_1_33)) > (var_1_33)) ? ((- var_1_33)) : (var_1_33))) >= var_1_33) ? (var_1_14 == ((unsigned short int) (((((var_1_33 + 5)) < (var_1_13)) ? ((var_1_33 + 5)) : (var_1_13))))) : ((! (var_1_26 < var_1_26)) ? (var_1_14 == ((unsigned short int) var_1_13)) : (var_1_14 == ((unsigned short int) var_1_33)))) : (var_1_14 == ((unsigned short int) var_1_13))) : (var_1_14 == ((unsigned short int) var_1_13)))) && ((! var_1_5) ? ((-2 >= var_1_14) ? (var_1_16 == ((unsigned char) (((((var_1_17 - var_1_18) - 32) < 0 ) ? -((var_1_17 - var_1_18) - 32) : ((var_1_17 - var_1_18) - 32))))) : 1) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_19 == ((signed long int) var_1_16))) && (var_1_5 ? (var_1_20 == ((signed long int) -10000000)) : ((var_1_11 <= var_1_10) ? ((last_1_var_1_20 <= ((var_1_14 / var_1_17) & var_1_33)) ? ((var_1_14 > var_1_33) ? (var_1_20 == ((signed long int) (last_1_var_1_20 + var_1_12))) : (var_1_20 == ((signed long int) last_1_var_1_20))) : (var_1_20 == ((signed long int) var_1_16))) : (var_1_20 == ((signed long int) var_1_14))))) && ((((last_1_var_1_21 & var_1_10) >= var_1_12) && var_1_5) ? (var_1_21 == ((signed char) (var_1_18 + (var_1_23 - var_1_24)))) : ((! var_1_25) ? (var_1_21 == ((signed char) var_1_17)) : 1))) && (var_1_5 ? (((last_1_var_1_6 < 1) || var_1_25) ? (var_1_25 ? (var_1_26 == ((double) ((var_1_27 - var_1_28) + var_1_29))) : 1) : (var_1_26 == ((double) var_1_28))) : (var_1_26 == ((double) var_1_28)))) && ((((-32 + var_1_33) / var_1_17) >= ((var_1_13 - var_1_33) / var_1_31)) ? ((var_1_16 > var_1_16) ? (var_1_30 == ((unsigned long int) var_1_18)) : (var_1_30 == ((unsigned long int) var_1_17))) : (var_1_30 == ((unsigned long int) var_1_33)))) && (var_1_32 == ((signed short int) var_1_23))) && (var_1_33 == ((unsigned char) var_1_18)) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=41, var_1_14=41, var_1_16=33, var_1_17=191, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=3, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 5, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 262 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 262 mSDsluCounter, 1197 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 547 mSDsCounter, 65 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 47 IncrementalHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 65 mSolverCounterUnsat, 650 mSDtfsCounter, 47 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 684 GetRequests, 679 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=319occurred in iteration=4, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 159 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1032 NumberOfCodeBlocks, 1032 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 683 ConstructedInterpolants, 0 QuantifiedInterpolants, 1923 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1690 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 5200/5200 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 07:34:59,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 cc64153296dc642c3e2bd44e3ebeef6a189da210d3433ada7ca895121669a4e6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:35:02,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:35:02,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:35:02,787 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:35:02,788 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:35:02,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:35:02,832 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:35:02,833 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:35:02,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:35:02,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:35:02,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:35:02,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:35:02,836 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:35:02,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:35:02,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:35:02,838 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:35:02,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:35:02,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:35:02,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:35:02,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:35:02,841 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:35:02,842 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:35:02,842 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:35:02,842 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:35:02,843 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:35:02,843 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:35:02,844 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:35:02,844 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:35:02,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:35:02,845 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:35:02,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:35:02,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:35:02,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:35:02,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:35:02,848 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:35:02,848 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:35:02,849 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:35:02,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:35:02,849 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:35:02,850 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:35:02,850 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:35:02,851 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:35:02,851 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_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc64153296dc642c3e2bd44e3ebeef6a189da210d3433ada7ca895121669a4e6 [2023-11-19 07:35:03,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:35:03,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:35:03,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:35:03,328 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:35:03,328 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:35:03,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i [2023-11-19 07:35:06,707 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:35:07,008 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:35:07,009 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i [2023-11-19 07:35:07,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/data/0bb02402f/5c17e8d3a32f4123acccffcf5fab11a0/FLAG9910daa60 [2023-11-19 07:35:07,050 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/data/0bb02402f/5c17e8d3a32f4123acccffcf5fab11a0 [2023-11-19 07:35:07,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:35:07,060 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:35:07,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:35:07,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:35:07,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:35:07,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d861068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07, skipping insertion in model container [2023-11-19 07:35:07,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,142 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:35:07,354 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_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i[915,928] [2023-11-19 07:35:07,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:35:07,544 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:35:07,560 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_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i[915,928] [2023-11-19 07:35:07,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:35:07,673 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:35:07,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07 WrapperNode [2023-11-19 07:35:07,674 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:35:07,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:35:07,675 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:35:07,676 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:35:07,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,766 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2023-11-19 07:35:07,766 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:35:07,767 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:35:07,767 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:35:07,767 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:35:07,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,818 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:35:07,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:35:07,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:35:07,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:35:07,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (1/1) ... [2023-11-19 07:35:07,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:35:07,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:07,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:07,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:35:07,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:35:07,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:35:07,974 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:35:07,974 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:35:07,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:35:07,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:35:08,070 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:35:08,073 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:35:14,178 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:35:14,195 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:35:14,196 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:35:14,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:14 BoogieIcfgContainer [2023-11-19 07:35:14,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:35:14,205 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:35:14,205 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:35:14,210 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:35:14,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:35:07" (1/3) ... [2023-11-19 07:35:14,212 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d8b2071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:35:14, skipping insertion in model container [2023-11-19 07:35:14,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:07" (2/3) ... [2023-11-19 07:35:14,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d8b2071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:35:14, skipping insertion in model container [2023-11-19 07:35:14,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:14" (3/3) ... [2023-11-19 07:35:14,215 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-9.i [2023-11-19 07:35:14,240 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:35:14,241 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:35:14,344 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:35:14,354 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;@41b08cea, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:35:14,354 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:35:14,362 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:35:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 07:35:14,390 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:14,392 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:35:14,392 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:35:14,398 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:14,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1384252308, now seen corresponding path program 1 times [2023-11-19 07:35:14,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:35:14,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1216536989] [2023-11-19 07:35:14,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:14,417 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 07:35:14,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:35:14,454 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:14,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:16,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:35:16,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:35:16,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2023-11-19 07:35:16,116 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:35:16,117 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:35:16,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1216536989] [2023-11-19 07:35:16,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1216536989] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:35:16,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:35:16,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:35:16,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889579433] [2023-11-19 07:35:16,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:35:16,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:35:16,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:35:16,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:35:16,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:35:16,188 INFO L87 Difference]: Start difference. First operand has 86 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:35:16,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:35:16,281 INFO L93 Difference]: Finished difference Result 164 states and 292 transitions. [2023-11-19 07:35:16,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:35:16,284 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 166 [2023-11-19 07:35:16,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:35:16,298 INFO L225 Difference]: With dead ends: 164 [2023-11-19 07:35:16,298 INFO L226 Difference]: Without dead ends: 81 [2023-11-19 07:35:16,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 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 07:35:16,307 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 07:35:16,308 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 07:35:16,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-19 07:35:16,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-19 07:35:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 53 states have internal predecessors, (72), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:35:16,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 124 transitions. [2023-11-19 07:35:16,362 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 124 transitions. Word has length 166 [2023-11-19 07:35:16,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:35:16,363 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 124 transitions. [2023-11-19 07:35:16,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:35:16,364 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2023-11-19 07:35:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 07:35:16,368 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:16,369 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:35:16,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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)] Ended with exit code 0 [2023-11-19 07:35:16,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:16,572 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:35:16,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:16,572 INFO L85 PathProgramCache]: Analyzing trace with hash 479950300, now seen corresponding path program 1 times [2023-11-19 07:35:16,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:35:16,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2028802400] [2023-11-19 07:35:16,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:16,574 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 07:35:16,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:35:16,576 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:16,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:17,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:35:17,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:35:18,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:35:18,214 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:35:18,214 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:35:18,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2028802400] [2023-11-19 07:35:18,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2028802400] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:35:18,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:35:18,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:35:18,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444474850] [2023-11-19 07:35:18,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:35:18,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:35:18,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:35:18,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:35:18,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:35:18,221 INFO L87 Difference]: Start difference. First operand 81 states and 124 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:35:20,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:35:22,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:35:22,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:35:22,979 INFO L93 Difference]: Finished difference Result 190 states and 288 transitions. [2023-11-19 07:35:22,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:35:22,981 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 166 [2023-11-19 07:35:22,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:35:22,992 INFO L225 Difference]: With dead ends: 190 [2023-11-19 07:35:22,994 INFO L226 Difference]: Without dead ends: 112 [2023-11-19 07:35:22,996 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:35:23,002 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 39 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-19 07:35:23,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 245 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2023-11-19 07:35:23,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-19 07:35:23,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2023-11-19 07:35:23,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 78 states have (on average 1.3333333333333333) internal successors, (104), 79 states have internal predecessors, (104), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:35:23,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 160 transitions. [2023-11-19 07:35:23,057 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 160 transitions. Word has length 166 [2023-11-19 07:35:23,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:35:23,062 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 160 transitions. [2023-11-19 07:35:23,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:35:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 160 transitions. [2023-11-19 07:35:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 07:35:23,078 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:23,078 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:35:23,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:23,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:23,311 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:35:23,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:23,312 INFO L85 PathProgramCache]: Analyzing trace with hash 84775024, now seen corresponding path program 1 times [2023-11-19 07:35:23,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:35:23,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [583503665] [2023-11-19 07:35:23,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:23,315 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 07:35:23,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:35:23,317 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:23,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:24,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:35:24,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:35:28,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:35:28,130 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:35:28,136 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:35:28,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [583503665] [2023-11-19 07:35:28,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [583503665] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:35:28,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:35:28,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:35:28,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913539382] [2023-11-19 07:35:28,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:35:28,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:35:28,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:35:28,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:35:28,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:35:28,140 INFO L87 Difference]: Start difference. First operand 109 states and 160 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:35:30,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:35:32,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:35:35,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:35:37,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:35:37,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:35:37,267 INFO L93 Difference]: Finished difference Result 315 states and 467 transitions. [2023-11-19 07:35:37,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:35:37,369 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2023-11-19 07:35:37,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:35:37,375 INFO L225 Difference]: With dead ends: 315 [2023-11-19 07:35:37,376 INFO L226 Difference]: Without dead ends: 209 [2023-11-19 07:35:37,377 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:35:37,381 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 92 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 53 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:35:37,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 355 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 9 Invalid, 4 Unknown, 0 Unchecked, 9.0s Time] [2023-11-19 07:35:37,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-11-19 07:35:37,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 157. [2023-11-19 07:35:37,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 99 states have (on average 1.2727272727272727) internal successors, (126), 100 states have internal predecessors, (126), 54 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-19 07:35:37,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 234 transitions. [2023-11-19 07:35:37,469 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 234 transitions. Word has length 167 [2023-11-19 07:35:37,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:35:37,471 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 234 transitions. [2023-11-19 07:35:37,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:35:37,472 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 234 transitions. [2023-11-19 07:35:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 07:35:37,475 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:37,475 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:35:37,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:37,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:37,685 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:35:37,686 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:37,686 INFO L85 PathProgramCache]: Analyzing trace with hash 855162641, now seen corresponding path program 1 times [2023-11-19 07:35:37,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:35:37,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [725301327] [2023-11-19 07:35:37,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:37,687 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 07:35:37,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:35:37,689 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:37,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 (5)] Waiting until timeout for monitored process [2023-11-19 07:35:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:38,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:35:38,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:35:41,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:35:41,842 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:35:41,842 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:35:41,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [725301327] [2023-11-19 07:35:41,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [725301327] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:35:41,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:35:41,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:35:41,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969602680] [2023-11-19 07:35:41,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:35:41,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:35:41,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:35:41,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:35:41,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:35:41,846 INFO L87 Difference]: Start difference. First operand 157 states and 234 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:35:44,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:35:46,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:35:46,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:35:46,220 INFO L93 Difference]: Finished difference Result 369 states and 548 transitions. [2023-11-19 07:35:46,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:35:46,318 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2023-11-19 07:35:46,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:35:46,322 INFO L225 Difference]: With dead ends: 369 [2023-11-19 07:35:46,322 INFO L226 Difference]: Without dead ends: 263 [2023-11-19 07:35:46,323 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:35:46,324 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 37 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:35:46,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 237 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 4.3s Time] [2023-11-19 07:35:46,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2023-11-19 07:35:46,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 261. [2023-11-19 07:35:46,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 173 states have (on average 1.283236994219653) internal successors, (222), 175 states have internal predecessors, (222), 82 states have call successors, (82), 5 states have call predecessors, (82), 5 states have return successors, (82), 80 states have call predecessors, (82), 82 states have call successors, (82) [2023-11-19 07:35:46,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 386 transitions. [2023-11-19 07:35:46,393 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 386 transitions. Word has length 168 [2023-11-19 07:35:46,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:35:46,394 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 386 transitions. [2023-11-19 07:35:46,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:35:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 386 transitions. [2023-11-19 07:35:46,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 07:35:46,396 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:46,397 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:35:46,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:46,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:46,613 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:35:46,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:46,614 INFO L85 PathProgramCache]: Analyzing trace with hash -260952445, now seen corresponding path program 1 times [2023-11-19 07:35:46,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:35:46,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2147172533] [2023-11-19 07:35:46,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:46,615 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 07:35:46,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:35:46,616 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 07:35:46,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5954e548-fbb9-4919-bb9c-fec48bb4d6b0/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 (6)] Waiting until timeout for monitored process [2023-11-19 07:35:48,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:48,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-19 07:35:48,284 INFO L285 TraceCheckSpWp]: Computing forward predicates...