./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 187e608dd7eb0d2f9c48e42a2102391c335d64a7aaf23ffbd5cb60332049f233 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:04:32,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:04:33,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:04:33,103 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:04:33,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:04:33,144 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:04:33,147 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:04:33,147 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:04:33,148 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:04:33,148 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:04:33,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:04:33,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:04:33,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:04:33,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:04:33,151 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:04:33,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:04:33,151 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:04:33,151 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:04:33,152 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:04:33,152 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:04:33,152 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:04:33,152 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:04:33,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:04:33,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:04:33,152 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:04:33,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:04:33,152 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:04:33,152 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:04:33,152 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:04:33,153 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:04:33,153 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:04:33,153 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:04:33,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:33,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:04:33,153 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:04:33,153 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:04:33,153 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:04:33,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:33,154 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:04:33,154 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:04:33,154 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:04:33,154 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:04:33,154 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:04:33,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:04:33,154 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:04:33,155 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:04:33,155 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:04:33,156 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:04:33,156 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 187e608dd7eb0d2f9c48e42a2102391c335d64a7aaf23ffbd5cb60332049f233 [2024-11-24 00:04:33,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:04:33,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:04:33,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:04:33,566 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:04:33,566 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:04:33,568 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2024-11-24 00:04:36,673 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/data/502a84431/0228434a0d52484c98822d07653f38c2/FLAG7d0d579a9 [2024-11-24 00:04:37,051 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:04:37,052 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2024-11-24 00:04:37,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/data/502a84431/0228434a0d52484c98822d07653f38c2/FLAG7d0d579a9 [2024-11-24 00:04:37,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/data/502a84431/0228434a0d52484c98822d07653f38c2 [2024-11-24 00:04:37,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:04:37,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:04:37,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:04:37,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:04:37,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:04:37,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ddea010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37, skipping insertion in model container [2024-11-24 00:04:37,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,295 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:04:37,505 WARN L250 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_38db5147-412b-4667-b9a5-d028e3a798c6/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2024-11-24 00:04:37,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:04:37,625 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:04:37,645 WARN L250 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_38db5147-412b-4667-b9a5-d028e3a798c6/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2024-11-24 00:04:37,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:04:37,737 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:04:37,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37 WrapperNode [2024-11-24 00:04:37,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:04:37,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:04:37,741 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:04:37,741 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:04:37,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,828 INFO L138 Inliner]: procedures = 29, calls = 159, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 519 [2024-11-24 00:04:37,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:04:37,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:04:37,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:04:37,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:04:37,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,859 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,920 INFO L175 MemorySlicer]: Split 123 memory accesses to 15 slices as follows [2, 9, 8, 20, 3, 8, 10, 10, 8, 8, 3, 6, 7, 8, 13]. 16 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 16 writes are split as follows [0, 2, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1]. [2024-11-24 00:04:37,920 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,921 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,941 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,961 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:04:37,962 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:04:37,962 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:04:37,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:04:37,963 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (1/1) ... [2024-11-24 00:04:37,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:37,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:04:38,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:04:38,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:04:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:04:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 00:04:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 00:04:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 00:04:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 00:04:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 00:04:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 00:04:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 00:04:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 00:04:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 00:04:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 00:04:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 00:04:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 00:04:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 00:04:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 00:04:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 00:04:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-24 00:04:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-24 00:04:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-24 00:04:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-24 00:04:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-24 00:04:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-24 00:04:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-24 00:04:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-11-24 00:04:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2024-11-24 00:04:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-24 00:04:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-24 00:04:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-24 00:04:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-11-24 00:04:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2024-11-24 00:04:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2024-11-24 00:04:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2024-11-24 00:04:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 00:04:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2024-11-24 00:04:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#13 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#14 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:04:38,063 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 00:04:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 00:04:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 00:04:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 00:04:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 00:04:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 00:04:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 00:04:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 00:04:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 00:04:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 00:04:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:04:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:04:38,408 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:04:38,411 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:04:39,335 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-24 00:04:39,336 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:04:39,351 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:04:39,352 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:04:39,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:04:39 BoogieIcfgContainer [2024-11-24 00:04:39,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:04:39,355 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:04:39,355 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:04:39,361 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:04:39,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:04:37" (1/3) ... [2024-11-24 00:04:39,362 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf3347b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:04:39, skipping insertion in model container [2024-11-24 00:04:39,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:37" (2/3) ... [2024-11-24 00:04:39,363 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf3347b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:04:39, skipping insertion in model container [2024-11-24 00:04:39,363 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:04:39" (3/3) ... [2024-11-24 00:04:39,366 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-65.i [2024-11-24 00:04:39,383 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:04:39,385 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-65.i that has 2 procedures, 113 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:04:39,454 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:04:39,468 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2e7367d6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:04:39,469 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:04:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 99 states have (on average 1.4545454545454546) internal successors, (144), 100 states have internal predecessors, (144), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-24 00:04:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-24 00:04:39,486 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:39,486 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:39,487 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:39,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:39,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1938011596, now seen corresponding path program 1 times [2024-11-24 00:04:39,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:39,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605406287] [2024-11-24 00:04:39,503 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:39,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:39,964 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-24 00:04:39,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:39,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605406287] [2024-11-24 00:04:39,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605406287] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:04:39,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265812161] [2024-11-24 00:04:39,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:39,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:04:39,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:04:39,969 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:04:39,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:04:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:40,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:04:40,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:04:40,516 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-24 00:04:40,516 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:04:40,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1265812161] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:40,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:04:40,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:04:40,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778889927] [2024-11-24 00:04:40,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:40,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:04:40,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:40,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:04:40,554 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:04:40,558 INFO L87 Difference]: Start difference. First operand has 113 states, 99 states have (on average 1.4545454545454546) internal successors, (144), 100 states have internal predecessors, (144), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:04:40,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:40,603 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2024-11-24 00:04:40,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:04:40,606 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) Word has length 112 [2024-11-24 00:04:40,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:40,614 INFO L225 Difference]: With dead ends: 219 [2024-11-24 00:04:40,614 INFO L226 Difference]: Without dead ends: 109 [2024-11-24 00:04:40,618 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:04:40,622 INFO L435 NwaCegarLoop]: 157 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, 157 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 [2024-11-24 00:04:40,624 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:04:40,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-24 00:04:40,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-24 00:04:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 96 states have (on average 1.40625) internal successors, (135), 96 states have internal predecessors, (135), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-24 00:04:40,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 157 transitions. [2024-11-24 00:04:40,684 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 157 transitions. Word has length 112 [2024-11-24 00:04:40,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:40,685 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 157 transitions. [2024-11-24 00:04:40,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:04:40,687 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 157 transitions. [2024-11-24 00:04:40,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-24 00:04:40,695 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:40,696 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:40,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-24 00:04:40,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 00:04:40,900 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:40,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:40,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1962849030, now seen corresponding path program 1 times [2024-11-24 00:04:40,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:40,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899331797] [2024-11-24 00:04:40,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:40,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:04:41,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:41,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899331797] [2024-11-24 00:04:41,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899331797] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:41,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:04:41,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:04:41,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308702860] [2024-11-24 00:04:41,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:41,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:04:41,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:41,290 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:04:41,290 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:04:41,290 INFO L87 Difference]: Start difference. First operand 109 states and 157 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:04:41,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:41,343 INFO L93 Difference]: Finished difference Result 217 states and 314 transitions. [2024-11-24 00:04:41,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:04:41,344 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 112 [2024-11-24 00:04:41,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:41,346 INFO L225 Difference]: With dead ends: 217 [2024-11-24 00:04:41,346 INFO L226 Difference]: Without dead ends: 111 [2024-11-24 00:04:41,347 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:04:41,348 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:41,349 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 454 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:04:41,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-24 00:04:41,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2024-11-24 00:04:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 98 states have (on average 1.3979591836734695) internal successors, (137), 98 states have internal predecessors, (137), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-24 00:04:41,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 159 transitions. [2024-11-24 00:04:41,364 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 159 transitions. Word has length 112 [2024-11-24 00:04:41,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:41,366 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 159 transitions. [2024-11-24 00:04:41,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:04:41,367 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 159 transitions. [2024-11-24 00:04:41,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-24 00:04:41,369 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:41,369 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:41,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:04:41,370 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:41,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:41,371 INFO L85 PathProgramCache]: Analyzing trace with hash 611463812, now seen corresponding path program 1 times [2024-11-24 00:04:41,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:41,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198150698] [2024-11-24 00:04:41,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:41,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:42,119 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-24 00:04:42,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:42,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198150698] [2024-11-24 00:04:42,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198150698] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:04:42,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [896824266] [2024-11-24 00:04:42,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:42,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:04:42,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:04:42,126 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:04:42,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 00:04:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:42,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:04:42,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:04:42,663 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:04:42,666 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:04:42,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [896824266] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:42,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:04:42,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2024-11-24 00:04:42,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059164086] [2024-11-24 00:04:42,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:42,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:04:42,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:42,669 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:04:42,669 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:04:42,669 INFO L87 Difference]: Start difference. First operand 111 states and 159 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:04:42,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:42,749 INFO L93 Difference]: Finished difference Result 222 states and 319 transitions. [2024-11-24 00:04:42,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:04:42,750 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 112 [2024-11-24 00:04:42,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:42,752 INFO L225 Difference]: With dead ends: 222 [2024-11-24 00:04:42,752 INFO L226 Difference]: Without dead ends: 114 [2024-11-24 00:04:42,753 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:04:42,754 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 1 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:42,754 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 451 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:04:42,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-24 00:04:42,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 113. [2024-11-24 00:04:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 100 states have (on average 1.39) internal successors, (139), 100 states have internal predecessors, (139), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-24 00:04:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 161 transitions. [2024-11-24 00:04:42,778 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 161 transitions. Word has length 112 [2024-11-24 00:04:42,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:42,779 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 161 transitions. [2024-11-24 00:04:42,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:04:42,779 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 161 transitions. [2024-11-24 00:04:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-24 00:04:42,781 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:42,781 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:42,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-24 00:04:42,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:04:42,985 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:42,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:42,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1291522182, now seen corresponding path program 1 times [2024-11-24 00:04:42,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:42,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957987025] [2024-11-24 00:04:42,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:42,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-24 00:04:43,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:43,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957987025] [2024-11-24 00:04:43,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957987025] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:04:43,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102941966] [2024-11-24 00:04:43,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:43,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:04:43,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:04:43,380 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:04:43,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 00:04:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:43,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:04:43,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:04:43,819 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:04:43,820 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:04:43,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102941966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:43,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:04:43,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2024-11-24 00:04:43,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209272885] [2024-11-24 00:04:43,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:43,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:04:43,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:43,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:04:43,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:04:43,825 INFO L87 Difference]: Start difference. First operand 113 states and 161 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:04:43,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:43,869 INFO L93 Difference]: Finished difference Result 226 states and 323 transitions. [2024-11-24 00:04:43,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:04:43,870 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 112 [2024-11-24 00:04:43,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:43,874 INFO L225 Difference]: With dead ends: 226 [2024-11-24 00:04:43,874 INFO L226 Difference]: Without dead ends: 116 [2024-11-24 00:04:43,874 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:04:43,875 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 1 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:43,875 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 452 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:04:43,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-24 00:04:43,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 115. [2024-11-24 00:04:43,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 102 states have (on average 1.3823529411764706) internal successors, (141), 102 states have internal predecessors, (141), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-24 00:04:43,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 163 transitions. [2024-11-24 00:04:43,895 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 163 transitions. Word has length 112 [2024-11-24 00:04:43,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:43,896 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 163 transitions. [2024-11-24 00:04:43,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:04:43,897 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 163 transitions. [2024-11-24 00:04:43,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-24 00:04:43,899 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:43,899 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:43,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-24 00:04:44,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:04:44,100 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:44,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:44,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1228437752, now seen corresponding path program 1 times [2024-11-24 00:04:44,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:44,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632924771] [2024-11-24 00:04:44,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:44,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:44,456 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-24 00:04:44,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:44,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632924771] [2024-11-24 00:04:44,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632924771] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:04:44,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1374098459] [2024-11-24 00:04:44,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:44,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:04:44,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:04:44,460 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:04:44,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 00:04:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:44,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:04:44,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:04:44,885 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:04:44,885 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:04:44,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1374098459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:44,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:04:44,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2024-11-24 00:04:44,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689073805] [2024-11-24 00:04:44,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:44,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:04:44,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:44,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:04:44,888 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:04:44,888 INFO L87 Difference]: Start difference. First operand 115 states and 163 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:04:44,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:44,926 INFO L93 Difference]: Finished difference Result 230 states and 327 transitions. [2024-11-24 00:04:44,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:04:44,927 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 112 [2024-11-24 00:04:44,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:44,928 INFO L225 Difference]: With dead ends: 230 [2024-11-24 00:04:44,930 INFO L226 Difference]: Without dead ends: 118 [2024-11-24 00:04:44,931 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:04:44,933 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 1 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:44,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 454 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:04:44,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2024-11-24 00:04:44,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 117. [2024-11-24 00:04:44,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 104 states have (on average 1.375) internal successors, (143), 104 states have internal predecessors, (143), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-24 00:04:44,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 165 transitions. [2024-11-24 00:04:44,950 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 165 transitions. Word has length 112 [2024-11-24 00:04:44,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:44,952 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 165 transitions. [2024-11-24 00:04:44,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:04:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 165 transitions. [2024-11-24 00:04:44,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-24 00:04:44,957 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:44,957 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:44,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-24 00:04:45,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:04:45,158 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:45,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:45,159 INFO L85 PathProgramCache]: Analyzing trace with hash -1226590710, now seen corresponding path program 1 times [2024-11-24 00:04:45,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:45,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497862336] [2024-11-24 00:04:45,159 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:45,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:45,456 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-24 00:04:45,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:45,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497862336] [2024-11-24 00:04:45,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497862336] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:04:45,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1217997295] [2024-11-24 00:04:45,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:45,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:04:45,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:04:45,460 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:04:45,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-24 00:04:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:45,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 00:04:45,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:04:45,869 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:04:45,869 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:04:45,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1217997295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:45,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:04:45,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 9 [2024-11-24 00:04:45,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658756205] [2024-11-24 00:04:45,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:45,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:04:45,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:45,874 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:04:45,874 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:04:45,875 INFO L87 Difference]: Start difference. First operand 117 states and 165 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:04:45,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:45,934 INFO L93 Difference]: Finished difference Result 234 states and 331 transitions. [2024-11-24 00:04:45,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:04:45,935 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 112 [2024-11-24 00:04:45,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:45,937 INFO L225 Difference]: With dead ends: 234 [2024-11-24 00:04:45,938 INFO L226 Difference]: Without dead ends: 120 [2024-11-24 00:04:45,938 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:04:45,940 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 0 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:45,942 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 601 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:04:45,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-24 00:04:45,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-11-24 00:04:45,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 107 states have (on average 1.3644859813084111) internal successors, (146), 107 states have internal predecessors, (146), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-24 00:04:45,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 168 transitions. [2024-11-24 00:04:45,958 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 168 transitions. Word has length 112 [2024-11-24 00:04:45,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:45,958 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 168 transitions. [2024-11-24 00:04:45,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:04:45,959 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 168 transitions. [2024-11-24 00:04:45,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-24 00:04:45,960 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:45,961 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:45,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-24 00:04:46,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-24 00:04:46,162 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:46,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:46,163 INFO L85 PathProgramCache]: Analyzing trace with hash 355820412, now seen corresponding path program 1 times [2024-11-24 00:04:46,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:46,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815267180] [2024-11-24 00:04:46,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:46,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:04:46,291 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:04:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:04:46,514 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:04:46,515 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:04:46,516 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:04:46,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 00:04:46,522 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:46,801 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:04:46,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:04:46 BoogieIcfgContainer [2024-11-24 00:04:46,810 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:04:46,811 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:04:46,811 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:04:46,811 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:04:46,812 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:04:39" (3/4) ... [2024-11-24 00:04:46,815 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:04:46,816 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:04:46,817 INFO L158 Benchmark]: Toolchain (without parser) took 9569.27ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 85.1MB in the beginning and 93.3MB in the end (delta: -8.2MB). Peak memory consumption was 156.5MB. Max. memory is 16.1GB. [2024-11-24 00:04:46,817 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:04:46,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 488.78ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 70.7MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:04:46,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.76ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 67.6MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:04:46,820 INFO L158 Benchmark]: Boogie Preprocessor took 132.49ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 62.5MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:04:46,820 INFO L158 Benchmark]: RCFGBuilder took 1390.77ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 76.2MB in the end (delta: -13.7MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2024-11-24 00:04:46,821 INFO L158 Benchmark]: TraceAbstraction took 7455.60ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 75.6MB in the beginning and 93.4MB in the end (delta: -17.8MB). Peak memory consumption was 149.3MB. Max. memory is 16.1GB. [2024-11-24 00:04:46,821 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 285.2MB. Free memory was 93.4MB in the beginning and 93.3MB in the end (delta: 57.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:04:46,823 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 488.78ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 70.7MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.76ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 67.6MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.49ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 62.5MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1390.77ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 76.2MB in the end (delta: -13.7MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. * TraceAbstraction took 7455.60ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 75.6MB in the beginning and 93.4MB in the end (delta: -17.8MB). Peak memory consumption was 149.3MB. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 285.2MB. Free memory was 93.4MB in the beginning and 93.3MB in the end (delta: 57.0kB). 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 someBinaryArithmeticDOUBLEoperation at line 70, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someUnaryFLOAToperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 1000000000.1; [L22] float var_1_1 = 1000000000.1; [L23] float* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_3 = 1; [L24] unsigned char var_1_3 = 1; [L25] unsigned char* var_1_3_Pointer = &(var_1_3); [L26] float var_1_4 = 8.2; [L26] float var_1_4 = 8.2; [L27] float* var_1_4_Pointer = &(var_1_4); [L28] signed long int var_1_5 = -32; [L28] signed long int var_1_5 = -32; [L29] signed long int* var_1_5_Pointer = &(var_1_5); [L30] double var_1_9 = 100.5; [L30] double var_1_9 = 100.5; [L31] double* var_1_9_Pointer = &(var_1_9); [L32] double var_1_12 = 25.25; [L32] double var_1_12 = 25.25; [L33] double* var_1_12_Pointer = &(var_1_12); [L34] double var_1_13 = 63.6; [L34] double var_1_13 = 63.6; [L35] double* var_1_13_Pointer = &(var_1_13); [L36] double var_1_14 = 0.0; [L36] double var_1_14 = 0.0; [L37] double* var_1_14_Pointer = &(var_1_14); [L38] double var_1_15 = 0.8; [L38] double var_1_15 = 0.8; [L39] double* var_1_15_Pointer = &(var_1_15); [L40] signed char var_1_16 = -8; [L40] signed char var_1_16 = -8; [L41] signed char* var_1_16_Pointer = &(var_1_16); [L42] signed char var_1_17 = 8; [L42] signed char var_1_17 = 8; [L43] signed char* var_1_17_Pointer = &(var_1_17); [L44] unsigned short int var_1_18 = 2; [L44] unsigned short int var_1_18 = 2; [L45] unsigned short int* var_1_18_Pointer = &(var_1_18); [L46] unsigned short int var_1_19 = 50; [L46] unsigned short int var_1_19 = 50; [L47] unsigned short int* var_1_19_Pointer = &(var_1_19); [L48] unsigned short int var_1_20 = 0; [L48] unsigned short int var_1_20 = 0; [L49] unsigned short int* var_1_20_Pointer = &(var_1_20); [L50] double last_1_var_1_9 = 100.5; VAL [isInitial=0, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L106] isInitial = 1 [L107] FCALL initially() [L109] CALL updateLastVariables() [L99] EXPR \read(var_1_9) [L99] last_1_var_1_9 = var_1_9 [L109] RET updateLastVariables() [L110] CALL updateVariables() [L78] var_1_3 = __VERIFIER_nondet_uchar() [L79] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L79] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L79] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L80] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L80] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L80] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L81] var_1_4 = __VERIFIER_nondet_float() [L82] EXPR \read(var_1_4) [L82] EXPR var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L82] EXPR var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F [L82] EXPR \read(var_1_4) [L82] EXPR var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L82] EXPR (var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L82] EXPR (var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L82] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L82] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L83] var_1_12 = __VERIFIER_nondet_double() [L84] EXPR \read(var_1_12) [L84] EXPR var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L84] EXPR var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F [L84] EXPR \read(var_1_12) [L84] EXPR var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L84] EXPR (var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L84] EXPR (var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L84] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L84] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L85] var_1_13 = __VERIFIER_nondet_double() [L86] EXPR \read(var_1_13) [L86] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L86] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F [L86] EXPR \read(var_1_13) [L86] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L86] EXPR (var_1_13 >= 0.0F && 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_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L86] EXPR (var_1_13 >= 0.0F && 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_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L86] CALL assume_abort_if_not((var_1_13 >= 0.0F && 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_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L86] RET assume_abort_if_not((var_1_13 >= 0.0F && 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_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L87] var_1_14 = __VERIFIER_nondet_double() [L88] EXPR \read(var_1_14) [L88] EXPR var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L88] EXPR var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F [L88] EXPR \read(var_1_14) [L88] EXPR var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L88] EXPR (var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L88] EXPR (var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L88] CALL assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L88] RET assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L89] var_1_15 = __VERIFIER_nondet_double() [L90] EXPR \read(var_1_15) [L90] EXPR var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L90] EXPR var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F [L90] EXPR \read(var_1_15) [L90] EXPR var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L90] EXPR (var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L90] EXPR (var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L90] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L90] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L91] var_1_17 = __VERIFIER_nondet_char() [L92] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L92] CALL assume_abort_if_not(var_1_17 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L92] RET assume_abort_if_not(var_1_17 >= -127) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L93] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L93] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L93] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L94] var_1_19 = __VERIFIER_nondet_ushort() [L95] EXPR \read(var_1_19) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L95] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L95] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L96] EXPR \read(var_1_19) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L96] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L96] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L110] RET updateVariables() [L111] CALL step() [L54] COND TRUE 0.625f > last_1_var_1_9 [L55] EXPR \read(*var_1_3_Pointer) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L55] COND FALSE !((*(var_1_3_Pointer))) [L61] EXPR \read(*var_1_17_Pointer) [L61] (*(var_1_16_Pointer)) = (*(var_1_17_Pointer)) [L62] EXPR \read(*var_1_19_Pointer) [L62] (*(var_1_18_Pointer)) = (*(var_1_19_Pointer)) [L63] EXPR \read(*var_1_19_Pointer) [L63] (*(var_1_20_Pointer)) = (*(var_1_19_Pointer)) [L64] EXPR \read(*var_1_3_Pointer) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L64] COND FALSE !((*(var_1_3_Pointer))) [L69] EXPR \read(*var_1_1_Pointer) [L69] EXPR \read(*var_1_1_Pointer) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L69] COND TRUE (*(var_1_1_Pointer)) <= (*(var_1_1_Pointer)) [L70] EXPR \read(*var_1_13_Pointer) [L70] EXPR \read(*var_1_14_Pointer) [L70] EXPR \read(*var_1_15_Pointer) [L70] (*(var_1_9_Pointer)) = ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))) [L73] EXPR \read(*var_1_4_Pointer) [L73] EXPR \read(*var_1_9_Pointer) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L73] COND FALSE !((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) [L111] RET step() [L112] CALL, EXPR property() [L102] EXPR (0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) [L102] EXPR \read(*var_1_1_Pointer) [L102] EXPR \read(*var_1_4_Pointer) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR (((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))) [L102] EXPR \read(*var_1_4_Pointer) [L102] EXPR (((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR (0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR ((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR ((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR (((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1)) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR (((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1)) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR ((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer)))) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR ((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer)))) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR (((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer))))) && ((*(var_1_18_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer)))) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR (((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer))))) && ((*(var_1_18_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer)))) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR ((((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer))))) && ((*(var_1_18_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer))))) && ((*(var_1_20_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer)))) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102] EXPR ((((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer))))) && ((*(var_1_18_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer))))) && ((*(var_1_20_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer)))) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L102-L103] return ((((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer))))) && ((*(var_1_18_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer))))) && ((*(var_1_20_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer)))) ; [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 7, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 2569 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1641 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 92 IncrementalHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 928 mSDtfsCounter, 92 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 593 GetRequests, 563 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=6, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 3 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1344 NumberOfCodeBlocks, 1344 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1221 ConstructedInterpolants, 0 QuantifiedInterpolants, 1289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2663 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 11 InterpolantComputations, 6 PerfectInterpolantSequences, 2280/2420 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 00:04:46,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 187e608dd7eb0d2f9c48e42a2102391c335d64a7aaf23ffbd5cb60332049f233 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:04:49,992 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:04:50,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:04:50,176 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:04:50,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:04:50,222 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:04:50,224 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:04:50,224 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:04:50,225 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:04:50,225 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:04:50,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:04:50,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:04:50,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:04:50,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:04:50,228 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:04:50,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:04:50,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:04:50,229 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:04:50,229 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:04:50,229 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:04:50,230 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:04:50,230 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:04:50,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:04:50,230 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:04:50,230 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:04:50,230 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:04:50,230 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:04:50,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:04:50,230 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:04:50,230 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:04:50,230 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:04:50,231 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:04:50,231 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:04:50,231 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:04:50,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:50,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:04:50,231 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:04:50,231 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:04:50,231 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:04:50,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:50,231 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:04:50,231 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:04:50,232 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:04:50,232 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:04:50,232 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:04:50,232 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:04:50,232 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:04:50,232 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:04:50,232 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:04:50,232 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:04:50,232 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 187e608dd7eb0d2f9c48e42a2102391c335d64a7aaf23ffbd5cb60332049f233 [2024-11-24 00:04:50,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:04:50,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:04:50,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:04:50,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:04:50,649 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:04:50,651 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2024-11-24 00:04:53,994 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/data/28b4c4413/bd0e67aafa824afb90e8decdedb6d312/FLAG5bef9dd38 [2024-11-24 00:04:54,324 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:04:54,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2024-11-24 00:04:54,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/data/28b4c4413/bd0e67aafa824afb90e8decdedb6d312/FLAG5bef9dd38 [2024-11-24 00:04:54,368 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/data/28b4c4413/bd0e67aafa824afb90e8decdedb6d312 [2024-11-24 00:04:54,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:04:54,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:04:54,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:04:54,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:04:54,384 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:04:54,385 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:54,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ad76de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54, skipping insertion in model container [2024-11-24 00:04:54,387 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:54,414 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:04:54,616 WARN L250 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_38db5147-412b-4667-b9a5-d028e3a798c6/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2024-11-24 00:04:54,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:04:54,766 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:04:54,781 WARN L250 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_38db5147-412b-4667-b9a5-d028e3a798c6/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2024-11-24 00:04:54,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:04:54,873 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:04:54,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54 WrapperNode [2024-11-24 00:04:54,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:04:54,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:04:54,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:04:54,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:04:54,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:54,917 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:54,985 INFO L138 Inliner]: procedures = 39, calls = 159, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 518 [2024-11-24 00:04:54,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:04:54,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:04:54,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:04:54,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:04:54,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:54,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:55,013 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:55,088 INFO L175 MemorySlicer]: Split 123 memory accesses to 15 slices as follows [2, 9, 8, 20, 3, 8, 10, 10, 8, 8, 3, 6, 7, 8, 13]. 16 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 16 writes are split as follows [0, 2, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1]. [2024-11-24 00:04:55,088 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:55,088 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:55,124 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:55,126 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:55,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:55,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:55,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:55,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:04:55,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:04:55,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:04:55,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:04:55,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (1/1) ... [2024-11-24 00:04:55,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:55,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:04:55,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:04:55,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:04:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:04:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-24 00:04:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-24 00:04:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-24 00:04:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-24 00:04:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-24 00:04:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-24 00:04:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-24 00:04:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-24 00:04:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-24 00:04:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-24 00:04:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-24 00:04:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-24 00:04:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#12 [2024-11-24 00:04:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#13 [2024-11-24 00:04:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#14 [2024-11-24 00:04:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-24 00:04:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-24 00:04:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-24 00:04:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-24 00:04:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-24 00:04:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-24 00:04:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-24 00:04:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-24 00:04:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2024-11-24 00:04:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#9 [2024-11-24 00:04:55,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#10 [2024-11-24 00:04:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#11 [2024-11-24 00:04:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#12 [2024-11-24 00:04:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#13 [2024-11-24 00:04:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#14 [2024-11-24 00:04:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-24 00:04:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-24 00:04:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-24 00:04:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-24 00:04:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-24 00:04:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-24 00:04:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#14 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-24 00:04:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-24 00:04:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-24 00:04:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-24 00:04:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-24 00:04:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-24 00:04:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-24 00:04:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-24 00:04:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-24 00:04:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-24 00:04:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-24 00:04:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-24 00:04:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-24 00:04:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-24 00:04:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-24 00:04:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-24 00:04:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-24 00:04:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-24 00:04:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-24 00:04:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-24 00:04:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-24 00:04:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-24 00:04:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-24 00:04:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-24 00:04:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-24 00:04:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-24 00:04:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-24 00:04:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-24 00:04:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-11-24 00:04:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-11-24 00:04:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-11-24 00:04:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#12 [2024-11-24 00:04:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#13 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#14 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-24 00:04:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-11-24 00:04:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-24 00:04:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-24 00:04:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-24 00:04:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-24 00:04:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-24 00:04:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-24 00:04:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-24 00:04:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-24 00:04:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-24 00:04:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-24 00:04:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-24 00:04:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-11-24 00:04:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-11-24 00:04:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-11-24 00:04:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-11-24 00:04:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:04:55,278 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:04:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:04:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:04:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-24 00:04:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-24 00:04:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-24 00:04:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-24 00:04:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-24 00:04:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-24 00:04:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-24 00:04:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-24 00:04:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-24 00:04:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-11-24 00:04:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-11-24 00:04:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-24 00:04:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-24 00:04:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-24 00:04:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-24 00:04:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-24 00:04:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-24 00:04:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-24 00:04:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-24 00:04:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-24 00:04:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-24 00:04:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-24 00:04:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-24 00:04:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-24 00:04:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-24 00:04:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-24 00:04:55,740 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:04:55,742 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:05:00,194 INFO L? ?]: Removed 120 outVars from TransFormulas that were not future-live. [2024-11-24 00:05:00,194 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:05:00,211 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:05:00,211 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:05:00,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:05:00 BoogieIcfgContainer [2024-11-24 00:05:00,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:05:00,215 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:05:00,215 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:05:00,221 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:05:00,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:04:54" (1/3) ... [2024-11-24 00:05:00,222 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56c09b39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:05:00, skipping insertion in model container [2024-11-24 00:05:00,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:54" (2/3) ... [2024-11-24 00:05:00,223 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56c09b39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:05:00, skipping insertion in model container [2024-11-24 00:05:00,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:05:00" (3/3) ... [2024-11-24 00:05:00,224 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-65.i [2024-11-24 00:05:00,240 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:05:00,242 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-65.i that has 2 procedures, 113 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:05:00,323 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:05:00,337 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4791d92f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:05:00,338 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:05:00,342 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 99 states have (on average 1.4545454545454546) internal successors, (144), 100 states have internal predecessors, (144), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-24 00:05:00,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-24 00:05:00,354 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:00,355 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:00,355 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:00,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:00,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1938011596, now seen corresponding path program 1 times [2024-11-24 00:05:00,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:00,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1783479002] [2024-11-24 00:05:00,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:00,378 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 [2024-11-24 00:05:00,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:00,381 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:00,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:01,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:05:01,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-24 00:05:01,311 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:05:01,312 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:05:01,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1783479002] [2024-11-24 00:05:01,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1783479002] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:01,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:05:01,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:05:01,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786221170] [2024-11-24 00:05:01,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:01,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:05:01,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:05:01,351 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:05:01,352 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:05:01,356 INFO L87 Difference]: Start difference. First operand has 113 states, 99 states have (on average 1.4545454545454546) internal successors, (144), 100 states have internal predecessors, (144), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:05:01,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:01,396 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2024-11-24 00:05:01,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:05:01,398 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 112 [2024-11-24 00:05:01,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:01,406 INFO L225 Difference]: With dead ends: 219 [2024-11-24 00:05:01,407 INFO L226 Difference]: Without dead ends: 109 [2024-11-24 00:05:01,411 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:05:01,418 INFO L435 NwaCegarLoop]: 157 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, 157 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 [2024-11-24 00:05:01,420 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:05:01,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-24 00:05:01,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-24 00:05:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 96 states have (on average 1.40625) internal successors, (135), 96 states have internal predecessors, (135), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-24 00:05:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 157 transitions. [2024-11-24 00:05:01,486 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 157 transitions. Word has length 112 [2024-11-24 00:05:01,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:01,487 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 157 transitions. [2024-11-24 00:05:01,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:05:01,488 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 157 transitions. [2024-11-24 00:05:01,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-24 00:05:01,495 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:01,496 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:01,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:01,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:01,698 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:01,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:01,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1962849030, now seen corresponding path program 1 times [2024-11-24 00:05:01,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:01,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1304023120] [2024-11-24 00:05:01,704 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:01,704 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:05:01,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:01,706 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:01,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:02,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:05:02,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:02,758 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-24 00:05:02,759 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:05:02,759 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:05:02,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1304023120] [2024-11-24 00:05:02,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1304023120] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:02,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:05:02,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:05:02,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758058856] [2024-11-24 00:05:02,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:02,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:05:02,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:05:02,776 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:05:02,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:05:02,777 INFO L87 Difference]: Start difference. First operand 109 states and 157 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:05:02,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:02,896 INFO L93 Difference]: Finished difference Result 217 states and 314 transitions. [2024-11-24 00:05:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:05:02,901 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 112 [2024-11-24 00:05:02,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:02,903 INFO L225 Difference]: With dead ends: 217 [2024-11-24 00:05:02,903 INFO L226 Difference]: Without dead ends: 111 [2024-11-24 00:05:02,904 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:05:02,908 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:05:02,908 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 454 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:05:02,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-24 00:05:02,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2024-11-24 00:05:02,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 98 states have (on average 1.3979591836734695) internal successors, (137), 98 states have internal predecessors, (137), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-24 00:05:02,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 159 transitions. [2024-11-24 00:05:02,927 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 159 transitions. Word has length 112 [2024-11-24 00:05:02,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:02,932 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 159 transitions. [2024-11-24 00:05:02,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:05:02,932 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 159 transitions. [2024-11-24 00:05:02,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-24 00:05:02,937 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:02,937 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:02,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-24 00:05:03,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:03,138 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:03,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:03,139 INFO L85 PathProgramCache]: Analyzing trace with hash 611463812, now seen corresponding path program 1 times [2024-11-24 00:05:03,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:03,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1775376310] [2024-11-24 00:05:03,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:03,140 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 [2024-11-24 00:05:03,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:03,142 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:03,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:04,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 00:05:04,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:04,238 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:05:04,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 20 [2024-11-24 00:05:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:05:05,901 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:05:05,906 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:05:05,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1775376310] [2024-11-24 00:05:05,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1775376310] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:05,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:05:05,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:05:05,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045902741] [2024-11-24 00:05:05,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:05,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:05:05,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:05:05,908 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:05:05,908 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:05:05,908 INFO L87 Difference]: Start difference. First operand 111 states and 159 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:09,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:05:12,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:05:15,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:05:17,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:05:18,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:18,152 INFO L93 Difference]: Finished difference Result 357 states and 510 transitions. [2024-11-24 00:05:18,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:05:18,158 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 112 [2024-11-24 00:05:18,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:18,163 INFO L225 Difference]: With dead ends: 357 [2024-11-24 00:05:18,163 INFO L226 Difference]: Without dead ends: 249 [2024-11-24 00:05:18,164 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:05:18,167 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 206 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:05:18,168 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 367 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 12.1s Time] [2024-11-24 00:05:18,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2024-11-24 00:05:18,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 216. [2024-11-24 00:05:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 191 states have (on average 1.382198952879581) internal successors, (264), 191 states have internal predecessors, (264), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:05:18,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 308 transitions. [2024-11-24 00:05:18,211 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 308 transitions. Word has length 112 [2024-11-24 00:05:18,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:18,213 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 308 transitions. [2024-11-24 00:05:18,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:18,213 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 308 transitions. [2024-11-24 00:05:18,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-24 00:05:18,216 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:18,216 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:18,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-24 00:05:18,416 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:18,417 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:18,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:18,417 INFO L85 PathProgramCache]: Analyzing trace with hash -726119745, now seen corresponding path program 1 times [2024-11-24 00:05:18,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:18,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1476588124] [2024-11-24 00:05:18,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:18,418 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 [2024-11-24 00:05:18,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:18,422 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:18,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:19,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 00:05:19,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:19,212 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:05:19,212 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:05:19,212 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:05:19,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1476588124] [2024-11-24 00:05:19,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1476588124] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:19,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:05:19,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:05:19,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386744520] [2024-11-24 00:05:19,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:19,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:05:19,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:05:19,215 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:05:19,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:05:19,215 INFO L87 Difference]: Start difference. First operand 216 states and 308 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:19,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:19,344 INFO L93 Difference]: Finished difference Result 439 states and 627 transitions. [2024-11-24 00:05:19,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:05:19,346 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-11-24 00:05:19,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:19,348 INFO L225 Difference]: With dead ends: 439 [2024-11-24 00:05:19,349 INFO L226 Difference]: Without dead ends: 226 [2024-11-24 00:05:19,350 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:05:19,351 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 1 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:05:19,351 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 592 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:05:19,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-24 00:05:19,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 224. [2024-11-24 00:05:19,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 199 states have (on average 1.3668341708542713) internal successors, (272), 199 states have internal predecessors, (272), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:05:19,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 316 transitions. [2024-11-24 00:05:19,375 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 316 transitions. Word has length 113 [2024-11-24 00:05:19,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:19,375 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 316 transitions. [2024-11-24 00:05:19,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:19,376 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 316 transitions. [2024-11-24 00:05:19,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-24 00:05:19,378 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:19,378 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:19,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-24 00:05:19,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:19,579 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:19,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:19,579 INFO L85 PathProgramCache]: Analyzing trace with hash -46061375, now seen corresponding path program 1 times [2024-11-24 00:05:19,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:19,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1488786122] [2024-11-24 00:05:19,580 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:19,580 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 [2024-11-24 00:05:19,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:19,583 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:19,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-24 00:05:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:20,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 00:05:20,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:20,401 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:05:20,402 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:05:20,402 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:05:20,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1488786122] [2024-11-24 00:05:20,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1488786122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:20,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:05:20,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:05:20,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736284426] [2024-11-24 00:05:20,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:20,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:05:20,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:05:20,404 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:05:20,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:05:20,405 INFO L87 Difference]: Start difference. First operand 224 states and 316 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:20,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:20,560 INFO L93 Difference]: Finished difference Result 451 states and 637 transitions. [2024-11-24 00:05:20,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:05:20,561 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-11-24 00:05:20,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:20,566 INFO L225 Difference]: With dead ends: 451 [2024-11-24 00:05:20,567 INFO L226 Difference]: Without dead ends: 230 [2024-11-24 00:05:20,569 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:05:20,570 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 1 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 730 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:05:20,573 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 730 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:05:20,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-24 00:05:20,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 228. [2024-11-24 00:05:20,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 203 states have (on average 1.3596059113300492) internal successors, (276), 203 states have internal predecessors, (276), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:05:20,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 320 transitions. [2024-11-24 00:05:20,611 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 320 transitions. Word has length 113 [2024-11-24 00:05:20,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:20,611 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 320 transitions. [2024-11-24 00:05:20,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:20,612 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 320 transitions. [2024-11-24 00:05:20,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-24 00:05:20,617 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:20,618 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:20,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-24 00:05:20,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:20,819 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:20,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:20,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1728945987, now seen corresponding path program 1 times [2024-11-24 00:05:20,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:20,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1885964962] [2024-11-24 00:05:20,820 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:20,820 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 [2024-11-24 00:05:20,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:20,822 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:20,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:21,547 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:05:21,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:21,706 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:05:21,707 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:05:21,708 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:05:21,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1885964962] [2024-11-24 00:05:21,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1885964962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:21,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:05:21,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:05:21,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259834886] [2024-11-24 00:05:21,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:21,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:05:21,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:05:21,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:05:21,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:05:21,713 INFO L87 Difference]: Start difference. First operand 228 states and 320 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:21,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:21,888 INFO L93 Difference]: Finished difference Result 459 states and 645 transitions. [2024-11-24 00:05:21,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:05:21,889 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-11-24 00:05:21,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:21,891 INFO L225 Difference]: With dead ends: 459 [2024-11-24 00:05:21,892 INFO L226 Difference]: Without dead ends: 234 [2024-11-24 00:05:21,892 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:05:21,893 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 1 mSDsluCounter, 721 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:05:21,894 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 869 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:05:21,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-24 00:05:21,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 232. [2024-11-24 00:05:21,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 207 states have (on average 1.3526570048309179) internal successors, (280), 207 states have internal predecessors, (280), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:05:21,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 324 transitions. [2024-11-24 00:05:21,912 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 324 transitions. Word has length 113 [2024-11-24 00:05:21,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:21,913 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 324 transitions. [2024-11-24 00:05:21,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:21,913 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 324 transitions. [2024-11-24 00:05:21,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-24 00:05:21,915 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:21,915 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:21,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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)] Forceful destruction successful, exit code 0 [2024-11-24 00:05:22,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:22,116 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:22,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:22,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1730793029, now seen corresponding path program 1 times [2024-11-24 00:05:22,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:22,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1995180423] [2024-11-24 00:05:22,117 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:22,117 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 [2024-11-24 00:05:22,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:22,119 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:22,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (8)] Waiting until timeout for monitored process [2024-11-24 00:05:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:22,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-24 00:05:22,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:22,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 00:05:23,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 38 [2024-11-24 00:05:23,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 38 [2024-11-24 00:05:23,651 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:05:23,651 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:05:23,651 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:05:23,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1995180423] [2024-11-24 00:05:23,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1995180423] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:23,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:05:23,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 00:05:23,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911823439] [2024-11-24 00:05:23,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:23,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 00:05:23,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:05:23,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 00:05:23,654 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:05:23,654 INFO L87 Difference]: Start difference. First operand 232 states and 324 transitions. Second operand has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:25,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:05:26,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:26,794 INFO L93 Difference]: Finished difference Result 597 states and 822 transitions. [2024-11-24 00:05:26,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 00:05:26,796 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-11-24 00:05:26,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:26,799 INFO L225 Difference]: With dead ends: 597 [2024-11-24 00:05:26,799 INFO L226 Difference]: Without dead ends: 368 [2024-11-24 00:05:26,800 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-24 00:05:26,801 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 74 mSDsluCounter, 1063 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 1220 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:05:26,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 1220 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-24 00:05:26,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-11-24 00:05:26,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 364. [2024-11-24 00:05:26,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 333 states have (on average 1.3333333333333333) internal successors, (444), 335 states have internal predecessors, (444), 26 states have call successors, (26), 4 states have call predecessors, (26), 4 states have return successors, (26), 24 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-24 00:05:26,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 496 transitions. [2024-11-24 00:05:26,828 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 496 transitions. Word has length 113 [2024-11-24 00:05:26,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:26,828 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 496 transitions. [2024-11-24 00:05:26,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:26,829 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 496 transitions. [2024-11-24 00:05:26,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-24 00:05:26,831 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:26,831 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:26,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (8)] Ended with exit code 0 [2024-11-24 00:05:27,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:27,032 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:27,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:27,032 INFO L85 PathProgramCache]: Analyzing trace with hash 709724675, now seen corresponding path program 1 times [2024-11-24 00:05:27,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:27,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1856267940] [2024-11-24 00:05:27,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:27,032 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 [2024-11-24 00:05:27,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:27,034 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:27,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (9)] Waiting until timeout for monitored process [2024-11-24 00:05:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:27,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 00:05:27,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:27,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2024-11-24 00:05:27,882 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:05:27,883 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:05:27,883 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:05:27,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1856267940] [2024-11-24 00:05:27,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1856267940] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:27,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:05:27,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:05:27,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963949492] [2024-11-24 00:05:27,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:27,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:05:27,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:05:27,884 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:05:27,884 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:05:27,885 INFO L87 Difference]: Start difference. First operand 364 states and 496 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:30,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:05:34,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:05:34,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:34,716 INFO L93 Difference]: Finished difference Result 723 states and 985 transitions. [2024-11-24 00:05:34,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:05:34,717 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-11-24 00:05:34,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:34,721 INFO L225 Difference]: With dead ends: 723 [2024-11-24 00:05:34,721 INFO L226 Difference]: Without dead ends: 362 [2024-11-24 00:05:34,722 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:05:34,724 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 68 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:05:34,725 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 551 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2024-11-24 00:05:34,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2024-11-24 00:05:34,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 358. [2024-11-24 00:05:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 327 states have (on average 1.3302752293577982) internal successors, (435), 329 states have internal predecessors, (435), 26 states have call successors, (26), 4 states have call predecessors, (26), 4 states have return successors, (26), 24 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-24 00:05:34,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 487 transitions. [2024-11-24 00:05:34,757 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 487 transitions. Word has length 113 [2024-11-24 00:05:34,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:34,758 INFO L471 AbstractCegarLoop]: Abstraction has 358 states and 487 transitions. [2024-11-24 00:05:34,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 487 transitions. [2024-11-24 00:05:34,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-24 00:05:34,760 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:34,760 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:34,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (9)] Ended with exit code 0 [2024-11-24 00:05:34,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:34,961 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:34,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:34,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1871341639, now seen corresponding path program 1 times [2024-11-24 00:05:34,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:34,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1486908888] [2024-11-24 00:05:34,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:34,962 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 [2024-11-24 00:05:34,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:34,964 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:34,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (10)] Waiting until timeout for monitored process [2024-11-24 00:05:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:35,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 00:05:35,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:35,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2024-11-24 00:05:36,043 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:05:36,043 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:05:36,043 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:05:36,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1486908888] [2024-11-24 00:05:36,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1486908888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:36,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:05:36,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:05:36,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383727923] [2024-11-24 00:05:36,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:36,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:05:36,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:05:36,045 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:05:36,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:05:36,045 INFO L87 Difference]: Start difference. First operand 358 states and 487 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:38,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:05:41,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:05:42,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:42,221 INFO L93 Difference]: Finished difference Result 782 states and 1059 transitions. [2024-11-24 00:05:42,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:05:42,222 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-11-24 00:05:42,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:42,228 INFO L225 Difference]: With dead ends: 782 [2024-11-24 00:05:42,228 INFO L226 Difference]: Without dead ends: 427 [2024-11-24 00:05:42,229 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:05:42,231 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 70 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:05:42,233 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 582 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2024-11-24 00:05:42,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2024-11-24 00:05:42,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 337. [2024-11-24 00:05:42,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 308 states have (on average 1.3344155844155845) internal successors, (411), 309 states have internal predecessors, (411), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 00:05:42,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 459 transitions. [2024-11-24 00:05:42,265 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 459 transitions. Word has length 113 [2024-11-24 00:05:42,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:42,266 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 459 transitions. [2024-11-24 00:05:42,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:05:42,267 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 459 transitions. [2024-11-24 00:05:42,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-24 00:05:42,268 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:42,268 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:42,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (10)] Ended with exit code 0 [2024-11-24 00:05:42,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:42,469 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:42,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:42,470 INFO L85 PathProgramCache]: Analyzing trace with hash 850273285, now seen corresponding path program 1 times [2024-11-24 00:05:42,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:42,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [7034593] [2024-11-24 00:05:42,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:42,471 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 [2024-11-24 00:05:42,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:42,474 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:42,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (11)] Waiting until timeout for monitored process [2024-11-24 00:05:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:43,204 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 00:05:43,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:45,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 34 [2024-11-24 00:05:45,793 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-24 00:05:45,794 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:05:46,649 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-24 00:05:46,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 45 [2024-11-24 00:05:46,966 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:05:46,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [7034593] [2024-11-24 00:05:46,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [7034593] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:05:46,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1340384400] [2024-11-24 00:05:46,967 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:46,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:05:46,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:05:46,971 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:05:46,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-24 00:05:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:49,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 00:05:49,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:49,836 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:05:49,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-24 00:05:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-24 00:05:50,005 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:05:50,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1340384400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:50,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:05:50,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-11-24 00:05:50,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756177833] [2024-11-24 00:05:50,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:50,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:05:50,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:05:50,007 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:05:50,007 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:05:50,008 INFO L87 Difference]: Start difference. First operand 337 states and 459 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:05:52,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:05:55,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:05:55,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:55,452 INFO L93 Difference]: Finished difference Result 673 states and 917 transitions. [2024-11-24 00:05:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:05:55,452 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 113 [2024-11-24 00:05:55,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:55,454 INFO L225 Difference]: With dead ends: 673 [2024-11-24 00:05:55,454 INFO L226 Difference]: Without dead ends: 339 [2024-11-24 00:05:55,455 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 305 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2024-11-24 00:05:55,456 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 136 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:05:55,456 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 408 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-11-24 00:05:55,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-11-24 00:05:55,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2024-11-24 00:05:55,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 308 states have (on average 1.327922077922078) internal successors, (409), 309 states have internal predecessors, (409), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 00:05:55,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 457 transitions. [2024-11-24 00:05:55,489 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 457 transitions. Word has length 113 [2024-11-24 00:05:55,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:55,490 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 457 transitions. [2024-11-24 00:05:55,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:05:55,490 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 457 transitions. [2024-11-24 00:05:55,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-24 00:05:55,492 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:55,492 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:55,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-24 00:05:55,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (11)] Ended with exit code 0 [2024-11-24 00:05:55,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:05:55,893 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:55,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:55,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1947854901, now seen corresponding path program 1 times [2024-11-24 00:05:55,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:05:55,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2015179867] [2024-11-24 00:05:55,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:55,894 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 [2024-11-24 00:05:55,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:05:55,898 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:05:55,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (13)] Waiting until timeout for monitored process [2024-11-24 00:05:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:56,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 00:05:56,619 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:58,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 34 [2024-11-24 00:05:59,019 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-24 00:05:59,019 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:05:59,882 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-24 00:05:59,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 45 [2024-11-24 00:06:00,134 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:06:00,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2015179867] [2024-11-24 00:06:00,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2015179867] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:06:00,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [383077705] [2024-11-24 00:06:00,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:00,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:06:00,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:06:00,137 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:06:00,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-24 00:06:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:02,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 00:06:02,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:06:03,100 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:06:03,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-24 00:06:03,261 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-24 00:06:03,262 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:06:03,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [383077705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:03,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:06:03,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-11-24 00:06:03,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943814525] [2024-11-24 00:06:03,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:03,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:06:03,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:06:03,263 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:06:03,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:06:03,264 INFO L87 Difference]: Start difference. First operand 337 states and 457 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:06:05,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:06:08,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:06:08,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:08,598 INFO L93 Difference]: Finished difference Result 673 states and 913 transitions. [2024-11-24 00:06:08,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:06:08,600 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 115 [2024-11-24 00:06:08,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:08,602 INFO L225 Difference]: With dead ends: 673 [2024-11-24 00:06:08,603 INFO L226 Difference]: Without dead ends: 339 [2024-11-24 00:06:08,604 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 331 GetRequests, 311 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2024-11-24 00:06:08,604 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 128 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:08,604 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 406 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-24 00:06:08,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-11-24 00:06:08,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2024-11-24 00:06:08,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 308 states have (on average 1.3214285714285714) internal successors, (407), 309 states have internal predecessors, (407), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 00:06:08,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 455 transitions. [2024-11-24 00:06:08,629 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 455 transitions. Word has length 115 [2024-11-24 00:06:08,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:08,631 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 455 transitions. [2024-11-24 00:06:08,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:06:08,632 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 455 transitions. [2024-11-24 00:06:08,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-24 00:06:08,636 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:08,636 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:08,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (13)] Ended with exit code 0 [2024-11-24 00:06:08,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-24 00:06:09,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 00:06:09,037 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:09,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:09,037 INFO L85 PathProgramCache]: Analyzing trace with hash 214626629, now seen corresponding path program 1 times [2024-11-24 00:06:09,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:06:09,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [97002749] [2024-11-24 00:06:09,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:09,038 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 [2024-11-24 00:06:09,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:06:09,040 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:06:09,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (15)] Waiting until timeout for monitored process [2024-11-24 00:06:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:09,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 00:06:09,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:06:12,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 34 [2024-11-24 00:06:12,166 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-24 00:06:12,166 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:06:12,966 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-24 00:06:12,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 45 [2024-11-24 00:06:13,269 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:06:13,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [97002749] [2024-11-24 00:06:13,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [97002749] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:06:13,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1458454323] [2024-11-24 00:06:13,269 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:13,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:06:13,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:06:13,275 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:06:13,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-24 00:06:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:15,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 00:06:15,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:06:16,580 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:06:16,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 157 treesize of output 67 [2024-11-24 00:06:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-24 00:06:16,741 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:06:16,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1458454323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:16,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:06:16,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-11-24 00:06:16,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296853910] [2024-11-24 00:06:16,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:16,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:06:16,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:06:16,743 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:06:16,743 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:06:16,743 INFO L87 Difference]: Start difference. First operand 337 states and 455 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:06:19,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:06:22,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:06:22,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:22,691 INFO L93 Difference]: Finished difference Result 673 states and 909 transitions. [2024-11-24 00:06:22,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:06:22,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 117 [2024-11-24 00:06:22,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:22,694 INFO L225 Difference]: With dead ends: 673 [2024-11-24 00:06:22,694 INFO L226 Difference]: Without dead ends: 339 [2024-11-24 00:06:22,695 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 317 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2024-11-24 00:06:22,696 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 118 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:22,697 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 402 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2024-11-24 00:06:22,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-11-24 00:06:22,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2024-11-24 00:06:22,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 308 states have (on average 1.3149350649350648) internal successors, (405), 309 states have internal predecessors, (405), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 00:06:22,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 453 transitions. [2024-11-24 00:06:22,731 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 453 transitions. Word has length 117 [2024-11-24 00:06:22,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:22,731 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 453 transitions. [2024-11-24 00:06:22,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:06:22,731 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 453 transitions. [2024-11-24 00:06:22,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-24 00:06:22,733 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:22,733 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:22,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (15)] Ended with exit code 0 [2024-11-24 00:06:22,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-24 00:06:23,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 00:06:23,134 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:23,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:23,135 INFO L85 PathProgramCache]: Analyzing trace with hash 2028742411, now seen corresponding path program 1 times [2024-11-24 00:06:23,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:06:23,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1293007513] [2024-11-24 00:06:23,135 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:23,135 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 [2024-11-24 00:06:23,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:06:23,138 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:06:23,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (17)] Waiting until timeout for monitored process [2024-11-24 00:06:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:23,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 00:06:23,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:06:26,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 34 [2024-11-24 00:06:26,157 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-24 00:06:26,157 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:06:26,978 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-24 00:06:26,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 45 [2024-11-24 00:06:27,232 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:06:27,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1293007513] [2024-11-24 00:06:27,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1293007513] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:06:27,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1639901480] [2024-11-24 00:06:27,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:27,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:06:27,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:06:27,235 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:06:27,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-24 00:06:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:29,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 00:06:29,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:06:30,428 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:06:30,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-24 00:06:30,583 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-24 00:06:30,583 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:06:30,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1639901480] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:30,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:06:30,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-11-24 00:06:30,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277517562] [2024-11-24 00:06:30,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:30,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:06:30,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:06:30,585 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:06:30,585 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:06:30,585 INFO L87 Difference]: Start difference. First operand 337 states and 453 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:06:32,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:06:36,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:06:36,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:36,404 INFO L93 Difference]: Finished difference Result 673 states and 905 transitions. [2024-11-24 00:06:36,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:06:36,405 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 119 [2024-11-24 00:06:36,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:36,407 INFO L225 Difference]: With dead ends: 673 [2024-11-24 00:06:36,407 INFO L226 Difference]: Without dead ends: 339 [2024-11-24 00:06:36,409 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 323 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2024-11-24 00:06:36,409 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 109 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:36,410 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 395 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-24 00:06:36,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-11-24 00:06:36,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2024-11-24 00:06:36,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 308 states have (on average 1.3084415584415585) internal successors, (403), 309 states have internal predecessors, (403), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 00:06:36,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 451 transitions. [2024-11-24 00:06:36,428 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 451 transitions. Word has length 119 [2024-11-24 00:06:36,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:36,428 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 451 transitions. [2024-11-24 00:06:36,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 00:06:36,429 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 451 transitions. [2024-11-24 00:06:36,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-24 00:06:36,430 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:36,430 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:36,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (17)] Forceful destruction successful, exit code 0 [2024-11-24 00:06:36,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-24 00:06:36,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 00:06:36,831 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:36,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:36,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1874309499, now seen corresponding path program 1 times [2024-11-24 00:06:36,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:06:36,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [876971138] [2024-11-24 00:06:36,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:36,832 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 [2024-11-24 00:06:36,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:06:36,834 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:06:36,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (19)] Waiting until timeout for monitored process [2024-11-24 00:06:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:37,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 00:06:37,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:06:39,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 34 [2024-11-24 00:06:40,060 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-24 00:06:40,060 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:06:40,874 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-24 00:06:40,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 45 [2024-11-24 00:06:41,102 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:06:41,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [876971138] [2024-11-24 00:06:41,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [876971138] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:06:41,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1941796357] [2024-11-24 00:06:41,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:41,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:06:41,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:06:41,105 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:06:41,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-24 00:06:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:44,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-24 00:06:44,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:06:44,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 00:06:48,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 34 [2024-11-24 00:06:48,271 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-24 00:06:48,271 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:06:48,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2024-11-24 00:06:49,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1941796357] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:06:49,039 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:06:49,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-24 00:06:49,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960116532] [2024-11-24 00:06:49,040 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:06:49,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-24 00:06:49,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:06:49,041 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-24 00:06:49,041 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2024-11-24 00:06:49,041 INFO L87 Difference]: Start difference. First operand 337 states and 451 transitions. Second operand has 13 states, 13 states have (on average 9.153846153846153) internal successors, (119), 12 states have internal predecessors, (119), 4 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-24 00:06:52,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:06:55,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:06:57,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:00,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:00,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:00,899 INFO L93 Difference]: Finished difference Result 951 states and 1274 transitions. [2024-11-24 00:07:00,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 00:07:00,900 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.153846153846153) internal successors, (119), 12 states have internal predecessors, (119), 4 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 121 [2024-11-24 00:07:00,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:00,902 INFO L225 Difference]: With dead ends: 951 [2024-11-24 00:07:00,903 INFO L226 Difference]: Without dead ends: 617 [2024-11-24 00:07:00,904 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 433 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-11-24 00:07:00,904 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 423 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 551 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 423 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:00,905 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [423 Valid, 604 Invalid, 578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 551 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2024-11-24 00:07:00,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2024-11-24 00:07:00,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 487. [2024-11-24 00:07:00,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 436 states have (on average 1.3073394495412844) internal successors, (570), 438 states have internal predecessors, (570), 44 states have call successors, (44), 6 states have call predecessors, (44), 6 states have return successors, (44), 42 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-24 00:07:00,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 658 transitions. [2024-11-24 00:07:00,947 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 658 transitions. Word has length 121 [2024-11-24 00:07:00,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:00,948 INFO L471 AbstractCegarLoop]: Abstraction has 487 states and 658 transitions. [2024-11-24 00:07:00,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.153846153846153) internal successors, (119), 12 states have internal predecessors, (119), 4 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-24 00:07:00,948 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 658 transitions. [2024-11-24 00:07:00,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-24 00:07:00,949 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:00,950 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:00,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (19)] Ended with exit code 0 [2024-11-24 00:07:01,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-24 00:07:01,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 00:07:01,351 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:01,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:01,351 INFO L85 PathProgramCache]: Analyzing trace with hash -930208835, now seen corresponding path program 1 times [2024-11-24 00:07:01,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:01,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [290888860] [2024-11-24 00:07:01,352 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:01,352 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 [2024-11-24 00:07:01,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:01,354 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:07:01,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (21)] Waiting until timeout for monitored process [2024-11-24 00:07:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:02,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:07:02,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:02,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 43 [2024-11-24 00:07:02,467 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 8 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-24 00:07:02,467 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:07:02,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2024-11-24 00:07:02,805 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-24 00:07:02,805 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:02,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [290888860] [2024-11-24 00:07:02,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [290888860] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:07:02,805 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:07:02,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-24 00:07:02,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446280377] [2024-11-24 00:07:02,806 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:07:02,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 00:07:02,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:02,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 00:07:02,807 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:07:02,807 INFO L87 Difference]: Start difference. First operand 487 states and 658 transitions. Second operand has 12 states, 11 states have (on average 8.454545454545455) internal successors, (93), 12 states have internal predecessors, (93), 4 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-24 00:07:08,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:09,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:09,008 INFO L93 Difference]: Finished difference Result 1001 states and 1347 transitions. [2024-11-24 00:07:09,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-24 00:07:09,009 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.454545454545455) internal successors, (93), 12 states have internal predecessors, (93), 4 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) Word has length 123 [2024-11-24 00:07:09,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:09,012 INFO L225 Difference]: With dead ends: 1001 [2024-11-24 00:07:09,012 INFO L226 Difference]: Without dead ends: 495 [2024-11-24 00:07:09,014 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-11-24 00:07:09,015 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 137 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 563 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 683 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:09,015 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 683 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 563 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2024-11-24 00:07:09,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2024-11-24 00:07:09,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 483. [2024-11-24 00:07:09,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 483 states, 432 states have (on average 1.3009259259259258) internal successors, (562), 434 states have internal predecessors, (562), 44 states have call successors, (44), 6 states have call predecessors, (44), 6 states have return successors, (44), 42 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-24 00:07:09,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 650 transitions. [2024-11-24 00:07:09,060 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 650 transitions. Word has length 123 [2024-11-24 00:07:09,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:09,061 INFO L471 AbstractCegarLoop]: Abstraction has 483 states and 650 transitions. [2024-11-24 00:07:09,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.454545454545455) internal successors, (93), 12 states have internal predecessors, (93), 4 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-24 00:07:09,061 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 650 transitions. [2024-11-24 00:07:09,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-24 00:07:09,062 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:09,062 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:09,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (21)] Ended with exit code 0 [2024-11-24 00:07:09,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:07:09,263 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:09,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:09,263 INFO L85 PathProgramCache]: Analyzing trace with hash 281254263, now seen corresponding path program 1 times [2024-11-24 00:07:09,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:09,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [811781132] [2024-11-24 00:07:09,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:09,264 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 [2024-11-24 00:07:09,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:09,266 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:07:09,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (22)] Waiting until timeout for monitored process [2024-11-24 00:07:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:10,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 00:07:10,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:10,146 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:07:10,146 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:10,146 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:10,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [811781132] [2024-11-24 00:07:10,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [811781132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:10,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:10,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:07:10,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993057961] [2024-11-24 00:07:10,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:10,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:07:10,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:10,147 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:07:10,147 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:07:10,148 INFO L87 Difference]: Start difference. First operand 483 states and 650 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:07:10,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:10,271 INFO L93 Difference]: Finished difference Result 975 states and 1313 transitions. [2024-11-24 00:07:10,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:07:10,272 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 123 [2024-11-24 00:07:10,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:10,275 INFO L225 Difference]: With dead ends: 975 [2024-11-24 00:07:10,276 INFO L226 Difference]: Without dead ends: 495 [2024-11-24 00:07:10,277 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:07:10,278 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:10,278 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 575 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:07:10,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2024-11-24 00:07:10,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 495. [2024-11-24 00:07:10,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 495 states, 444 states have (on average 1.2927927927927927) internal successors, (574), 446 states have internal predecessors, (574), 44 states have call successors, (44), 6 states have call predecessors, (44), 6 states have return successors, (44), 42 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-24 00:07:10,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 662 transitions. [2024-11-24 00:07:10,326 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 662 transitions. Word has length 123 [2024-11-24 00:07:10,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:10,327 INFO L471 AbstractCegarLoop]: Abstraction has 495 states and 662 transitions. [2024-11-24 00:07:10,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:07:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 662 transitions. [2024-11-24 00:07:10,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-24 00:07:10,328 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:10,328 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:10,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (22)] Ended with exit code 0 [2024-11-24 00:07:10,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:07:10,529 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:10,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:10,529 INFO L85 PathProgramCache]: Analyzing trace with hash -306927233, now seen corresponding path program 1 times [2024-11-24 00:07:10,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:10,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [184622771] [2024-11-24 00:07:10,530 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:10,530 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 [2024-11-24 00:07:10,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:10,532 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:07:10,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (23)] Waiting until timeout for monitored process [2024-11-24 00:07:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:11,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-24 00:07:11,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:13,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 00:07:13,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 37 [2024-11-24 00:07:13,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 47 [2024-11-24 00:07:14,062 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 8 proven. 96 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-24 00:07:14,062 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:07:15,618 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:07:15,618 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:15,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [184622771] [2024-11-24 00:07:15,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [184622771] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:07:15,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:07:15,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [16] total 24 [2024-11-24 00:07:15,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023312765] [2024-11-24 00:07:15,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:15,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 00:07:15,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:15,620 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 00:07:15,620 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2024-11-24 00:07:15,621 INFO L87 Difference]: Start difference. First operand 495 states and 662 transitions. Second operand has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:07:17,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-11-24 00:07:19,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-11-24 00:07:21,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:21,016 INFO L93 Difference]: Finished difference Result 966 states and 1283 transitions. [2024-11-24 00:07:21,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 00:07:21,016 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 123 [2024-11-24 00:07:21,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:21,019 INFO L225 Difference]: With dead ends: 966 [2024-11-24 00:07:21,020 INFO L226 Difference]: Without dead ends: 660 [2024-11-24 00:07:21,021 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 221 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=109, Invalid=703, Unknown=0, NotChecked=0, Total=812 [2024-11-24 00:07:21,021 INFO L435 NwaCegarLoop]: 235 mSDtfsCounter, 231 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 1614 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:21,021 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 1614 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-24 00:07:21,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2024-11-24 00:07:21,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 508. [2024-11-24 00:07:21,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 508 states, 457 states have (on average 1.2910284463894968) internal successors, (590), 459 states have internal predecessors, (590), 44 states have call successors, (44), 6 states have call predecessors, (44), 6 states have return successors, (44), 42 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-24 00:07:21,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 678 transitions. [2024-11-24 00:07:21,064 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 678 transitions. Word has length 123 [2024-11-24 00:07:21,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:21,065 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 678 transitions. [2024-11-24 00:07:21,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:07:21,065 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 678 transitions. [2024-11-24 00:07:21,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-24 00:07:21,066 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:21,067 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:21,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (23)] Ended with exit code 0 [2024-11-24 00:07:21,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:07:21,267 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:21,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:21,268 INFO L85 PathProgramCache]: Analyzing trace with hash 115774593, now seen corresponding path program 1 times [2024-11-24 00:07:21,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:21,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [760586937] [2024-11-24 00:07:21,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:21,268 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 [2024-11-24 00:07:21,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:21,272 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:07:21,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (24)] Waiting until timeout for monitored process [2024-11-24 00:07:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:21,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-24 00:07:21,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:23,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 32 [2024-11-24 00:07:23,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 00:07:23,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 34 [2024-11-24 00:07:24,058 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 8 proven. 96 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-24 00:07:24,058 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:07:24,476 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:24,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [760586937] [2024-11-24 00:07:24,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [760586937] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:07:24,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [322089065] [2024-11-24 00:07:24,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:24,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:07:24,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:07:24,479 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:07:24,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-24 00:07:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:28,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-24 00:07:28,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:28,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 00:07:31,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 32 [2024-11-24 00:07:31,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 00:07:32,039 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 8 proven. 96 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-24 00:07:32,039 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:07:32,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [322089065] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:07:32,213 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:07:32,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2024-11-24 00:07:32,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802366345] [2024-11-24 00:07:32,214 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:07:32,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-24 00:07:32,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:32,215 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-24 00:07:32,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=556, Unknown=0, NotChecked=0, Total=650 [2024-11-24 00:07:32,216 INFO L87 Difference]: Start difference. First operand 508 states and 678 transitions. Second operand has 22 states, 20 states have (on average 6.6) internal successors, (132), 19 states have internal predecessors, (132), 6 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) [2024-11-24 00:07:38,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:39,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:07:45,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:50,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:52,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:55,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:07:57,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:07:57,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:57,459 INFO L93 Difference]: Finished difference Result 1605 states and 2118 transitions. [2024-11-24 00:07:57,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-24 00:07:57,461 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 20 states have (on average 6.6) internal successors, (132), 19 states have internal predecessors, (132), 6 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) Word has length 123 [2024-11-24 00:07:57,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:57,464 INFO L225 Difference]: With dead ends: 1605 [2024-11-24 00:07:57,464 INFO L226 Difference]: Without dead ends: 1100 [2024-11-24 00:07:57,466 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 275 SyntacticMatches, 3 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 685 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=467, Invalid=2185, Unknown=0, NotChecked=0, Total=2652 [2024-11-24 00:07:57,467 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 983 mSDsluCounter, 1245 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 983 SdHoareTripleChecker+Valid, 1362 SdHoareTripleChecker+Invalid, 1354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:57,467 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [983 Valid, 1362 Invalid, 1354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 21.7s Time] [2024-11-24 00:07:57,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2024-11-24 00:07:57,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 789. [2024-11-24 00:07:57,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 708 states have (on average 1.286723163841808) internal successors, (911), 712 states have internal predecessors, (911), 68 states have call successors, (68), 12 states have call predecessors, (68), 12 states have return successors, (68), 64 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-24 00:07:57,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1047 transitions. [2024-11-24 00:07:57,551 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1047 transitions. Word has length 123 [2024-11-24 00:07:57,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:57,552 INFO L471 AbstractCegarLoop]: Abstraction has 789 states and 1047 transitions. [2024-11-24 00:07:57,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 20 states have (on average 6.6) internal successors, (132), 19 states have internal predecessors, (132), 6 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) [2024-11-24 00:07:57,553 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1047 transitions. [2024-11-24 00:07:57,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-24 00:07:57,554 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:57,554 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:57,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (24)] Forceful destruction successful, exit code 0 [2024-11-24 00:07:57,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-24 00:07:57,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 00:07:57,955 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:57,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:57,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1068959448, now seen corresponding path program 1 times [2024-11-24 00:07:57,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:57,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1800730281] [2024-11-24 00:07:57,956 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:57,956 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 [2024-11-24 00:07:57,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:57,962 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:07:57,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (26)] Waiting until timeout for monitored process [2024-11-24 00:07:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:58,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-24 00:07:58,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:08:04,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 00:08:05,063 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:08:05,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 20 [2024-11-24 00:08:06,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 37 [2024-11-24 00:08:08,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 63 [2024-11-24 00:08:11,960 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 8 proven. 96 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-24 00:08:11,960 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:08:30,650 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:08:30,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1800730281] [2024-11-24 00:08:30,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1800730281] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:08:30,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1347850721] [2024-11-24 00:08:30,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:08:30,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:08:30,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:08:30,652 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:08:30,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-24 00:08:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:08:34,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-24 00:08:34,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:08:35,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 00:08:44,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 00:08:44,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 37 [2024-11-24 00:08:45,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 47 [2024-11-24 00:08:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 8 proven. 96 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-24 00:08:46,821 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:08:48,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1347850721] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:08:48,554 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:08:48,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 29 [2024-11-24 00:08:48,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218580062] [2024-11-24 00:08:48,554 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:08:48,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-24 00:08:48,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:08:48,556 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-24 00:08:48,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1335, Unknown=0, NotChecked=0, Total=1482 [2024-11-24 00:08:48,556 INFO L87 Difference]: Start difference. First operand 789 states and 1047 transitions. Second operand has 30 states, 28 states have (on average 5.0) internal successors, (140), 27 states have internal predecessors, (140), 6 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) [2024-11-24 00:09:05,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:09:07,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:09:53,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:09:55,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:09:59,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:10:02,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:10:10,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:10:35,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:10:39,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:10:42,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:10:42,773 INFO L93 Difference]: Finished difference Result 1831 states and 2402 transitions. [2024-11-24 00:10:42,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-24 00:10:42,774 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 28 states have (on average 5.0) internal successors, (140), 27 states have internal predecessors, (140), 6 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) Word has length 123 [2024-11-24 00:10:42,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:10:42,779 INFO L225 Difference]: With dead ends: 1831 [2024-11-24 00:10:42,780 INFO L226 Difference]: Without dead ends: 1045 [2024-11-24 00:10:42,783 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 351 GetRequests, 263 SyntacticMatches, 2 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1902 ImplicationChecksByTransitivity, 85.4s TimeCoverageRelationStatistics Valid=1039, Invalid=6617, Unknown=0, NotChecked=0, Total=7656 [2024-11-24 00:10:42,784 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 1049 mSDsluCounter, 3929 mSDsCounter, 0 mSdLazyCounter, 3414 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 4137 SdHoareTripleChecker+Invalid, 3543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 3414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:10:42,785 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1049 Valid, 4137 Invalid, 3543 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [129 Valid, 3414 Invalid, 0 Unknown, 0 Unchecked, 61.7s Time] [2024-11-24 00:10:42,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2024-11-24 00:10:42,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 770. [2024-11-24 00:10:42,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 770 states, 689 states have (on average 1.2888243831640058) internal successors, (888), 693 states have internal predecessors, (888), 68 states have call successors, (68), 12 states have call predecessors, (68), 12 states have return successors, (68), 64 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-24 00:10:42,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 770 states and 1024 transitions. [2024-11-24 00:10:42,860 INFO L78 Accepts]: Start accepts. Automaton has 770 states and 1024 transitions. Word has length 123 [2024-11-24 00:10:42,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:10:42,860 INFO L471 AbstractCegarLoop]: Abstraction has 770 states and 1024 transitions. [2024-11-24 00:10:42,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 28 states have (on average 5.0) internal successors, (140), 27 states have internal predecessors, (140), 6 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) [2024-11-24 00:10:42,861 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1024 transitions. [2024-11-24 00:10:42,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-24 00:10:42,862 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:10:42,862 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:10:42,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (26)] Forceful destruction successful, exit code 0 [2024-11-24 00:10:43,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-24 00:10:43,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 00:10:43,266 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:10:43,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:10:43,267 INFO L85 PathProgramCache]: Analyzing trace with hash 2019346332, now seen corresponding path program 1 times [2024-11-24 00:10:43,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:10:43,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [542017162] [2024-11-24 00:10:43,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:10:43,267 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 [2024-11-24 00:10:43,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:10:43,269 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:10:43,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (28)] Waiting until timeout for monitored process [2024-11-24 00:10:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:10:44,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-24 00:10:44,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:10:52,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 88 [2024-11-24 00:10:53,024 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:10:53,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 40 [2024-11-24 00:10:54,708 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-24 00:10:54,709 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:11:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:11:08,488 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:11:08,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [542017162] [2024-11-24 00:11:08,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [542017162] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:11:08,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:11:08,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 14 [2024-11-24 00:11:08,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987431032] [2024-11-24 00:11:08,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:08,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:11:08,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:11:08,490 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:11:08,490 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-11-24 00:11:08,490 INFO L87 Difference]: Start difference. First operand 770 states and 1024 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:11:11,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:11:21,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:11:24,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:11:38,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:11:39,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:11:42,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:11:47,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:47,676 INFO L93 Difference]: Finished difference Result 1888 states and 2493 transitions. [2024-11-24 00:11:47,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:11:47,684 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 125 [2024-11-24 00:11:47,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:47,689 INFO L225 Difference]: With dead ends: 1888 [2024-11-24 00:11:47,689 INFO L226 Difference]: Without dead ends: 1121 [2024-11-24 00:11:47,690 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 17.9s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-24 00:11:47,691 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 104 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:47,691 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 326 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 36.0s Time] [2024-11-24 00:11:47,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2024-11-24 00:11:47,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 818. [2024-11-24 00:11:47,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 818 states, 737 states have (on average 1.2862957937584802) internal successors, (948), 741 states have internal predecessors, (948), 68 states have call successors, (68), 12 states have call predecessors, (68), 12 states have return successors, (68), 64 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-24 00:11:47,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1084 transitions. [2024-11-24 00:11:47,768 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 1084 transitions. Word has length 125 [2024-11-24 00:11:47,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:47,768 INFO L471 AbstractCegarLoop]: Abstraction has 818 states and 1084 transitions. [2024-11-24 00:11:47,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:11:47,769 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1084 transitions. [2024-11-24 00:11:47,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-24 00:11:47,770 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:47,770 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:47,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (28)] Ended with exit code 0 [2024-11-24 00:11:47,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:11:47,971 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:47,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:47,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1033408150, now seen corresponding path program 1 times [2024-11-24 00:11:47,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:11:47,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [909490543] [2024-11-24 00:11:47,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:47,972 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 [2024-11-24 00:11:47,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:11:47,974 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:11:47,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (29)] Waiting until timeout for monitored process [2024-11-24 00:11:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:48,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:11:48,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:11:49,680 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 00:11:49,680 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:11:49,976 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:11:49,976 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:11:49,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [909490543] [2024-11-24 00:11:49,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [909490543] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:11:49,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:11:49,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-24 00:11:49,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815093590] [2024-11-24 00:11:49,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:49,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:11:49,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:11:49,977 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:11:49,978 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:11:49,978 INFO L87 Difference]: Start difference. First operand 818 states and 1084 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:11:50,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:50,191 INFO L93 Difference]: Finished difference Result 2019 states and 2655 transitions. [2024-11-24 00:11:50,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:11:50,192 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 127 [2024-11-24 00:11:50,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:50,197 INFO L225 Difference]: With dead ends: 2019 [2024-11-24 00:11:50,197 INFO L226 Difference]: Without dead ends: 1204 [2024-11-24 00:11:50,199 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:11:50,200 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 78 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:50,200 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 428 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:11:50,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2024-11-24 00:11:50,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 1043. [2024-11-24 00:11:50,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1043 states, 962 states have (on average 1.2848232848232848) internal successors, (1236), 966 states have internal predecessors, (1236), 68 states have call successors, (68), 12 states have call predecessors, (68), 12 states have return successors, (68), 64 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-24 00:11:50,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 1372 transitions. [2024-11-24 00:11:50,275 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 1372 transitions. Word has length 127 [2024-11-24 00:11:50,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:50,276 INFO L471 AbstractCegarLoop]: Abstraction has 1043 states and 1372 transitions. [2024-11-24 00:11:50,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:11:50,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1372 transitions. [2024-11-24 00:11:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-24 00:11:50,277 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:50,278 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:50,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (29)] Ended with exit code 0 [2024-11-24 00:11:50,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:11:50,479 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:50,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:50,479 INFO L85 PathProgramCache]: Analyzing trace with hash -2011294150, now seen corresponding path program 1 times [2024-11-24 00:11:50,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:11:50,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [385200456] [2024-11-24 00:11:50,480 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:50,480 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 [2024-11-24 00:11:50,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:11:50,483 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:11:50,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (30)] Waiting until timeout for monitored process [2024-11-24 00:11:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:51,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-24 00:11:51,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:11:52,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-24 00:11:52,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-24 00:11:52,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 39 [2024-11-24 00:11:53,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 39 [2024-11-24 00:11:53,164 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-24 00:11:53,164 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:11:54,006 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:11:54,006 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:11:54,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [385200456] [2024-11-24 00:11:54,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [385200456] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:11:54,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:11:54,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2024-11-24 00:11:54,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519813673] [2024-11-24 00:11:54,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:54,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:11:54,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:11:54,007 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:11:54,008 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2024-11-24 00:11:54,008 INFO L87 Difference]: Start difference. First operand 1043 states and 1372 transitions. Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:11:55,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:55,780 INFO L93 Difference]: Finished difference Result 1090 states and 1419 transitions. [2024-11-24 00:11:55,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 00:11:55,785 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 127 [2024-11-24 00:11:55,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:55,788 INFO L225 Difference]: With dead ends: 1090 [2024-11-24 00:11:55,788 INFO L226 Difference]: Without dead ends: 1088 [2024-11-24 00:11:55,789 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2024-11-24 00:11:55,790 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 142 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 759 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:55,791 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 759 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 00:11:55,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1088 states. [2024-11-24 00:11:55,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1088 to 1088. [2024-11-24 00:11:55,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1001 states have (on average 1.2737262737262738) internal successors, (1275), 1005 states have internal predecessors, (1275), 68 states have call successors, (68), 18 states have call predecessors, (68), 18 states have return successors, (68), 64 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-24 00:11:55,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1411 transitions. [2024-11-24 00:11:55,889 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1411 transitions. Word has length 127 [2024-11-24 00:11:55,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:55,890 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1411 transitions. [2024-11-24 00:11:55,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:11:55,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1411 transitions. [2024-11-24 00:11:55,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-24 00:11:55,894 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:55,894 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:55,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (30)] Ended with exit code 0 [2024-11-24 00:11:56,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:11:56,094 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:56,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:56,095 INFO L85 PathProgramCache]: Analyzing trace with hash -2009447108, now seen corresponding path program 1 times [2024-11-24 00:11:56,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:11:56,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [618442240] [2024-11-24 00:11:56,095 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:56,095 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 [2024-11-24 00:11:56,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:11:56,097 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:11:56,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (31)] Waiting until timeout for monitored process [2024-11-24 00:11:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:56,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-24 00:11:56,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:11:56,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 00:11:57,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 50 [2024-11-24 00:11:57,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 35 [2024-11-24 00:11:57,959 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:11:57,959 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:11:57,959 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:11:57,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [618442240] [2024-11-24 00:11:57,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [618442240] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:57,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:57,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 00:11:57,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926161008] [2024-11-24 00:11:57,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:57,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 00:11:57,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:11:57,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 00:11:57,961 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:11:57,961 INFO L87 Difference]: Start difference. First operand 1088 states and 1411 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:12:02,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:12:04,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:12:04,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:04,770 INFO L93 Difference]: Finished difference Result 2766 states and 3584 transitions. [2024-11-24 00:12:04,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-24 00:12:04,771 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 127 [2024-11-24 00:12:04,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:04,777 INFO L225 Difference]: With dead ends: 2766 [2024-11-24 00:12:04,778 INFO L226 Difference]: Without dead ends: 1681 [2024-11-24 00:12:04,779 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:12:04,780 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 251 mSDsluCounter, 1128 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 1281 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:04,780 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 1281 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 374 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2024-11-24 00:12:04,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1681 states. [2024-11-24 00:12:04,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1681 to 1455. [2024-11-24 00:12:04,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1455 states, 1338 states have (on average 1.2757847533632287) internal successors, (1707), 1344 states have internal predecessors, (1707), 92 states have call successors, (92), 24 states have call predecessors, (92), 24 states have return successors, (92), 86 states have call predecessors, (92), 92 states have call successors, (92) [2024-11-24 00:12:04,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 1891 transitions. [2024-11-24 00:12:04,896 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 1891 transitions. Word has length 127 [2024-11-24 00:12:04,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:04,897 INFO L471 AbstractCegarLoop]: Abstraction has 1455 states and 1891 transitions. [2024-11-24 00:12:04,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:12:04,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1891 transitions. [2024-11-24 00:12:04,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-24 00:12:04,899 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:04,899 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:04,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (31)] Ended with exit code 0 [2024-11-24 00:12:05,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:12:05,100 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:05,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:05,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1422641094, now seen corresponding path program 1 times [2024-11-24 00:12:05,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:05,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [208412875] [2024-11-24 00:12:05,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:05,102 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 [2024-11-24 00:12:05,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:05,105 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:12:05,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (32)] Waiting until timeout for monitored process [2024-11-24 00:12:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:06,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 00:12:06,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:07,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-24 00:12:07,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 39 [2024-11-24 00:12:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-24 00:12:07,641 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:12:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:12:07,944 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:07,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [208412875] [2024-11-24 00:12:07,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [208412875] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:12:07,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:12:07,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2024-11-24 00:12:07,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203489673] [2024-11-24 00:12:07,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:07,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:12:07,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:07,945 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:12:07,946 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:12:07,946 INFO L87 Difference]: Start difference. First operand 1455 states and 1891 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:12:08,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:08,223 INFO L93 Difference]: Finished difference Result 3002 states and 3903 transitions. [2024-11-24 00:12:08,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:12:08,224 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 127 [2024-11-24 00:12:08,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:08,229 INFO L225 Difference]: With dead ends: 3002 [2024-11-24 00:12:08,229 INFO L226 Difference]: Without dead ends: 1550 [2024-11-24 00:12:08,231 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:12:08,231 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 109 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 701 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:08,232 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 701 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:12:08,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2024-11-24 00:12:08,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1455. [2024-11-24 00:12:08,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1455 states, 1338 states have (on average 1.2683109118086697) internal successors, (1697), 1344 states have internal predecessors, (1697), 92 states have call successors, (92), 24 states have call predecessors, (92), 24 states have return successors, (92), 86 states have call predecessors, (92), 92 states have call successors, (92) [2024-11-24 00:12:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 1881 transitions. [2024-11-24 00:12:08,366 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 1881 transitions. Word has length 127 [2024-11-24 00:12:08,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:08,366 INFO L471 AbstractCegarLoop]: Abstraction has 1455 states and 1881 transitions. [2024-11-24 00:12:08,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:12:08,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1881 transitions. [2024-11-24 00:12:08,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-24 00:12:08,369 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:08,369 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:08,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (32)] Ended with exit code 0 [2024-11-24 00:12:08,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:12:08,570 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:08,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:08,570 INFO L85 PathProgramCache]: Analyzing trace with hash 352366268, now seen corresponding path program 1 times [2024-11-24 00:12:08,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:08,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1000504336] [2024-11-24 00:12:08,571 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:08,572 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 [2024-11-24 00:12:08,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:08,574 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:12:08,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (33)] Waiting until timeout for monitored process [2024-11-24 00:12:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:09,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:12:09,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:10,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-24 00:12:10,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 39 [2024-11-24 00:12:10,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2024-11-24 00:12:10,794 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-24 00:12:10,794 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:12:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:12:11,157 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:11,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1000504336] [2024-11-24 00:12:11,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1000504336] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:12:11,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:12:11,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2024-11-24 00:12:11,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79262260] [2024-11-24 00:12:11,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:11,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:12:11,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:11,159 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:12:11,159 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:12:11,159 INFO L87 Difference]: Start difference. First operand 1455 states and 1881 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:12:11,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:11,444 INFO L93 Difference]: Finished difference Result 3018 states and 3889 transitions. [2024-11-24 00:12:11,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:12:11,445 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 127 [2024-11-24 00:12:11,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:11,451 INFO L225 Difference]: With dead ends: 3018 [2024-11-24 00:12:11,451 INFO L226 Difference]: Without dead ends: 1566 [2024-11-24 00:12:11,454 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:12:11,454 INFO L435 NwaCegarLoop]: 207 mSDtfsCounter, 105 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 694 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:11,455 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 694 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:12:11,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1566 states. [2024-11-24 00:12:11,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1566 to 1564. [2024-11-24 00:12:11,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1564 states, 1425 states have (on average 1.256842105263158) internal successors, (1791), 1433 states have internal predecessors, (1791), 104 states have call successors, (104), 34 states have call predecessors, (104), 34 states have return successors, (104), 96 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-24 00:12:11,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1564 states and 1999 transitions. [2024-11-24 00:12:11,629 INFO L78 Accepts]: Start accepts. Automaton has 1564 states and 1999 transitions. Word has length 127 [2024-11-24 00:12:11,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:11,630 INFO L471 AbstractCegarLoop]: Abstraction has 1564 states and 1999 transitions. [2024-11-24 00:12:11,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:12:11,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1999 transitions. [2024-11-24 00:12:11,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-24 00:12:11,633 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:11,633 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:11,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (33)] Ended with exit code 0 [2024-11-24 00:12:11,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:12:11,834 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:11,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:11,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1032424638, now seen corresponding path program 1 times [2024-11-24 00:12:11,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:11,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697225130] [2024-11-24 00:12:11,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:11,836 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 [2024-11-24 00:12:11,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:11,838 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:12:11,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38db5147-412b-4667-b9a5-d028e3a798c6/bin/uautomizer-verify-LYvppIcaGC/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 (34)] Waiting until timeout for monitored process