./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.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_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7a1b99a13fe789fcacb85c536e70757eaddea3ef4c22e9aee449ecb3b551f3f3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:17:27,071 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:17:27,164 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 23:17:27,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:17:27,170 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:17:27,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:17:27,209 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:17:27,209 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:17:27,210 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:17:27,210 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:17:27,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:17:27,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:17:27,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:17:27,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:17:27,212 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:17:27,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:17:27,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:17:27,214 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:17:27,214 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:17:27,214 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:17:27,214 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:17:27,214 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:17:27,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:17:27,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:17:27,215 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:17:27,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:17:27,215 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:17:27,215 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:17:27,215 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:17:27,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:17:27,215 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:17:27,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:17:27,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:17:27,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:17:27,216 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:17:27,216 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:17:27,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:17:27,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:17:27,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:17:27,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:17:27,216 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:17:27,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:17:27,216 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:17:27,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:17:27,217 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:17:27,217 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:17:27,217 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:17:27,217 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:17:27,217 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_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1b99a13fe789fcacb85c536e70757eaddea3ef4c22e9aee449ecb3b551f3f3 [2024-11-27 23:17:27,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:17:27,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:17:27,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:17:27,570 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:17:27,570 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:17:27,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i [2024-11-27 23:17:30,476 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/data/5c1c7da12/4268e3e8101e47288f019041e543b478/FLAG155320e56 [2024-11-27 23:17:30,743 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:17:30,745 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i [2024-11-27 23:17:30,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/data/5c1c7da12/4268e3e8101e47288f019041e543b478/FLAG155320e56 [2024-11-27 23:17:31,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/data/5c1c7da12/4268e3e8101e47288f019041e543b478 [2024-11-27 23:17:31,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:17:31,051 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:17:31,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:17:31,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:17:31,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:17:31,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1518a494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31, skipping insertion in model container [2024-11-27 23:17:31,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,088 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:17:31,247 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_b930c836-118e-4044-9b85-a49955ba65ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i[916,929] [2024-11-27 23:17:31,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:17:31,349 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:17:31,361 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_b930c836-118e-4044-9b85-a49955ba65ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i[916,929] [2024-11-27 23:17:31,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:17:31,436 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:17:31,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31 WrapperNode [2024-11-27 23:17:31,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:17:31,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:17:31,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:17:31,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:17:31,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,459 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,508 INFO L138 Inliner]: procedures = 29, calls = 172, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 543 [2024-11-27 23:17:31,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:17:31,513 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:17:31,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:17:31,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:17:31,522 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,532 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,566 INFO L175 MemorySlicer]: Split 138 memory accesses to 7 slices as follows [2, 24, 67, 9, 30, 3, 3]. 49 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 4, 5, 1, 5, 1, 1]. The 18 writes are split as follows [0, 4, 6, 1, 5, 1, 1]. [2024-11-27 23:17:31,566 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,598 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,599 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:17:31,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:17:31,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:17:31,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:17:31,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (1/1) ... [2024-11-27 23:17:31,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:17:31,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:17:31,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:17:31,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:17:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:17:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-27 23:17:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-27 23:17:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-27 23:17:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-27 23:17:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-27 23:17:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-27 23:17:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-27 23:17:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 23:17:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 23:17:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-27 23:17:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-27 23:17:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 23:17:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-27 23:17:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-27 23:17:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-27 23:17:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-27 23:17:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-27 23:17:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-27 23:17:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-27 23:17:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-27 23:17:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-27 23:17:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-27 23:17:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-27 23:17:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-27 23:17:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:17:31,702 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:17:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:17:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 23:17:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 23:17:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 23:17:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-27 23:17:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-27 23:17:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-27 23:17:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:17:31,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:17:31,883 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:17:31,885 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:17:32,590 INFO L? ?]: Removed 139 outVars from TransFormulas that were not future-live. [2024-11-27 23:17:32,590 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:17:32,602 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:17:32,602 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:17:32,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:17:32 BoogieIcfgContainer [2024-11-27 23:17:32,602 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:17:32,604 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:17:32,604 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:17:32,612 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:17:32,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:17:31" (1/3) ... [2024-11-27 23:17:32,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3995db83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:17:32, skipping insertion in model container [2024-11-27 23:17:32,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:31" (2/3) ... [2024-11-27 23:17:32,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3995db83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:17:32, skipping insertion in model container [2024-11-27 23:17:32,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:17:32" (3/3) ... [2024-11-27 23:17:32,614 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-72.i [2024-11-27 23:17:32,630 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:17:32,631 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-72.i that has 2 procedures, 128 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:17:32,704 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:17:32,720 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;@a234dea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:17:32,720 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:17:32,726 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 108 states have (on average 1.4166666666666667) internal successors, (153), 109 states have internal predecessors, (153), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:17:32,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-27 23:17:32,743 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:17:32,746 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:17:32,746 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:17:32,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:17:32,751 INFO L85 PathProgramCache]: Analyzing trace with hash 904684502, now seen corresponding path program 1 times [2024-11-27 23:17:32,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:17:32,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11711555] [2024-11-27 23:17:32,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:32,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:17:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:17:33,188 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-27 23:17:33,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:17:33,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11711555] [2024-11-27 23:17:33,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11711555] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:17:33,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478095519] [2024-11-27 23:17:33,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:33,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:17:33,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:17:33,199 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:17:33,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 23:17:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:17:33,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:17:33,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:17:33,575 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-27 23:17:33,576 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:17:33,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [478095519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:17:33,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:17:33,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 23:17:33,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998224237] [2024-11-27 23:17:33,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:17:33,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:17:33,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:17:33,644 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:17:33,645 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:17:33,648 INFO L87 Difference]: Start difference. First operand has 128 states, 108 states have (on average 1.4166666666666667) internal successors, (153), 109 states have internal predecessors, (153), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-27 23:17:33,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:17:33,690 INFO L93 Difference]: Finished difference Result 249 states and 385 transitions. [2024-11-27 23:17:33,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:17:33,692 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 149 [2024-11-27 23:17:33,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:17:33,698 INFO L225 Difference]: With dead ends: 249 [2024-11-27 23:17:33,698 INFO L226 Difference]: Without dead ends: 124 [2024-11-27 23:17:33,703 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:17:33,707 INFO L435 NwaCegarLoop]: 180 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, 180 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:17:33,707 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:17:33,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-27 23:17:33,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2024-11-27 23:17:33,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 105 states have (on average 1.3904761904761904) internal successors, (146), 105 states have internal predecessors, (146), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:17:33,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2024-11-27 23:17:33,752 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 149 [2024-11-27 23:17:33,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:17:33,753 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2024-11-27 23:17:33,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-27 23:17:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2024-11-27 23:17:33,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-27 23:17:33,757 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:17:33,757 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:17:33,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 23:17:33,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 23:17:33,958 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:17:33,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:17:33,959 INFO L85 PathProgramCache]: Analyzing trace with hash -681384580, now seen corresponding path program 1 times [2024-11-27 23:17:33,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:17:33,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672968853] [2024-11-27 23:17:33,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:33,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:17:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:17:34,628 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-27 23:17:34,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:17:34,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672968853] [2024-11-27 23:17:34,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672968853] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:17:34,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634555431] [2024-11-27 23:17:34,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:34,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:17:34,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:17:34,636 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:17:34,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 23:17:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:17:34,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 23:17:34,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:17:35,026 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:17:35,030 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:17:35,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634555431] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:17:35,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:17:35,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2024-11-27 23:17:35,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996429720] [2024-11-27 23:17:35,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:17:35,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:17:35,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:17:35,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:17:35,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:17:35,033 INFO L87 Difference]: Start difference. First operand 124 states and 180 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:17:35,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:17:35,109 INFO L93 Difference]: Finished difference Result 248 states and 361 transitions. [2024-11-27 23:17:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:17:35,109 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-27 23:17:35,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:17:35,114 INFO L225 Difference]: With dead ends: 248 [2024-11-27 23:17:35,114 INFO L226 Difference]: Without dead ends: 127 [2024-11-27 23:17:35,117 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:17:35,117 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 1 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:17:35,118 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 520 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:17:35,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-27 23:17:35,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 126. [2024-11-27 23:17:35,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 107 states have (on average 1.3831775700934579) internal successors, (148), 107 states have internal predecessors, (148), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:17:35,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 182 transitions. [2024-11-27 23:17:35,142 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 182 transitions. Word has length 149 [2024-11-27 23:17:35,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:17:35,144 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 182 transitions. [2024-11-27 23:17:35,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:17:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 182 transitions. [2024-11-27 23:17:35,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-27 23:17:35,149 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:17:35,150 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:17:35,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-27 23:17:35,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:17:35,354 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:17:35,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:17:35,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1326210, now seen corresponding path program 1 times [2024-11-27 23:17:35,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:17:35,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309650793] [2024-11-27 23:17:35,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:35,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:17:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:17:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-27 23:17:35,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:17:35,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309650793] [2024-11-27 23:17:35,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309650793] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:17:35,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879862333] [2024-11-27 23:17:35,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:35,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:17:35,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:17:35,753 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:17:35,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-27 23:17:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:17:36,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 23:17:36,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:17:36,093 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:17:36,093 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:17:36,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879862333] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:17:36,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:17:36,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2024-11-27 23:17:36,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560940351] [2024-11-27 23:17:36,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:17:36,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:17:36,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:17:36,095 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:17:36,096 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:17:36,098 INFO L87 Difference]: Start difference. First operand 126 states and 182 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:17:36,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:17:36,149 INFO L93 Difference]: Finished difference Result 252 states and 365 transitions. [2024-11-27 23:17:36,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:17:36,152 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-27 23:17:36,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:17:36,154 INFO L225 Difference]: With dead ends: 252 [2024-11-27 23:17:36,154 INFO L226 Difference]: Without dead ends: 129 [2024-11-27 23:17:36,155 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:17:36,160 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 1 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:17:36,160 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 521 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:17:36,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-27 23:17:36,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 128. [2024-11-27 23:17:36,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 109 states have (on average 1.3761467889908257) internal successors, (150), 109 states have internal predecessors, (150), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:17:36,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 184 transitions. [2024-11-27 23:17:36,178 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 184 transitions. Word has length 149 [2024-11-27 23:17:36,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:17:36,180 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 184 transitions. [2024-11-27 23:17:36,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:17:36,181 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2024-11-27 23:17:36,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-27 23:17:36,187 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:17:36,187 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:17:36,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-27 23:17:36,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:17:36,388 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:17:36,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:17:36,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1773681152, now seen corresponding path program 1 times [2024-11-27 23:17:36,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:17:36,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962042088] [2024-11-27 23:17:36,390 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:36,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:17:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:17:36,710 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-27 23:17:36,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:17:36,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962042088] [2024-11-27 23:17:36,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962042088] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:17:36,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796709122] [2024-11-27 23:17:36,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:36,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:17:36,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:17:36,713 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:17:36,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-27 23:17:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:17:37,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 23:17:37,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:17:37,077 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:17:37,077 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:17:37,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796709122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:17:37,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:17:37,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2024-11-27 23:17:37,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87113306] [2024-11-27 23:17:37,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:17:37,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:17:37,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:17:37,083 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:17:37,083 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:17:37,083 INFO L87 Difference]: Start difference. First operand 128 states and 184 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:17:37,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:17:37,122 INFO L93 Difference]: Finished difference Result 256 states and 369 transitions. [2024-11-27 23:17:37,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:17:37,123 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-27 23:17:37,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:17:37,126 INFO L225 Difference]: With dead ends: 256 [2024-11-27 23:17:37,128 INFO L226 Difference]: Without dead ends: 131 [2024-11-27 23:17:37,129 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:17:37,129 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 1 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:17:37,130 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 523 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:17:37,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2024-11-27 23:17:37,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 130. [2024-11-27 23:17:37,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 111 states have (on average 1.3693693693693694) internal successors, (152), 111 states have internal predecessors, (152), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:17:37,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 186 transitions. [2024-11-27 23:17:37,148 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 186 transitions. Word has length 149 [2024-11-27 23:17:37,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:17:37,148 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 186 transitions. [2024-11-27 23:17:37,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:17:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 186 transitions. [2024-11-27 23:17:37,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-27 23:17:37,153 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:17:37,154 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:17:37,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-27 23:17:37,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:17:37,354 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:17:37,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:17:37,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1775528194, now seen corresponding path program 1 times [2024-11-27 23:17:37,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:17:37,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34969477] [2024-11-27 23:17:37,355 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:37,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:17:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:17:37,664 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-27 23:17:37,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:17:37,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34969477] [2024-11-27 23:17:37,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34969477] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:17:37,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076711225] [2024-11-27 23:17:37,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:37,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:17:37,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:17:37,668 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:17:37,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-27 23:17:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:17:37,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 23:17:37,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:17:38,010 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:17:38,012 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:17:38,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2076711225] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:17:38,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:17:38,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2024-11-27 23:17:38,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808259525] [2024-11-27 23:17:38,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:17:38,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:17:38,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:17:38,014 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:17:38,014 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:17:38,014 INFO L87 Difference]: Start difference. First operand 130 states and 186 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:17:38,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:17:38,055 INFO L93 Difference]: Finished difference Result 259 states and 372 transitions. [2024-11-27 23:17:38,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:17:38,056 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-27 23:17:38,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:17:38,057 INFO L225 Difference]: With dead ends: 259 [2024-11-27 23:17:38,058 INFO L226 Difference]: Without dead ends: 132 [2024-11-27 23:17:38,058 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:17:38,059 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 0 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:17:38,061 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 523 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:17:38,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-27 23:17:38,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2024-11-27 23:17:38,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 113 states have (on average 1.3628318584070795) internal successors, (154), 113 states have internal predecessors, (154), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:17:38,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 188 transitions. [2024-11-27 23:17:38,080 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 188 transitions. Word has length 149 [2024-11-27 23:17:38,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:17:38,081 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 188 transitions. [2024-11-27 23:17:38,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:17:38,081 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 188 transitions. [2024-11-27 23:17:38,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-27 23:17:38,084 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:17:38,085 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:17:38,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-27 23:17:38,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:17:38,286 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:17:38,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:17:38,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1091211859, now seen corresponding path program 1 times [2024-11-27 23:17:38,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:17:38,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718167669] [2024-11-27 23:17:38,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:17:38,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:17:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:17:38,466 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:17:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:17:38,660 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 23:17:38,660 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 23:17:38,662 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:17:38,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 23:17:38,668 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-27 23:17:38,805 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:17:38,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:17:38 BoogieIcfgContainer [2024-11-27 23:17:38,809 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:17:38,809 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:17:38,809 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:17:38,810 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:17:38,810 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:17:32" (3/4) ... [2024-11-27 23:17:38,813 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:17:38,814 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:17:38,815 INFO L158 Benchmark]: Toolchain (without parser) took 7763.40ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 92.4MB in the beginning and 104.2MB in the end (delta: -11.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-11-27 23:17:38,815 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:17:38,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.71ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 77.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:17:38,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.67ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.7MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:17:38,816 INFO L158 Benchmark]: Boogie Preprocessor took 113.70ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 68.9MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:17:38,816 INFO L158 Benchmark]: RCFGBuilder took 974.98ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 86.9MB in the end (delta: -18.0MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2024-11-27 23:17:38,817 INFO L158 Benchmark]: TraceAbstraction took 6204.69ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 85.7MB in the beginning and 104.2MB in the end (delta: -18.5MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2024-11-27 23:17:38,817 INFO L158 Benchmark]: Witness Printer took 4.64ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 104.2MB in the end (delta: 23.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:17:38,819 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.71ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 77.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.67ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.7MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 113.70ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 68.9MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 974.98ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 86.9MB in the end (delta: -18.0MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * TraceAbstraction took 6204.69ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 85.7MB in the beginning and 104.2MB in the end (delta: -18.5MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. * Witness Printer took 4.64ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 104.2MB in the end (delta: 23.3kB). 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 81, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 52, overapproximation of someBinaryDOUBLEComparisonOperation at line 59, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 59, overapproximation of someBinaryDOUBLEComparisonOperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {0, 0}, {1, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {0, 0}, {1, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {0, 0}, {1, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {0, 0}, {1, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {0, 0}, {1, 1} }; [L25-L27] double double_Array_0[5] = { 100000000000.4, 100000000000.2, 256.4, 50.5, 9.5 }; [L25-L27] double double_Array_0[5] = { 100000000000.4, 100000000000.2, 256.4, 50.5, 9.5 }; [L25-L27] double double_Array_0[5] = { 100000000000.4, 100000000000.2, 256.4, 50.5, 9.5 }; [L25-L27] double double_Array_0[5] = { 100000000000.4, 100000000000.2, 256.4, 50.5, 9.5 }; [L25-L27] double double_Array_0[5] = { 100000000000.4, 100000000000.2, 256.4, 50.5, 9.5 }; [L25-L27] double double_Array_0[5] = { 100000000000.4, 100000000000.2, 256.4, 50.5, 9.5 }; [L28-L30] float float_Array_0[1] = { 0.25 }; [L28-L30] float float_Array_0[1] = { 0.25 }; [L31-L33] signed char signed_char_Array_0[5] = { -2, -10, 4, -16, 4 }; [L31-L33] signed char signed_char_Array_0[5] = { -2, -10, 4, -16, 4 }; [L31-L33] signed char signed_char_Array_0[5] = { -2, -10, 4, -16, 4 }; [L31-L33] signed char signed_char_Array_0[5] = { -2, -10, 4, -16, 4 }; [L31-L33] signed char signed_char_Array_0[5] = { -2, -10, 4, -16, 4 }; [L31-L33] signed char signed_char_Array_0[5] = { -2, -10, 4, -16, 4 }; [L34-L36] unsigned long int unsigned_long_int_Array_0[1] = { 2 }; [L34-L36] unsigned long int unsigned_long_int_Array_0[1] = { 2 }; [L37-L39] unsigned short int unsigned_short_int_Array_0[1] = { 10000 }; [L37-L39] unsigned short int unsigned_short_int_Array_0[1] = { 10000 }; [L40] unsigned char last_1_BOOL_unsigned_char_Array_0_1__1_ = 1; [L41] double last_1_double_Array_0_2_ = 256.4; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=0, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101] isInitial = 1 [L102] FCALL initially() [L104] CALL updateLastVariables() [L93] EXPR BOOL_unsigned_char_Array_0[1][1] [L93] last_1_BOOL_unsigned_char_Array_0_1__1_ = BOOL_unsigned_char_Array_0[1][1] [L94] EXPR double_Array_0[2] [L94] last_1_double_Array_0_2_ = double_Array_0[2] [L104] RET updateLastVariables() [L105] CALL updateVariables() [L64] BOOL_unsigned_char_Array_0[0][0] = __VERIFIER_nondet_uchar() [L65] EXPR BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L65] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L65] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L66] EXPR BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L66] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L66] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L67] BOOL_unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L68] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L68] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L68] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L69] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L69] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L69] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L70] BOOL_unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L71] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L71] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L72] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L72] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L72] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L73] double_Array_0[1] = __VERIFIER_nondet_double() [L74] EXPR double_Array_0[1] [L74] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F [L74] EXPR double_Array_0[1] [L74] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] EXPR (double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] EXPR (double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] CALL assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] RET assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L75] double_Array_0[3] = __VERIFIER_nondet_double() [L76] EXPR double_Array_0[3] [L76] EXPR double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L76] EXPR double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F [L76] EXPR double_Array_0[3] [L76] EXPR double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L76] EXPR (double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L76] EXPR (double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L76] CALL assume_abort_if_not((double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L76] RET assume_abort_if_not((double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] double_Array_0[4] = __VERIFIER_nondet_double() [L78] EXPR double_Array_0[4] [L78] EXPR double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] EXPR double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F [L78] EXPR double_Array_0[4] [L78] EXPR double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] EXPR (double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] EXPR (double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] CALL assume_abort_if_not((double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] RET assume_abort_if_not((double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L79] float_Array_0[0] = __VERIFIER_nondet_float() [L80] EXPR float_Array_0[0] [L80] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L80] EXPR float_Array_0[0] [L80] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] EXPR float_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] CALL assume_abort_if_not(float_Array_0[0] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] RET assume_abort_if_not(float_Array_0[0] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L82] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L83] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] CALL assume_abort_if_not(signed_char_Array_0[0] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] RET assume_abort_if_not(signed_char_Array_0[0] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] CALL assume_abort_if_not(signed_char_Array_0[0] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] RET assume_abort_if_not(signed_char_Array_0[0] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] signed_char_Array_0[1] = __VERIFIER_nondet_char() [L86] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L86] CALL assume_abort_if_not(signed_char_Array_0[1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L86] RET assume_abort_if_not(signed_char_Array_0[1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] CALL assume_abort_if_not(signed_char_Array_0[1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] RET assume_abort_if_not(signed_char_Array_0[1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L88] signed_char_Array_0[4] = __VERIFIER_nondet_char() [L89] EXPR signed_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L89] CALL assume_abort_if_not(signed_char_Array_0[4] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L89] RET assume_abort_if_not(signed_char_Array_0[4] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] EXPR signed_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] CALL assume_abort_if_not(signed_char_Array_0[4] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] RET assume_abort_if_not(signed_char_Array_0[4] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L105] RET updateVariables() [L106] CALL step() [L45] BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L45] COND FALSE !(BOOL_unsigned_char_Array_0[0][0]) [L48] EXPR signed_char_Array_0[0] [L48] EXPR signed_char_Array_0[1] [L48] EXPR signed_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L48] EXPR (((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])) [L48] EXPR signed_char_Array_0[0] [L48] EXPR signed_char_Array_0[1] [L48] EXPR (((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L48] signed_char_Array_0[3] = (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])))) [L49] EXPR double_Array_0[4] [L49] double_Array_0[0] = double_Array_0[4] [L50] signed_char_Array_0[2] = 1 [L51] unsigned_short_int_Array_0[0] = 10 [L52] EXPR double_Array_0[0] [L52] EXPR double_Array_0[0] [L52] EXPR float_Array_0[0] [L52] EXPR double_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L52] COND FALSE !((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) [L59] EXPR double_Array_0[0] [L59] EXPR double_Array_0[2] [L59] EXPR double_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L59] EXPR ((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]) [L59] EXPR double_Array_0[2] [L59] EXPR ((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L59] EXPR double_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L59] COND FALSE !(double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) [L106] RET step() [L107] CALL, EXPR property() [L97] EXPR double_Array_0[0] [L97] EXPR double_Array_0[2] [L97] EXPR double_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR ((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]) [L97] EXPR double_Array_0[2] [L97] EXPR ((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR double_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR (double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1 [L97] EXPR BOOL_unsigned_char_Array_0[1][1] [L97] EXPR BOOL_unsigned_char_Array_0[0][1] [L97] EXPR BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR (double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR ((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR ((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR (((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR (((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR ((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR ((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR (((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR (((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR ((((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4]))) && (signed_char_Array_0[2] == ((signed char) 1)) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR ((((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4]))) && (signed_char_Array_0[2] == ((signed char) 1)) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR (((((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4]))) && (signed_char_Array_0[2] == ((signed char) 1))) && (unsigned_short_int_Array_0[0] == ((unsigned short int) 10)) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] EXPR (((((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4]))) && (signed_char_Array_0[2] == ((signed char) 1))) && (unsigned_short_int_Array_0[0] == ((unsigned short int) 10)) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97-L98] return (((((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4]))) && (signed_char_Array_0[2] == ((signed char) 1))) && (unsigned_short_int_Array_0[0] == ((unsigned short int) 10)) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 128 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 6, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 2267 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1378 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 66 IncrementalHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 889 mSDtfsCounter, 66 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 770 GetRequests, 747 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=132occurred in iteration=5, InterpolantAutomatonStates: 18, 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, 5 MinimizatonAttempts, 3 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1641 NumberOfCodeBlocks, 1641 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1480 ConstructedInterpolants, 0 QuantifiedInterpolants, 1532 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2634 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 5216/5440 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-27 23:17:38,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7a1b99a13fe789fcacb85c536e70757eaddea3ef4c22e9aee449ecb3b551f3f3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:17:41,592 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:17:41,675 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 23:17:41,687 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:17:41,688 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:17:41,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:17:41,733 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:17:41,733 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:17:41,733 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:17:41,734 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:17:41,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:17:41,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:17:41,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:17:41,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:17:41,736 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:17:41,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:17:41,737 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:17:41,737 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:17:41,738 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:17:41,738 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:17:41,739 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:17:41,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:17:41,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:17:41,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:17:41,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:17:41,739 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:17:41,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:17:41,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:17:41,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:17:41,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:17:41,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:17:41,740 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:17:41,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:17:41,740 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 23:17:41,740 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 23:17:41,740 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:17:41,740 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:17:41,740 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:17:41,742 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:17:41,742 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_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1b99a13fe789fcacb85c536e70757eaddea3ef4c22e9aee449ecb3b551f3f3 [2024-11-27 23:17:42,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:17:42,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:17:42,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:17:42,088 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:17:42,088 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:17:42,091 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i [2024-11-27 23:17:45,075 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/data/c6b8a6115/4a4fd31ffb45457e878a443220a503d5/FLAG57e7a42a8 [2024-11-27 23:17:45,378 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:17:45,382 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i [2024-11-27 23:17:45,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/data/c6b8a6115/4a4fd31ffb45457e878a443220a503d5/FLAG57e7a42a8 [2024-11-27 23:17:45,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/data/c6b8a6115/4a4fd31ffb45457e878a443220a503d5 [2024-11-27 23:17:45,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:17:45,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:17:45,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:17:45,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:17:45,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:17:45,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:45,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7429d820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45, skipping insertion in model container [2024-11-27 23:17:45,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:45,454 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:17:45,625 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_b930c836-118e-4044-9b85-a49955ba65ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i[916,929] [2024-11-27 23:17:45,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:17:45,755 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:17:45,767 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_b930c836-118e-4044-9b85-a49955ba65ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i[916,929] [2024-11-27 23:17:45,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:17:45,894 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:17:45,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45 WrapperNode [2024-11-27 23:17:45,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:17:45,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:17:45,896 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:17:45,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:17:45,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:45,917 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:45,963 INFO L138 Inliner]: procedures = 39, calls = 172, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 540 [2024-11-27 23:17:45,966 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:17:45,967 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:17:45,967 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:17:45,967 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:17:45,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:45,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:45,987 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:46,009 INFO L175 MemorySlicer]: Split 138 memory accesses to 7 slices as follows [2, 24, 67, 9, 30, 3, 3]. 49 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 4, 5, 1, 5, 1, 1]. The 18 writes are split as follows [0, 4, 6, 1, 5, 1, 1]. [2024-11-27 23:17:46,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:46,009 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:46,068 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:46,070 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:46,079 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:46,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:46,097 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:46,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:17:46,113 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:17:46,115 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:17:46,115 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:17:46,116 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (1/1) ... [2024-11-27 23:17:46,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:17:46,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:17:46,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:17:46,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:17:46,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:17:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-27 23:17:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-27 23:17:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-27 23:17:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-27 23:17:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-27 23:17:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-27 23:17:46,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-27 23:17:46,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-27 23:17:46,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-27 23:17:46,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-27 23:17:46,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-27 23:17:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-27 23:17:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-27 23:17:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-27 23:17:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-27 23:17:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-27 23:17:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-27 23:17:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-27 23:17:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-27 23:17:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-27 23:17:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-27 23:17:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-27 23:17:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-27 23:17:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-27 23:17:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-27 23:17:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-27 23:17:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:17:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:17:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:17:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-27 23:17:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-27 23:17:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-27 23:17:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-27 23:17:46,509 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:17:46,511 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:18:18,914 INFO L? ?]: Removed 146 outVars from TransFormulas that were not future-live. [2024-11-27 23:18:18,914 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:18:18,925 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:18:18,925 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:18:18,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:18:18 BoogieIcfgContainer [2024-11-27 23:18:18,926 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:18:18,928 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:18:18,928 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:18:18,933 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:18:18,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:17:45" (1/3) ... [2024-11-27 23:18:18,934 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@be9c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:18:18, skipping insertion in model container [2024-11-27 23:18:18,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:17:45" (2/3) ... [2024-11-27 23:18:18,934 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@be9c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:18:18, skipping insertion in model container [2024-11-27 23:18:18,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:18:18" (3/3) ... [2024-11-27 23:18:18,936 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-72.i [2024-11-27 23:18:18,948 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:18:18,949 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-72.i that has 2 procedures, 128 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:18:19,007 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:18:19,019 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;@36839941, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:18:19,019 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:18:19,023 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 108 states have (on average 1.4166666666666667) internal successors, (153), 109 states have internal predecessors, (153), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:18:19,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-27 23:18:19,037 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:18:19,038 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:18:19,038 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:18:19,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:18:19,044 INFO L85 PathProgramCache]: Analyzing trace with hash 904684502, now seen corresponding path program 1 times [2024-11-27 23:18:19,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:18:19,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [501506562] [2024-11-27 23:18:19,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:18:19,057 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:19,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:18:19,062 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:18:19,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-27 23:18:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:18:20,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:18:20,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:18:20,689 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-27 23:18:20,689 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:18:20,689 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:18:20,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [501506562] [2024-11-27 23:18:20,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [501506562] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:18:20,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:18:20,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 23:18:20,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139178662] [2024-11-27 23:18:20,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:18:20,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:18:20,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:18:20,725 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:18:20,726 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:18:20,729 INFO L87 Difference]: Start difference. First operand has 128 states, 108 states have (on average 1.4166666666666667) internal successors, (153), 109 states have internal predecessors, (153), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-27 23:18:20,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:18:20,777 INFO L93 Difference]: Finished difference Result 249 states and 385 transitions. [2024-11-27 23:18:20,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:18:20,779 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 149 [2024-11-27 23:18:20,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:18:20,788 INFO L225 Difference]: With dead ends: 249 [2024-11-27 23:18:20,789 INFO L226 Difference]: Without dead ends: 124 [2024-11-27 23:18:20,794 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:18:20,797 INFO L435 NwaCegarLoop]: 180 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, 180 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:18:20,797 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:18:20,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-27 23:18:20,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2024-11-27 23:18:20,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 105 states have (on average 1.3904761904761904) internal successors, (146), 105 states have internal predecessors, (146), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:18:20,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2024-11-27 23:18:20,855 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 149 [2024-11-27 23:18:20,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:18:20,857 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2024-11-27 23:18:20,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-27 23:18:20,857 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2024-11-27 23:18:20,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-27 23:18:20,865 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:18:20,866 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:18:20,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-27 23:18:21,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:21,067 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:18:21,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:18:21,068 INFO L85 PathProgramCache]: Analyzing trace with hash -681384580, now seen corresponding path program 1 times [2024-11-27 23:18:21,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:18:21,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [939669243] [2024-11-27 23:18:21,070 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:18:21,070 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:21,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:18:21,072 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:18:21,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-27 23:18:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:18:22,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 23:18:22,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:18:22,882 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:18:22,882 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:18:22,883 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:18:22,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [939669243] [2024-11-27 23:18:22,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [939669243] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:18:22,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:18:22,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 23:18:22,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121394584] [2024-11-27 23:18:22,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:18:22,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:18:22,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:18:22,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:18:22,888 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:18:22,888 INFO L87 Difference]: Start difference. First operand 124 states and 180 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:18:23,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:18:23,073 INFO L93 Difference]: Finished difference Result 247 states and 360 transitions. [2024-11-27 23:18:23,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:18:23,075 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-27 23:18:23,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:18:23,077 INFO L225 Difference]: With dead ends: 247 [2024-11-27 23:18:23,077 INFO L226 Difference]: Without dead ends: 126 [2024-11-27 23:18:23,078 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:18:23,082 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 0 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:18:23,082 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 523 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:18:23,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-27 23:18:23,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2024-11-27 23:18:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 107 states have (on average 1.3831775700934579) internal successors, (148), 107 states have internal predecessors, (148), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:18:23,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 182 transitions. [2024-11-27 23:18:23,102 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 182 transitions. Word has length 149 [2024-11-27 23:18:23,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:18:23,107 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 182 transitions. [2024-11-27 23:18:23,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:18:23,108 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 182 transitions. [2024-11-27 23:18:23,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-27 23:18:23,110 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:18:23,110 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:18:23,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-27 23:18:23,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:23,311 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:18:23,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:18:23,311 INFO L85 PathProgramCache]: Analyzing trace with hash 746842663, now seen corresponding path program 1 times [2024-11-27 23:18:23,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:18:23,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1843159216] [2024-11-27 23:18:23,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:18:23,313 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:23,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:18:23,316 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:18:23,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-27 23:18:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:18:24,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 23:18:24,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:18:25,049 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:18:25,049 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:18:25,049 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:18:25,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1843159216] [2024-11-27 23:18:25,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1843159216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:18:25,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:18:25,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 23:18:25,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148658891] [2024-11-27 23:18:25,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:18:25,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 23:18:25,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:18:25,051 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 23:18:25,052 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:18:25,052 INFO L87 Difference]: Start difference. First operand 126 states and 182 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:18:25,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:18:25,462 INFO L93 Difference]: Finished difference Result 256 states and 371 transitions. [2024-11-27 23:18:25,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 23:18:25,462 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 151 [2024-11-27 23:18:25,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:18:25,464 INFO L225 Difference]: With dead ends: 256 [2024-11-27 23:18:25,464 INFO L226 Difference]: Without dead ends: 133 [2024-11-27 23:18:25,465 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:18:25,466 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 1 mSDsluCounter, 671 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 844 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:18:25,466 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 844 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 23:18:25,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2024-11-27 23:18:25,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 132. [2024-11-27 23:18:25,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 113 states have (on average 1.3628318584070795) internal successors, (154), 113 states have internal predecessors, (154), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:18:25,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 188 transitions. [2024-11-27 23:18:25,477 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 188 transitions. Word has length 151 [2024-11-27 23:18:25,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:18:25,478 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 188 transitions. [2024-11-27 23:18:25,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:18:25,478 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 188 transitions. [2024-11-27 23:18:25,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-27 23:18:25,480 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:18:25,480 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:18:25,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-27 23:18:25,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:25,681 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:18:25,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:18:25,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1426901033, now seen corresponding path program 1 times [2024-11-27 23:18:25,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:18:25,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1348701220] [2024-11-27 23:18:25,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:18:25,683 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:25,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:18:25,686 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:18:25,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-27 23:18:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:18:27,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:18:27,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:18:27,510 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:18:27,511 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:18:27,511 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:18:27,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1348701220] [2024-11-27 23:18:27,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1348701220] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:18:27,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:18:27,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-27 23:18:27,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238240354] [2024-11-27 23:18:27,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:18:27,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 23:18:27,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:18:27,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 23:18:27,515 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:18:27,515 INFO L87 Difference]: Start difference. First operand 132 states and 188 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:18:28,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:18:28,097 INFO L93 Difference]: Finished difference Result 264 states and 377 transitions. [2024-11-27 23:18:28,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:18:28,098 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 151 [2024-11-27 23:18:28,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:18:28,099 INFO L225 Difference]: With dead ends: 264 [2024-11-27 23:18:28,100 INFO L226 Difference]: Without dead ends: 135 [2024-11-27 23:18:28,104 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:18:28,104 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 1 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1001 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:18:28,105 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1001 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 23:18:28,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2024-11-27 23:18:28,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 134. [2024-11-27 23:18:28,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 115 states have (on average 1.3565217391304347) internal successors, (156), 115 states have internal predecessors, (156), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:18:28,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 190 transitions. [2024-11-27 23:18:28,115 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 190 transitions. Word has length 151 [2024-11-27 23:18:28,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:18:28,115 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 190 transitions. [2024-11-27 23:18:28,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:18:28,116 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 190 transitions. [2024-11-27 23:18:28,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-27 23:18:28,118 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:18:28,118 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:18:28,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-27 23:18:28,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:28,319 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:18:28,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:18:28,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1093058901, now seen corresponding path program 1 times [2024-11-27 23:18:28,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:18:28,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [940292182] [2024-11-27 23:18:28,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:18:28,320 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:28,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:18:28,321 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:18:28,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-27 23:18:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:18:29,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-27 23:18:29,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:18:30,321 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:18:30,321 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:18:30,321 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:18:30,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [940292182] [2024-11-27 23:18:30,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [940292182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:18:30,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:18:30,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-27 23:18:30,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311761806] [2024-11-27 23:18:30,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:18:30,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 23:18:30,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:18:30,324 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 23:18:30,324 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:18:30,324 INFO L87 Difference]: Start difference. First operand 134 states and 190 transitions. Second operand has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:18:31,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:18:31,576 INFO L93 Difference]: Finished difference Result 268 states and 381 transitions. [2024-11-27 23:18:31,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 23:18:31,577 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 151 [2024-11-27 23:18:31,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:18:31,579 INFO L225 Difference]: With dead ends: 268 [2024-11-27 23:18:31,579 INFO L226 Difference]: Without dead ends: 137 [2024-11-27 23:18:31,580 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:18:31,581 INFO L435 NwaCegarLoop]: 169 mSDtfsCounter, 1 mSDsluCounter, 991 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1160 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:18:31,581 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1160 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-27 23:18:31,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2024-11-27 23:18:31,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 136. [2024-11-27 23:18:31,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 117 states have (on average 1.3504273504273505) internal successors, (158), 117 states have internal predecessors, (158), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:18:31,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 192 transitions. [2024-11-27 23:18:31,592 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 192 transitions. Word has length 151 [2024-11-27 23:18:31,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:18:31,593 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 192 transitions. [2024-11-27 23:18:31,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:18:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 192 transitions. [2024-11-27 23:18:31,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-27 23:18:31,596 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:18:31,596 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:18:31,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-27 23:18:31,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:31,797 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:18:31,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:18:31,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1091211859, now seen corresponding path program 1 times [2024-11-27 23:18:31,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:18:31,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344504677] [2024-11-27 23:18:31,798 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:18:31,798 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:18:31,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:18:31,802 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:18:31,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-27 23:18:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:18:33,301 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 23:18:33,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:18:34,232 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:18:34,233 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 173 treesize of output 65 [2024-11-27 23:18:34,424 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-27 23:18:34,424 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:18:34,424 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:18:34,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344504677] [2024-11-27 23:18:34,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1344504677] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:18:34,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:18:34,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:18:34,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634919051] [2024-11-27 23:18:34,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:18:34,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 23:18:34,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:18:34,426 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 23:18:34,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:18:34,426 INFO L87 Difference]: Start difference. First operand 136 states and 192 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-27 23:18:39,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:18:43,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:18:47,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:18:51,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:18:56,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:00,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:04,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:08,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:13,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:16,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:20,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:22,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:27,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:31,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:35,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:39,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:43,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:47,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:51,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:55,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:19:57,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:19:57,969 INFO L93 Difference]: Finished difference Result 270 states and 382 transitions. [2024-11-27 23:19:57,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:19:57,977 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 151 [2024-11-27 23:19:57,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:19:57,978 INFO L225 Difference]: With dead ends: 270 [2024-11-27 23:19:57,978 INFO L226 Difference]: Without dead ends: 137 [2024-11-27 23:19:57,979 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-27 23:19:57,979 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 154 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 1 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 82.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 513 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 83.3s IncrementalHoareTripleChecker+Time [2024-11-27 23:19:57,980 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 513 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 185 Invalid, 16 Unknown, 0 Unchecked, 83.3s Time] [2024-11-27 23:19:57,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2024-11-27 23:19:57,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 136. [2024-11-27 23:19:57,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 117 states have (on average 1.3418803418803418) internal successors, (157), 117 states have internal predecessors, (157), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:19:57,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 191 transitions. [2024-11-27 23:19:57,989 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 191 transitions. Word has length 151 [2024-11-27 23:19:57,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:19:57,990 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 191 transitions. [2024-11-27 23:19:57,990 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-27 23:19:57,990 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 191 transitions. [2024-11-27 23:19:57,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-27 23:19:57,992 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:19:57,992 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:19:58,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2024-11-27 23:19:58,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:19:58,193 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:19:58,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:19:58,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1697986855, now seen corresponding path program 1 times [2024-11-27 23:19:58,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:19:58,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [399408541] [2024-11-27 23:19:58,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:19:58,194 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:19:58,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:19:58,195 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:19:58,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-27 23:19:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:19:59,639 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 23:19:59,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:20:00,618 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:20:00,618 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 173 treesize of output 65 [2024-11-27 23:20:00,775 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-27 23:20:00,775 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:20:00,775 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:20:00,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [399408541] [2024-11-27 23:20:00,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [399408541] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:20:00,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:20:00,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:20:00,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022763117] [2024-11-27 23:20:00,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:20:00,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 23:20:00,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:20:00,777 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 23:20:00,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:20:00,778 INFO L87 Difference]: Start difference. First operand 136 states and 191 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-27 23:20:06,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:10,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:14,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:18,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:22,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:26,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:30,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:34,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:39,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:41,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:46,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:50,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:54,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:20:55,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:00,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:04,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:08,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:12,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:16,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:20,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:24,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:28,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:30,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:21:30,867 INFO L93 Difference]: Finished difference Result 270 states and 380 transitions. [2024-11-27 23:21:30,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:21:30,875 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 153 [2024-11-27 23:21:30,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:21:30,876 INFO L225 Difference]: With dead ends: 270 [2024-11-27 23:21:30,876 INFO L226 Difference]: Without dead ends: 137 [2024-11-27 23:21:30,876 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-27 23:21:30,877 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 145 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 1 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 89.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 89.9s IncrementalHoareTripleChecker+Time [2024-11-27 23:21:30,877 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 509 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 182 Invalid, 19 Unknown, 0 Unchecked, 89.9s Time] [2024-11-27 23:21:30,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2024-11-27 23:21:30,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 136. [2024-11-27 23:21:30,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 117 states have (on average 1.3333333333333333) internal successors, (156), 117 states have internal predecessors, (156), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:21:30,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 190 transitions. [2024-11-27 23:21:30,886 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 190 transitions. Word has length 153 [2024-11-27 23:21:30,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:21:30,887 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 190 transitions. [2024-11-27 23:21:30,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-27 23:21:30,887 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2024-11-27 23:21:30,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-27 23:21:30,889 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:21:30,889 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:21:30,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-27 23:21:31,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:21:31,090 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:21:31,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:21:31,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1009070611, now seen corresponding path program 1 times [2024-11-27 23:21:31,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:21:31,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1702325609] [2024-11-27 23:21:31,091 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:21:31,091 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:21:31,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:21:31,093 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:21:31,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-27 23:21:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:21:32,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 23:21:32,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:21:33,773 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:21:33,773 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 173 treesize of output 65 [2024-11-27 23:21:33,923 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-27 23:21:33,923 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:21:33,924 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:21:33,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1702325609] [2024-11-27 23:21:33,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1702325609] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:21:33,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:21:33,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:21:33,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063783381] [2024-11-27 23:21:33,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:21:33,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 23:21:33,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:21:33,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 23:21:33,926 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:21:33,926 INFO L87 Difference]: Start difference. First operand 136 states and 190 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-27 23:21:39,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:43,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:47,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:51,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:55,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:21:59,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:03,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:07,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:10,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:15,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:19,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:21,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:23,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:24,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:27,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:31,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:35,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:39,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:43,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:47,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:51,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:55,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:22:58,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:23:00,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:23:00,703 INFO L93 Difference]: Finished difference Result 270 states and 378 transitions. [2024-11-27 23:23:00,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:23:00,712 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 155 [2024-11-27 23:23:00,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:23:00,713 INFO L225 Difference]: With dead ends: 270 [2024-11-27 23:23:00,713 INFO L226 Difference]: Without dead ends: 137 [2024-11-27 23:23:00,713 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-27 23:23:00,714 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 135 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 1 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 85.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 86.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:23:00,714 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 505 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 184 Invalid, 17 Unknown, 0 Unchecked, 86.6s Time] [2024-11-27 23:23:00,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2024-11-27 23:23:00,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 136. [2024-11-27 23:23:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 117 states have (on average 1.3247863247863247) internal successors, (155), 117 states have internal predecessors, (155), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:23:00,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 189 transitions. [2024-11-27 23:23:00,722 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 189 transitions. Word has length 155 [2024-11-27 23:23:00,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:23:00,723 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 189 transitions. [2024-11-27 23:23:00,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-27 23:23:00,723 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 189 transitions. [2024-11-27 23:23:00,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-27 23:23:00,725 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:23:00,725 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:23:00,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-27 23:23:00,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:23:00,926 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:23:00,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:23:00,926 INFO L85 PathProgramCache]: Analyzing trace with hash 433723625, now seen corresponding path program 1 times [2024-11-27 23:23:00,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:23:00,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [268854783] [2024-11-27 23:23:00,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:23:00,927 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:23:00,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:23:00,930 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:23:00,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-27 23:23:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:23:02,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 23:23:02,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:23:02,615 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-27 23:23:02,616 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:23:02,616 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:23:02,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [268854783] [2024-11-27 23:23:02,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [268854783] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:23:02,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:23:02,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 23:23:02,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521881950] [2024-11-27 23:23:02,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:23:02,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 23:23:02,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:23:02,618 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 23:23:02,618 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:23:02,619 INFO L87 Difference]: Start difference. First operand 136 states and 189 transitions. Second operand has 6 states, 5 states have (on average 16.2) internal successors, (81), 6 states have internal predecessors, (81), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-27 23:23:03,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:23:03,687 INFO L93 Difference]: Finished difference Result 273 states and 380 transitions. [2024-11-27 23:23:03,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:23:03,687 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.2) internal successors, (81), 6 states have internal predecessors, (81), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) Word has length 157 [2024-11-27 23:23:03,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:23:03,690 INFO L225 Difference]: With dead ends: 273 [2024-11-27 23:23:03,690 INFO L226 Difference]: Without dead ends: 138 [2024-11-27 23:23:03,691 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:23:03,693 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 1 mSDsluCounter, 582 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:23:03,694 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 739 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-27 23:23:03,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-27 23:23:03,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 136. [2024-11-27 23:23:03,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 117 states have (on average 1.3162393162393162) internal successors, (154), 117 states have internal predecessors, (154), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:23:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 188 transitions. [2024-11-27 23:23:03,709 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 188 transitions. Word has length 157 [2024-11-27 23:23:03,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:23:03,710 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 188 transitions. [2024-11-27 23:23:03,710 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.2) internal successors, (81), 6 states have internal predecessors, (81), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-27 23:23:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 188 transitions. [2024-11-27 23:23:03,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-27 23:23:03,713 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:23:03,713 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:23:03,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-27 23:23:03,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:23:03,914 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:23:03,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:23:03,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1920661657, now seen corresponding path program 1 times [2024-11-27 23:23:03,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:23:03,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2016867192] [2024-11-27 23:23:03,915 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:23:03,915 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:23:03,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:23:03,916 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:23:03,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-27 23:23:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:23:05,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 23:23:05,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:23:05,676 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:23:05,677 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 103 treesize of output 31 [2024-11-27 23:23:05,781 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:23:05,781 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:23:05,781 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:23:05,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2016867192] [2024-11-27 23:23:05,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2016867192] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:23:05,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:23:05,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:23:05,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595879588] [2024-11-27 23:23:05,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:23:05,782 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:23:05,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:23:05,782 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:23:05,782 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:23:05,782 INFO L87 Difference]: Start difference. First operand 136 states and 188 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:23:09,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:23:12,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:23:12,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:23:12,545 INFO L93 Difference]: Finished difference Result 269 states and 373 transitions. [2024-11-27 23:23:12,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:23:12,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 157 [2024-11-27 23:23:12,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:23:12,549 INFO L225 Difference]: With dead ends: 269 [2024-11-27 23:23:12,549 INFO L226 Difference]: Without dead ends: 136 [2024-11-27 23:23:12,549 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:23:12,553 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 0 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:23:12,554 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 343 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2024-11-27 23:23:12,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-27 23:23:12,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2024-11-27 23:23:12,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 117 states have (on average 1.3076923076923077) internal successors, (153), 117 states have internal predecessors, (153), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:23:12,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 187 transitions. [2024-11-27 23:23:12,562 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 187 transitions. Word has length 157 [2024-11-27 23:23:12,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:23:12,563 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 187 transitions. [2024-11-27 23:23:12,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:23:12,564 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 187 transitions. [2024-11-27 23:23:12,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-27 23:23:12,565 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:23:12,565 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:23:12,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-11-27 23:23:12,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:23:12,766 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:23:12,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:23:12,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1780113047, now seen corresponding path program 1 times [2024-11-27 23:23:12,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:23:12,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1019397129] [2024-11-27 23:23:12,768 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:23:12,769 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:23:12,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:23:12,770 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:23:12,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-27 23:23:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:23:14,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 23:23:14,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:23:14,635 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:23:14,635 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 103 treesize of output 31 [2024-11-27 23:23:14,757 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:23:14,758 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:23:14,758 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:23:14,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1019397129] [2024-11-27 23:23:14,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1019397129] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:23:14,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:23:14,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:23:14,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357189246] [2024-11-27 23:23:14,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:23:14,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:23:14,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:23:14,760 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:23:14,760 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:23:14,760 INFO L87 Difference]: Start difference. First operand 136 states and 187 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:23:14,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:23:14,833 INFO L93 Difference]: Finished difference Result 269 states and 371 transitions. [2024-11-27 23:23:14,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:23:14,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 157 [2024-11-27 23:23:14,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:23:14,835 INFO L225 Difference]: With dead ends: 269 [2024-11-27 23:23:14,835 INFO L226 Difference]: Without dead ends: 136 [2024-11-27 23:23:14,835 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:23:14,836 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 0 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:23:14,836 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 343 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:23:14,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-27 23:23:14,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2024-11-27 23:23:14,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 117 states have (on average 1.2991452991452992) internal successors, (152), 117 states have internal predecessors, (152), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-27 23:23:14,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 186 transitions. [2024-11-27 23:23:14,844 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 186 transitions. Word has length 157 [2024-11-27 23:23:14,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:23:14,845 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 186 transitions. [2024-11-27 23:23:14,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-27 23:23:14,845 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 186 transitions. [2024-11-27 23:23:14,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-27 23:23:14,846 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:23:14,846 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:23:14,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2024-11-27 23:23:15,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:23:15,047 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:23:15,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:23:15,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1357411221, now seen corresponding path program 1 times [2024-11-27 23:23:15,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:23:15,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [783329427] [2024-11-27 23:23:15,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:23:15,048 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:23:15,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:23:15,050 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 23:23:15,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b930c836-118e-4044-9b85-a49955ba65ac/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process