./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.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_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1 --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 ece78bb9f09a56ab49ce0a0bd743a038260725fef19d84839ba209c3f0f1f043 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:34:47,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:34:47,697 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 11:34:47,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:34:47,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:34:47,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:34:47,724 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:34:47,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:34:47,724 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:34:47,724 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:34:47,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:34:47,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:34:47,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:34:47,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:34:47,725 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:34:47,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:34:47,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:34:47,725 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:34:47,725 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 11:34:47,725 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:34:47,726 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:34:47,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:34:47,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:34:47,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:34:47,727 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:34:47,728 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:34:47,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:34:47,728 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_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1 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 -> ece78bb9f09a56ab49ce0a0bd743a038260725fef19d84839ba209c3f0f1f043 [2024-12-02 11:34:47,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:34:47,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:34:47,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:34:47,975 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:34:47,976 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:34:47,977 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.i [2024-12-02 11:34:50,614 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/data/9b391941c/4928dd6d7b534e8cb10b84983dc7cb3a/FLAGbbfb82f98 [2024-12-02 11:34:50,848 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:34:50,849 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.i [2024-12-02 11:34:50,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/data/9b391941c/4928dd6d7b534e8cb10b84983dc7cb3a/FLAGbbfb82f98 [2024-12-02 11:34:51,185 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/data/9b391941c/4928dd6d7b534e8cb10b84983dc7cb3a [2024-12-02 11:34:51,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:34:51,188 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:34:51,189 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:34:51,189 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:34:51,192 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:34:51,192 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e7811e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51, skipping insertion in model container [2024-12-02 11:34:51,193 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,208 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:34:51,317 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_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.i[916,929] [2024-12-02 11:34:51,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:34:51,361 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:34:51,369 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_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.i[916,929] [2024-12-02 11:34:51,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:34:51,403 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:34:51,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51 WrapperNode [2024-12-02 11:34:51,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:34:51,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:34:51,404 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:34:51,404 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:34:51,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,419 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,447 INFO L138 Inliner]: procedures = 29, calls = 170, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 501 [2024-12-02 11:34:51,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:34:51,447 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:34:51,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:34:51,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:34:51,457 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,461 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,482 INFO L175 MemorySlicer]: Split 124 memory accesses to 15 slices as follows [2, 5, 9, 9, 6, 8, 7, 14, 8, 13, 12, 8, 10, 8, 5]. 11 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 17 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 2]. [2024-12-02 11:34:51,482 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,483 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,497 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,508 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:34:51,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:34:51,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:34:51,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:34:51,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (1/1) ... [2024-12-02 11:34:51,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:34:51,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:34:51,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:34:51,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:34:51,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:34:51,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-12-02 11:34:51,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 11:34:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-12-02 11:34:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 11:34:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-12-02 11:34:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#13 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#14 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:34:51,574 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 11:34:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 11:34:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:34:51,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:34:51,749 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:34:51,751 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:34:52,183 INFO L? ?]: Removed 105 outVars from TransFormulas that were not future-live. [2024-12-02 11:34:52,183 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:34:52,192 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:34:52,193 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 11:34:52,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:34:52 BoogieIcfgContainer [2024-12-02 11:34:52,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:34:52,195 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:34:52,195 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:34:52,199 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:34:52,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:34:51" (1/3) ... [2024-12-02 11:34:52,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eac1a56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:34:52, skipping insertion in model container [2024-12-02 11:34:52,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:51" (2/3) ... [2024-12-02 11:34:52,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eac1a56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:34:52, skipping insertion in model container [2024-12-02 11:34:52,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:34:52" (3/3) ... [2024-12-02 11:34:52,201 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-16.i [2024-12-02 11:34:52,215 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:34:52,217 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-16.i that has 2 procedures, 110 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 11:34:52,261 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:34:52,270 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;@64f2ee11, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:34:52,270 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:34:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 86 states have (on average 1.3953488372093024) internal successors, (120), 87 states have internal predecessors, (120), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:34:52,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-02 11:34:52,286 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:34:52,286 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:34:52,287 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:34:52,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:34:52,292 INFO L85 PathProgramCache]: Analyzing trace with hash 2073695678, now seen corresponding path program 1 times [2024-12-02 11:34:52,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:34:52,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578730064] [2024-12-02 11:34:52,300 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:34:52,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:34:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:34:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-12-02 11:34:52,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:34:52,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578730064] [2024-12-02 11:34:52,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578730064] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:34:52,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498327828] [2024-12-02 11:34:52,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:34:52,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:34:52,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:34:52,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:34:52,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 11:34:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:34:52,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 11:34:52,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:34:52,909 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-12-02 11:34:52,909 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:34:52,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498327828] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:34:52,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:34:52,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 11:34:52,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318550958] [2024-12-02 11:34:52,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:34:52,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 11:34:52,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:34:52,931 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 11:34:52,931 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:34:52,933 INFO L87 Difference]: Start difference. First operand has 110 states, 86 states have (on average 1.3953488372093024) internal successors, (120), 87 states have internal predecessors, (120), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:34:52,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:34:52,960 INFO L93 Difference]: Finished difference Result 213 states and 339 transitions. [2024-12-02 11:34:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 11:34:52,962 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 157 [2024-12-02 11:34:52,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:34:52,966 INFO L225 Difference]: With dead ends: 213 [2024-12-02 11:34:52,966 INFO L226 Difference]: Without dead ends: 106 [2024-12-02 11:34:52,969 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:34:52,972 INFO L435 NwaCegarLoop]: 155 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, 155 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 [2024-12-02 11:34:52,972 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:34:52,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-12-02 11:34:53,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2024-12-02 11:34:53,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:34:53,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 155 transitions. [2024-12-02 11:34:53,016 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 155 transitions. Word has length 157 [2024-12-02 11:34:53,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:34:53,016 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 155 transitions. [2024-12-02 11:34:53,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:34:53,017 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 155 transitions. [2024-12-02 11:34:53,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-02 11:34:53,019 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:34:53,019 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:34:53,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 11:34:53,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:34:53,220 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:34:53,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:34:53,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1876801048, now seen corresponding path program 1 times [2024-12-02 11:34:53,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:34:53,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144326022] [2024-12-02 11:34:53,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:34:53,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:34:53,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:34:53,496 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:34:53,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:34:53,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144326022] [2024-12-02 11:34:53,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144326022] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:34:53,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:34:53,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:34:53,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753288942] [2024-12-02 11:34:53,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:34:53,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:34:53,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:34:53,498 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:34:53,498 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:34:53,498 INFO L87 Difference]: Start difference. First operand 106 states and 155 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:34:53,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:34:53,536 INFO L93 Difference]: Finished difference Result 211 states and 310 transitions. [2024-12-02 11:34:53,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:34:53,536 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 157 [2024-12-02 11:34:53,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:34:53,538 INFO L225 Difference]: With dead ends: 211 [2024-12-02 11:34:53,538 INFO L226 Difference]: Without dead ends: 108 [2024-12-02 11:34:53,538 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 [2024-12-02 11:34:53,539 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 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 [2024-12-02 11:34:53,539 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:34:53,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-12-02 11:34:53,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-12-02 11:34:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 85 states have (on average 1.3529411764705883) internal successors, (115), 85 states have internal predecessors, (115), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:34:53,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2024-12-02 11:34:53,551 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 157 [2024-12-02 11:34:53,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:34:53,552 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2024-12-02 11:34:53,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:34:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2024-12-02 11:34:53,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-02 11:34:53,554 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:34:53,554 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:34:53,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 11:34:53,555 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:34:53,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:34:53,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1905301338, now seen corresponding path program 1 times [2024-12-02 11:34:53,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:34:53,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574933215] [2024-12-02 11:34:53,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:34:53,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:34:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:34:53,985 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:34:53,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:34:53,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574933215] [2024-12-02 11:34:53,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574933215] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:34:53,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:34:53,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:34:53,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27745346] [2024-12-02 11:34:53,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:34:53,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:34:53,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:34:53,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:34:53,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:34:53,988 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:34:54,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:34:54,068 INFO L93 Difference]: Finished difference Result 258 states and 378 transitions. [2024-12-02 11:34:54,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:34:54,069 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 157 [2024-12-02 11:34:54,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:34:54,071 INFO L225 Difference]: With dead ends: 258 [2024-12-02 11:34:54,071 INFO L226 Difference]: Without dead ends: 153 [2024-12-02 11:34:54,071 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 11:34:54,072 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 62 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:34:54,072 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 577 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:34:54,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-12-02 11:34:54,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 122. [2024-12-02 11:34:54,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 99 states have (on average 1.3838383838383839) internal successors, (137), 99 states have internal predecessors, (137), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:34:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 179 transitions. [2024-12-02 11:34:54,082 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 179 transitions. Word has length 157 [2024-12-02 11:34:54,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:34:54,082 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 179 transitions. [2024-12-02 11:34:54,082 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:34:54,082 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 179 transitions. [2024-12-02 11:34:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-02 11:34:54,084 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:34:54,085 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:34:54,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 11:34:54,085 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:34:54,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:34:54,086 INFO L85 PathProgramCache]: Analyzing trace with hash -2131500520, now seen corresponding path program 1 times [2024-12-02 11:34:54,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:34:54,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608333514] [2024-12-02 11:34:54,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:34:54,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:34:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 11:34:54,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1037106537] [2024-12-02 11:34:54,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:34:54,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:34:54,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:34:54,222 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:34:54,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 11:34:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:34:54,646 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:34:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:34:54,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 11:34:54,965 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 11:34:54,965 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 11:34:54,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 11:34:55,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-12-02 11:34:55,169 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-12-02 11:34:55,345 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 11:34:55,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:34:55 BoogieIcfgContainer [2024-12-02 11:34:55,348 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 11:34:55,349 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 11:34:55,349 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 11:34:55,349 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 11:34:55,349 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:34:52" (3/4) ... [2024-12-02 11:34:55,351 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 11:34:55,351 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 11:34:55,352 INFO L158 Benchmark]: Toolchain (without parser) took 4164.36ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 119.4MB in the beginning and 340.9MB in the end (delta: -221.5MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-12-02 11:34:55,352 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:34:55,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.13ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 105.1MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 11:34:55,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.02ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 102.1MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 11:34:55,353 INFO L158 Benchmark]: Boogie Preprocessor took 66.39ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 97.4MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:34:55,353 INFO L158 Benchmark]: RCFGBuilder took 678.58ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 111.1MB in the end (delta: -13.7MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2024-12-02 11:34:55,354 INFO L158 Benchmark]: TraceAbstraction took 3153.17ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 110.6MB in the beginning and 342.0MB in the end (delta: -231.4MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. [2024-12-02 11:34:55,354 INFO L158 Benchmark]: Witness Printer took 2.77ms. Allocated memory is still 419.4MB. Free memory was 340.9MB in the beginning and 340.9MB in the end (delta: 10.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:34:55,356 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.13ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 105.1MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.02ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 102.1MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.39ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 97.4MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 678.58ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 111.1MB in the end (delta: -13.7MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * TraceAbstraction took 3153.17ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 110.6MB in the beginning and 342.0MB in the end (delta: -231.4MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. * Witness Printer took 2.77ms. Allocated memory is still 419.4MB. Free memory was 340.9MB in the beginning and 340.9MB in the end (delta: 10.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 99, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 96, overapproximation of someBinaryFLOATComparisonOperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 59. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L22] unsigned char var_1_1 = 1; [L23] unsigned char* var_1_1_Pointer = &(var_1_1); [L24] signed short int var_1_3 = 4; [L24] signed short int var_1_3 = 4; [L25] signed short int* var_1_3_Pointer = &(var_1_3); [L26] signed short int var_1_4 = 256; [L26] signed short int var_1_4 = 256; [L27] signed short int* var_1_4_Pointer = &(var_1_4); [L28] unsigned char var_1_5 = 0; [L28] unsigned char var_1_5 = 0; [L29] unsigned char* var_1_5_Pointer = &(var_1_5); [L30] unsigned char var_1_6 = 1; [L30] unsigned char var_1_6 = 1; [L31] unsigned char* var_1_6_Pointer = &(var_1_6); [L32] float var_1_7 = 1000000.8; [L32] float var_1_7 = 1000000.8; [L33] float* var_1_7_Pointer = &(var_1_7); [L34] float var_1_8 = 3.8; [L34] float var_1_8 = 3.8; [L35] float* var_1_8_Pointer = &(var_1_8); [L36] signed char var_1_9 = 25; [L36] signed char var_1_9 = 25; [L37] signed char* var_1_9_Pointer = &(var_1_9); [L38] float var_1_10 = 2.75; [L38] float var_1_10 = 2.75; [L39] float* var_1_10_Pointer = &(var_1_10); [L40] signed char var_1_11 = 0; [L40] signed char var_1_11 = 0; [L41] signed char* var_1_11_Pointer = &(var_1_11); [L42] signed char var_1_12 = 32; [L42] signed char var_1_12 = 32; [L43] signed char* var_1_12_Pointer = &(var_1_12); [L44] signed char var_1_13 = 2; [L44] signed char var_1_13 = 2; [L45] signed char* var_1_13_Pointer = &(var_1_13); [L46] signed char var_1_14 = 2; [L46] signed char var_1_14 = 2; [L47] signed char* var_1_14_Pointer = &(var_1_14); [L48] signed short int var_1_15 = -32; [L48] signed short int var_1_15 = -32; [L49] signed short int* var_1_15_Pointer = &(var_1_15); [L50] signed char last_1_var_1_9 = 25; VAL [isInitial=0, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L121] isInitial = 1 [L122] FCALL initially() [L124] CALL updateLastVariables() [L114] EXPR \read(var_1_9) [L114] last_1_var_1_9 = var_1_9 [L124] RET updateLastVariables() [L125] CALL updateVariables() [L81] var_1_3 = __VERIFIER_nondet_short() [L82] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L82] CALL assume_abort_if_not(var_1_3 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L82] RET assume_abort_if_not(var_1_3 >= -32768) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L83] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L83] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L83] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L84] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L84] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L84] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L85] var_1_4 = __VERIFIER_nondet_short() [L86] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L86] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L86] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L87] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L87] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L87] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L88] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L88] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L88] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L89] var_1_5 = __VERIFIER_nondet_uchar() [L90] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L90] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L90] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L91] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L91] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L91] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L92] var_1_6 = __VERIFIER_nondet_uchar() [L93] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L93] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L93] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L94] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L94] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L94] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L95] var_1_8 = __VERIFIER_nondet_float() [L96] EXPR \read(var_1_8) [L96] EXPR var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L96] EXPR var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F [L96] EXPR \read(var_1_8) [L96] EXPR var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L96] EXPR (var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L96] EXPR (var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L96] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L96] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L97] var_1_10 = __VERIFIER_nondet_float() [L98] EXPR \read(var_1_10) [L98] EXPR var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L98] EXPR var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F [L98] EXPR \read(var_1_10) [L98] EXPR var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L98] EXPR (var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L98] EXPR (var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L98] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L98] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L99] EXPR \read(var_1_10) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L99] CALL assume_abort_if_not(var_1_10 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L99] RET assume_abort_if_not(var_1_10 != 0.0F) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L100] var_1_11 = __VERIFIER_nondet_char() [L101] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L101] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L101] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L102] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L102] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L102] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L103] var_1_12 = __VERIFIER_nondet_char() [L104] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L104] CALL assume_abort_if_not(var_1_12 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L104] RET assume_abort_if_not(var_1_12 >= 31) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L105] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L105] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L105] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L106] var_1_13 = __VERIFIER_nondet_char() [L107] EXPR \read(var_1_13) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L107] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L107] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L108] EXPR \read(var_1_13) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L108] CALL assume_abort_if_not(var_1_13 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L108] RET assume_abort_if_not(var_1_13 <= 31) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L109] var_1_14 = __VERIFIER_nondet_char() [L110] EXPR \read(var_1_14) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L110] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L110] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L111] EXPR \read(var_1_14) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L111] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L111] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L125] RET updateVariables() [L126] CALL step() [L54] EXPR \read(*var_1_3_Pointer) [L54] EXPR \read(*var_1_4_Pointer) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L54] EXPR (((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer))) [L54] EXPR \read(*var_1_4_Pointer) [L54] EXPR (((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer))) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L54] COND FALSE !((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) [L57] EXPR \read(*var_1_8_Pointer) [L57] (*(var_1_7_Pointer)) = (*(var_1_8_Pointer)) [L58] EXPR \read(*var_1_11_Pointer) [L58] signed char stepLocal_2 = (*(var_1_11_Pointer)); [L59] EXPR \read(*var_1_10_Pointer) [L59] unsigned char stepLocal_1 = 99999.375 <= (*(var_1_10_Pointer)); [L60] EXPR \read(*var_1_13_Pointer) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L60] COND FALSE !((*(var_1_13_Pointer)) <= stepLocal_2) [L65] (*(var_1_15_Pointer)) = -25 VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L67] EXPR \read(*var_1_6_Pointer) [L67] unsigned char stepLocal_0 = (*(var_1_6_Pointer)); [L68] EXPR \read(*var_1_8_Pointer) [L68] EXPR \read(*var_1_7_Pointer) [L68] EXPR \read(*var_1_10_Pointer) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L68] COND FALSE !((*(var_1_8_Pointer)) < ((*(var_1_7_Pointer)) / (*(var_1_10_Pointer)))) [L126] RET step() [L127] CALL, EXPR property() [L117] EXPR \read(*var_1_3_Pointer) [L117] EXPR \read(*var_1_4_Pointer) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L117] EXPR (((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer))) [L117] EXPR \read(*var_1_4_Pointer) [L117] EXPR (((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer))) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L117] EXPR ((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_5_Pointer)) || (*(var_1_6_Pointer))))) : 1 [L117] EXPR ((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_5_Pointer)) || (*(var_1_6_Pointer))))) : 1 VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L117] EXPR (((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_5_Pointer)) || (*(var_1_6_Pointer))))) : 1) && ((*(var_1_7_Pointer)) == ((float) (*(var_1_8_Pointer)))) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L117] EXPR (((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_5_Pointer)) || (*(var_1_6_Pointer))))) : 1) && ((*(var_1_7_Pointer)) == ((float) (*(var_1_8_Pointer)))) [L117] EXPR \read(*var_1_7_Pointer) [L117] EXPR \read(*var_1_8_Pointer) [L117] EXPR (((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_5_Pointer)) || (*(var_1_6_Pointer))))) : 1) && ((*(var_1_7_Pointer)) == ((float) (*(var_1_8_Pointer)))) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L117] EXPR ((((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_5_Pointer)) || (*(var_1_6_Pointer))))) : 1) && ((*(var_1_7_Pointer)) == ((float) (*(var_1_8_Pointer))))) && (((*(var_1_8_Pointer)) < ((*(var_1_7_Pointer)) / (*(var_1_10_Pointer)))) ? (((*(var_1_1_Pointer)) || (*(var_1_6_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) (((((((*(var_1_11_Pointer))) > (5)) ? ((*(var_1_11_Pointer))) : (5))) + ((*(var_1_12_Pointer)) - (*(var_1_13_Pointer)))) - (*(var_1_14_Pointer))))) : (((*(var_1_10_Pointer)) > (*(var_1_8_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) (*(var_1_11_Pointer)))) : ((*(var_1_9_Pointer)) == ((signed char) (*(var_1_12_Pointer)))))) : 1) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L117] EXPR ((((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_5_Pointer)) || (*(var_1_6_Pointer))))) : 1) && ((*(var_1_7_Pointer)) == ((float) (*(var_1_8_Pointer))))) && (((*(var_1_8_Pointer)) < ((*(var_1_7_Pointer)) / (*(var_1_10_Pointer)))) ? (((*(var_1_1_Pointer)) || (*(var_1_6_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) (((((((*(var_1_11_Pointer))) > (5)) ? ((*(var_1_11_Pointer))) : (5))) + ((*(var_1_12_Pointer)) - (*(var_1_13_Pointer)))) - (*(var_1_14_Pointer))))) : (((*(var_1_10_Pointer)) > (*(var_1_8_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) (*(var_1_11_Pointer)))) : ((*(var_1_9_Pointer)) == ((signed char) (*(var_1_12_Pointer)))))) : 1) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L117] EXPR (((((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_5_Pointer)) || (*(var_1_6_Pointer))))) : 1) && ((*(var_1_7_Pointer)) == ((float) (*(var_1_8_Pointer))))) && (((*(var_1_8_Pointer)) < ((*(var_1_7_Pointer)) / (*(var_1_10_Pointer)))) ? (((*(var_1_1_Pointer)) || (*(var_1_6_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) (((((((*(var_1_11_Pointer))) > (5)) ? ((*(var_1_11_Pointer))) : (5))) + ((*(var_1_12_Pointer)) - (*(var_1_13_Pointer)))) - (*(var_1_14_Pointer))))) : (((*(var_1_10_Pointer)) > (*(var_1_8_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) (*(var_1_11_Pointer)))) : ((*(var_1_9_Pointer)) == ((signed char) (*(var_1_12_Pointer)))))) : 1)) && (((*(var_1_13_Pointer)) <= (*(var_1_11_Pointer))) ? ((((*(var_1_8_Pointer)) < (*(var_1_7_Pointer))) && (99999.375 <= (*(var_1_10_Pointer)))) ? ((*(var_1_15_Pointer)) == ((signed short int) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_15_Pointer)) == ((signed short int) -25))) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L117] EXPR (((((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_5_Pointer)) || (*(var_1_6_Pointer))))) : 1) && ((*(var_1_7_Pointer)) == ((float) (*(var_1_8_Pointer))))) && (((*(var_1_8_Pointer)) < ((*(var_1_7_Pointer)) / (*(var_1_10_Pointer)))) ? (((*(var_1_1_Pointer)) || (*(var_1_6_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) (((((((*(var_1_11_Pointer))) > (5)) ? ((*(var_1_11_Pointer))) : (5))) + ((*(var_1_12_Pointer)) - (*(var_1_13_Pointer)))) - (*(var_1_14_Pointer))))) : (((*(var_1_10_Pointer)) > (*(var_1_8_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) (*(var_1_11_Pointer)))) : ((*(var_1_9_Pointer)) == ((signed char) (*(var_1_12_Pointer)))))) : 1)) && (((*(var_1_13_Pointer)) <= (*(var_1_11_Pointer))) ? ((((*(var_1_8_Pointer)) < (*(var_1_7_Pointer))) && (99999.375 <= (*(var_1_10_Pointer)))) ? ((*(var_1_15_Pointer)) == ((signed short int) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_15_Pointer)) == ((signed short int) -25))) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L117-L118] return (((((last_1_var_1_9 % (((((*(var_1_3_Pointer))) > ((*(var_1_4_Pointer)))) ? ((*(var_1_3_Pointer))) : ((*(var_1_4_Pointer)))))) <= -1000000) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_5_Pointer)) || (*(var_1_6_Pointer))))) : 1) && ((*(var_1_7_Pointer)) == ((float) (*(var_1_8_Pointer))))) && (((*(var_1_8_Pointer)) < ((*(var_1_7_Pointer)) / (*(var_1_10_Pointer)))) ? (((*(var_1_1_Pointer)) || (*(var_1_6_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) (((((((*(var_1_11_Pointer))) > (5)) ? ((*(var_1_11_Pointer))) : (5))) + ((*(var_1_12_Pointer)) - (*(var_1_13_Pointer)))) - (*(var_1_14_Pointer))))) : (((*(var_1_10_Pointer)) > (*(var_1_8_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) (*(var_1_11_Pointer)))) : ((*(var_1_9_Pointer)) == ((signed char) (*(var_1_12_Pointer)))))) : 1)) && (((*(var_1_13_Pointer)) <= (*(var_1_11_Pointer))) ? ((((*(var_1_8_Pointer)) < (*(var_1_7_Pointer))) && (99999.375 <= (*(var_1_10_Pointer)))) ? ((*(var_1_15_Pointer)) == ((signed short int) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_15_Pointer)) == ((signed short int) -25))) ; [L127] RET, EXPR property() [L127] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=25, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, 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_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 110 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 4, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 1180 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 722 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 54 IncrementalHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 458 mSDtfsCounter, 54 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=122occurred in iteration=3, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 31 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 942 NumberOfCodeBlocks, 942 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 624 ConstructedInterpolants, 0 QuantifiedInterpolants, 702 SizeOfPredicates, 0 NumberOfNonLiveVariables, 635 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 3320/3360 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 [2024-12-02 11:34:55,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1 --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 ece78bb9f09a56ab49ce0a0bd743a038260725fef19d84839ba209c3f0f1f043 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:34:57,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:34:57,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 11:34:57,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:34:57,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:34:57,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:34:57,359 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:34:57,359 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:34:57,359 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:34:57,359 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:34:57,360 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:34:57,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:34:57,360 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:34:57,360 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:34:57,360 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:34:57,360 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:34:57,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:34:57,361 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:34:57,362 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:34:57,362 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:34:57,362 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:34:57,362 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:34:57,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:34:57,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:34:57,362 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:34:57,362 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:34:57,362 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:34:57,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:34:57,362 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:34:57,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:34:57,363 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:34:57,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:34:57,363 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 11:34:57,363 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 11:34:57,363 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:34:57,363 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:34:57,363 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:34:57,363 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:34:57,363 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_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1 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 -> ece78bb9f09a56ab49ce0a0bd743a038260725fef19d84839ba209c3f0f1f043 [2024-12-02 11:34:57,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:34:57,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:34:57,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:34:57,595 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:34:57,596 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:34:57,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.i [2024-12-02 11:35:00,280 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/data/e7c323db9/e86c294a4ac14c8fa991fca176c3733c/FLAG29a5c5942 [2024-12-02 11:35:00,462 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:35:00,463 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.i [2024-12-02 11:35:00,470 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/data/e7c323db9/e86c294a4ac14c8fa991fca176c3733c/FLAG29a5c5942 [2024-12-02 11:35:00,483 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/data/e7c323db9/e86c294a4ac14c8fa991fca176c3733c [2024-12-02 11:35:00,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:35:00,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:35:00,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:35:00,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:35:00,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:35:00,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b22eb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00, skipping insertion in model container [2024-12-02 11:35:00,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,509 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:35:00,631 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_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.i[916,929] [2024-12-02 11:35:00,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:35:00,693 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:35:00,701 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_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-16.i[916,929] [2024-12-02 11:35:00,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:35:00,750 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:35:00,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00 WrapperNode [2024-12-02 11:35:00,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:35:00,751 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:35:00,751 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:35:00,752 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:35:00,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,797 INFO L138 Inliner]: procedures = 33, calls = 170, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 495 [2024-12-02 11:35:00,798 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:35:00,798 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:35:00,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:35:00,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:35:00,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,815 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,839 INFO L175 MemorySlicer]: Split 124 memory accesses to 15 slices as follows [2, 5, 9, 9, 6, 8, 7, 14, 8, 13, 12, 8, 10, 8, 5]. 11 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 17 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 2]. [2024-12-02 11:35:00,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,840 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,861 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,866 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,872 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,882 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:35:00,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:35:00,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:35:00,883 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:35:00,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (1/1) ... [2024-12-02 11:35:00,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:35:00,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:35:00,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:35:00,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:35:00,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-12-02 11:35:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-12-02 11:35:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-12-02 11:35:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-12-02 11:35:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-12-02 11:35:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2024-12-02 11:35:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-12-02 11:35:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-12-02 11:35:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-12-02 11:35:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-12-02 11:35:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#14 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 11:35:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-12-02 11:35:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-12-02 11:35:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-12-02 11:35:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-12-02 11:35:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-12-02 11:35:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-12-02 11:35:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-12-02 11:35:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-12-02 11:35:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-12-02 11:35:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-12-02 11:35:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:35:00,938 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:35:00,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:35:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-12-02 11:35:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-12-02 11:35:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-12-02 11:35:01,153 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:35:01,155 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:35:03,740 INFO L? ?]: Removed 99 outVars from TransFormulas that were not future-live. [2024-12-02 11:35:03,740 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:35:03,751 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:35:03,751 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 11:35:03,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:35:03 BoogieIcfgContainer [2024-12-02 11:35:03,752 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:35:03,754 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:35:03,754 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:35:03,758 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:35:03,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:35:00" (1/3) ... [2024-12-02 11:35:03,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4167f2fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:35:03, skipping insertion in model container [2024-12-02 11:35:03,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:00" (2/3) ... [2024-12-02 11:35:03,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4167f2fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:35:03, skipping insertion in model container [2024-12-02 11:35:03,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:35:03" (3/3) ... [2024-12-02 11:35:03,761 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-16.i [2024-12-02 11:35:03,774 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:35:03,775 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-16.i that has 2 procedures, 110 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 11:35:03,818 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:35:03,827 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;@da7bf7d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:35:03,827 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:35:03,831 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 86 states have (on average 1.3953488372093024) internal successors, (120), 87 states have internal predecessors, (120), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:35:03,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-02 11:35:03,843 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:35:03,843 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:35:03,844 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:35:03,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:35:03,849 INFO L85 PathProgramCache]: Analyzing trace with hash 2073695678, now seen corresponding path program 1 times [2024-12-02 11:35:03,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:35:03,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [973376165] [2024-12-02 11:35:03,860 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:35:03,861 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 [2024-12-02 11:35:03,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:35:03,863 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:35:03,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:35:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:35:04,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 11:35:04,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:35:04,489 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-12-02 11:35:04,489 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:35:04,490 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:35:04,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [973376165] [2024-12-02 11:35:04,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [973376165] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:35:04,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:35:04,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:35:04,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471768340] [2024-12-02 11:35:04,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:35:04,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 11:35:04,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:35:04,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 11:35:04,512 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:35:04,514 INFO L87 Difference]: Start difference. First operand has 110 states, 86 states have (on average 1.3953488372093024) internal successors, (120), 87 states have internal predecessors, (120), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:35:04,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:35:04,540 INFO L93 Difference]: Finished difference Result 209 states and 333 transitions. [2024-12-02 11:35:04,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 11:35:04,543 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 157 [2024-12-02 11:35:04,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:35:04,548 INFO L225 Difference]: With dead ends: 209 [2024-12-02 11:35:04,549 INFO L226 Difference]: Without dead ends: 102 [2024-12-02 11:35:04,551 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:35:04,553 INFO L435 NwaCegarLoop]: 147 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, 147 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 [2024-12-02 11:35:04,554 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:35:04,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2024-12-02 11:35:04,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2024-12-02 11:35:04,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 79 states have (on average 1.3291139240506329) internal successors, (105), 79 states have internal predecessors, (105), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:35:04,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 147 transitions. [2024-12-02 11:35:04,593 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 147 transitions. Word has length 157 [2024-12-02 11:35:04,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:35:04,593 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 147 transitions. [2024-12-02 11:35:04,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:35:04,594 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 147 transitions. [2024-12-02 11:35:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-02 11:35:04,596 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:35:04,597 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:35:04,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:35:04,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:35:04,797 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:35:04,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:35:04,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1876801048, now seen corresponding path program 1 times [2024-12-02 11:35:04,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:35:04,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [963824708] [2024-12-02 11:35:04,799 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:35:04,799 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 [2024-12-02 11:35:04,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:35:04,801 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:35:04,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:35:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:35:05,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 11:35:05,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:35:05,426 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-12-02 11:35:05,427 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:35:05,427 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:35:05,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [963824708] [2024-12-02 11:35:05,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [963824708] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:35:05,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:35:05,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:35:05,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836747682] [2024-12-02 11:35:05,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:35:05,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:35:05,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:35:05,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:35:05,429 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:35:05,430 INFO L87 Difference]: Start difference. First operand 102 states and 147 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:35:05,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:35:05,508 INFO L93 Difference]: Finished difference Result 203 states and 294 transitions. [2024-12-02 11:35:05,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:35:05,509 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 157 [2024-12-02 11:35:05,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:35:05,511 INFO L225 Difference]: With dead ends: 203 [2024-12-02 11:35:05,511 INFO L226 Difference]: Without dead ends: 104 [2024-12-02 11:35:05,512 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:35:05,512 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 0 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 424 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 [2024-12-02 11:35:05,513 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 424 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:35:05,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-12-02 11:35:05,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-12-02 11:35:05,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 81 states have (on average 1.3209876543209877) internal successors, (107), 81 states have internal predecessors, (107), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:35:05,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 149 transitions. [2024-12-02 11:35:05,524 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 149 transitions. Word has length 157 [2024-12-02 11:35:05,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:35:05,525 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 149 transitions. [2024-12-02 11:35:05,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:35:05,526 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 149 transitions. [2024-12-02 11:35:05,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-02 11:35:05,528 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:35:05,528 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:35:05,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:35:05,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:35:05,729 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:35:05,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:35:05,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1905301338, now seen corresponding path program 1 times [2024-12-02 11:35:05,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:35:05,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [624619443] [2024-12-02 11:35:05,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:35:05,730 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 [2024-12-02 11:35:05,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:35:05,732 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:35:05,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:35:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:35:06,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-02 11:35:06,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:35:06,513 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 25 treesize of output 17 [2024-12-02 11:35:06,522 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 21 treesize of output 13 [2024-12-02 11:35:06,702 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:35:06,702 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:35:06,702 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:35:06,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [624619443] [2024-12-02 11:35:06,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [624619443] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:35:06,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:35:06,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 11:35:06,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461931730] [2024-12-02 11:35:06,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:35:06,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 11:35:06,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:35:06,704 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 11:35:06,704 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 11:35:06,704 INFO L87 Difference]: Start difference. First operand 104 states and 149 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:35:07,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:35:07,774 INFO L93 Difference]: Finished difference Result 246 states and 354 transitions. [2024-12-02 11:35:07,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 11:35:07,775 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 157 [2024-12-02 11:35:07,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:35:07,777 INFO L225 Difference]: With dead ends: 246 [2024-12-02 11:35:07,777 INFO L226 Difference]: Without dead ends: 145 [2024-12-02 11:35:07,777 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-12-02 11:35:07,778 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 254 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 11:35:07,778 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 455 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 11:35:07,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-12-02 11:35:07,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 116. [2024-12-02 11:35:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 93 states have (on average 1.3440860215053763) internal successors, (125), 93 states have internal predecessors, (125), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:35:07,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 167 transitions. [2024-12-02 11:35:07,787 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 167 transitions. Word has length 157 [2024-12-02 11:35:07,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:35:07,787 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 167 transitions. [2024-12-02 11:35:07,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:35:07,787 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 167 transitions. [2024-12-02 11:35:07,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-02 11:35:07,789 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:35:07,789 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:35:07,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:35:07,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:35:07,989 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:35:07,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:35:07,990 INFO L85 PathProgramCache]: Analyzing trace with hash -2131500520, now seen corresponding path program 1 times [2024-12-02 11:35:07,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:35:07,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1245992360] [2024-12-02 11:35:07,990 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:35:07,990 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 [2024-12-02 11:35:07,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:35:07,992 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:35:07,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:35:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:35:08,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-02 11:35:08,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:35:10,868 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 [2024-12-02 11:35:11,058 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 125 treesize of output 89 [2024-12-02 11:35:11,063 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 137 treesize of output 77 [2024-12-02 11:35:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-12-02 11:35:11,159 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:35:11,394 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:35:11,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1245992360] [2024-12-02 11:35:11,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1245992360] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:35:11,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1481839280] [2024-12-02 11:35:11,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:35:11,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 11:35:11,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 11:35:11,396 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 11:35:11,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-02 11:35:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:35:13,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-02 11:35:13,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:35:16,348 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 [2024-12-02 11:35:17,510 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 [2024-12-02 11:35:22,272 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 [2024-12-02 11:35:22,605 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 [2024-12-02 11:35:22,626 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 [2024-12-02 11:35:22,634 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 97 treesize of output 49 [2024-12-02 11:35:23,213 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-12-02 11:35:23,214 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:36:15,639 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_34| (_ BitVec 32))) (let ((.cse0 (let ((.cse3 (select (select |c_#memory_int#7| c_~var_1_8_Pointer~0.base) c_~var_1_8_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (.cse1 (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_34|)))) (or (not (= .cse0 .cse1)) (fp.lt .cse0 (fp.div c_currentRoundingMode .cse1 (let ((.cse2 (select (select |c_#memory_int#9| c_~var_1_10_Pointer~0.base) c_~var_1_10_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))))) is different from false [2024-12-02 11:36:28,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1481839280] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:36:28,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:36:28,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 20 [2024-12-02 11:36:28,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774305424] [2024-12-02 11:36:28,951 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:36:28,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-12-02 11:36:28,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:36:28,953 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-12-02 11:36:28,953 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=519, Unknown=1, NotChecked=46, Total=650 [2024-12-02 11:36:28,954 INFO L87 Difference]: Start difference. First operand 116 states and 167 transitions. Second operand has 21 states, 21 states have (on average 5.380952380952381) internal successors, (113), 20 states have internal predecessors, (113), 5 states have call successors, (42), 5 states have call predecessors, (42), 5 states have return successors, (42), 5 states have call predecessors, (42), 5 states have call successors, (42) [2024-12-02 11:37:20,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:37:21,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:37:28,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:37:34,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:37:34,148 INFO L93 Difference]: Finished difference Result 448 states and 643 transitions. [2024-12-02 11:37:34,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-02 11:37:34,149 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 5.380952380952381) internal successors, (113), 20 states have internal predecessors, (113), 5 states have call successors, (42), 5 states have call predecessors, (42), 5 states have return successors, (42), 5 states have call predecessors, (42), 5 states have call successors, (42) Word has length 157 [2024-12-02 11:37:34,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:37:34,152 INFO L225 Difference]: With dead ends: 448 [2024-12-02 11:37:34,152 INFO L226 Difference]: Without dead ends: 335 [2024-12-02 11:37:34,154 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 81.0s TimeCoverageRelationStatistics Valid=267, Invalid=1376, Unknown=1, NotChecked=78, Total=1722 [2024-12-02 11:37:34,155 INFO L435 NwaCegarLoop]: 156 mSDtfsCounter, 839 mSDsluCounter, 1177 mSDsCounter, 0 mSdLazyCounter, 1004 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 1333 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.5s IncrementalHoareTripleChecker+Time [2024-12-02 11:37:34,155 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [839 Valid, 1333 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1004 Invalid, 0 Unknown, 0 Unchecked, 32.5s Time] [2024-12-02 11:37:34,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2024-12-02 11:37:34,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 265. [2024-12-02 11:37:34,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 208 states have (on average 1.3221153846153846) internal successors, (275), 209 states have internal predecessors, (275), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-12-02 11:37:34,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 379 transitions. [2024-12-02 11:37:34,194 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 379 transitions. Word has length 157 [2024-12-02 11:37:34,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:37:34,194 INFO L471 AbstractCegarLoop]: Abstraction has 265 states and 379 transitions. [2024-12-02 11:37:34,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.380952380952381) internal successors, (113), 20 states have internal predecessors, (113), 5 states have call successors, (42), 5 states have call predecessors, (42), 5 states have return successors, (42), 5 states have call predecessors, (42), 5 states have call successors, (42) [2024-12-02 11:37:34,195 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 379 transitions. [2024-12-02 11:37:34,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-02 11:37:34,197 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:37:34,197 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:37:34,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-12-02 11:37:34,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:37:34,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:37:34,598 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:37:34,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:37:34,598 INFO L85 PathProgramCache]: Analyzing trace with hash -126585956, now seen corresponding path program 1 times [2024-12-02 11:37:34,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:37:34,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [453779367] [2024-12-02 11:37:34,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:37:34,599 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 [2024-12-02 11:37:34,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:37:34,600 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:37:34,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:37:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:37:35,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 11:37:35,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:37:35,331 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-12-02 11:37:35,331 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:37:35,331 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:37:35,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [453779367] [2024-12-02 11:37:35,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [453779367] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:37:35,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:37:35,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:37:35,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284187229] [2024-12-02 11:37:35,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:37:35,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:37:35,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:37:35,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:37:35,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:37:35,332 INFO L87 Difference]: Start difference. First operand 265 states and 379 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:37:35,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:37:35,699 INFO L93 Difference]: Finished difference Result 529 states and 758 transitions. [2024-12-02 11:37:35,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:37:35,700 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 157 [2024-12-02 11:37:35,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:37:35,704 INFO L225 Difference]: With dead ends: 529 [2024-12-02 11:37:35,705 INFO L226 Difference]: Without dead ends: 267 [2024-12-02 11:37:35,705 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:37:35,706 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 11:37:35,706 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 427 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 11:37:35,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2024-12-02 11:37:35,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2024-12-02 11:37:35,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 210 states have (on average 1.3142857142857143) internal successors, (276), 211 states have internal predecessors, (276), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-12-02 11:37:35,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 380 transitions. [2024-12-02 11:37:35,738 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 380 transitions. Word has length 157 [2024-12-02 11:37:35,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:37:35,738 INFO L471 AbstractCegarLoop]: Abstraction has 267 states and 380 transitions. [2024-12-02 11:37:35,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:37:35,739 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 380 transitions. [2024-12-02 11:37:35,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-02 11:37:35,740 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:37:35,741 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:37:35,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:37:35,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:37:35,941 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:37:35,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:37:35,942 INFO L85 PathProgramCache]: Analyzing trace with hash -842098352, now seen corresponding path program 1 times [2024-12-02 11:37:35,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:37:35,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1398370636] [2024-12-02 11:37:35,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:37:35,942 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 [2024-12-02 11:37:35,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:37:35,943 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:37:35,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:37:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:37:36,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 11:37:36,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:37:39,639 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 [2024-12-02 11:37:40,666 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 40 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-12-02 11:37:40,666 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:37:43,042 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 [2024-12-02 11:37:43,788 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 30 proven. 30 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-02 11:37:43,788 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:37:43,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1398370636] [2024-12-02 11:37:43,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1398370636] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:37:43,788 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:37:43,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-12-02 11:37:43,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19375707] [2024-12-02 11:37:43,788 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:37:43,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 11:37:43,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:37:43,789 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 11:37:43,789 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-12-02 11:37:43,789 INFO L87 Difference]: Start difference. First operand 267 states and 380 transitions. Second operand has 12 states, 11 states have (on average 7.909090909090909) internal successors, (87), 12 states have internal predecessors, (87), 4 states have call successors, (41), 3 states have call predecessors, (41), 4 states have return successors, (41), 3 states have call predecessors, (41), 4 states have call successors, (41) [2024-12-02 11:37:56,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:37:58,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:37:59,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:37:59,956 INFO L93 Difference]: Finished difference Result 544 states and 772 transitions. [2024-12-02 11:37:59,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 11:37:59,975 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.909090909090909) internal successors, (87), 12 states have internal predecessors, (87), 4 states have call successors, (41), 3 states have call predecessors, (41), 4 states have return successors, (41), 3 states have call predecessors, (41), 4 states have call successors, (41) Word has length 159 [2024-12-02 11:37:59,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:37:59,977 INFO L225 Difference]: With dead ends: 544 [2024-12-02 11:37:59,977 INFO L226 Difference]: Without dead ends: 269 [2024-12-02 11:37:59,978 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-12-02 11:37:59,979 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 105 mSDsluCounter, 706 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 816 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2024-12-02 11:37:59,979 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 816 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 13.7s Time] [2024-12-02 11:37:59,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-12-02 11:38:00,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 265. [2024-12-02 11:38:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 208 states have (on average 1.3076923076923077) internal successors, (272), 209 states have internal predecessors, (272), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-12-02 11:38:00,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 376 transitions. [2024-12-02 11:38:00,017 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 376 transitions. Word has length 159 [2024-12-02 11:38:00,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:38:00,017 INFO L471 AbstractCegarLoop]: Abstraction has 265 states and 376 transitions. [2024-12-02 11:38:00,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.909090909090909) internal successors, (87), 12 states have internal predecessors, (87), 4 states have call successors, (41), 3 states have call predecessors, (41), 4 states have return successors, (41), 3 states have call predecessors, (41), 4 states have call successors, (41) [2024-12-02 11:38:00,018 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 376 transitions. [2024-12-02 11:38:00,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-02 11:38:00,019 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:38:00,019 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:38:00,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:38:00,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:38:00,220 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:38:00,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:38:00,220 INFO L85 PathProgramCache]: Analyzing trace with hash 724434857, now seen corresponding path program 1 times [2024-12-02 11:38:00,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:38:00,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [790745804] [2024-12-02 11:38:00,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:38:00,220 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 [2024-12-02 11:38:00,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:38:00,222 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:38:00,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:38:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:38:00,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 11:38:00,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:38:13,345 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 27 treesize of output 15 [2024-12-02 11:38:13,930 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 35 proven. 465 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-12-02 11:38:13,930 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:38:20,807 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-12-02 11:38:20,808 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 30 treesize of output 25 [2024-12-02 11:38:22,858 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 51 proven. 66 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2024-12-02 11:38:22,858 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:38:22,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [790745804] [2024-12-02 11:38:22,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [790745804] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:38:22,858 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:38:22,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2024-12-02 11:38:22,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34338569] [2024-12-02 11:38:22,859 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:38:22,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-12-02 11:38:22,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:38:22,860 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-12-02 11:38:22,860 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=314, Unknown=0, NotChecked=0, Total=420 [2024-12-02 11:38:22,860 INFO L87 Difference]: Start difference. First operand 265 states and 376 transitions. Second operand has 21 states, 17 states have (on average 6.0588235294117645) internal successors, (103), 19 states have internal predecessors, (103), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-12-02 11:38:33,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:38:33,067 INFO L93 Difference]: Finished difference Result 547 states and 761 transitions. [2024-12-02 11:38:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 11:38:33,068 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 17 states have (on average 6.0588235294117645) internal successors, (103), 19 states have internal predecessors, (103), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) Word has length 159 [2024-12-02 11:38:33,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:38:33,071 INFO L225 Difference]: With dead ends: 547 [2024-12-02 11:38:33,071 INFO L226 Difference]: Without dead ends: 285 [2024-12-02 11:38:33,072 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 297 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=261, Invalid=669, Unknown=0, NotChecked=0, Total=930 [2024-12-02 11:38:33,072 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 546 mSDsluCounter, 669 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-12-02 11:38:33,073 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [547 Valid, 784 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2024-12-02 11:38:33,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2024-12-02 11:38:33,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 265. [2024-12-02 11:38:33,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 208 states have (on average 1.2692307692307692) internal successors, (264), 209 states have internal predecessors, (264), 50 states have call successors, (50), 6 states have call predecessors, (50), 6 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2024-12-02 11:38:33,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 364 transitions. [2024-12-02 11:38:33,104 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 364 transitions. Word has length 159 [2024-12-02 11:38:33,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:38:33,105 INFO L471 AbstractCegarLoop]: Abstraction has 265 states and 364 transitions. [2024-12-02 11:38:33,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 17 states have (on average 6.0588235294117645) internal successors, (103), 19 states have internal predecessors, (103), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-12-02 11:38:33,105 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 364 transitions. [2024-12-02 11:38:33,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-02 11:38:33,111 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:38:33,111 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:38:33,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:38:33,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:38:33,312 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:38:33,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:38:33,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1046224352, now seen corresponding path program 1 times [2024-12-02 11:38:33,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:38:33,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [839339441] [2024-12-02 11:38:33,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:38:33,312 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 [2024-12-02 11:38:33,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:38:33,314 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:38:33,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:38:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:38:33,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 11:38:33,814 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:38:34,062 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:38:34,062 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:38:34,063 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:38:34,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [839339441] [2024-12-02 11:38:34,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [839339441] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:38:34,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:38:34,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:38:34,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879932736] [2024-12-02 11:38:34,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:38:34,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:38:34,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:38:34,064 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:38:34,064 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:38:34,064 INFO L87 Difference]: Start difference. First operand 265 states and 364 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:38:34,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:38:34,311 INFO L93 Difference]: Finished difference Result 525 states and 722 transitions. [2024-12-02 11:38:34,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:38:34,312 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 159 [2024-12-02 11:38:34,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:38:34,313 INFO L225 Difference]: With dead ends: 525 [2024-12-02 11:38:34,313 INFO L226 Difference]: Without dead ends: 263 [2024-12-02 11:38:34,314 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:38:34,314 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:38:34,315 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 409 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 11:38:34,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2024-12-02 11:38:34,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2024-12-02 11:38:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 206 states have (on average 1.2572815533980584) internal successors, (259), 207 states have internal predecessors, (259), 50 states have call successors, (50), 6 states have call predecessors, (50), 6 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2024-12-02 11:38:34,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 359 transitions. [2024-12-02 11:38:34,349 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 359 transitions. Word has length 159 [2024-12-02 11:38:34,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:38:34,350 INFO L471 AbstractCegarLoop]: Abstraction has 263 states and 359 transitions. [2024-12-02 11:38:34,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:38:34,350 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 359 transitions. [2024-12-02 11:38:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-02 11:38:34,351 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:38:34,351 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:38:34,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:38:34,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:38:34,551 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:38:34,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:38:34,552 INFO L85 PathProgramCache]: Analyzing trace with hash 776876562, now seen corresponding path program 1 times [2024-12-02 11:38:34,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:38:34,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [942952877] [2024-12-02 11:38:34,552 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:38:34,552 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 [2024-12-02 11:38:34,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:38:34,554 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:38:34,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:38:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:38:35,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-02 11:38:35,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:38:50,387 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 [2024-12-02 11:38:51,722 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 125 treesize of output 89 [2024-12-02 11:38:51,759 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 135 treesize of output 75 [2024-12-02 11:38:52,607 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 10 proven. 470 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-12-02 11:38:52,607 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:38:54,224 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:38:54,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [942952877] [2024-12-02 11:38:54,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [942952877] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:38:54,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [959957777] [2024-12-02 11:38:54,224 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:38:54,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 11:38:54,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 11:38:54,226 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 11:38:54,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-02 11:38:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:38:56,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-02 11:38:56,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:39:08,249 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 [2024-12-02 11:39:30,174 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 [2024-12-02 11:39:32,429 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 125 treesize of output 89 [2024-12-02 11:39:32,466 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 135 treesize of output 75 [2024-12-02 11:39:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 516 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-12-02 11:39:32,705 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:39:33,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [959957777] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:39:33,899 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:39:33,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 16] total 25 [2024-12-02 11:39:33,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798301960] [2024-12-02 11:39:33,899 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:39:33,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-12-02 11:39:33,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:39:33,900 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-12-02 11:39:33,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=638, Unknown=0, NotChecked=0, Total=756 [2024-12-02 11:39:33,901 INFO L87 Difference]: Start difference. First operand 263 states and 359 transitions. Second operand has 26 states, 24 states have (on average 5.041666666666667) internal successors, (121), 23 states have internal predecessors, (121), 7 states have call successors, (42), 7 states have call predecessors, (42), 7 states have return successors, (42), 6 states have call predecessors, (42), 7 states have call successors, (42) [2024-12-02 11:40:05,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:40:16,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:40:20,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:40:30,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:40:30,773 INFO L93 Difference]: Finished difference Result 693 states and 926 transitions. [2024-12-02 11:40:30,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-12-02 11:40:30,774 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 24 states have (on average 5.041666666666667) internal successors, (121), 23 states have internal predecessors, (121), 7 states have call successors, (42), 7 states have call predecessors, (42), 7 states have return successors, (42), 6 states have call predecessors, (42), 7 states have call successors, (42) Word has length 159 [2024-12-02 11:40:30,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:40:30,776 INFO L225 Difference]: With dead ends: 693 [2024-12-02 11:40:30,776 INFO L226 Difference]: Without dead ends: 433 [2024-12-02 11:40:30,777 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 332 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 749 ImplicationChecksByTransitivity, 31.6s TimeCoverageRelationStatistics Valid=619, Invalid=2573, Unknown=0, NotChecked=0, Total=3192 [2024-12-02 11:40:30,778 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 917 mSDsluCounter, 1427 mSDsCounter, 0 mSdLazyCounter, 1572 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 917 SdHoareTripleChecker+Valid, 1553 SdHoareTripleChecker+Invalid, 1875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 303 IncrementalHoareTripleChecker+Valid, 1572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.3s IncrementalHoareTripleChecker+Time [2024-12-02 11:40:30,778 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [917 Valid, 1553 Invalid, 1875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 1572 Invalid, 0 Unknown, 0 Unchecked, 39.3s Time] [2024-12-02 11:40:30,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2024-12-02 11:40:30,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 240. [2024-12-02 11:40:30,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 171 states have (on average 1.1871345029239766) internal successors, (203), 174 states have internal predecessors, (203), 60 states have call successors, (60), 8 states have call predecessors, (60), 8 states have return successors, (60), 57 states have call predecessors, (60), 60 states have call successors, (60) [2024-12-02 11:40:30,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 323 transitions. [2024-12-02 11:40:30,821 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 323 transitions. Word has length 159 [2024-12-02 11:40:30,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:40:30,821 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 323 transitions. [2024-12-02 11:40:30,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 24 states have (on average 5.041666666666667) internal successors, (121), 23 states have internal predecessors, (121), 7 states have call successors, (42), 7 states have call predecessors, (42), 7 states have return successors, (42), 6 states have call predecessors, (42), 7 states have call successors, (42) [2024-12-02 11:40:30,822 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 323 transitions. [2024-12-02 11:40:30,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-02 11:40:30,823 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:40:30,823 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:40:30,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:40:31,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-02 11:40:31,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 11:40:31,224 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:40:31,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:40:31,224 INFO L85 PathProgramCache]: Analyzing trace with hash 2025452124, now seen corresponding path program 1 times [2024-12-02 11:40:31,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:40:31,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [60092921] [2024-12-02 11:40:31,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:40:31,225 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 [2024-12-02 11:40:31,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:40:31,226 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:40:31,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:40:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:40:31,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 11:40:31,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:40:32,280 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:40:32,280 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:40:32,280 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:40:32,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [60092921] [2024-12-02 11:40:32,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [60092921] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:40:32,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:40:32,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:40:32,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656581801] [2024-12-02 11:40:32,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:40:32,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:40:32,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:40:32,282 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:40:32,282 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:40:32,282 INFO L87 Difference]: Start difference. First operand 240 states and 323 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:40:32,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:40:32,792 INFO L93 Difference]: Finished difference Result 463 states and 622 transitions. [2024-12-02 11:40:32,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:40:32,792 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 161 [2024-12-02 11:40:32,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:40:32,795 INFO L225 Difference]: With dead ends: 463 [2024-12-02 11:40:32,795 INFO L226 Difference]: Without dead ends: 243 [2024-12-02 11:40:32,796 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:40:32,796 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 11:40:32,797 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 533 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 11:40:32,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2024-12-02 11:40:32,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 243. [2024-12-02 11:40:32,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 174 states have (on average 1.1839080459770115) internal successors, (206), 177 states have internal predecessors, (206), 60 states have call successors, (60), 8 states have call predecessors, (60), 8 states have return successors, (60), 57 states have call predecessors, (60), 60 states have call successors, (60) [2024-12-02 11:40:32,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 326 transitions. [2024-12-02 11:40:32,842 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 326 transitions. Word has length 161 [2024-12-02 11:40:32,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:40:32,842 INFO L471 AbstractCegarLoop]: Abstraction has 243 states and 326 transitions. [2024-12-02 11:40:32,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:40:32,842 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2024-12-02 11:40:32,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-12-02 11:40:32,843 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:40:32,843 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:40:32,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:40:33,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:40:33,044 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:40:33,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:40:33,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1683367032, now seen corresponding path program 1 times [2024-12-02 11:40:33,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:40:33,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [772791365] [2024-12-02 11:40:33,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:40:33,045 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 [2024-12-02 11:40:33,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:40:33,046 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:40:33,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-12-02 11:40:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:40:33,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 11:40:33,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:40:33,729 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 12 treesize of output 8 [2024-12-02 11:40:34,358 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 41 treesize of output 29 [2024-12-02 11:40:35,178 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:40:35,178 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:40:35,178 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:40:35,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [772791365] [2024-12-02 11:40:35,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [772791365] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:40:35,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:40:35,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 11:40:35,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216204184] [2024-12-02 11:40:35,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:40:35,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 11:40:35,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:40:35,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 11:40:35,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:40:35,180 INFO L87 Difference]: Start difference. First operand 243 states and 326 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:40:36,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:40:36,959 INFO L93 Difference]: Finished difference Result 472 states and 630 transitions. [2024-12-02 11:40:36,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 11:40:36,960 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 163 [2024-12-02 11:40:36,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:40:36,962 INFO L225 Difference]: With dead ends: 472 [2024-12-02 11:40:36,962 INFO L226 Difference]: Without dead ends: 470 [2024-12-02 11:40:36,963 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-12-02 11:40:36,963 INFO L435 NwaCegarLoop]: 225 mSDtfsCounter, 126 mSDsluCounter, 1025 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 1250 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:40:36,963 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 1250 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 11:40:36,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2024-12-02 11:40:37,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 445. [2024-12-02 11:40:37,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 327 states have (on average 1.1957186544342508) internal successors, (391), 331 states have internal predecessors, (391), 102 states have call successors, (102), 15 states have call predecessors, (102), 15 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 11:40:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 595 transitions. [2024-12-02 11:40:37,022 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 595 transitions. Word has length 163 [2024-12-02 11:40:37,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:40:37,022 INFO L471 AbstractCegarLoop]: Abstraction has 445 states and 595 transitions. [2024-12-02 11:40:37,022 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:40:37,022 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 595 transitions. [2024-12-02 11:40:37,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-02 11:40:37,023 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:40:37,023 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:40:37,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2024-12-02 11:40:37,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:40:37,223 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:40:37,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:40:37,224 INFO L85 PathProgramCache]: Analyzing trace with hash 537788515, now seen corresponding path program 1 times [2024-12-02 11:40:37,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:40:37,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2070937051] [2024-12-02 11:40:37,224 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:40:37,224 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 [2024-12-02 11:40:37,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:40:37,226 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:40:37,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:40:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:40:37,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 11:40:37,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:40:38,020 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 [2024-12-02 11:40:38,394 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:40:38,394 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:40:38,394 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:40:38,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2070937051] [2024-12-02 11:40:38,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2070937051] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:40:38,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:40:38,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:40:38,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101683030] [2024-12-02 11:40:38,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:40:38,395 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:40:38,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:40:38,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:40:38,396 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:40:38,396 INFO L87 Difference]: Start difference. First operand 445 states and 595 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:40:39,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:40:39,509 INFO L93 Difference]: Finished difference Result 883 states and 1175 transitions. [2024-12-02 11:40:39,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:40:39,511 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 164 [2024-12-02 11:40:39,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:40:39,513 INFO L225 Difference]: With dead ends: 883 [2024-12-02 11:40:39,513 INFO L226 Difference]: Without dead ends: 458 [2024-12-02 11:40:39,513 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:40:39,514 INFO L435 NwaCegarLoop]: 166 mSDtfsCounter, 82 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:40:39,514 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 305 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 11:40:39,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2024-12-02 11:40:39,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 445. [2024-12-02 11:40:39,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 327 states have (on average 1.1712538226299694) internal successors, (383), 331 states have internal predecessors, (383), 102 states have call successors, (102), 15 states have call predecessors, (102), 15 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 11:40:39,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 587 transitions. [2024-12-02 11:40:39,601 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 587 transitions. Word has length 164 [2024-12-02 11:40:39,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:40:39,601 INFO L471 AbstractCegarLoop]: Abstraction has 445 states and 587 transitions. [2024-12-02 11:40:39,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:40:39,602 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 587 transitions. [2024-12-02 11:40:39,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-02 11:40:39,602 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:40:39,603 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:40:39,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:40:39,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:40:39,803 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:40:39,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:40:39,803 INFO L85 PathProgramCache]: Analyzing trace with hash -279859935, now seen corresponding path program 1 times [2024-12-02 11:40:39,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:40:39,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [189973200] [2024-12-02 11:40:39,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:40:39,804 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 [2024-12-02 11:40:39,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:40:39,805 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:40:39,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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)] Waiting until timeout for monitored process [2024-12-02 11:40:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:40:40,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-02 11:40:40,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:41:20,130 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 42 treesize of output 26 [2024-12-02 11:41:20,173 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 29 treesize of output 17 [2024-12-02 11:41:24,912 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 53 proven. 452 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2024-12-02 11:41:24,912 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:41:29,920 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:41:29,921 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:41:29,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [189973200] [2024-12-02 11:41:29,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [189973200] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 11:41:29,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:41:29,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [23] total 27 [2024-12-02 11:41:29,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521242950] [2024-12-02 11:41:29,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:41:29,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:41:29,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:41:29,922 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:41:29,922 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=618, Unknown=0, NotChecked=0, Total=702 [2024-12-02 11:41:29,923 INFO L87 Difference]: Start difference. First operand 445 states and 587 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:41:31,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:41:31,626 INFO L93 Difference]: Finished difference Result 1075 states and 1395 transitions. [2024-12-02 11:41:31,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:41:31,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 164 [2024-12-02 11:41:31,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:41:31,633 INFO L225 Difference]: With dead ends: 1075 [2024-12-02 11:41:31,633 INFO L226 Difference]: Without dead ends: 650 [2024-12-02 11:41:31,634 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 17.9s TimeCoverageRelationStatistics Valid=89, Invalid=667, Unknown=0, NotChecked=0, Total=756 [2024-12-02 11:41:31,635 INFO L435 NwaCegarLoop]: 229 mSDtfsCounter, 154 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 568 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:41:31,635 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 568 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 11:41:31,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2024-12-02 11:41:31,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 641. [2024-12-02 11:41:31,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 641 states, 479 states have (on average 1.173277661795407) internal successors, (562), 489 states have internal predecessors, (562), 132 states have call successors, (132), 29 states have call predecessors, (132), 29 states have return successors, (132), 122 states have call predecessors, (132), 132 states have call successors, (132) [2024-12-02 11:41:31,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 826 transitions. [2024-12-02 11:41:31,743 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 826 transitions. Word has length 164 [2024-12-02 11:41:31,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:41:31,743 INFO L471 AbstractCegarLoop]: Abstraction has 641 states and 826 transitions. [2024-12-02 11:41:31,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:41:31,743 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 826 transitions. [2024-12-02 11:41:31,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-02 11:41:31,744 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:41:31,744 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:41:31,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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)] Ended with exit code 0 [2024-12-02 11:41:31,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:41:31,945 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:41:31,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:41:31,945 INFO L85 PathProgramCache]: Analyzing trace with hash -791291013, now seen corresponding path program 1 times [2024-12-02 11:41:31,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:41:31,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2126643941] [2024-12-02 11:41:31,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:41:31,946 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 [2024-12-02 11:41:31,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:41:31,947 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:41:31,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:41:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:41:32,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 11:41:32,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:41:32,706 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 [2024-12-02 11:41:34,651 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 164 treesize of output 116 [2024-12-02 11:41:34,691 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 116 treesize of output 68 [2024-12-02 11:41:34,928 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:41:34,928 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:41:34,928 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:41:34,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2126643941] [2024-12-02 11:41:34,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2126643941] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:41:34,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:41:34,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 11:41:34,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475878125] [2024-12-02 11:41:34,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:41:34,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 11:41:34,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:41:34,929 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 11:41:34,929 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:41:34,930 INFO L87 Difference]: Start difference. First operand 641 states and 826 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:41:37,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:41:37,632 INFO L93 Difference]: Finished difference Result 1210 states and 1556 transitions. [2024-12-02 11:41:37,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 11:41:37,633 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 166 [2024-12-02 11:41:37,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:41:37,635 INFO L225 Difference]: With dead ends: 1210 [2024-12-02 11:41:37,635 INFO L226 Difference]: Without dead ends: 641 [2024-12-02 11:41:37,636 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 11:41:37,636 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 107 mSDsluCounter, 435 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-12-02 11:41:37,636 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 597 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-12-02 11:41:37,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2024-12-02 11:41:37,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 641. [2024-12-02 11:41:37,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 641 states, 479 states have (on average 1.1607515657620042) internal successors, (556), 489 states have internal predecessors, (556), 132 states have call successors, (132), 29 states have call predecessors, (132), 29 states have return successors, (132), 122 states have call predecessors, (132), 132 states have call successors, (132) [2024-12-02 11:41:37,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 820 transitions. [2024-12-02 11:41:37,739 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 820 transitions. Word has length 166 [2024-12-02 11:41:37,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:41:37,739 INFO L471 AbstractCegarLoop]: Abstraction has 641 states and 820 transitions. [2024-12-02 11:41:37,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:41:37,739 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 820 transitions. [2024-12-02 11:41:37,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-02 11:41:37,740 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:41:37,740 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:41:37,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:41:37,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:41:37,941 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:41:37,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:41:37,941 INFO L85 PathProgramCache]: Analyzing trace with hash 174369723, now seen corresponding path program 1 times [2024-12-02 11:41:37,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:41:37,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1408960470] [2024-12-02 11:41:37,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:41:37,942 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 [2024-12-02 11:41:37,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:41:37,943 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:41:37,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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)] Waiting until timeout for monitored process [2024-12-02 11:41:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:41:38,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 11:41:38,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:41:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:41:39,496 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:41:39,496 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:41:39,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1408960470] [2024-12-02 11:41:39,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1408960470] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:41:39,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:41:39,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 11:41:39,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456835859] [2024-12-02 11:41:39,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:41:39,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 11:41:39,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:41:39,497 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 11:41:39,497 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:41:39,498 INFO L87 Difference]: Start difference. First operand 641 states and 820 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:41:40,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:41:40,485 INFO L93 Difference]: Finished difference Result 652 states and 833 transitions. [2024-12-02 11:41:40,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 11:41:40,485 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 166 [2024-12-02 11:41:40,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:41:40,487 INFO L225 Difference]: With dead ends: 652 [2024-12-02 11:41:40,488 INFO L226 Difference]: Without dead ends: 650 [2024-12-02 11:41:40,488 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:41:40,488 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 657 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 11:41:40,488 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 793 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 11:41:40,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2024-12-02 11:41:40,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 646. [2024-12-02 11:41:40,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 646 states, 484 states have (on average 1.1590909090909092) internal successors, (561), 494 states have internal predecessors, (561), 132 states have call successors, (132), 29 states have call predecessors, (132), 29 states have return successors, (132), 122 states have call predecessors, (132), 132 states have call successors, (132) [2024-12-02 11:41:40,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 825 transitions. [2024-12-02 11:41:40,622 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 825 transitions. Word has length 166 [2024-12-02 11:41:40,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:41:40,622 INFO L471 AbstractCegarLoop]: Abstraction has 646 states and 825 transitions. [2024-12-02 11:41:40,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:41:40,622 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 825 transitions. [2024-12-02 11:41:40,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-02 11:41:40,624 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:41:40,624 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:41:40,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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)] Ended with exit code 0 [2024-12-02 11:41:40,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:41:40,825 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:41:40,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:41:40,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1596034787, now seen corresponding path program 1 times [2024-12-02 11:41:40,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:41:40,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [98064716] [2024-12-02 11:41:40,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:41:40,826 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 [2024-12-02 11:41:40,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:41:40,827 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:41:40,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:41:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:41:41,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 11:41:41,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:41:47,165 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 32 treesize of output 20 [2024-12-02 11:41:47,376 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:41:47,376 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:41:47,376 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:41:47,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [98064716] [2024-12-02 11:41:47,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [98064716] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:41:47,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:41:47,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:41:47,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038924460] [2024-12-02 11:41:47,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:41:47,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:41:47,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:41:47,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:41:47,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:41:47,378 INFO L87 Difference]: Start difference. First operand 646 states and 825 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:41:49,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:41:49,026 INFO L93 Difference]: Finished difference Result 1214 states and 1545 transitions. [2024-12-02 11:41:49,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:41:49,027 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 166 [2024-12-02 11:41:49,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:41:49,032 INFO L225 Difference]: With dead ends: 1214 [2024-12-02 11:41:49,032 INFO L226 Difference]: Without dead ends: 640 [2024-12-02 11:41:49,034 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:41:49,034 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 39 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 11:41:49,035 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 253 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 11:41:49,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2024-12-02 11:41:49,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 640. [2024-12-02 11:41:49,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 478 states have (on average 1.1422594142259415) internal successors, (546), 488 states have internal predecessors, (546), 132 states have call successors, (132), 29 states have call predecessors, (132), 29 states have return successors, (132), 122 states have call predecessors, (132), 132 states have call successors, (132) [2024-12-02 11:41:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 810 transitions. [2024-12-02 11:41:49,165 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 810 transitions. Word has length 166 [2024-12-02 11:41:49,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:41:49,165 INFO L471 AbstractCegarLoop]: Abstraction has 640 states and 810 transitions. [2024-12-02 11:41:49,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:41:49,165 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 810 transitions. [2024-12-02 11:41:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-02 11:41:49,166 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:41:49,167 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:41:49,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2024-12-02 11:41:49,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:41:49,367 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:41:49,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:41:49,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1747499212, now seen corresponding path program 1 times [2024-12-02 11:41:49,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:41:49,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [802357434] [2024-12-02 11:41:49,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:41:49,368 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 [2024-12-02 11:41:49,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:41:49,370 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:41:49,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93f1e1f9-4e21-4313-9f2e-fa5c99c60871/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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)] Waiting until timeout for monitored process