./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB --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-d790fec [2024-11-28 04:48:18,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:48:18,812 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:48:18,818 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:48:18,818 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:48:18,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:48:18,856 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:48:18,856 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:48:18,857 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:48:18,857 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:48:18,858 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:48:18,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:48:18,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:48:18,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:48:18,860 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:48:18,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:48:18,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:48:18,860 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:48:18,860 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:48:18,860 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:48:18,860 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:48:18,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:48:18,860 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:48:18,860 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:48:18,861 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:48:18,861 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:48:18,862 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:48:18,862 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:48:18,862 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:48:18,862 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:48:18,862 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:48:18,862 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:48:18,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:48:18,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:48:18,864 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:48:18,864 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:48:18,864 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:48:18,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:48:18,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:48:18,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:48:18,864 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:48:18,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:48:18,865 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:48:18,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:48:18,865 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:48:18,865 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:48:18,865 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:48:18,865 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:48:18,865 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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-28 04:48:19,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:48:19,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:48:19,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:48:19,221 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:48:19,222 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:48:19,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2024-11-28 04:48:22,303 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/5a62ac805/29e33ab2c2cd4ec7a51d404a30702563/FLAG71791c475 [2024-11-28 04:48:22,649 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:48:22,650 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2024-11-28 04:48:22,661 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/5a62ac805/29e33ab2c2cd4ec7a51d404a30702563/FLAG71791c475 [2024-11-28 04:48:22,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/5a62ac805/29e33ab2c2cd4ec7a51d404a30702563 [2024-11-28 04:48:22,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:48:22,682 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:48:22,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:48:22,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:48:22,689 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:48:22,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:48:22" (1/1) ... [2024-11-28 04:48:22,691 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3757488d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:22, skipping insertion in model container [2024-11-28 04:48:22,691 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:48:22" (1/1) ... [2024-11-28 04:48:22,711 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:48:22,861 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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2024-11-28 04:48:22,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:48:22,949 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:48:22,961 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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2024-11-28 04:48:22,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:48:23,017 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:48:23,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23 WrapperNode [2024-11-28 04:48:23,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:48:23,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:48:23,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:48:23,019 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:48:23,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,048 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,101 INFO L138 Inliner]: procedures = 29, calls = 159, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 519 [2024-11-28 04:48:23,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:48:23,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:48:23,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:48:23,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:48:23,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,119 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,149 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]. [2024-11-28 04:48:23,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,171 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:48:23,194 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:48:23,194 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:48:23,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:48:23,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (1/1) ... [2024-11-28 04:48:23,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:48:23,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:48:23,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:48:23,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 04:48:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 04:48:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 04:48:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 04:48:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 04:48:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-28 04:48:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-28 04:48:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-28 04:48:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-28 04:48:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-28 04:48:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:48:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-28 04:48:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-28 04:48:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-28 04:48:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-28 04:48:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-28 04:48:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-28 04:48:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-28 04:48:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-11-28 04:48:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2024-11-28 04:48:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2024-11-28 04:48:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2024-11-28 04:48:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2024-11-28 04:48:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2024-11-28 04:48:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#13 [2024-11-28 04:48:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#14 [2024-11-28 04:48:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:48:23,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:48:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:48:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:48:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:48:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:48:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:48:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:48:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 04:48:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 04:48:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 04:48:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 04:48:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 04:48:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 04:48:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 04:48:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 04:48:23,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 04:48:23,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:48:23,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:48:23,552 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:48:23,554 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:48:24,261 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-28 04:48:24,261 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:48:24,279 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:48:24,279 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:48:24,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:48:24 BoogieIcfgContainer [2024-11-28 04:48:24,279 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:48:24,281 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:48:24,284 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:48:24,289 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:48:24,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:48:22" (1/3) ... [2024-11-28 04:48:24,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ab4b2e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:48:24, skipping insertion in model container [2024-11-28 04:48:24,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:23" (2/3) ... [2024-11-28 04:48:24,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ab4b2e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:48:24, skipping insertion in model container [2024-11-28 04:48:24,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:48:24" (3/3) ... [2024-11-28 04:48:24,293 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-65.i [2024-11-28 04:48:24,314 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:48:24,317 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. [2024-11-28 04:48:24,399 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:48:24,416 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;@28867298, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:48:24,416 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:48:24,421 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) [2024-11-28 04:48:24,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-28 04:48:24,435 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:24,436 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] [2024-11-28 04:48:24,436 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:24,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:24,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1938011596, now seen corresponding path program 1 times [2024-11-28 04:48:24,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:48:24,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993984556] [2024-11-28 04:48:24,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:24,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:48:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:24,840 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-28 04:48:24,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:48:24,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993984556] [2024-11-28 04:48:24,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993984556] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:48:24,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1524697238] [2024-11-28 04:48:24,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:24,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:48:24,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:48:24,844 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:48:24,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:48:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:25,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:48:25,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:48:25,299 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-28 04:48:25,302 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:48:25,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1524697238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:48:25,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:48:25,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:48:25,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799412031] [2024-11-28 04:48:25,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:48:25,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:48:25,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:48:25,339 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:48:25,340 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:48:25,343 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) [2024-11-28 04:48:25,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:48:25,389 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2024-11-28 04:48:25,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:48:25,393 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 [2024-11-28 04:48:25,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:48:25,401 INFO L225 Difference]: With dead ends: 219 [2024-11-28 04:48:25,402 INFO L226 Difference]: Without dead ends: 109 [2024-11-28 04:48:25,408 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 [2024-11-28 04:48:25,412 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 [2024-11-28 04:48:25,412 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] [2024-11-28 04:48:25,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-28 04:48:25,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-28 04:48:25,465 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) [2024-11-28 04:48:25,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 157 transitions. [2024-11-28 04:48:25,476 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 157 transitions. Word has length 112 [2024-11-28 04:48:25,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:48:25,477 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 157 transitions. [2024-11-28 04:48:25,477 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) [2024-11-28 04:48:25,477 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 157 transitions. [2024-11-28 04:48:25,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-28 04:48:25,486 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:25,487 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] [2024-11-28 04:48:25,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:48:25,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:48:25,688 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:25,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:25,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1962849030, now seen corresponding path program 1 times [2024-11-28 04:48:25,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:48:25,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669467679] [2024-11-28 04:48:25,689 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:25,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:48:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:26,121 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:48:26,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:48:26,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669467679] [2024-11-28 04:48:26,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669467679] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:48:26,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:48:26,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:48:26,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007091615] [2024-11-28 04:48:26,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:48:26,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:48:26,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:48:26,125 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:48:26,125 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:48:26,126 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) [2024-11-28 04:48:26,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:48:26,188 INFO L93 Difference]: Finished difference Result 217 states and 314 transitions. [2024-11-28 04:48:26,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:48:26,193 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 [2024-11-28 04:48:26,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:48:26,194 INFO L225 Difference]: With dead ends: 217 [2024-11-28 04:48:26,194 INFO L226 Difference]: Without dead ends: 111 [2024-11-28 04:48:26,195 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 [2024-11-28 04:48:26,196 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 [2024-11-28 04:48:26,196 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] [2024-11-28 04:48:26,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-28 04:48:26,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2024-11-28 04:48:26,213 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) [2024-11-28 04:48:26,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 159 transitions. [2024-11-28 04:48:26,216 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 159 transitions. Word has length 112 [2024-11-28 04:48:26,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:48:26,218 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 159 transitions. [2024-11-28 04:48:26,218 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) [2024-11-28 04:48:26,218 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 159 transitions. [2024-11-28 04:48:26,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-28 04:48:26,222 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:26,222 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] [2024-11-28 04:48:26,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:48:26,222 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:26,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:26,223 INFO L85 PathProgramCache]: Analyzing trace with hash 611463812, now seen corresponding path program 1 times [2024-11-28 04:48:26,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:48:26,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226220415] [2024-11-28 04:48:26,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:26,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:48:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:26,826 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-28 04:48:26,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:48:26,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226220415] [2024-11-28 04:48:26,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226220415] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:48:26,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125135742] [2024-11-28 04:48:26,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:26,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:48:26,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:48:26,833 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:48:26,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:48:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:27,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:48:27,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:48:27,278 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:48:27,278 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:48:27,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125135742] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:48:27,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:48:27,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2024-11-28 04:48:27,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029119046] [2024-11-28 04:48:27,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:48:27,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:48:27,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:48:27,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:48:27,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:48:27,281 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) [2024-11-28 04:48:27,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:48:27,348 INFO L93 Difference]: Finished difference Result 222 states and 319 transitions. [2024-11-28 04:48:27,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:48:27,349 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 [2024-11-28 04:48:27,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:48:27,351 INFO L225 Difference]: With dead ends: 222 [2024-11-28 04:48:27,351 INFO L226 Difference]: Without dead ends: 114 [2024-11-28 04:48:27,352 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 [2024-11-28 04:48:27,354 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 [2024-11-28 04:48:27,355 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] [2024-11-28 04:48:27,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-28 04:48:27,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 113. [2024-11-28 04:48:27,372 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) [2024-11-28 04:48:27,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 161 transitions. [2024-11-28 04:48:27,375 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 161 transitions. Word has length 112 [2024-11-28 04:48:27,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:48:27,379 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 161 transitions. [2024-11-28 04:48:27,379 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) [2024-11-28 04:48:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 161 transitions. [2024-11-28 04:48:27,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-28 04:48:27,381 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:27,381 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] [2024-11-28 04:48:27,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 04:48:27,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:48:27,582 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:27,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:27,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1291522182, now seen corresponding path program 1 times [2024-11-28 04:48:27,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:48:27,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844522223] [2024-11-28 04:48:27,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:27,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:48:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:28,016 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-28 04:48:28,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:48:28,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844522223] [2024-11-28 04:48:28,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844522223] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:48:28,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1331933466] [2024-11-28 04:48:28,017 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:28,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:48:28,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:48:28,021 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:48:28,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:48:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:28,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:48:28,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:48:28,370 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:48:28,370 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:48:28,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1331933466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:48:28,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:48:28,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2024-11-28 04:48:28,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654419509] [2024-11-28 04:48:28,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:48:28,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:48:28,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:48:28,372 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:48:28,372 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:48:28,372 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) [2024-11-28 04:48:28,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:48:28,410 INFO L93 Difference]: Finished difference Result 226 states and 323 transitions. [2024-11-28 04:48:28,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:48:28,412 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 [2024-11-28 04:48:28,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:48:28,414 INFO L225 Difference]: With dead ends: 226 [2024-11-28 04:48:28,414 INFO L226 Difference]: Without dead ends: 116 [2024-11-28 04:48:28,415 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 [2024-11-28 04:48:28,415 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 [2024-11-28 04:48:28,416 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] [2024-11-28 04:48:28,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-28 04:48:28,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 115. [2024-11-28 04:48:28,423 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) [2024-11-28 04:48:28,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 163 transitions. [2024-11-28 04:48:28,424 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 163 transitions. Word has length 112 [2024-11-28 04:48:28,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:48:28,425 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 163 transitions. [2024-11-28 04:48:28,425 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) [2024-11-28 04:48:28,425 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 163 transitions. [2024-11-28 04:48:28,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-28 04:48:28,427 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:28,427 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] [2024-11-28 04:48:28,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:48:28,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:48:28,627 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:28,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:28,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1228437752, now seen corresponding path program 1 times [2024-11-28 04:48:28,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:48:28,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965787045] [2024-11-28 04:48:28,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:28,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:48:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-28 04:48:28,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:48:28,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965787045] [2024-11-28 04:48:28,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965787045] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:48:28,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97934789] [2024-11-28 04:48:28,979 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:28,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:48:28,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:48:28,981 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:48:28,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 04:48:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:29,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:48:29,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:48:29,322 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:48:29,323 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:48:29,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97934789] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:48:29,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:48:29,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2024-11-28 04:48:29,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304653424] [2024-11-28 04:48:29,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:48:29,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:48:29,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:48:29,324 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:48:29,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:48:29,325 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) [2024-11-28 04:48:29,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:48:29,351 INFO L93 Difference]: Finished difference Result 230 states and 327 transitions. [2024-11-28 04:48:29,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:48:29,352 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 [2024-11-28 04:48:29,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:48:29,354 INFO L225 Difference]: With dead ends: 230 [2024-11-28 04:48:29,354 INFO L226 Difference]: Without dead ends: 118 [2024-11-28 04:48:29,355 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 [2024-11-28 04:48:29,355 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 [2024-11-28 04:48:29,356 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] [2024-11-28 04:48:29,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2024-11-28 04:48:29,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 117. [2024-11-28 04:48:29,362 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) [2024-11-28 04:48:29,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 165 transitions. [2024-11-28 04:48:29,364 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 165 transitions. Word has length 112 [2024-11-28 04:48:29,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:48:29,365 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 165 transitions. [2024-11-28 04:48:29,365 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) [2024-11-28 04:48:29,365 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 165 transitions. [2024-11-28 04:48:29,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-28 04:48:29,367 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:29,367 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] [2024-11-28 04:48:29,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 04:48:29,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:48:29,568 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:29,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:29,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1226590710, now seen corresponding path program 1 times [2024-11-28 04:48:29,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:48:29,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611092876] [2024-11-28 04:48:29,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:29,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:48:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:29,853 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-28 04:48:29,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:48:29,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611092876] [2024-11-28 04:48:29,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611092876] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:48:29,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [209258759] [2024-11-28 04:48:29,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:29,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:48:29,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:48:29,858 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:48:29,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-28 04:48:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:30,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:48:30,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:48:30,274 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:48:30,274 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:48:30,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [209258759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:48:30,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:48:30,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 9 [2024-11-28 04:48:30,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926597675] [2024-11-28 04:48:30,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:48:30,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:48:30,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:48:30,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:48:30,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:48:30,276 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) [2024-11-28 04:48:30,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:48:30,340 INFO L93 Difference]: Finished difference Result 234 states and 331 transitions. [2024-11-28 04:48:30,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:48:30,341 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 [2024-11-28 04:48:30,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:48:30,344 INFO L225 Difference]: With dead ends: 234 [2024-11-28 04:48:30,344 INFO L226 Difference]: Without dead ends: 120 [2024-11-28 04:48:30,346 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:48:30,347 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 [2024-11-28 04:48:30,348 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] [2024-11-28 04:48:30,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-28 04:48:30,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-11-28 04:48:30,363 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) [2024-11-28 04:48:30,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 168 transitions. [2024-11-28 04:48:30,368 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 168 transitions. Word has length 112 [2024-11-28 04:48:30,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:48:30,368 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 168 transitions. [2024-11-28 04:48:30,368 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) [2024-11-28 04:48:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 168 transitions. [2024-11-28 04:48:30,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-28 04:48:30,370 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:30,370 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] [2024-11-28 04:48:30,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-28 04:48:30,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-28 04:48:30,571 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:30,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:30,571 INFO L85 PathProgramCache]: Analyzing trace with hash 355820412, now seen corresponding path program 1 times [2024-11-28 04:48:30,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:48:30,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133360443] [2024-11-28 04:48:30,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:30,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:48:30,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:48:30,649 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:48:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:48:30,860 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:48:30,860 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:48:30,861 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:48:30,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:48:30,868 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:48:31,128 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:48:31,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:48:31 BoogieIcfgContainer [2024-11-28 04:48:31,134 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:48:31,135 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:48:31,135 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:48:31,135 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:48:31,136 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:48:24" (3/4) ... [2024-11-28 04:48:31,139 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:48:31,139 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:48:31,141 INFO L158 Benchmark]: Toolchain (without parser) took 8458.99ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.9MB in the beginning and 239.2MB in the end (delta: -145.3MB). Peak memory consumption was 88.7MB. Max. memory is 16.1GB. [2024-11-28 04:48:31,142 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:48:31,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.34ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 79.7MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:48:31,143 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.43ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 76.6MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:48:31,143 INFO L158 Benchmark]: Boogie Preprocessor took 91.55ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 71.5MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:48:31,144 INFO L158 Benchmark]: RCFGBuilder took 1085.30ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 84.4MB in the end (delta: -12.9MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2024-11-28 04:48:31,144 INFO L158 Benchmark]: TraceAbstraction took 6853.09ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 83.8MB in the beginning and 239.2MB in the end (delta: -155.5MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2024-11-28 04:48:31,145 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 352.3MB. Free memory was 239.2MB in the beginning and 239.2MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:48:31,146 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.34ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 79.7MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.43ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 76.6MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.55ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 71.5MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1085.30ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 84.4MB in the end (delta: -12.9MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. * TraceAbstraction took 6853.09ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 83.8MB in the beginning and 239.2MB in the end (delta: -155.5MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 352.3MB. Free memory was 239.2MB in the beginning and 239.2MB in the end (delta: 46.8kB). 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 69, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, 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: 6.5s, 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, 0.8s SatisfiabilityAnalysisTime, 2.1s 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 [2024-11-28 04:48:31,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB --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-d790fec [2024-11-28 04:48:33,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:48:34,070 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:48:34,082 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:48:34,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:48:34,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:48:34,125 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:48:34,125 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:48:34,127 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:48:34,127 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:48:34,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:48:34,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:48:34,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:48:34,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:48:34,129 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:48:34,129 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:48:34,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:48:34,130 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:48:34,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:48:34,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:48:34,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:48:34,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:48:34,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:48:34,131 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:48:34,131 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:48:34,132 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:48:34,132 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:48:34,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:48:34,132 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:48:34,132 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:48:34,132 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:48:34,133 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:48:34,133 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:48:34,133 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:48:34,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:48:34,134 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:48:34,134 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:48:34,134 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:48:34,134 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:48:34,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:48:34,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:48:34,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:48:34,134 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:48:34,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:48:34,134 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:48:34,135 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:48:34,135 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:48:34,136 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:48:34,136 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:48:34,136 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:48:34,136 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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-28 04:48:34,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:48:34,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:48:34,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:48:34,529 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:48:34,529 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:48:34,531 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2024-11-28 04:48:37,626 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/49fa2a49e/89b6f3a29313414e881d0428cc64ed5b/FLAG67fca2f5d [2024-11-28 04:48:37,862 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:48:37,863 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2024-11-28 04:48:37,874 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/49fa2a49e/89b6f3a29313414e881d0428cc64ed5b/FLAG67fca2f5d [2024-11-28 04:48:38,191 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/49fa2a49e/89b6f3a29313414e881d0428cc64ed5b [2024-11-28 04:48:38,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:48:38,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:48:38,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:48:38,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:48:38,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:48:38,202 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,203 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c88052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38, skipping insertion in model container [2024-11-28 04:48:38,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,226 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:48:38,381 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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2024-11-28 04:48:38,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:48:38,469 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:48:38,479 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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2024-11-28 04:48:38,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:48:38,543 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:48:38,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38 WrapperNode [2024-11-28 04:48:38,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:48:38,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:48:38,545 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:48:38,545 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:48:38,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,617 INFO L138 Inliner]: procedures = 39, calls = 159, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 518 [2024-11-28 04:48:38,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:48:38,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:48:38,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:48:38,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:48:38,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,646 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,703 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]. [2024-11-28 04:48:38,707 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,742 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,743 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,748 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,757 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,764 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,783 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:48:38,787 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:48:38,787 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:48:38,788 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:48:38,789 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (1/1) ... [2024-11-28 04:48:38,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:48:38,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:48:38,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:48:38,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:48:38,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:48:38,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-28 04:48:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-28 04:48:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-28 04:48:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-28 04:48:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-28 04:48:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-28 04:48:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-28 04:48:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-28 04:48:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-28 04:48:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-28 04:48:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-28 04:48:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-28 04:48:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#12 [2024-11-28 04:48:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#13 [2024-11-28 04:48:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#14 [2024-11-28 04:48:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-28 04:48:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-28 04:48:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-28 04:48:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-28 04:48:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-28 04:48:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#9 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#10 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#11 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#12 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#13 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#14 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-28 04:48:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-28 04:48:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#14 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-28 04:48:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-28 04:48:38,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-28 04:48:38,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-28 04:48:38,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-28 04:48:38,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-28 04:48:38,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-28 04:48:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-28 04:48:38,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-28 04:48:38,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-28 04:48:38,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-28 04:48:38,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-28 04:48:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-28 04:48:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-28 04:48:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-28 04:48:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-28 04:48:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-28 04:48:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-28 04:48:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-28 04:48:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-28 04:48:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-28 04:48:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-28 04:48:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-28 04:48:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-28 04:48:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-28 04:48:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-28 04:48:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2024-11-28 04:48:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#12 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#13 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#14 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-28 04:48:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-28 04:48:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-11-28 04:48:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-11-28 04:48:38,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-11-28 04:48:38,900 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:48:38,900 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:48:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:48:38,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:48:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-28 04:48:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-28 04:48:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-28 04:48:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-28 04:48:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-28 04:48:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-28 04:48:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-28 04:48:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-28 04:48:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-28 04:48:38,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-28 04:48:38,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-28 04:48:38,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-28 04:48:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-28 04:48:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-28 04:48:39,417 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:48:39,419 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:48:43,331 INFO L? ?]: Removed 120 outVars from TransFormulas that were not future-live. [2024-11-28 04:48:43,331 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:48:43,343 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:48:43,345 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:48:43,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:48:43 BoogieIcfgContainer [2024-11-28 04:48:43,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:48:43,348 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:48:43,348 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:48:43,354 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:48:43,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:48:38" (1/3) ... [2024-11-28 04:48:43,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67be7956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:48:43, skipping insertion in model container [2024-11-28 04:48:43,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:38" (2/3) ... [2024-11-28 04:48:43,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67be7956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:48:43, skipping insertion in model container [2024-11-28 04:48:43,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:48:43" (3/3) ... [2024-11-28 04:48:43,358 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-65.i [2024-11-28 04:48:43,377 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:48:43,379 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. [2024-11-28 04:48:43,463 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:48:43,475 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;@52ff9eea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:48:43,476 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:48:43,481 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) [2024-11-28 04:48:43,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-28 04:48:43,494 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:43,495 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] [2024-11-28 04:48:43,496 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:43,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:43,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1938011596, now seen corresponding path program 1 times [2024-11-28 04:48:43,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:48:43,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1041531696] [2024-11-28 04:48:43,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:43,521 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 [2024-11-28 04:48:43,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:48:43,525 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:48:43,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:48:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:44,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:48:44,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:48:44,444 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-28 04:48:44,444 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:48:44,447 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:48:44,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1041531696] [2024-11-28 04:48:44,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1041531696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:48:44,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:48:44,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:48:44,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604906425] [2024-11-28 04:48:44,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:48:44,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:48:44,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:48:44,485 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:48:44,485 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:48:44,488 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) [2024-11-28 04:48:44,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:48:44,534 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2024-11-28 04:48:44,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:48:44,538 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 [2024-11-28 04:48:44,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:48:44,548 INFO L225 Difference]: With dead ends: 219 [2024-11-28 04:48:44,548 INFO L226 Difference]: Without dead ends: 109 [2024-11-28 04:48:44,552 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 [2024-11-28 04:48:44,557 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 [2024-11-28 04:48:44,558 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] [2024-11-28 04:48:44,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-28 04:48:44,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-28 04:48:44,595 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) [2024-11-28 04:48:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 157 transitions. [2024-11-28 04:48:44,602 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 157 transitions. Word has length 112 [2024-11-28 04:48:44,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:48:44,602 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 157 transitions. [2024-11-28 04:48:44,603 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) [2024-11-28 04:48:44,603 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 157 transitions. [2024-11-28 04:48:44,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-28 04:48:44,605 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:44,606 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] [2024-11-28 04:48:44,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 04:48:44,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:48:44,807 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:44,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:44,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1962849030, now seen corresponding path program 1 times [2024-11-28 04:48:44,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:48:44,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [838699039] [2024-11-28 04:48:44,808 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:44,809 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 [2024-11-28 04:48:44,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:48:44,813 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:48:44,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:48:45,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:45,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:48:45,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:48:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-28 04:48:45,690 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:48:45,690 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:48:45,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [838699039] [2024-11-28 04:48:45,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [838699039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:48:45,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:48:45,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:48:45,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590578764] [2024-11-28 04:48:45,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:48:45,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:48:45,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:48:45,692 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:48:45,692 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:48:45,697 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) [2024-11-28 04:48:45,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:48:45,802 INFO L93 Difference]: Finished difference Result 217 states and 314 transitions. [2024-11-28 04:48:45,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:48:45,806 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 [2024-11-28 04:48:45,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:48:45,808 INFO L225 Difference]: With dead ends: 217 [2024-11-28 04:48:45,809 INFO L226 Difference]: Without dead ends: 111 [2024-11-28 04:48:45,809 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 [2024-11-28 04:48:45,810 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 [2024-11-28 04:48:45,810 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] [2024-11-28 04:48:45,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-28 04:48:45,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2024-11-28 04:48:45,828 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) [2024-11-28 04:48:45,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 159 transitions. [2024-11-28 04:48:45,830 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 159 transitions. Word has length 112 [2024-11-28 04:48:45,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:48:45,831 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 159 transitions. [2024-11-28 04:48:45,835 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) [2024-11-28 04:48:45,835 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 159 transitions. [2024-11-28 04:48:45,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-28 04:48:45,837 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:45,837 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] [2024-11-28 04:48:45,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:48:46,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:48:46,038 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:46,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:46,038 INFO L85 PathProgramCache]: Analyzing trace with hash 611463812, now seen corresponding path program 1 times [2024-11-28 04:48:46,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:48:46,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [216329351] [2024-11-28 04:48:46,039 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:46,039 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 [2024-11-28 04:48:46,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:48:46,041 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:48:46,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:48:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:46,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:48:46,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:48:46,920 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:48:46,923 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 [2024-11-28 04:48:48,453 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:48:48,453 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:48:48,453 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:48:48,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [216329351] [2024-11-28 04:48:48,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [216329351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:48:48,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:48:48,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:48:48,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583035344] [2024-11-28 04:48:48,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:48:48,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:48:48,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:48:48,455 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:48:48,455 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:48:48,456 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) [2024-11-28 04:48:51,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:48:56,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:48:58,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:48:59,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:48:59,274 INFO L93 Difference]: Finished difference Result 357 states and 510 transitions. [2024-11-28 04:48:59,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:48:59,281 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 [2024-11-28 04:48:59,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:48:59,285 INFO L225 Difference]: With dead ends: 357 [2024-11-28 04:48:59,285 INFO L226 Difference]: Without dead ends: 249 [2024-11-28 04:48:59,286 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 [2024-11-28 04:48:59,291 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 206 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s 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, 10.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:48:59,291 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 367 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 10.7s Time] [2024-11-28 04:48:59,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2024-11-28 04:48:59,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 216. [2024-11-28 04:48:59,328 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) [2024-11-28 04:48:59,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 308 transitions. [2024-11-28 04:48:59,335 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 308 transitions. Word has length 112 [2024-11-28 04:48:59,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:48:59,335 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 308 transitions. [2024-11-28 04:48:59,335 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) [2024-11-28 04:48:59,336 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 308 transitions. [2024-11-28 04:48:59,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-28 04:48:59,340 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:48:59,341 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] [2024-11-28 04:48:59,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:48:59,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:48:59,542 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:48:59,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:48:59,542 INFO L85 PathProgramCache]: Analyzing trace with hash -726119745, now seen corresponding path program 1 times [2024-11-28 04:48:59,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:48:59,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [940562933] [2024-11-28 04:48:59,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:48:59,543 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 [2024-11-28 04:48:59,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:48:59,546 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:48:59,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:00,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:49:00,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:00,271 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:49:00,272 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:00,272 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:00,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [940562933] [2024-11-28 04:49:00,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [940562933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:00,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:00,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:49:00,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456045353] [2024-11-28 04:49:00,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:00,273 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:49:00,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:00,274 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:49:00,274 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:49:00,274 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) [2024-11-28 04:49:00,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:00,377 INFO L93 Difference]: Finished difference Result 439 states and 627 transitions. [2024-11-28 04:49:00,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:49:00,377 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 [2024-11-28 04:49:00,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:00,380 INFO L225 Difference]: With dead ends: 439 [2024-11-28 04:49:00,380 INFO L226 Difference]: Without dead ends: 226 [2024-11-28 04:49:00,381 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 [2024-11-28 04:49:00,382 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 [2024-11-28 04:49:00,382 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] [2024-11-28 04:49:00,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-28 04:49:00,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 224. [2024-11-28 04:49:00,397 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) [2024-11-28 04:49:00,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 316 transitions. [2024-11-28 04:49:00,400 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 316 transitions. Word has length 113 [2024-11-28 04:49:00,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:00,400 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 316 transitions. [2024-11-28 04:49:00,400 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) [2024-11-28 04:49:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 316 transitions. [2024-11-28 04:49:00,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-28 04:49:00,402 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:00,402 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] [2024-11-28 04:49:00,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:00,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:00,603 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:00,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:00,603 INFO L85 PathProgramCache]: Analyzing trace with hash -46061375, now seen corresponding path program 1 times [2024-11-28 04:49:00,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:00,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [295583670] [2024-11-28 04:49:00,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:00,604 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 [2024-11-28 04:49:00,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:00,607 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:49:00,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:01,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:49:01,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:01,371 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:49:01,371 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:01,371 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:01,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [295583670] [2024-11-28 04:49:01,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [295583670] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:01,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:01,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:49:01,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208875269] [2024-11-28 04:49:01,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:01,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:49:01,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:01,373 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:49:01,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:49:01,373 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) [2024-11-28 04:49:01,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:01,522 INFO L93 Difference]: Finished difference Result 451 states and 637 transitions. [2024-11-28 04:49:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:49:01,523 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 [2024-11-28 04:49:01,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:01,527 INFO L225 Difference]: With dead ends: 451 [2024-11-28 04:49:01,529 INFO L226 Difference]: Without dead ends: 230 [2024-11-28 04:49:01,530 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 [2024-11-28 04:49:01,530 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 [2024-11-28 04:49:01,531 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] [2024-11-28 04:49:01,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-28 04:49:01,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 228. [2024-11-28 04:49:01,562 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) [2024-11-28 04:49:01,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 320 transitions. [2024-11-28 04:49:01,564 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 320 transitions. Word has length 113 [2024-11-28 04:49:01,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:01,568 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 320 transitions. [2024-11-28 04:49:01,568 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) [2024-11-28 04:49:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 320 transitions. [2024-11-28 04:49:01,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-28 04:49:01,570 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:01,570 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] [2024-11-28 04:49:01,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:01,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:01,771 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:01,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:01,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1728945987, now seen corresponding path program 1 times [2024-11-28 04:49:01,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:01,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [610740189] [2024-11-28 04:49:01,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:01,772 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 [2024-11-28 04:49:01,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:01,774 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:49:01,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:02,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:49:02,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:02,501 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:49:02,501 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:02,501 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:02,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [610740189] [2024-11-28 04:49:02,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [610740189] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:02,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:02,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:49:02,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104716860] [2024-11-28 04:49:02,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:02,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:49:02,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:02,503 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:49:02,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:49:02,503 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) [2024-11-28 04:49:02,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:02,677 INFO L93 Difference]: Finished difference Result 459 states and 645 transitions. [2024-11-28 04:49:02,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:49:02,678 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 [2024-11-28 04:49:02,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:02,680 INFO L225 Difference]: With dead ends: 459 [2024-11-28 04:49:02,680 INFO L226 Difference]: Without dead ends: 234 [2024-11-28 04:49:02,681 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 [2024-11-28 04:49:02,682 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 [2024-11-28 04:49:02,682 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] [2024-11-28 04:49:02,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-28 04:49:02,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 232. [2024-11-28 04:49:02,696 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) [2024-11-28 04:49:02,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 324 transitions. [2024-11-28 04:49:02,698 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 324 transitions. Word has length 113 [2024-11-28 04:49:02,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:02,698 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 324 transitions. [2024-11-28 04:49:02,699 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) [2024-11-28 04:49:02,699 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 324 transitions. [2024-11-28 04:49:02,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-28 04:49:02,700 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:02,701 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] [2024-11-28 04:49:02,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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)] Ended with exit code 0 [2024-11-28 04:49:02,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:02,901 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:02,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:02,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1730793029, now seen corresponding path program 1 times [2024-11-28 04:49:02,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:02,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [487177045] [2024-11-28 04:49:02,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:02,902 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 [2024-11-28 04:49:02,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:02,904 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:49:02,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:03,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 04:49:03,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:03,656 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 [2024-11-28 04:49:03,952 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 [2024-11-28 04:49:04,033 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 [2024-11-28 04:49:04,304 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:49:04,305 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:04,305 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:04,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [487177045] [2024-11-28 04:49:04,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [487177045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:04,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:04,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:49:04,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69168645] [2024-11-28 04:49:04,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:04,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:49:04,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:04,306 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:49:04,306 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:49:04,307 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) [2024-11-28 04:49:05,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:49:07,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:07,006 INFO L93 Difference]: Finished difference Result 597 states and 822 transitions. [2024-11-28 04:49:07,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:49:07,008 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 [2024-11-28 04:49:07,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:07,010 INFO L225 Difference]: With dead ends: 597 [2024-11-28 04:49:07,010 INFO L226 Difference]: Without dead ends: 368 [2024-11-28 04:49:07,011 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:49:07,012 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 74 mSDsluCounter, 1063 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s 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, 2.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:07,012 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 1220 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-28 04:49:07,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-11-28 04:49:07,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 364. [2024-11-28 04:49:07,031 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) [2024-11-28 04:49:07,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 496 transitions. [2024-11-28 04:49:07,034 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 496 transitions. Word has length 113 [2024-11-28 04:49:07,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:07,034 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 496 transitions. [2024-11-28 04:49:07,034 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) [2024-11-28 04:49:07,035 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 496 transitions. [2024-11-28 04:49:07,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-28 04:49:07,036 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:07,036 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] [2024-11-28 04:49:07,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:07,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:07,237 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:07,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:07,237 INFO L85 PathProgramCache]: Analyzing trace with hash 709724675, now seen corresponding path program 1 times [2024-11-28 04:49:07,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:07,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1252073286] [2024-11-28 04:49:07,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:07,238 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 [2024-11-28 04:49:07,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:07,240 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:49:07,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:07,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:49:07,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:07,967 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 [2024-11-28 04:49:08,014 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:49:08,014 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:08,014 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:08,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1252073286] [2024-11-28 04:49:08,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1252073286] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:08,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:08,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:49:08,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064237502] [2024-11-28 04:49:08,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:08,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:49:08,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:08,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:49:08,016 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:49:08,016 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) [2024-11-28 04:49:10,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:49:13,631 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 [] [2024-11-28 04:49:14,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:14,267 INFO L93 Difference]: Finished difference Result 723 states and 985 transitions. [2024-11-28 04:49:14,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:49:14,268 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 [2024-11-28 04:49:14,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:14,272 INFO L225 Difference]: With dead ends: 723 [2024-11-28 04:49:14,272 INFO L226 Difference]: Without dead ends: 362 [2024-11-28 04:49:14,272 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 [2024-11-28 04:49:14,273 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 68 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s 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, 6.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:14,273 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 551 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2024-11-28 04:49:14,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2024-11-28 04:49:14,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 358. [2024-11-28 04:49:14,304 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) [2024-11-28 04:49:14,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 487 transitions. [2024-11-28 04:49:14,308 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 487 transitions. Word has length 113 [2024-11-28 04:49:14,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:14,309 INFO L471 AbstractCegarLoop]: Abstraction has 358 states and 487 transitions. [2024-11-28 04:49:14,309 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) [2024-11-28 04:49:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 487 transitions. [2024-11-28 04:49:14,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-28 04:49:14,313 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:14,313 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] [2024-11-28 04:49:14,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:14,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:14,514 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:14,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:14,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1871341639, now seen corresponding path program 1 times [2024-11-28 04:49:14,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:14,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [4642887] [2024-11-28 04:49:14,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:14,515 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 [2024-11-28 04:49:14,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:14,520 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:49:14,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:15,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:49:15,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:15,237 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 [2024-11-28 04:49:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:49:15,299 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:15,299 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:15,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [4642887] [2024-11-28 04:49:15,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [4642887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:15,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:15,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:49:15,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433608161] [2024-11-28 04:49:15,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:15,300 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:49:15,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:15,300 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:49:15,301 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:49:15,301 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) [2024-11-28 04:49:17,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:49:19,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:49:20,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:20,404 INFO L93 Difference]: Finished difference Result 782 states and 1059 transitions. [2024-11-28 04:49:20,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:49:20,405 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 [2024-11-28 04:49:20,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:20,409 INFO L225 Difference]: With dead ends: 782 [2024-11-28 04:49:20,409 INFO L226 Difference]: Without dead ends: 427 [2024-11-28 04:49:20,410 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 [2024-11-28 04:49:20,411 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 70 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s 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, 5.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:20,411 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 582 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-28 04:49:20,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2024-11-28 04:49:20,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 337. [2024-11-28 04:49:20,428 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) [2024-11-28 04:49:20,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 459 transitions. [2024-11-28 04:49:20,430 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 459 transitions. Word has length 113 [2024-11-28 04:49:20,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:20,431 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 459 transitions. [2024-11-28 04:49:20,431 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) [2024-11-28 04:49:20,431 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 459 transitions. [2024-11-28 04:49:20,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-28 04:49:20,433 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:20,433 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] [2024-11-28 04:49:20,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:20,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:20,634 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:20,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:20,634 INFO L85 PathProgramCache]: Analyzing trace with hash 850273285, now seen corresponding path program 1 times [2024-11-28 04:49:20,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:20,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [289475922] [2024-11-28 04:49:20,635 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:20,635 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 [2024-11-28 04:49:20,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:20,636 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:49:20,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:21,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 04:49:21,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:23,382 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 [2024-11-28 04:49:23,474 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-28 04:49:23,474 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:49:24,202 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 04:49:24,203 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 [2024-11-28 04:49:24,489 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:24,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [289475922] [2024-11-28 04:49:24,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [289475922] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:49:24,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1958082706] [2024-11-28 04:49:24,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:24,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:49:24,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:49:24,492 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:49:24,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-28 04:49:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:26,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:49:26,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:26,776 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:49:26,776 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 [2024-11-28 04:49:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-28 04:49:26,952 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:26,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1958082706] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:26,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:49:26,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-11-28 04:49:26,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558207445] [2024-11-28 04:49:26,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:26,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:49:26,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:26,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:49:26,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:49:26,954 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) [2024-11-28 04:49:28,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:49:31,357 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 [] [2024-11-28 04:49:31,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:31,666 INFO L93 Difference]: Finished difference Result 673 states and 917 transitions. [2024-11-28 04:49:31,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:49:31,667 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 [2024-11-28 04:49:31,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:31,669 INFO L225 Difference]: With dead ends: 673 [2024-11-28 04:49:31,669 INFO L226 Difference]: Without dead ends: 339 [2024-11-28 04:49:31,670 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 305 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2024-11-28 04:49:31,671 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 136 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s 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, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:31,671 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 408 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 04:49:31,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-11-28 04:49:31,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2024-11-28 04:49:31,702 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) [2024-11-28 04:49:31,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 457 transitions. [2024-11-28 04:49:31,705 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 457 transitions. Word has length 113 [2024-11-28 04:49:31,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:31,705 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 457 transitions. [2024-11-28 04:49:31,706 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) [2024-11-28 04:49:31,706 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 457 transitions. [2024-11-28 04:49:31,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-28 04:49:31,708 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:31,708 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] [2024-11-28 04:49:31,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-28 04:49:31,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:32,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:32,109 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:32,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:32,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1947854901, now seen corresponding path program 1 times [2024-11-28 04:49:32,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:32,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1612806703] [2024-11-28 04:49:32,110 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:32,110 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 [2024-11-28 04:49:32,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:32,113 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:49:32,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:32,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 04:49:32,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:35,106 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 [2024-11-28 04:49:35,207 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-28 04:49:35,207 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:49:35,973 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 04:49:35,973 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 [2024-11-28 04:49:36,204 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:36,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1612806703] [2024-11-28 04:49:36,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1612806703] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:49:36,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1112833104] [2024-11-28 04:49:36,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:36,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:49:36,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:49:36,207 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:49:36,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-28 04:49:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:38,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:49:38,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:38,825 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:49:38,825 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 [2024-11-28 04:49:38,954 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-28 04:49:38,955 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:38,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1112833104] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:38,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:49:38,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-11-28 04:49:38,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326654795] [2024-11-28 04:49:38,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:38,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:49:38,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:38,956 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:49:38,956 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:49:38,956 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) [2024-11-28 04:49:40,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:49:43,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:49:43,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:43,561 INFO L93 Difference]: Finished difference Result 673 states and 913 transitions. [2024-11-28 04:49:43,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:49:43,563 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 [2024-11-28 04:49:43,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:43,564 INFO L225 Difference]: With dead ends: 673 [2024-11-28 04:49:43,564 INFO L226 Difference]: Without dead ends: 339 [2024-11-28 04:49:43,565 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 [2024-11-28 04:49:43,566 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 128 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:43,566 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 406 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 04:49:43,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-11-28 04:49:43,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2024-11-28 04:49:43,588 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) [2024-11-28 04:49:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 455 transitions. [2024-11-28 04:49:43,591 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 455 transitions. Word has length 115 [2024-11-28 04:49:43,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:43,592 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 455 transitions. [2024-11-28 04:49:43,593 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) [2024-11-28 04:49:43,593 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 455 transitions. [2024-11-28 04:49:43,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-28 04:49:43,596 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:43,596 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] [2024-11-28 04:49:43,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-28 04:49:43,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:43,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:43,997 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:43,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:43,998 INFO L85 PathProgramCache]: Analyzing trace with hash 214626629, now seen corresponding path program 1 times [2024-11-28 04:49:43,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:43,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [954289171] [2024-11-28 04:49:43,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:43,998 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 [2024-11-28 04:49:43,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:44,000 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:49:44,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:44,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 04:49:44,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:46,674 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 [2024-11-28 04:49:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-28 04:49:46,764 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:49:47,637 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 04:49:47,638 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 [2024-11-28 04:49:47,879 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:47,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [954289171] [2024-11-28 04:49:47,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [954289171] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:49:47,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [771268203] [2024-11-28 04:49:47,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:47,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:49:47,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:49:47,881 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:49:47,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-28 04:49:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:50,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:49:50,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:50,760 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:49:50,761 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 [2024-11-28 04:49:50,926 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-28 04:49:50,927 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:50,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [771268203] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:50,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:49:50,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-11-28 04:49:50,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922659124] [2024-11-28 04:49:50,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:50,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:49:50,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:50,928 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:49:50,928 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:49:50,928 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) [2024-11-28 04:49:53,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:49:55,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:49:56,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:56,124 INFO L93 Difference]: Finished difference Result 673 states and 909 transitions. [2024-11-28 04:49:56,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:49:56,125 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 [2024-11-28 04:49:56,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:56,127 INFO L225 Difference]: With dead ends: 673 [2024-11-28 04:49:56,127 INFO L226 Difference]: Without dead ends: 339 [2024-11-28 04:49:56,128 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 317 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2024-11-28 04:49:56,128 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 118 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s 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, 5.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:56,129 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 402 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-28 04:49:56,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-11-28 04:49:56,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2024-11-28 04:49:56,144 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) [2024-11-28 04:49:56,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 453 transitions. [2024-11-28 04:49:56,146 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 453 transitions. Word has length 117 [2024-11-28 04:49:56,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:56,147 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 453 transitions. [2024-11-28 04:49:56,147 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) [2024-11-28 04:49:56,147 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 453 transitions. [2024-11-28 04:49:56,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-28 04:49:56,148 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:56,149 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] [2024-11-28 04:49:56,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:56,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-28 04:49:56,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:49:56,549 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:56,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:56,550 INFO L85 PathProgramCache]: Analyzing trace with hash 2028742411, now seen corresponding path program 1 times [2024-11-28 04:49:56,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:56,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [212635163] [2024-11-28 04:49:56,550 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:56,550 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 [2024-11-28 04:49:56,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:56,552 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:49:56,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:49:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:57,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 04:49:57,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:59,376 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 [2024-11-28 04:49:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-28 04:49:59,488 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:50:00,280 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 04:50:00,281 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 [2024-11-28 04:50:00,527 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:00,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [212635163] [2024-11-28 04:50:00,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [212635163] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:50:00,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1959768029] [2024-11-28 04:50:00,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:00,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:50:00,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:50:00,531 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:50:00,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-28 04:50:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:02,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:50:02,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:03,340 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:50:03,340 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 [2024-11-28 04:50:03,478 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-28 04:50:03,478 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:50:03,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1959768029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:50:03,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:50:03,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-11-28 04:50:03,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967862304] [2024-11-28 04:50:03,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:50:03,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:50:03,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:50:03,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:50:03,480 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:50:03,480 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) [2024-11-28 04:50:05,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:50:08,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:50:08,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:50:08,662 INFO L93 Difference]: Finished difference Result 673 states and 905 transitions. [2024-11-28 04:50:08,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:50:08,663 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 [2024-11-28 04:50:08,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:50:08,665 INFO L225 Difference]: With dead ends: 673 [2024-11-28 04:50:08,665 INFO L226 Difference]: Without dead ends: 339 [2024-11-28 04:50:08,666 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 323 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2024-11-28 04:50:08,666 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 109 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s 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, 5.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:50:08,667 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 395 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-28 04:50:08,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-11-28 04:50:08,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2024-11-28 04:50:08,681 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) [2024-11-28 04:50:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 451 transitions. [2024-11-28 04:50:08,684 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 451 transitions. Word has length 119 [2024-11-28 04:50:08,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:50:08,684 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 451 transitions. [2024-11-28 04:50:08,684 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) [2024-11-28 04:50:08,684 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 451 transitions. [2024-11-28 04:50:08,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-28 04:50:08,686 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:50:08,686 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] [2024-11-28 04:50:08,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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)] Ended with exit code 0 [2024-11-28 04:50:08,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-28 04:50:09,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:50:09,087 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:50:09,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:50:09,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1874309499, now seen corresponding path program 1 times [2024-11-28 04:50:09,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:50:09,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [835715942] [2024-11-28 04:50:09,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:09,088 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 [2024-11-28 04:50:09,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:50:09,090 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:50:09,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:50:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:09,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 04:50:09,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:11,881 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 [2024-11-28 04:50:11,961 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-28 04:50:11,962 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:50:12,669 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 04:50:12,669 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 [2024-11-28 04:50:12,881 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:12,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [835715942] [2024-11-28 04:50:12,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [835715942] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:50:12,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [267549804] [2024-11-28 04:50:12,881 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:12,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:50:12,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:50:12,883 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:50:12,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-28 04:50:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:15,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 04:50:15,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:16,393 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 [2024-11-28 04:50:19,748 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 [2024-11-28 04:50:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-28 04:50:19,826 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:50:20,280 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 [2024-11-28 04:50:20,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [267549804] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:50:20,613 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:50:20,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-28 04:50:20,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479642130] [2024-11-28 04:50:20,614 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:50:20,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 04:50:20,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:50:20,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 04:50:20,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:50:20,616 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) [2024-11-28 04:50:23,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:50:26,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:50:28,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:50:31,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:50:31,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:50:31,493 INFO L93 Difference]: Finished difference Result 951 states and 1274 transitions. [2024-11-28 04:50:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:50:31,494 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 [2024-11-28 04:50:31,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:50:31,497 INFO L225 Difference]: With dead ends: 951 [2024-11-28 04:50:31,497 INFO L226 Difference]: Without dead ends: 617 [2024-11-28 04:50:31,498 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 433 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-11-28 04:50:31,499 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 423 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 551 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s 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, 10.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:50:31,500 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [423 Valid, 604 Invalid, 578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 551 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2024-11-28 04:50:31,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2024-11-28 04:50:31,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 487. [2024-11-28 04:50:31,534 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) [2024-11-28 04:50:31,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 658 transitions. [2024-11-28 04:50:31,537 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 658 transitions. Word has length 121 [2024-11-28 04:50:31,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:50:31,537 INFO L471 AbstractCegarLoop]: Abstraction has 487 states and 658 transitions. [2024-11-28 04:50:31,537 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) [2024-11-28 04:50:31,538 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 658 transitions. [2024-11-28 04:50:31,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 04:50:31,539 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:50:31,539 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] [2024-11-28 04:50:31,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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)] Forceful destruction successful, exit code 0 [2024-11-28 04:50:31,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-28 04:50:31,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:50:31,944 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:50:31,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:50:31,945 INFO L85 PathProgramCache]: Analyzing trace with hash -930208835, now seen corresponding path program 1 times [2024-11-28 04:50:31,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:50:31,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1449260350] [2024-11-28 04:50:31,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:31,945 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 [2024-11-28 04:50:31,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:50:31,947 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:50:31,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:50:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:32,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 04:50:32,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:32,826 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 [2024-11-28 04:50:32,936 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 8 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-28 04:50:32,936 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:50:33,335 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 [2024-11-28 04:50:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-28 04:50:33,358 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:33,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1449260350] [2024-11-28 04:50:33,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1449260350] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:50:33,358 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:50:33,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-28 04:50:33,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787107135] [2024-11-28 04:50:33,358 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:50:33,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:50:33,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:50:33,360 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:50:33,360 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:50:33,360 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) [2024-11-28 04:50:38,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:50:39,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:50:39,473 INFO L93 Difference]: Finished difference Result 1001 states and 1347 transitions. [2024-11-28 04:50:39,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 04:50:39,474 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 [2024-11-28 04:50:39,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:50:39,477 INFO L225 Difference]: With dead ends: 1001 [2024-11-28 04:50:39,477 INFO L226 Difference]: Without dead ends: 495 [2024-11-28 04:50:39,479 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 [2024-11-28 04:50:39,480 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 137 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 563 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s 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 [2024-11-28 04:50:39,480 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] [2024-11-28 04:50:39,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2024-11-28 04:50:39,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 483. [2024-11-28 04:50:39,518 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) [2024-11-28 04:50:39,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 650 transitions. [2024-11-28 04:50:39,521 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 650 transitions. Word has length 123 [2024-11-28 04:50:39,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:50:39,521 INFO L471 AbstractCegarLoop]: Abstraction has 483 states and 650 transitions. [2024-11-28 04:50:39,521 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) [2024-11-28 04:50:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 650 transitions. [2024-11-28 04:50:39,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 04:50:39,523 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:50:39,523 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] [2024-11-28 04:50:39,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:50:39,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:50:39,724 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:50:39,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:50:39,724 INFO L85 PathProgramCache]: Analyzing trace with hash 281254263, now seen corresponding path program 1 times [2024-11-28 04:50:39,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:50:39,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1191777360] [2024-11-28 04:50:39,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:39,725 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 [2024-11-28 04:50:39,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:50:39,727 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:50:39,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:50:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:40,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:50:40,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:40,491 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:50:40,492 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:50:40,492 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:40,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1191777360] [2024-11-28 04:50:40,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1191777360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:50:40,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:50:40,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:50:40,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268734400] [2024-11-28 04:50:40,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:50:40,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:50:40,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:50:40,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:50:40,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:50:40,493 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) [2024-11-28 04:50:40,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:50:40,607 INFO L93 Difference]: Finished difference Result 975 states and 1313 transitions. [2024-11-28 04:50:40,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:50:40,607 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 [2024-11-28 04:50:40,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:50:40,610 INFO L225 Difference]: With dead ends: 975 [2024-11-28 04:50:40,610 INFO L226 Difference]: Without dead ends: 495 [2024-11-28 04:50:40,612 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 [2024-11-28 04:50:40,612 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 [2024-11-28 04:50:40,612 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] [2024-11-28 04:50:40,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2024-11-28 04:50:40,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 495. [2024-11-28 04:50:40,660 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) [2024-11-28 04:50:40,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 662 transitions. [2024-11-28 04:50:40,663 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 662 transitions. Word has length 123 [2024-11-28 04:50:40,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:50:40,663 INFO L471 AbstractCegarLoop]: Abstraction has 495 states and 662 transitions. [2024-11-28 04:50:40,664 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) [2024-11-28 04:50:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 662 transitions. [2024-11-28 04:50:40,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 04:50:40,665 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:50:40,665 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] [2024-11-28 04:50:40,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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)] Forceful destruction successful, exit code 0 [2024-11-28 04:50:40,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:50:40,866 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:50:40,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:50:40,866 INFO L85 PathProgramCache]: Analyzing trace with hash -306927233, now seen corresponding path program 1 times [2024-11-28 04:50:40,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:50:40,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1055123775] [2024-11-28 04:50:40,867 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:40,867 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 [2024-11-28 04:50:40,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:50:40,870 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:50:40,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:50:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:41,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-28 04:50:41,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:43,480 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 [2024-11-28 04:50:43,909 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 61 treesize of output 37 [2024-11-28 04:50:44,043 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 [2024-11-28 04:50:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 8 proven. 96 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-28 04:50:44,345 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:50:45,926 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:50:45,926 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:45,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1055123775] [2024-11-28 04:50:45,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1055123775] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:50:45,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:50:45,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [16] total 24 [2024-11-28 04:50:45,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461505235] [2024-11-28 04:50:45,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:50:45,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:50:45,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:50:45,928 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:50:45,928 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2024-11-28 04:50:45,928 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) [2024-11-28 04:50:47,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-11-28 04:50:49,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-11-28 04:50:51,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:50:51,394 INFO L93 Difference]: Finished difference Result 966 states and 1283 transitions. [2024-11-28 04:50:51,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:50:51,394 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 [2024-11-28 04:50:51,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:50:51,397 INFO L225 Difference]: With dead ends: 966 [2024-11-28 04:50:51,397 INFO L226 Difference]: Without dead ends: 660 [2024-11-28 04:50:51,398 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 [2024-11-28 04:50:51,398 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, 4.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:50:51,399 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 1614 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-28 04:50:51,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2024-11-28 04:50:51,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 508. [2024-11-28 04:50:51,436 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) [2024-11-28 04:50:51,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 678 transitions. [2024-11-28 04:50:51,439 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 678 transitions. Word has length 123 [2024-11-28 04:50:51,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:50:51,439 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 678 transitions. [2024-11-28 04:50:51,439 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) [2024-11-28 04:50:51,440 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 678 transitions. [2024-11-28 04:50:51,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 04:50:51,441 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:50:51,441 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] [2024-11-28 04:50:51,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:50:51,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:50:51,642 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:50:51,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:50:51,642 INFO L85 PathProgramCache]: Analyzing trace with hash 115774593, now seen corresponding path program 1 times [2024-11-28 04:50:51,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:50:51,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1896921912] [2024-11-28 04:50:51,643 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:51,643 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:50:51,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:50:51,644 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:50:51,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:50:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:52,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:50:52,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:54,017 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 [2024-11-28 04:50:54,107 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 [2024-11-28 04:50:54,245 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 [2024-11-28 04:50:54,405 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 8 proven. 96 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-28 04:50:54,405 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:50:54,832 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:54,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1896921912] [2024-11-28 04:50:54,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1896921912] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:50:54,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [618386279] [2024-11-28 04:50:54,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:54,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:50:54,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:50:54,836 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:50:54,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-28 04:50:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:58,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-28 04:50:58,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:58,903 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 [2024-11-28 04:51:02,035 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 [2024-11-28 04:51:02,110 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 [2024-11-28 04:51:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 8 proven. 96 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-28 04:51:02,356 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:51:02,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [618386279] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:51:02,561 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:51:02,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2024-11-28 04:51:02,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268289559] [2024-11-28 04:51:02,562 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:51:02,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-28 04:51:02,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:51:02,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-28 04:51:02,564 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=556, Unknown=0, NotChecked=0, Total=650 [2024-11-28 04:51:02,564 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) [2024-11-28 04:51:09,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:51:14,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:51:20,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:51:21,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:51:24,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:51:27,076 WARN L539 Checker$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 [0] [2024-11-28 04:51:27,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:27,486 INFO L93 Difference]: Finished difference Result 1605 states and 2118 transitions. [2024-11-28 04:51:27,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-28 04:51:27,487 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 [2024-11-28 04:51:27,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:27,490 INFO L225 Difference]: With dead ends: 1605 [2024-11-28 04:51:27,491 INFO L226 Difference]: Without dead ends: 1100 [2024-11-28 04:51:27,493 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 [2024-11-28 04:51:27,493 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 983 mSDsluCounter, 1245 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.7s 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, 21.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:27,494 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [983 Valid, 1362 Invalid, 1354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 21.5s Time] [2024-11-28 04:51:27,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2024-11-28 04:51:27,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 789. [2024-11-28 04:51:27,590 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) [2024-11-28 04:51:27,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1047 transitions. [2024-11-28 04:51:27,597 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1047 transitions. Word has length 123 [2024-11-28 04:51:27,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:27,598 INFO L471 AbstractCegarLoop]: Abstraction has 789 states and 1047 transitions. [2024-11-28 04:51:27,598 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) [2024-11-28 04:51:27,598 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1047 transitions. [2024-11-28 04:51:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 04:51:27,600 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:27,600 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] [2024-11-28 04:51:27,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-28 04:51:27,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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)] Ended with exit code 0 [2024-11-28 04:51:28,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:51:28,001 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:28,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:28,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1068959448, now seen corresponding path program 1 times [2024-11-28 04:51:28,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:51:28,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [938202331] [2024-11-28 04:51:28,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:28,002 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 [2024-11-28 04:51:28,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:51:28,004 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:51:28,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:51:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:28,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-28 04:51:28,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:34,151 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 [2024-11-28 04:51:34,545 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:51:34,545 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 [2024-11-28 04:51:36,613 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 [2024-11-28 04:51:38,176 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 [2024-11-28 04:51:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 8 proven. 96 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-28 04:51:41,313 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:51:59,343 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:51:59,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [938202331] [2024-11-28 04:51:59,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [938202331] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:51:59,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1751365443] [2024-11-28 04:51:59,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:59,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:51:59,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:51:59,345 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:51:59,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-28 04:52:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:02,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-28 04:52:02,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:04,042 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 [2024-11-28 04:52:12,000 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 [2024-11-28 04:52:12,777 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 [2024-11-28 04:52:13,662 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 [2024-11-28 04:52:14,581 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 8 proven. 96 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-28 04:52:14,581 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:52:16,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1751365443] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:52:16,233 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:52:16,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 29 [2024-11-28 04:52:16,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115252254] [2024-11-28 04:52:16,234 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:52:16,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-28 04:52:16,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:16,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-28 04:52:16,236 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1335, Unknown=0, NotChecked=0, Total=1482 [2024-11-28 04:52:16,236 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) [2024-11-28 04:52:31,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:53:22,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:53:24,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:53:28,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:53:31,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:53:40,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:54:08,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:54:12,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:54:16,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:16,662 INFO L93 Difference]: Finished difference Result 1831 states and 2402 transitions. [2024-11-28 04:54:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-28 04:54:16,664 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 [2024-11-28 04:54:16,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:16,668 INFO L225 Difference]: With dead ends: 1831 [2024-11-28 04:54:16,668 INFO L226 Difference]: Without dead ends: 1045 [2024-11-28 04:54:16,672 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 351 GetRequests, 263 SyntacticMatches, 2 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1902 ImplicationChecksByTransitivity, 85.6s TimeCoverageRelationStatistics Valid=1039, Invalid=6617, Unknown=0, NotChecked=0, Total=7656 [2024-11-28 04:54:16,673 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 1049 mSDsluCounter, 3929 mSDsCounter, 0 mSdLazyCounter, 3414 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.9s 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, 66.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:16,674 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1049 Valid, 4137 Invalid, 3543 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [129 Valid, 3414 Invalid, 0 Unknown, 0 Unchecked, 66.2s Time] [2024-11-28 04:54:16,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2024-11-28 04:54:16,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 770. [2024-11-28 04:54:16,750 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) [2024-11-28 04:54:16,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 770 states and 1024 transitions. [2024-11-28 04:54:16,755 INFO L78 Accepts]: Start accepts. Automaton has 770 states and 1024 transitions. Word has length 123 [2024-11-28 04:54:16,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:16,755 INFO L471 AbstractCegarLoop]: Abstraction has 770 states and 1024 transitions. [2024-11-28 04:54:16,756 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) [2024-11-28 04:54:16,756 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1024 transitions. [2024-11-28 04:54:16,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-28 04:54:16,757 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:16,757 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] [2024-11-28 04:54:16,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-28 04:54:16,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:54:17,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:54:17,158 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:17,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:17,159 INFO L85 PathProgramCache]: Analyzing trace with hash 2019346332, now seen corresponding path program 1 times [2024-11-28 04:54:17,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:54:17,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2060405303] [2024-11-28 04:54:17,159 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:17,160 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 [2024-11-28 04:54:17,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:54:17,163 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:54:17,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:54:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:18,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 04:54:18,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:26,751 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 136 treesize of output 88 [2024-11-28 04:54:26,786 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:54:26,786 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 [2024-11-28 04:54:28,760 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-28 04:54:28,760 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:54:43,515 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:54:43,516 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:54:43,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2060405303] [2024-11-28 04:54:43,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2060405303] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:54:43,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:54:43,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 14 [2024-11-28 04:54:43,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782298466] [2024-11-28 04:54:43,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:43,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:54:43,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:54:43,517 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:54:43,517 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:54:43,518 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) [2024-11-28 04:54:46,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:54:58,139 WARN L539 Checker$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 [] [2024-11-28 04:55:01,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:55:05,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:55:18,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:55:20,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:55:24,534 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 [] [2024-11-28 04:55:30,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:30,214 INFO L93 Difference]: Finished difference Result 1888 states and 2493 transitions. [2024-11-28 04:55:30,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:55:30,226 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 [2024-11-28 04:55:30,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:30,231 INFO L225 Difference]: With dead ends: 1888 [2024-11-28 04:55:30,231 INFO L226 Difference]: Without dead ends: 1121 [2024-11-28 04:55:30,233 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 19.7s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:55:30,233 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 104 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.0s 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, 42.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:30,234 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 326 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 42.9s Time] [2024-11-28 04:55:30,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2024-11-28 04:55:30,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 818. [2024-11-28 04:55:30,304 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) [2024-11-28 04:55:30,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1084 transitions. [2024-11-28 04:55:30,308 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 1084 transitions. Word has length 125 [2024-11-28 04:55:30,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:30,308 INFO L471 AbstractCegarLoop]: Abstraction has 818 states and 1084 transitions. [2024-11-28 04:55:30,308 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) [2024-11-28 04:55:30,308 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1084 transitions. [2024-11-28 04:55:30,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-28 04:55:30,310 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:30,310 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] [2024-11-28 04:55:30,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:30,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:30,511 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:55:30,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:30,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1033408150, now seen corresponding path program 1 times [2024-11-28 04:55:30,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:55:30,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1281042096] [2024-11-28 04:55:30,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:30,513 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 [2024-11-28 04:55:30,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:55:30,515 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:55:30,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:31,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 04:55:31,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:55:32,474 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 04:55:32,474 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:55:32,811 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:55:32,811 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:55:32,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1281042096] [2024-11-28 04:55:32,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1281042096] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:55:32,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:55:32,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-28 04:55:32,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794721847] [2024-11-28 04:55:32,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:32,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:55:32,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:55:32,813 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:55:32,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:55:32,813 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) [2024-11-28 04:55:33,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:33,063 INFO L93 Difference]: Finished difference Result 2019 states and 2655 transitions. [2024-11-28 04:55:33,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:55:33,064 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 [2024-11-28 04:55:33,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:33,070 INFO L225 Difference]: With dead ends: 2019 [2024-11-28 04:55:33,070 INFO L226 Difference]: Without dead ends: 1204 [2024-11-28 04:55:33,072 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:55:33,074 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, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:33,074 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 428 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:55:33,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2024-11-28 04:55:33,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 1043. [2024-11-28 04:55:33,168 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) [2024-11-28 04:55:33,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 1372 transitions. [2024-11-28 04:55:33,176 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 1372 transitions. Word has length 127 [2024-11-28 04:55:33,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:33,177 INFO L471 AbstractCegarLoop]: Abstraction has 1043 states and 1372 transitions. [2024-11-28 04:55:33,177 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) [2024-11-28 04:55:33,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1372 transitions. [2024-11-28 04:55:33,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-28 04:55:33,179 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:33,180 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] [2024-11-28 04:55:33,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:33,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:33,381 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:55:33,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:33,381 INFO L85 PathProgramCache]: Analyzing trace with hash -2011294150, now seen corresponding path program 1 times [2024-11-28 04:55:33,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:55:33,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1706254644] [2024-11-28 04:55:33,382 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:33,382 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 [2024-11-28 04:55:33,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:55:33,385 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:55:33,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:34,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 04:55:34,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:55:35,655 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 [2024-11-28 04:55:35,672 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 [2024-11-28 04:55:36,090 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 [2024-11-28 04:55:36,229 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 [2024-11-28 04:55:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-28 04:55:36,389 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:55:37,382 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:55:37,383 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:55:37,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1706254644] [2024-11-28 04:55:37,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1706254644] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:55:37,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:55:37,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2024-11-28 04:55:37,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721661346] [2024-11-28 04:55:37,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:37,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:55:37,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:55:37,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:55:37,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:55:37,385 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) [2024-11-28 04:55:39,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:39,496 INFO L93 Difference]: Finished difference Result 1090 states and 1419 transitions. [2024-11-28 04:55:39,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:55:39,497 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 [2024-11-28 04:55:39,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:39,503 INFO L225 Difference]: With dead ends: 1090 [2024-11-28 04:55:39,503 INFO L226 Difference]: Without dead ends: 1088 [2024-11-28 04:55:39,504 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2024-11-28 04:55:39,505 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 142 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:39,506 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 759 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-28 04:55:39,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1088 states. [2024-11-28 04:55:39,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1088 to 1088. [2024-11-28 04:55:39,618 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) [2024-11-28 04:55:39,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1411 transitions. [2024-11-28 04:55:39,622 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1411 transitions. Word has length 127 [2024-11-28 04:55:39,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:39,623 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1411 transitions. [2024-11-28 04:55:39,623 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) [2024-11-28 04:55:39,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1411 transitions. [2024-11-28 04:55:39,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-28 04:55:39,628 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:39,628 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] [2024-11-28 04:55:39,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:39,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:39,829 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:55:39,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:39,830 INFO L85 PathProgramCache]: Analyzing trace with hash -2009447108, now seen corresponding path program 1 times [2024-11-28 04:55:39,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:55:39,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1414537008] [2024-11-28 04:55:39,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:39,831 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 [2024-11-28 04:55:39,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:55:39,834 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:55:39,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:40,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 04:55:40,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:55:40,902 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 [2024-11-28 04:55:41,209 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 [2024-11-28 04:55:41,856 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 [2024-11-28 04:55:42,069 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:55:42,069 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:55:42,069 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:55:42,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1414537008] [2024-11-28 04:55:42,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1414537008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:55:42,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:55:42,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:55:42,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494557072] [2024-11-28 04:55:42,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:42,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:55:42,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:55:42,071 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:55:42,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:55:42,071 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) [2024-11-28 04:55:46,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:55:49,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:55:49,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:49,276 INFO L93 Difference]: Finished difference Result 2766 states and 3584 transitions. [2024-11-28 04:55:49,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 04:55:49,277 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 [2024-11-28 04:55:49,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:49,281 INFO L225 Difference]: With dead ends: 2766 [2024-11-28 04:55:49,281 INFO L226 Difference]: Without dead ends: 1681 [2024-11-28 04:55:49,282 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:55:49,282 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 251 mSDsluCounter, 1128 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s 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, 6.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:49,283 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 1281 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 374 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2024-11-28 04:55:49,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1681 states. [2024-11-28 04:55:49,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1681 to 1455. [2024-11-28 04:55:49,399 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) [2024-11-28 04:55:49,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 1891 transitions. [2024-11-28 04:55:49,403 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 1891 transitions. Word has length 127 [2024-11-28 04:55:49,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:49,404 INFO L471 AbstractCegarLoop]: Abstraction has 1455 states and 1891 transitions. [2024-11-28 04:55:49,404 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) [2024-11-28 04:55:49,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1891 transitions. [2024-11-28 04:55:49,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-28 04:55:49,406 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:49,406 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] [2024-11-28 04:55:49,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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)] Forceful destruction successful, exit code 0 [2024-11-28 04:55:49,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:49,608 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:55:49,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:49,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1422641094, now seen corresponding path program 1 times [2024-11-28 04:55:49,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:55:49,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1681199341] [2024-11-28 04:55:49,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:49,609 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 [2024-11-28 04:55:49,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:55:49,611 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:55:49,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:51,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 04:55:51,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:55:52,508 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 [2024-11-28 04:55:52,724 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 51 treesize of output 39 [2024-11-28 04:55:52,795 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-28 04:55:52,795 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:55:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:55:53,175 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:55:53,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1681199341] [2024-11-28 04:55:53,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1681199341] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:55:53,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:55:53,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2024-11-28 04:55:53,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80627476] [2024-11-28 04:55:53,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:53,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:55:53,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:55:53,176 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:55:53,176 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:55:53,177 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) [2024-11-28 04:55:53,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:53,520 INFO L93 Difference]: Finished difference Result 3002 states and 3903 transitions. [2024-11-28 04:55:53,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:55:53,521 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 [2024-11-28 04:55:53,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:53,525 INFO L225 Difference]: With dead ends: 3002 [2024-11-28 04:55:53,525 INFO L226 Difference]: Without dead ends: 1550 [2024-11-28 04:55:53,527 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 [2024-11-28 04:55:53,528 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 109 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:53,528 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 701 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:55:53,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2024-11-28 04:55:53,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1455. [2024-11-28 04:55:53,649 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) [2024-11-28 04:55:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 1881 transitions. [2024-11-28 04:55:53,655 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 1881 transitions. Word has length 127 [2024-11-28 04:55:53,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:53,656 INFO L471 AbstractCegarLoop]: Abstraction has 1455 states and 1881 transitions. [2024-11-28 04:55:53,656 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) [2024-11-28 04:55:53,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1881 transitions. [2024-11-28 04:55:53,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-28 04:55:53,658 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:53,658 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] [2024-11-28 04:55:53,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:53,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:53,859 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:55:53,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:53,860 INFO L85 PathProgramCache]: Analyzing trace with hash 352366268, now seen corresponding path program 1 times [2024-11-28 04:55:53,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:55:53,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [880263908] [2024-11-28 04:55:53,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:53,861 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 [2024-11-28 04:55:53,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:55:53,864 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:55:53,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:55,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 04:55:55,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:55:56,072 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 [2024-11-28 04:55:56,259 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 [2024-11-28 04:55:56,266 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 [2024-11-28 04:55:56,354 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-28 04:55:56,354 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:55:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:55:56,787 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:55:56,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [880263908] [2024-11-28 04:55:56,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [880263908] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:55:56,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:55:56,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2024-11-28 04:55:56,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611781016] [2024-11-28 04:55:56,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:56,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:55:56,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:55:56,788 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:55:56,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:55:56,789 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) [2024-11-28 04:55:57,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:57,063 INFO L93 Difference]: Finished difference Result 3018 states and 3889 transitions. [2024-11-28 04:55:57,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:55:57,065 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 [2024-11-28 04:55:57,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:57,072 INFO L225 Difference]: With dead ends: 3018 [2024-11-28 04:55:57,073 INFO L226 Difference]: Without dead ends: 1566 [2024-11-28 04:55:57,075 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 [2024-11-28 04:55:57,076 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 [2024-11-28 04:55:57,076 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] [2024-11-28 04:55:57,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1566 states. [2024-11-28 04:55:57,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1566 to 1564. [2024-11-28 04:55:57,236 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) [2024-11-28 04:55:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1564 states and 1999 transitions. [2024-11-28 04:55:57,242 INFO L78 Accepts]: Start accepts. Automaton has 1564 states and 1999 transitions. Word has length 127 [2024-11-28 04:55:57,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:57,243 INFO L471 AbstractCegarLoop]: Abstraction has 1564 states and 1999 transitions. [2024-11-28 04:55:57,243 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) [2024-11-28 04:55:57,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1999 transitions. [2024-11-28 04:55:57,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-28 04:55:57,245 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:57,245 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] [2024-11-28 04:55:57,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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)] Forceful destruction successful, exit code 0 [2024-11-28 04:55:57,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:55:57,446 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:55:57,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:57,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1032424638, now seen corresponding path program 1 times [2024-11-28 04:55:57,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:55:57,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [237196870] [2024-11-28 04:55:57,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:57,448 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 [2024-11-28 04:55:57,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:55:57,451 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:55:57,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317d9b3b-89e9-4374-9c1d-bf16974f0cb7/bin/uautomizer-verify-aQ6SnzHsRB/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