./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de49c1024f75bd42c2ba216013cadd33badabb9f8344d56ad458104a753e6c94 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:30:43,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:30:44,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:30:44,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:30:44,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:30:44,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:30:44,108 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:30:44,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:30:44,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:30:44,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:30:44,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:30:44,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:30:44,113 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:30:44,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:30:44,115 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:30:44,116 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:30:44,117 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:30:44,117 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:30:44,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:30:44,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:30:44,120 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:30:44,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:30:44,122 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:30:44,122 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:30:44,123 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:30:44,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:30:44,125 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:30:44,125 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:30:44,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:30:44,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:30:44,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:30:44,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:30:44,129 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:30:44,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:30:44,130 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:30:44,130 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:30:44,131 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:30:44,131 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:30:44,132 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:30:44,132 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_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de49c1024f75bd42c2ba216013cadd33badabb9f8344d56ad458104a753e6c94 [2023-11-06 22:30:44,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:30:44,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:30:44,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:30:44,516 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:30:44,517 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:30:44,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i [2023-11-06 22:30:47,873 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:30:48,193 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:30:48,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i [2023-11-06 22:30:48,211 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/data/682b1e02f/f5a75651a9634eaa9063fd2fba2be45e/FLAGd4795ed4b [2023-11-06 22:30:48,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/data/682b1e02f/f5a75651a9634eaa9063fd2fba2be45e [2023-11-06 22:30:48,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:30:48,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:30:48,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:30:48,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:30:48,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:30:48,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb51fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48, skipping insertion in model container [2023-11-06 22:30:48,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,317 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:30:48,515 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_8786697c-0263-4b64-8ad1-b9710f61e514/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i[916,929] [2023-11-06 22:30:48,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:30:48,620 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:30:48,637 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_8786697c-0263-4b64-8ad1-b9710f61e514/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i[916,929] [2023-11-06 22:30:48,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:30:48,759 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:30:48,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48 WrapperNode [2023-11-06 22:30:48,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:30:48,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:30:48,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:30:48,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:30:48,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,858 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 249 [2023-11-06 22:30:48,859 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:30:48,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:30:48,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:30:48,860 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:30:48,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,898 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,907 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,912 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,919 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:30:48,920 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:30:48,921 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:30:48,921 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:30:48,922 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (1/1) ... [2023-11-06 22:30:48,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:30:48,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:48,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:48,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:30:49,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:30:49,022 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:30:49,022 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:30:49,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:30:49,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:30:49,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:30:49,176 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:30:49,178 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:30:49,856 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:30:49,865 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:30:49,865 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:30:49,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:49 BoogieIcfgContainer [2023-11-06 22:30:49,868 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:30:49,872 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:30:49,872 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:30:49,876 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:30:49,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:30:48" (1/3) ... [2023-11-06 22:30:49,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd99947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:30:49, skipping insertion in model container [2023-11-06 22:30:49,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:48" (2/3) ... [2023-11-06 22:30:49,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd99947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:30:49, skipping insertion in model container [2023-11-06 22:30:49,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:49" (3/3) ... [2023-11-06 22:30:49,898 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-30.i [2023-11-06 22:30:49,927 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:30:49,928 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:30:50,012 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:30:50,022 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7d68c65d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:30:50,023 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:30:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 71 states have (on average 1.4929577464788732) internal successors, (106), 72 states have internal predecessors, (106), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:30:50,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-06 22:30:50,058 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:30:50,060 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:50,061 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:30:50,070 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:50,071 INFO L85 PathProgramCache]: Analyzing trace with hash 511634737, now seen corresponding path program 1 times [2023-11-06 22:30:50,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:50,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802667510] [2023-11-06 22:30:50,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:50,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:50,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:50,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802667510] [2023-11-06 22:30:50,494 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:30:50,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1651436781] [2023-11-06 22:30:50,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:50,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:30:50,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:50,505 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:30:50,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:30:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:50,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:30:50,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:50,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2023-11-06 22:30:50,782 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:30:50,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1651436781] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:50,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:50,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:30:50,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331438625] [2023-11-06 22:30:50,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:50,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:30:50,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:50,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:30:50,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:30:50,828 INFO L87 Difference]: Start difference. First operand has 98 states, 71 states have (on average 1.4929577464788732) internal successors, (106), 72 states have internal predecessors, (106), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-06 22:30:50,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:30:50,867 INFO L93 Difference]: Finished difference Result 185 states and 319 transitions. [2023-11-06 22:30:50,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:30:50,869 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 165 [2023-11-06 22:30:50,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:30:50,879 INFO L225 Difference]: With dead ends: 185 [2023-11-06 22:30:50,879 INFO L226 Difference]: Without dead ends: 90 [2023-11-06 22:30:50,884 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:30:50,888 INFO L413 NwaCegarLoop]: 138 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, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:30:50,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:30:50,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-06 22:30:50,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-06 22:30:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 64 states have (on average 1.40625) internal successors, (90), 64 states have internal predecessors, (90), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:30:50,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 138 transitions. [2023-11-06 22:30:50,955 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 138 transitions. Word has length 165 [2023-11-06 22:30:50,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:30:50,956 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 138 transitions. [2023-11-06 22:30:50,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-06 22:30:50,957 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 138 transitions. [2023-11-06 22:30:50,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-06 22:30:50,964 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:30:50,965 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:50,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:51,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:30:51,170 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:30:51,170 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:51,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1471848693, now seen corresponding path program 1 times [2023-11-06 22:30:51,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:51,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667009649] [2023-11-06 22:30:51,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:51,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:51,339 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:30:51,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1148925446] [2023-11-06 22:30:51,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:51,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:30:51,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:51,349 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:30:51,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:30:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:51,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:30:51,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:51,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:30:51,982 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:30:51,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:51,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667009649] [2023-11-06 22:30:51,983 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:30:51,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148925446] [2023-11-06 22:30:51,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1148925446] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:51,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:51,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:30:51,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731529674] [2023-11-06 22:30:51,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:51,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:30:51,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:52,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:30:52,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:30:52,012 INFO L87 Difference]: Start difference. First operand 90 states and 138 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:30:52,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:30:52,288 INFO L93 Difference]: Finished difference Result 298 states and 459 transitions. [2023-11-06 22:30:52,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:30:52,289 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 165 [2023-11-06 22:30:52,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:30:52,294 INFO L225 Difference]: With dead ends: 298 [2023-11-06 22:30:52,295 INFO L226 Difference]: Without dead ends: 211 [2023-11-06 22:30:52,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:30:52,298 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 145 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:30:52,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 417 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:30:52,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2023-11-06 22:30:52,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 175. [2023-11-06 22:30:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 124 states have (on average 1.3951612903225807) internal successors, (173), 124 states have internal predecessors, (173), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-06 22:30:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 269 transitions. [2023-11-06 22:30:52,339 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 269 transitions. Word has length 165 [2023-11-06 22:30:52,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:30:52,340 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 269 transitions. [2023-11-06 22:30:52,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:30:52,341 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 269 transitions. [2023-11-06 22:30:52,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-06 22:30:52,345 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:30:52,345 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:52,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:52,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:30:52,554 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:30:52,554 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:52,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1918322875, now seen corresponding path program 1 times [2023-11-06 22:30:52,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:52,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359557037] [2023-11-06 22:30:52,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:52,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:52,617 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:30:52,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1203021691] [2023-11-06 22:30:52,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:52,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:30:52,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:52,620 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:30:52,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:30:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:52,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-06 22:30:52,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:53,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 503 proven. 21 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2023-11-06 22:30:53,516 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:30:54,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 48 proven. 21 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-06 22:30:54,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:54,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359557037] [2023-11-06 22:30:54,154 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:30:54,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1203021691] [2023-11-06 22:30:54,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1203021691] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:30:54,154 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:30:54,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2023-11-06 22:30:54,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409367225] [2023-11-06 22:30:54,155 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:30:54,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-06 22:30:54,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:54,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-06 22:30:54,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:30:54,159 INFO L87 Difference]: Start difference. First operand 175 states and 269 transitions. Second operand has 19 states, 19 states have (on average 4.842105263157895) internal successors, (92), 18 states have internal predecessors, (92), 4 states have call successors, (48), 3 states have call predecessors, (48), 5 states have return successors, (48), 5 states have call predecessors, (48), 4 states have call successors, (48) [2023-11-06 22:30:57,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:30:57,432 INFO L93 Difference]: Finished difference Result 776 states and 1145 transitions. [2023-11-06 22:30:57,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-11-06 22:30:57,433 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 4.842105263157895) internal successors, (92), 18 states have internal predecessors, (92), 4 states have call successors, (48), 3 states have call predecessors, (48), 5 states have return successors, (48), 5 states have call predecessors, (48), 4 states have call successors, (48) Word has length 166 [2023-11-06 22:30:57,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:30:57,444 INFO L225 Difference]: With dead ends: 776 [2023-11-06 22:30:57,445 INFO L226 Difference]: Without dead ends: 689 [2023-11-06 22:30:57,451 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 321 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 843 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=798, Invalid=2064, Unknown=0, NotChecked=0, Total=2862 [2023-11-06 22:30:57,456 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 2007 mSDsluCounter, 1854 mSDsCounter, 0 mSdLazyCounter, 932 mSolverCounterSat, 989 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2028 SdHoareTripleChecker+Valid, 1987 SdHoareTripleChecker+Invalid, 1921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 989 IncrementalHoareTripleChecker+Valid, 932 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:30:57,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2028 Valid, 1987 Invalid, 1921 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [989 Valid, 932 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-06 22:30:57,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2023-11-06 22:30:57,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 338. [2023-11-06 22:30:57,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 249 states have (on average 1.393574297188755) internal successors, (347), 251 states have internal predecessors, (347), 80 states have call successors, (80), 8 states have call predecessors, (80), 8 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-06 22:30:57,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 507 transitions. [2023-11-06 22:30:57,560 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 507 transitions. Word has length 166 [2023-11-06 22:30:57,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:30:57,561 INFO L495 AbstractCegarLoop]: Abstraction has 338 states and 507 transitions. [2023-11-06 22:30:57,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.842105263157895) internal successors, (92), 18 states have internal predecessors, (92), 4 states have call successors, (48), 3 states have call predecessors, (48), 5 states have return successors, (48), 5 states have call predecessors, (48), 4 states have call successors, (48) [2023-11-06 22:30:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 507 transitions. [2023-11-06 22:30:57,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-06 22:30:57,564 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:30:57,564 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:57,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:57,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:30:57,776 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:30:57,776 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:57,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1012003305, now seen corresponding path program 1 times [2023-11-06 22:30:57,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:57,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524873035] [2023-11-06 22:30:57,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:57,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:57,840 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:30:57,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1879224912] [2023-11-06 22:30:57,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:57,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:30:57,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:57,842 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:30:57,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:30:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:58,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-06 22:30:58,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:31:01,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 694 proven. 66 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2023-11-06 22:31:01,376 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:31:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 123 proven. 75 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2023-11-06 22:31:15,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:31:15,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524873035] [2023-11-06 22:31:15,299 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:31:15,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879224912] [2023-11-06 22:31:15,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879224912] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:31:15,300 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:31:15,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 36 [2023-11-06 22:31:15,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115969146] [2023-11-06 22:31:15,301 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:31:15,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-11-06 22:31:15,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:31:15,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-11-06 22:31:15,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=1018, Unknown=0, NotChecked=0, Total=1260 [2023-11-06 22:31:15,307 INFO L87 Difference]: Start difference. First operand 338 states and 507 transitions. Second operand has 36 states, 35 states have (on average 3.342857142857143) internal successors, (117), 34 states have internal predecessors, (117), 8 states have call successors, (48), 5 states have call predecessors, (48), 11 states have return successors, (48), 10 states have call predecessors, (48), 8 states have call successors, (48) [2023-11-06 22:32:29,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:32:29,434 INFO L93 Difference]: Finished difference Result 6139 states and 8815 transitions. [2023-11-06 22:32:29,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2023-11-06 22:32:29,435 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 3.342857142857143) internal successors, (117), 34 states have internal predecessors, (117), 8 states have call successors, (48), 5 states have call predecessors, (48), 11 states have return successors, (48), 10 states have call predecessors, (48), 8 states have call successors, (48) Word has length 167 [2023-11-06 22:32:29,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:32:29,485 INFO L225 Difference]: With dead ends: 6139 [2023-11-06 22:32:29,485 INFO L226 Difference]: Without dead ends: 5804 [2023-11-06 22:32:29,522 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 642 GetRequests, 333 SyntacticMatches, 0 SemanticMatches, 309 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44043 ImplicationChecksByTransitivity, 61.4s TimeCoverageRelationStatistics Valid=17885, Invalid=78525, Unknown=0, NotChecked=0, Total=96410 [2023-11-06 22:32:29,528 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 8447 mSDsluCounter, 2109 mSDsCounter, 0 mSdLazyCounter, 3101 mSolverCounterSat, 2791 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8478 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 5892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2791 IncrementalHoareTripleChecker+Valid, 3101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:32:29,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8478 Valid, 2253 Invalid, 5892 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2791 Valid, 3101 Invalid, 0 Unknown, 0 Unchecked, 13.2s Time] [2023-11-06 22:32:29,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5804 states. [2023-11-06 22:32:30,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5804 to 1507. [2023-11-06 22:32:30,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1507 states, 1179 states have (on average 1.4122137404580153) internal successors, (1665), 1191 states have internal predecessors, (1665), 268 states have call successors, (268), 59 states have call predecessors, (268), 59 states have return successors, (268), 256 states have call predecessors, (268), 268 states have call successors, (268) [2023-11-06 22:32:30,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 2201 transitions. [2023-11-06 22:32:30,035 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 2201 transitions. Word has length 167 [2023-11-06 22:32:30,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:32:30,036 INFO L495 AbstractCegarLoop]: Abstraction has 1507 states and 2201 transitions. [2023-11-06 22:32:30,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 3.342857142857143) internal successors, (117), 34 states have internal predecessors, (117), 8 states have call successors, (48), 5 states have call predecessors, (48), 11 states have return successors, (48), 10 states have call predecessors, (48), 8 states have call successors, (48) [2023-11-06 22:32:30,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2201 transitions. [2023-11-06 22:32:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-06 22:32:30,039 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:30,040 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:30,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:32:30,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:32:30,252 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:30,253 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:30,253 INFO L85 PathProgramCache]: Analyzing trace with hash -310938727, now seen corresponding path program 1 times [2023-11-06 22:32:30,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:32:30,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882823372] [2023-11-06 22:32:30,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:30,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:32:30,309 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:32:30,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [509321532] [2023-11-06 22:32:30,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:30,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:32:30,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:32:30,311 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:32:30,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:32:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:32:30,585 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:32:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:32:30,832 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:32:30,832 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:32:30,834 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:32:30,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:32:31,043 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:32:31,047 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-06 22:32:31,051 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:32:31,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:32:31 BoogieIcfgContainer [2023-11-06 22:32:31,215 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:32:31,215 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:32:31,215 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:32:31,216 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:32:31,216 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:49" (3/4) ... [2023-11-06 22:32:31,221 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:32:31,223 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:32:31,223 INFO L158 Benchmark]: Toolchain (without parser) took 102978.45ms. Allocated memory was 182.5MB in the beginning and 549.5MB in the end (delta: 367.0MB). Free memory was 141.7MB in the beginning and 396.3MB in the end (delta: -254.6MB). Peak memory consumption was 114.4MB. Max. memory is 16.1GB. [2023-11-06 22:32:31,224 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:32:31,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.74ms. Allocated memory is still 182.5MB. Free memory was 141.7MB in the beginning and 124.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:32:31,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.73ms. Allocated memory is still 182.5MB. Free memory was 124.9MB in the beginning and 119.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:32:31,225 INFO L158 Benchmark]: Boogie Preprocessor took 60.15ms. Allocated memory is still 182.5MB. Free memory was 119.2MB in the beginning and 116.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:32:31,226 INFO L158 Benchmark]: RCFGBuilder took 948.15ms. Allocated memory is still 182.5MB. Free memory was 116.6MB in the beginning and 84.1MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-06 22:32:31,226 INFO L158 Benchmark]: TraceAbstraction took 101343.02ms. Allocated memory was 182.5MB in the beginning and 549.5MB in the end (delta: 367.0MB). Free memory was 83.5MB in the beginning and 396.3MB in the end (delta: -312.8MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2023-11-06 22:32:31,226 INFO L158 Benchmark]: Witness Printer took 7.64ms. Allocated memory is still 549.5MB. Free memory is still 396.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:32:31,232 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.74ms. Allocated memory is still 182.5MB. Free memory was 141.7MB in the beginning and 124.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.73ms. Allocated memory is still 182.5MB. Free memory was 124.9MB in the beginning and 119.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.15ms. Allocated memory is still 182.5MB. Free memory was 119.2MB in the beginning and 116.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 948.15ms. Allocated memory is still 182.5MB. Free memory was 116.6MB in the beginning and 84.1MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 101343.02ms. Allocated memory was 182.5MB in the beginning and 549.5MB in the end (delta: 367.0MB). Free memory was 83.5MB in the beginning and 396.3MB in the end (delta: -312.8MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. * Witness Printer took 7.64ms. Allocated memory is still 549.5MB. Free memory is still 396.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 186, overapproximation of someBinaryArithmeticFLOAToperation at line 94. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 256; [L23] unsigned long int var_1_8 = 3645380125; [L24] float var_1_11 = 0.625; [L25] float var_1_12 = 31.2; [L26] float var_1_13 = 0.0; [L27] float var_1_14 = 32.8; [L28] unsigned short int var_1_15 = 64; [L29] signed char var_1_17 = -16; [L30] signed char var_1_18 = 64; [L31] signed char var_1_19 = 16; [L32] signed char var_1_20 = 32; [L33] signed char var_1_21 = 0; [L34] unsigned char var_1_22 = 50; [L35] unsigned short int var_1_23 = 32; [L36] unsigned char var_1_24 = 0; [L37] unsigned char var_1_29 = 1; [L38] unsigned char var_1_30 = 0; [L39] unsigned char var_1_31 = 0; [L40] unsigned char var_1_32 = 16; [L41] float var_1_33 = 10.5; [L42] float var_1_34 = 9.75; [L43] float var_1_35 = 3.6; [L44] unsigned char var_1_36 = 0; [L45] unsigned char var_1_37 = 10; [L46] unsigned char var_1_39 = 128; [L47] unsigned char var_1_40 = 0; [L48] unsigned short int last_1_var_1_15 = 64; [L49] unsigned char last_1_var_1_22 = 50; [L50] unsigned short int last_1_var_1_23 = 32; [L51] unsigned char last_1_var_1_24 = 0; [L52] unsigned char last_1_var_1_32 = 16; [L53] float last_1_var_1_35 = 3.6; [L54] unsigned char last_1_var_1_36 = 0; [L55] unsigned char last_1_var_1_40 = 0; VAL [isInitial=0, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=3645380125] [L190] isInitial = 1 [L191] FCALL initially() [L192] COND TRUE 1 [L193] CALL updateLastVariables() [L176] last_1_var_1_15 = var_1_15 [L177] last_1_var_1_22 = var_1_22 [L178] last_1_var_1_23 = var_1_23 [L179] last_1_var_1_24 = var_1_24 [L180] last_1_var_1_32 = var_1_32 [L181] last_1_var_1_35 = var_1_35 [L182] last_1_var_1_36 = var_1_36 [L183] last_1_var_1_40 = var_1_40 VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=3645380125] [L193] RET updateLastVariables() [L194] CALL updateVariables() [L136] var_1_8 = __VERIFIER_nondet_ulong() [L137] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L137] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L138] CALL assume_abort_if_not(var_1_8 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L138] RET assume_abort_if_not(var_1_8 <= 4294967294) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L139] var_1_12 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L140] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L141] var_1_13 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L142] RET assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L143] var_1_14 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L144] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L145] var_1_18 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L146] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L147] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L147] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L148] var_1_19 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_19 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L149] RET assume_abort_if_not(var_1_19 >= -1) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L150] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L150] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L151] var_1_20 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L152] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L153] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L153] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L154] var_1_21 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L155] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L156] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L156] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L157] var_1_29 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L158] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L159] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L159] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L160] var_1_30 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L161] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L162] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L162] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L163] var_1_31 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L164] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L165] CALL assume_abort_if_not(var_1_31 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L165] RET assume_abort_if_not(var_1_31 <= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L166] var_1_34 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L167] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L168] var_1_37 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L169] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L170] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L170] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=128, var_1_40=0, var_1_8=4294966272] [L171] var_1_39 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_39 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L172] RET assume_abort_if_not(var_1_39 >= 127) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L173] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L173] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L194] RET updateVariables() [L195] CALL step() [L59] COND TRUE ! last_1_var_1_40 VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L60] COND FALSE !(\read(last_1_var_1_40)) [L63] var_1_24 = (var_1_30 || var_1_31) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L68] signed long int stepLocal_4 = last_1_var_1_15; VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_4=64, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L69] EXPR last_1_var_1_32 | var_1_21 VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32 | var_1_21=16, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_4=64, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L69] signed long int stepLocal_3 = last_1_var_1_15 + (last_1_var_1_32 | var_1_21); [L70] unsigned char stepLocal_2 = var_1_31; VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L71] COND FALSE !((last_1_var_1_24 && (last_1_var_1_22 <= last_1_var_1_36)) || stepLocal_2) [L84] var_1_36 = (var_1_39 - 2) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L86] COND TRUE 63.25f != last_1_var_1_35 [L87] var_1_23 = ((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L91] EXPR last_1_var_1_36 | last_1_var_1_23 VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36 | last_1_var_1_23=32, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=50, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L91] COND TRUE (last_1_var_1_36 | last_1_var_1_23) != -128 [L92] var_1_22 = ((((var_1_20) > (8)) ? (var_1_20) : (8))) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_11=5/8, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L94] var_1_11 = ((127.25f + var_1_12) - (var_1_13 - var_1_14)) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L95] COND FALSE !(var_1_14 < var_1_13) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L100] COND FALSE !(\read(var_1_24)) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L103] COND FALSE !(\read(var_1_24)) [L106] var_1_40 = 0 VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L109] unsigned char stepLocal_0 = var_1_36; VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_0=252, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L110] COND FALSE !(last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_0=252, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=256, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L115] COND TRUE var_1_23 == var_1_22 [L116] var_1_1 = ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_0=252, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=252, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L120] unsigned long int stepLocal_1 = var_1_1; VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_0=252, stepLocal_1=252, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=252, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L121] COND FALSE !(var_1_23 == stepLocal_1) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_0=252, stepLocal_1=252, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=-16, var_1_18=126, var_1_19=126, var_1_1=252, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L124] COND TRUE var_1_35 >= var_1_13 [L125] var_1_17 = var_1_18 VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_0=252, stepLocal_1=252, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=126, var_1_18=126, var_1_19=126, var_1_1=252, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L129] COND TRUE (- var_1_8) == (var_1_23 * var_1_15) [L130] var_1_33 = var_1_14 VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, stepLocal_0=252, stepLocal_1=252, stepLocal_2=0, stepLocal_3=80, stepLocal_4=64, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=126, var_1_18=126, var_1_19=126, var_1_1=252, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=4, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L195] RET step() [L196] CALL, EXPR property() [L186] EXPR (((((var_1_23 == var_1_22) ? (var_1_1 == ((unsigned long int) ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))))) : (var_1_1 == ((unsigned long int) (var_1_8 - ((((var_1_36) > (var_1_23)) ? (var_1_36) : (var_1_23))))))) && (var_1_11 == ((float) ((127.25f + var_1_12) - (var_1_13 - var_1_14))))) && ((last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) ? ((var_1_36 >= last_1_var_1_15) ? (var_1_15 == ((unsigned short int) var_1_32)) : 1) : 1)) && ((var_1_35 >= var_1_13) ? (var_1_17 == ((signed char) var_1_18)) : (var_1_17 == ((signed char) (var_1_19 - (64 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))))))) && (((last_1_var_1_36 | last_1_var_1_23) != -128) ? (var_1_22 == ((unsigned char) ((((var_1_20) > (8)) ? (var_1_20) : (8))))) : 1) VAL [(((((var_1_23 == var_1_22) ? (var_1_1 == ((unsigned long int) ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))))) : (var_1_1 == ((unsigned long int) (var_1_8 - ((((var_1_36) > (var_1_23)) ? (var_1_36) : (var_1_23))))))) && (var_1_11 == ((float) ((127.25f + var_1_12) - (var_1_13 - var_1_14))))) && ((last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) ? ((var_1_36 >= last_1_var_1_15) ? (var_1_15 == ((unsigned short int) var_1_32)) : 1) : 1)) && ((var_1_35 >= var_1_13) ? (var_1_17 == ((signed char) var_1_18)) : (var_1_17 == ((signed char) (var_1_19 - (64 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))))))) && (((last_1_var_1_36 | last_1_var_1_23) != -128) ? (var_1_22 == ((unsigned char) ((((var_1_20) > (8)) ? (var_1_20) : (8))))) : 1)=0, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=126, var_1_18=126, var_1_19=126, var_1_1=252, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=4, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L186] EXPR (((((((((((var_1_23 == var_1_22) ? (var_1_1 == ((unsigned long int) ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))))) : (var_1_1 == ((unsigned long int) (var_1_8 - ((((var_1_36) > (var_1_23)) ? (var_1_36) : (var_1_23))))))) && (var_1_11 == ((float) ((127.25f + var_1_12) - (var_1_13 - var_1_14))))) && ((last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) ? ((var_1_36 >= last_1_var_1_15) ? (var_1_15 == ((unsigned short int) var_1_32)) : 1) : 1)) && ((var_1_35 >= var_1_13) ? (var_1_17 == ((signed char) var_1_18)) : (var_1_17 == ((signed char) (var_1_19 - (64 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))))))) && (((last_1_var_1_36 | last_1_var_1_23) != -128) ? (var_1_22 == ((unsigned char) ((((var_1_20) > (8)) ? (var_1_20) : (8))))) : 1)) && ((63.25f != last_1_var_1_35) ? (var_1_23 == ((unsigned short int) ((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))))) : (var_1_23 == ((unsigned short int) (((65440 - var_1_20) - last_1_var_1_22) - var_1_21))))) && ((! last_1_var_1_40) ? (last_1_var_1_40 ? (var_1_24 == ((unsigned char) ((last_1_var_1_40 || last_1_var_1_24) && (! (last_1_var_1_40 || var_1_29))))) : (var_1_24 == ((unsigned char) (var_1_30 || var_1_31)))) : (var_1_24 == ((unsigned char) var_1_29)))) && ((var_1_14 < var_1_13) ? ((31.875f <= var_1_12) ? (var_1_32 == ((unsigned char) var_1_20)) : 1) : 1)) && (((- var_1_8) == (var_1_23 * var_1_15)) ? (var_1_33 == ((float) var_1_14)) : (var_1_33 == ((float) ((6.7886887876129004E18f - var_1_12) - (var_1_14 + var_1_34)))))) && ((var_1_23 == var_1_1) ? (var_1_35 == ((float) (var_1_14 - (var_1_13 - var_1_34)))) : 1)) && (((last_1_var_1_24 && (last_1_var_1_22 <= last_1_var_1_36)) || var_1_31) ? ((last_1_var_1_15 <= last_1_var_1_15) ? (last_1_var_1_40 ? (var_1_36 == ((unsigned char) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (var_1_21)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_21))))) : (var_1_36 == ((unsigned char) (var_1_37 + ((((var_1_21) < (var_1_20)) ? (var_1_21) : (var_1_20))))))) : ((last_1_var_1_15 != (last_1_var_1_15 + (last_1_var_1_32 | var_1_21))) ? (var_1_36 == ((unsigned char) ((((var_1_21) > ((var_1_20 + var_1_37))) ? (var_1_21) : ((var_1_20 + var_1_37)))))) : 1)) : (var_1_36 == ((unsigned char) (var_1_39 - 2)))) VAL [(((((((((((var_1_23 == var_1_22) ? (var_1_1 == ((unsigned long int) ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))))) : (var_1_1 == ((unsigned long int) (var_1_8 - ((((var_1_36) > (var_1_23)) ? (var_1_36) : (var_1_23))))))) && (var_1_11 == ((float) ((127.25f + var_1_12) - (var_1_13 - var_1_14))))) && ((last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) ? ((var_1_36 >= last_1_var_1_15) ? (var_1_15 == ((unsigned short int) var_1_32)) : 1) : 1)) && ((var_1_35 >= var_1_13) ? (var_1_17 == ((signed char) var_1_18)) : (var_1_17 == ((signed char) (var_1_19 - (64 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))))))) && (((last_1_var_1_36 | last_1_var_1_23) != -128) ? (var_1_22 == ((unsigned char) ((((var_1_20) > (8)) ? (var_1_20) : (8))))) : 1)) && ((63.25f != last_1_var_1_35) ? (var_1_23 == ((unsigned short int) ((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))))) : (var_1_23 == ((unsigned short int) (((65440 - var_1_20) - last_1_var_1_22) - var_1_21))))) && ((! last_1_var_1_40) ? (last_1_var_1_40 ? (var_1_24 == ((unsigned char) ((last_1_var_1_40 || last_1_var_1_24) && (! (last_1_var_1_40 || var_1_29))))) : (var_1_24 == ((unsigned char) (var_1_30 || var_1_31)))) : (var_1_24 == ((unsigned char) var_1_29)))) && ((var_1_14 < var_1_13) ? ((31.875f <= var_1_12) ? (var_1_32 == ((unsigned char) var_1_20)) : 1) : 1)) && (((- var_1_8) == (var_1_23 * var_1_15)) ? (var_1_33 == ((float) var_1_14)) : (var_1_33 == ((float) ((6.7886887876129004E18f - var_1_12) - (var_1_14 + var_1_34)))))) && ((var_1_23 == var_1_1) ? (var_1_35 == ((float) (var_1_14 - (var_1_13 - var_1_34)))) : 1)) && (((last_1_var_1_24 && (last_1_var_1_22 <= last_1_var_1_36)) || var_1_31) ? ((last_1_var_1_15 <= last_1_var_1_15) ? (last_1_var_1_40 ? (var_1_36 == ((unsigned char) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (var_1_21)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_21))))) : (var_1_36 == ((unsigned char) (var_1_37 + ((((var_1_21) < (var_1_20)) ? (var_1_21) : (var_1_20))))))) : ((last_1_var_1_15 != (last_1_var_1_15 + (last_1_var_1_32 | var_1_21))) ? (var_1_36 == ((unsigned char) ((((var_1_21) > ((var_1_20 + var_1_37))) ? (var_1_21) : ((var_1_20 + var_1_37)))))) : 1)) : (var_1_36 == ((unsigned char) (var_1_39 - 2))))=0, (((((var_1_23 == var_1_22) ? (var_1_1 == ((unsigned long int) ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))))) : (var_1_1 == ((unsigned long int) (var_1_8 - ((((var_1_36) > (var_1_23)) ? (var_1_36) : (var_1_23))))))) && (var_1_11 == ((float) ((127.25f + var_1_12) - (var_1_13 - var_1_14))))) && ((last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) ? ((var_1_36 >= last_1_var_1_15) ? (var_1_15 == ((unsigned short int) var_1_32)) : 1) : 1)) && ((var_1_35 >= var_1_13) ? (var_1_17 == ((signed char) var_1_18)) : (var_1_17 == ((signed char) (var_1_19 - (64 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))))))) && (((last_1_var_1_36 | last_1_var_1_23) != -128) ? (var_1_22 == ((unsigned char) ((((var_1_20) > (8)) ? (var_1_20) : (8))))) : 1)=0, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=126, var_1_18=126, var_1_19=126, var_1_1=252, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=4, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L186-L187] return ((((((((((((var_1_23 == var_1_22) ? (var_1_1 == ((unsigned long int) ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))))) : (var_1_1 == ((unsigned long int) (var_1_8 - ((((var_1_36) > (var_1_23)) ? (var_1_36) : (var_1_23))))))) && (var_1_11 == ((float) ((127.25f + var_1_12) - (var_1_13 - var_1_14))))) && ((last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) ? ((var_1_36 >= last_1_var_1_15) ? (var_1_15 == ((unsigned short int) var_1_32)) : 1) : 1)) && ((var_1_35 >= var_1_13) ? (var_1_17 == ((signed char) var_1_18)) : (var_1_17 == ((signed char) (var_1_19 - (64 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))))))) && (((last_1_var_1_36 | last_1_var_1_23) != -128) ? (var_1_22 == ((unsigned char) ((((var_1_20) > (8)) ? (var_1_20) : (8))))) : 1)) && ((63.25f != last_1_var_1_35) ? (var_1_23 == ((unsigned short int) ((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))))) : (var_1_23 == ((unsigned short int) (((65440 - var_1_20) - last_1_var_1_22) - var_1_21))))) && ((! last_1_var_1_40) ? (last_1_var_1_40 ? (var_1_24 == ((unsigned char) ((last_1_var_1_40 || last_1_var_1_24) && (! (last_1_var_1_40 || var_1_29))))) : (var_1_24 == ((unsigned char) (var_1_30 || var_1_31)))) : (var_1_24 == ((unsigned char) var_1_29)))) && ((var_1_14 < var_1_13) ? ((31.875f <= var_1_12) ? (var_1_32 == ((unsigned char) var_1_20)) : 1) : 1)) && (((- var_1_8) == (var_1_23 * var_1_15)) ? (var_1_33 == ((float) var_1_14)) : (var_1_33 == ((float) ((6.7886887876129004E18f - var_1_12) - (var_1_14 + var_1_34)))))) && ((var_1_23 == var_1_1) ? (var_1_35 == ((float) (var_1_14 - (var_1_13 - var_1_34)))) : 1)) && (((last_1_var_1_24 && (last_1_var_1_22 <= last_1_var_1_36)) || var_1_31) ? ((last_1_var_1_15 <= last_1_var_1_15) ? (last_1_var_1_40 ? (var_1_36 == ((unsigned char) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (var_1_21)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_21))))) : (var_1_36 == ((unsigned char) (var_1_37 + ((((var_1_21) < (var_1_20)) ? (var_1_21) : (var_1_20))))))) : ((last_1_var_1_15 != (last_1_var_1_15 + (last_1_var_1_32 | var_1_21))) ? (var_1_36 == ((unsigned char) ((((var_1_21) > ((var_1_20 + var_1_37))) ? (var_1_21) : ((var_1_20 + var_1_37)))))) : 1)) : (var_1_36 == ((unsigned char) (var_1_39 - 2))))) && (var_1_24 ? (var_1_40 == ((unsigned char) ((var_1_8 == var_1_32) && (var_1_30 && (! var_1_29))))) : (var_1_24 ? (var_1_40 == ((unsigned char) (var_1_29 && var_1_30))) : (var_1_40 == ((unsigned char) 0)))) ; [L196] RET, EXPR property() [L196] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=126, var_1_18=126, var_1_19=126, var_1_1=252, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=4, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_12=2, var_1_13=3, var_1_14=4, var_1_15=64, var_1_17=126, var_1_18=126, var_1_19=126, var_1_1=252, var_1_20=16, var_1_21=16, var_1_22=16, var_1_23=16, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=4, var_1_34=5, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=254, var_1_40=0, var_1_8=4294966272] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 101.1s, OverallIterations: 5, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 77.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10651 SdHoareTripleChecker+Valid, 15.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10599 mSDsluCounter, 4795 SdHoareTripleChecker+Invalid, 13.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4207 mSDsCounter, 3832 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4076 IncrementalHoareTripleChecker+Invalid, 7908 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3832 mSolverCounterUnsat, 588 mSDtfsCounter, 4076 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1344 GetRequests, 980 SyntacticMatches, 0 SemanticMatches, 364 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44886 ImplicationChecksByTransitivity, 62.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1507occurred in iteration=4, InterpolantAutomatonStates: 338, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 4 MinimizatonAttempts, 4684 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 19.2s InterpolantComputationTime, 995 NumberOfCodeBlocks, 995 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 990 ConstructedInterpolants, 0 QuantifiedInterpolants, 9397 SizeOfPredicates, 29 NumberOfNonLiveVariables, 1721 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 6441/6624 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 22:32:31,477 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-11-06 22:32:31,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de49c1024f75bd42c2ba216013cadd33badabb9f8344d56ad458104a753e6c94 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:32:34,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:32:34,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:32:34,308 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:32:34,309 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:32:34,355 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:32:34,356 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:32:34,356 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:32:34,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:32:34,362 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:32:34,363 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:32:34,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:32:34,364 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:32:34,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:32:34,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:32:34,367 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:32:34,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:32:34,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:32:34,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:32:34,370 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:32:34,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:32:34,371 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:32:34,371 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:32:34,371 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:32:34,372 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:32:34,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:32:34,373 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:32:34,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:32:34,374 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:32:34,374 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:32:34,375 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:32:34,376 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:32:34,376 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:32:34,377 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:32:34,377 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:32:34,377 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:32:34,377 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:32:34,378 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:32:34,378 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:32:34,379 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:32:34,379 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:32:34,379 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:32:34,380 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_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de49c1024f75bd42c2ba216013cadd33badabb9f8344d56ad458104a753e6c94 [2023-11-06 22:32:34,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:32:34,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:32:34,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:32:34,863 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:32:34,864 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:32:34,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i [2023-11-06 22:32:38,001 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:32:38,296 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:32:38,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i [2023-11-06 22:32:38,317 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/data/e20c5a16c/e8d5667c32bd4238ac5f520a47f57d3e/FLAGd8f76840a [2023-11-06 22:32:38,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/data/e20c5a16c/e8d5667c32bd4238ac5f520a47f57d3e [2023-11-06 22:32:38,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:32:38,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:32:38,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:32:38,343 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:32:38,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:32:38,359 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:32:38" (1/1) ... [2023-11-06 22:32:38,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19696a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:38, skipping insertion in model container [2023-11-06 22:32:38,361 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:32:38" (1/1) ... [2023-11-06 22:32:38,430 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:32:38,674 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_8786697c-0263-4b64-8ad1-b9710f61e514/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i[916,929] [2023-11-06 22:32:38,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:32:38,885 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:32:38,903 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_8786697c-0263-4b64-8ad1-b9710f61e514/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i[916,929] [2023-11-06 22:32:39,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:32:39,062 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:32:39,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39 WrapperNode [2023-11-06 22:32:39,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:32:39,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:32:39,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:32:39,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:32:39,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,135 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-06 22:32:39,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:32:39,137 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:32:39,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:32:39,137 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:32:39,148 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,171 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,201 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:32:39,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:32:39,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:32:39,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:32:39,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:32:39,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:32:39,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:32:39,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:32:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:32:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:32:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:32:39,317 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:32:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:32:39,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:32:39,440 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:32:39,442 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:32:44,218 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:32:44,227 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:32:44,227 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:32:44,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:32:44 BoogieIcfgContainer [2023-11-06 22:32:44,231 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:32:44,234 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:32:44,235 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:32:44,239 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:32:44,239 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:32:38" (1/3) ... [2023-11-06 22:32:44,240 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25894f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:32:44, skipping insertion in model container [2023-11-06 22:32:44,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39" (2/3) ... [2023-11-06 22:32:44,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25894f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:32:44, skipping insertion in model container [2023-11-06 22:32:44,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:32:44" (3/3) ... [2023-11-06 22:32:44,244 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-30.i [2023-11-06 22:32:44,268 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:32:44,269 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:32:44,336 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:32:44,344 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@117710e3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:32:44,345 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:32:44,351 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:32:44,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-06 22:32:44,371 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:44,373 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:44,373 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:44,380 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:44,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1847948568, now seen corresponding path program 1 times [2023-11-06 22:32:44,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:32:44,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [756168981] [2023-11-06 22:32:44,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:44,402 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:32:44,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:32:44,413 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:32:44,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 22:32:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:45,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:32:45,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:32:45,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-06 22:32:45,272 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:32:45,273 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:32:45,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [756168981] [2023-11-06 22:32:45,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [756168981] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:32:45,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:32:45,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:32:45,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649464394] [2023-11-06 22:32:45,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:32:45,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:32:45,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:32:45,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:32:45,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:32:45,321 INFO L87 Difference]: Start difference. First operand has 79 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-06 22:32:45,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:32:45,360 INFO L93 Difference]: Finished difference Result 150 states and 262 transitions. [2023-11-06 22:32:45,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:32:45,363 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 158 [2023-11-06 22:32:45,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:32:45,373 INFO L225 Difference]: With dead ends: 150 [2023-11-06 22:32:45,373 INFO L226 Difference]: Without dead ends: 74 [2023-11-06 22:32:45,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:32:45,382 INFO L413 NwaCegarLoop]: 112 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, 112 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:32:45,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:32:45,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-06 22:32:45,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-06 22:32:45,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 48 states have internal predecessors, (64), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:32:45,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 112 transitions. [2023-11-06 22:32:45,462 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 112 transitions. Word has length 158 [2023-11-06 22:32:45,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:32:45,464 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 112 transitions. [2023-11-06 22:32:45,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-06 22:32:45,466 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2023-11-06 22:32:45,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-06 22:32:45,477 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:45,478 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:45,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:32:45,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:32:45,702 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:45,703 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:45,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1486965292, now seen corresponding path program 1 times [2023-11-06 22:32:45,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:32:45,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1504050586] [2023-11-06 22:32:45,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:45,705 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:32:45,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:32:45,708 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:32:45,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 22:32:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:46,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:32:46,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:32:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:32:47,106 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:32:47,106 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:32:47,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1504050586] [2023-11-06 22:32:47,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1504050586] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:32:47,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:32:47,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:32:47,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947356369] [2023-11-06 22:32:47,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:32:47,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:32:47,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:32:47,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:32:47,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:32:47,116 INFO L87 Difference]: Start difference. First operand 74 states and 112 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:32:49,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:32:51,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:32:54,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:32:56,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:32:56,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:32:56,505 INFO L93 Difference]: Finished difference Result 256 states and 387 transitions. [2023-11-06 22:32:56,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:32:56,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 158 [2023-11-06 22:32:56,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:32:56,551 INFO L225 Difference]: With dead ends: 256 [2023-11-06 22:32:56,551 INFO L226 Difference]: Without dead ends: 185 [2023-11-06 22:32:56,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:32:56,554 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 134 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 57 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:32:56,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 357 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 9.3s Time] [2023-11-06 22:32:56,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2023-11-06 22:32:56,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 134. [2023-11-06 22:32:56,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 83 states have (on average 1.2650602409638554) internal successors, (105), 83 states have internal predecessors, (105), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-06 22:32:56,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 201 transitions. [2023-11-06 22:32:56,600 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 201 transitions. Word has length 158 [2023-11-06 22:32:56,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:32:56,602 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 201 transitions. [2023-11-06 22:32:56,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:32:56,603 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 201 transitions. [2023-11-06 22:32:56,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-06 22:32:56,606 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:56,606 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:56,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:32:56,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:32:56,829 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:56,830 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:56,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1348169896, now seen corresponding path program 1 times [2023-11-06 22:32:56,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:32:56,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [572012436] [2023-11-06 22:32:56,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:56,832 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:32:56,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:32:56,833 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:32:56,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 22:32:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:57,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:32:57,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:32:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 534 proven. 33 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2023-11-06 22:32:58,115 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:32:58,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 99 proven. 36 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2023-11-06 22:32:58,774 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:32:58,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [572012436] [2023-11-06 22:32:58,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [572012436] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:32:58,777 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:32:58,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2023-11-06 22:32:58,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768876425] [2023-11-06 22:32:58,784 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:32:58,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-06 22:32:58,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:32:58,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-06 22:32:58,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:32:58,790 INFO L87 Difference]: Start difference. First operand 134 states and 201 transitions. Second operand has 13 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 3 states have call successors, (31), 3 states have call predecessors, (31), 7 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:33:02,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:33:04,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:33:06,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:33:08,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:33:10,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:33:10,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:33:10,180 INFO L93 Difference]: Finished difference Result 219 states and 319 transitions. [2023-11-06 22:33:10,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-06 22:33:10,210 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 3 states have call successors, (31), 3 states have call predecessors, (31), 7 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 159 [2023-11-06 22:33:10,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:33:10,214 INFO L225 Difference]: With dead ends: 219 [2023-11-06 22:33:10,214 INFO L226 Difference]: Without dead ends: 88 [2023-11-06 22:33:10,225 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 331 GetRequests, 306 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=214, Invalid=436, Unknown=0, NotChecked=0, Total=650 [2023-11-06 22:33:10,227 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 218 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 152 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:33:10,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 226 Invalid, 373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 216 Invalid, 5 Unknown, 0 Unchecked, 10.9s Time] [2023-11-06 22:33:10,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-06 22:33:10,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 82. [2023-11-06 22:33:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 54 states have (on average 1.2037037037037037) internal successors, (65), 54 states have internal predecessors, (65), 24 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:33:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 113 transitions. [2023-11-06 22:33:10,254 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 113 transitions. Word has length 159 [2023-11-06 22:33:10,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:33:10,255 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 113 transitions. [2023-11-06 22:33:10,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 3 states have call successors, (31), 3 states have call predecessors, (31), 7 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:33:10,256 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 113 transitions. [2023-11-06 22:33:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-06 22:33:10,268 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:33:10,268 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:33:10,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:33:10,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:33:10,481 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:33:10,482 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:33:10,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1258003313, now seen corresponding path program 1 times [2023-11-06 22:33:10,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:33:10,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713123606] [2023-11-06 22:33:10,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:33:10,483 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:33:10,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:33:10,490 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:33:10,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 22:33:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:10,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-06 22:33:10,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:33:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 575 proven. 189 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2023-11-06 22:33:16,825 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:33:20,927 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:33:20,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713123606] [2023-11-06 22:33:20,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1713123606] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:33:20,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1095903635] [2023-11-06 22:33:20,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:33:20,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 22:33:20,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 22:33:20,933 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 22:33:20,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-06 22:33:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:22,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:33:22,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:33:23,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 23 proven. 69 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-06 22:33:23,871 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:33:25,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1095903635] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:33:25,616 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:33:25,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 7] total 26 [2023-11-06 22:33:25,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267532877] [2023-11-06 22:33:25,617 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:33:25,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-11-06 22:33:25,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:33:25,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-11-06 22:33:25,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=232, Invalid=890, Unknown=0, NotChecked=0, Total=1122 [2023-11-06 22:33:25,621 INFO L87 Difference]: Start difference. First operand 82 states and 113 transitions. Second operand has 26 states, 26 states have (on average 3.8846153846153846) internal successors, (101), 24 states have internal predecessors, (101), 8 states have call successors, (48), 8 states have call predecessors, (48), 9 states have return successors, (48), 6 states have call predecessors, (48), 8 states have call successors, (48) [2023-11-06 22:33:36,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:33:38,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:33:40,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:33:42,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:33:44,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:33:47,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:33:49,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:33:57,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:33:57,165 INFO L93 Difference]: Finished difference Result 316 states and 405 transitions. [2023-11-06 22:33:57,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-11-06 22:33:57,166 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.8846153846153846) internal successors, (101), 24 states have internal predecessors, (101), 8 states have call successors, (48), 8 states have call predecessors, (48), 9 states have return successors, (48), 6 states have call predecessors, (48), 8 states have call successors, (48) Word has length 160 [2023-11-06 22:33:57,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:33:57,170 INFO L225 Difference]: With dead ends: 316 [2023-11-06 22:33:57,170 INFO L226 Difference]: Without dead ends: 237 [2023-11-06 22:33:57,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1129 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=935, Invalid=3225, Unknown=0, NotChecked=0, Total=4160 [2023-11-06 22:33:57,174 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 272 mSDsluCounter, 779 mSDsCounter, 0 mSdLazyCounter, 1423 mSolverCounterSat, 60 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 912 SdHoareTripleChecker+Invalid, 1489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 1423 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:33:57,175 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 912 Invalid, 1489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 1423 Invalid, 6 Unknown, 0 Unchecked, 26.6s Time] [2023-11-06 22:33:57,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2023-11-06 22:33:57,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 104. [2023-11-06 22:33:57,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 71 states have (on average 1.1549295774647887) internal successors, (82), 71 states have internal predecessors, (82), 24 states have call successors, (24), 8 states have call predecessors, (24), 8 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:33:57,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 130 transitions. [2023-11-06 22:33:57,221 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 130 transitions. Word has length 160 [2023-11-06 22:33:57,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:33:57,222 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 130 transitions. [2023-11-06 22:33:57,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.8846153846153846) internal successors, (101), 24 states have internal predecessors, (101), 8 states have call successors, (48), 8 states have call predecessors, (48), 9 states have return successors, (48), 6 states have call predecessors, (48), 8 states have call successors, (48) [2023-11-06 22:33:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 130 transitions. [2023-11-06 22:33:57,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-06 22:33:57,225 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:33:57,225 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:33:57,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:33:57,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:33:57,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt [2023-11-06 22:33:57,642 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:33:57,642 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:33:57,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1261956621, now seen corresponding path program 1 times [2023-11-06 22:33:57,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:33:57,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [719179688] [2023-11-06 22:33:57,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:33:57,643 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:33:57,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:33:57,644 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:33:57,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8786697c-0263-4b64-8ad1-b9710f61e514/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-06 22:33:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:58,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-06 22:33:58,204 INFO L285 TraceCheckSpWp]: Computing forward predicates...