./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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 01b344b80610fab95e1652fe577b57a873b3d99d4d44bb78edbb7fd6575ad057 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:01:27,793 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:01:27,900 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:01:27,910 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:01:27,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:01:27,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:01:27,959 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:01:27,959 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:01:27,960 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:01:27,961 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:01:27,962 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:01:27,962 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:01:27,962 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:01:27,963 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:01:27,963 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:01:27,963 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:01:27,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:01:27,964 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:01:27,964 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:01:27,964 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:01:27,964 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:01:27,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:01:27,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:01:27,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:01:27,965 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:01:27,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:01:27,965 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:01:27,965 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:01:27,965 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:01:27,965 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:01:27,965 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:01:27,966 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:01:27,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:27,967 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:01:27,967 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:01:27,967 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:01:27,967 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:01:27,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:27,968 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:01:27,968 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:01:27,968 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:01:27,968 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:01:27,968 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:01:27,968 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:01:27,969 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:01:27,969 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:01:27,969 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:01:27,969 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:01:27,969 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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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 -> 01b344b80610fab95e1652fe577b57a873b3d99d4d44bb78edbb7fd6575ad057 [2024-11-28 03:01:28,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:01:28,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:01:28,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:01:28,292 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:01:28,293 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:01:28,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i [2024-11-28 03:01:31,416 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/data/dc8ff6b40/df6c6f0e1c874e929bad9677ee849738/FLAGdc92f4d8f [2024-11-28 03:01:31,662 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:01:31,663 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i [2024-11-28 03:01:31,676 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/data/dc8ff6b40/df6c6f0e1c874e929bad9677ee849738/FLAGdc92f4d8f [2024-11-28 03:01:31,691 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/data/dc8ff6b40/df6c6f0e1c874e929bad9677ee849738 [2024-11-28 03:01:31,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:01:31,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:01:31,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:01:31,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:01:31,702 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:01:31,703 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:31" (1/1) ... [2024-11-28 03:01:31,704 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@379a6417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:31, skipping insertion in model container [2024-11-28 03:01:31,704 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:31" (1/1) ... [2024-11-28 03:01:31,724 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:01:31,872 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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i[916,929] [2024-11-28 03:01:31,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:01:31,975 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:01:31,986 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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i[916,929] [2024-11-28 03:01:32,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:01:32,073 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:01:32,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32 WrapperNode [2024-11-28 03:01:32,074 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:01:32,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:01:32,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:01:32,076 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:01:32,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,199 INFO L138 Inliner]: procedures = 29, calls = 193, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 572 [2024-11-28 03:01:32,199 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:01:32,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:01:32,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:01:32,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:01:32,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,231 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,276 INFO L175 MemorySlicer]: Split 150 memory accesses to 8 slices as follows [2, 45, 45, 11, 7, 6, 28, 6]. 30 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [2, 7, 4, 2, 1, 1, 2, 1]. The 20 writes are split as follows [0, 8, 5, 2, 1, 1, 2, 1]. [2024-11-28 03:01:32,276 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,318 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,324 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,352 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:01:32,353 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:01:32,353 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:01:32,354 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:01:32,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (1/1) ... [2024-11-28 03:01:32,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:32,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:01:32,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:01:32,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:01:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:01:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-28 03:01:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-28 03:01:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-28 03:01:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-28 03:01:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-28 03:01:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-28 03:01:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-28 03:01:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-11-28 03:01:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:01:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:01:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:01:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:01:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:01:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:01:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:01:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 03:01:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-28 03:01:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-28 03:01:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-28 03:01:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-28 03:01:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-28 03:01:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-28 03:01:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-28 03:01:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-11-28 03:01:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:01:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:01:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:01:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:01:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:01:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:01:32,456 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:01:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:01:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:01:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:01:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:01:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:01:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:01:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 03:01:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:01:32,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:01:32,720 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:01:32,723 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:01:33,529 INFO L? ?]: Removed 133 outVars from TransFormulas that were not future-live. [2024-11-28 03:01:33,530 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:01:33,550 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:01:33,551 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:01:33,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:33 BoogieIcfgContainer [2024-11-28 03:01:33,551 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:01:33,556 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:01:33,556 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:01:33,563 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:01:33,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:01:31" (1/3) ... [2024-11-28 03:01:33,564 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34464044 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:01:33, skipping insertion in model container [2024-11-28 03:01:33,564 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:32" (2/3) ... [2024-11-28 03:01:33,564 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34464044 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:01:33, skipping insertion in model container [2024-11-28 03:01:33,565 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:33" (3/3) ... [2024-11-28 03:01:33,567 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-45.i [2024-11-28 03:01:33,585 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:01:33,587 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-45.i that has 2 procedures, 140 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:01:33,673 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:01:33,692 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;@2824a49b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:01:33,692 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:01:33,698 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 113 states have internal predecessors, (156), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:01:33,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-28 03:01:33,721 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:33,722 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:33,723 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:33,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:33,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1163415500, now seen corresponding path program 1 times [2024-11-28 03:01:33,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:33,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937716772] [2024-11-28 03:01:33,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:33,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:34,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-28 03:01:34,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:34,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937716772] [2024-11-28 03:01:34,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937716772] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:01:34,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1517157946] [2024-11-28 03:01:34,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:34,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:01:34,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:01:34,248 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:01:34,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:01:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:34,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:01:34,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:34,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-28 03:01:34,750 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:01:34,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1517157946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:34,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:01:34,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 03:01:34,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542868212] [2024-11-28 03:01:34,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:34,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:01:34,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:34,787 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:01:34,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:01:34,790 INFO L87 Difference]: Start difference. First operand has 140 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 113 states have internal predecessors, (156), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:01:34,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:34,840 INFO L93 Difference]: Finished difference Result 273 states and 431 transitions. [2024-11-28 03:01:34,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:01:34,842 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 189 [2024-11-28 03:01:34,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:34,849 INFO L225 Difference]: With dead ends: 273 [2024-11-28 03:01:34,850 INFO L226 Difference]: Without dead ends: 136 [2024-11-28 03:01:34,854 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:01:34,857 INFO L435 NwaCegarLoop]: 199 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, 199 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:34,858 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:01:34,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-28 03:01:34,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2024-11-28 03:01:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 109 states have (on average 1.3669724770642202) internal successors, (149), 109 states have internal predecessors, (149), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:01:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 199 transitions. [2024-11-28 03:01:34,917 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 199 transitions. Word has length 189 [2024-11-28 03:01:34,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:34,918 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 199 transitions. [2024-11-28 03:01:34,918 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:01:34,918 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 199 transitions. [2024-11-28 03:01:34,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-28 03:01:34,925 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:34,925 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:34,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 03:01:35,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 03:01:35,128 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:35,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:35,133 INFO L85 PathProgramCache]: Analyzing trace with hash -375757366, now seen corresponding path program 1 times [2024-11-28 03:01:35,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:35,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737582337] [2024-11-28 03:01:35,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:35,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:35,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 03:01:35,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:35,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737582337] [2024-11-28 03:01:35,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737582337] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:35,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:35,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:35,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551030710] [2024-11-28 03:01:35,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:35,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:35,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:35,785 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:35,785 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:35,786 INFO L87 Difference]: Start difference. First operand 136 states and 199 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:01:35,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:35,864 INFO L93 Difference]: Finished difference Result 271 states and 398 transitions. [2024-11-28 03:01:35,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:35,867 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), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 189 [2024-11-28 03:01:35,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:35,869 INFO L225 Difference]: With dead ends: 271 [2024-11-28 03:01:35,869 INFO L226 Difference]: Without dead ends: 138 [2024-11-28 03:01:35,870 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:35,871 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 0 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:35,871 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 580 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:01:35,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-28 03:01:35,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-28 03:01:35,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 111 states have (on average 1.3603603603603605) internal successors, (151), 111 states have internal predecessors, (151), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:01:35,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 201 transitions. [2024-11-28 03:01:35,904 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 201 transitions. Word has length 189 [2024-11-28 03:01:35,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:35,905 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 201 transitions. [2024-11-28 03:01:35,909 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), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:01:35,910 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 201 transitions. [2024-11-28 03:01:35,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-28 03:01:35,917 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:35,917 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:35,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:01:35,918 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:35,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:35,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1243217548, now seen corresponding path program 1 times [2024-11-28 03:01:35,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:35,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78985862] [2024-11-28 03:01:35,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:35,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:37,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 03:01:37,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:37,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78985862] [2024-11-28 03:01:37,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78985862] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:37,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:37,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:37,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649094345] [2024-11-28 03:01:37,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:37,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:37,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:37,796 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:37,797 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:37,797 INFO L87 Difference]: Start difference. First operand 138 states and 201 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, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:01:38,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:38,021 INFO L93 Difference]: Finished difference Result 408 states and 597 transitions. [2024-11-28 03:01:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:38,022 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, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 189 [2024-11-28 03:01:38,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:38,025 INFO L225 Difference]: With dead ends: 408 [2024-11-28 03:01:38,026 INFO L226 Difference]: Without dead ends: 273 [2024-11-28 03:01:38,027 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:38,028 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 122 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:38,028 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 496 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:01:38,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2024-11-28 03:01:38,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 260. [2024-11-28 03:01:38,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 207 states have (on average 1.3526570048309179) internal successors, (280), 207 states have internal predecessors, (280), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-28 03:01:38,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 380 transitions. [2024-11-28 03:01:38,061 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 380 transitions. Word has length 189 [2024-11-28 03:01:38,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:38,062 INFO L471 AbstractCegarLoop]: Abstraction has 260 states and 380 transitions. [2024-11-28 03:01:38,062 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, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:01:38,062 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 380 transitions. [2024-11-28 03:01:38,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-28 03:01:38,065 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:38,065 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:38,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:01:38,066 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:38,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:38,066 INFO L85 PathProgramCache]: Analyzing trace with hash 41559953, now seen corresponding path program 1 times [2024-11-28 03:01:38,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:38,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307899732] [2024-11-28 03:01:38,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:38,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:39,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 03:01:39,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:39,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307899732] [2024-11-28 03:01:39,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307899732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:39,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:39,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:39,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559477032] [2024-11-28 03:01:39,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:39,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:39,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:39,304 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:39,305 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:39,305 INFO L87 Difference]: Start difference. First operand 260 states and 380 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:01:39,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:39,664 INFO L93 Difference]: Finished difference Result 774 states and 1134 transitions. [2024-11-28 03:01:39,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:01:39,664 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 191 [2024-11-28 03:01:39,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:39,672 INFO L225 Difference]: With dead ends: 774 [2024-11-28 03:01:39,672 INFO L226 Difference]: Without dead ends: 517 [2024-11-28 03:01:39,673 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:01:39,674 INFO L435 NwaCegarLoop]: 187 mSDtfsCounter, 119 mSDsluCounter, 499 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 686 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:39,678 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 686 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:01:39,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2024-11-28 03:01:39,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 515. [2024-11-28 03:01:39,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 410 states have (on average 1.351219512195122) internal successors, (554), 410 states have internal predecessors, (554), 100 states have call successors, (100), 4 states have call predecessors, (100), 4 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-28 03:01:39,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 754 transitions. [2024-11-28 03:01:39,757 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 754 transitions. Word has length 191 [2024-11-28 03:01:39,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:39,758 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 754 transitions. [2024-11-28 03:01:39,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:01:39,759 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 754 transitions. [2024-11-28 03:01:39,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-28 03:01:39,761 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:39,762 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:39,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:01:39,762 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:39,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:39,763 INFO L85 PathProgramCache]: Analyzing trace with hash 299725391, now seen corresponding path program 1 times [2024-11-28 03:01:39,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:39,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14460055] [2024-11-28 03:01:39,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:39,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:40,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 03:01:40,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:40,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14460055] [2024-11-28 03:01:40,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14460055] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:40,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:40,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:40,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017299277] [2024-11-28 03:01:40,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:40,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:40,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:40,649 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:40,649 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:40,649 INFO L87 Difference]: Start difference. First operand 515 states and 754 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:01:40,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:40,824 INFO L93 Difference]: Finished difference Result 1029 states and 1506 transitions. [2024-11-28 03:01:40,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:40,825 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 191 [2024-11-28 03:01:40,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:40,831 INFO L225 Difference]: With dead ends: 1029 [2024-11-28 03:01:40,831 INFO L226 Difference]: Without dead ends: 517 [2024-11-28 03:01:40,833 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:40,834 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 127 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:40,834 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 555 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:01:40,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2024-11-28 03:01:40,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 515. [2024-11-28 03:01:40,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 410 states have (on average 1.3463414634146342) internal successors, (552), 410 states have internal predecessors, (552), 100 states have call successors, (100), 4 states have call predecessors, (100), 4 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-28 03:01:40,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 752 transitions. [2024-11-28 03:01:40,893 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 752 transitions. Word has length 191 [2024-11-28 03:01:40,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:40,894 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 752 transitions. [2024-11-28 03:01:40,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:01:40,895 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 752 transitions. [2024-11-28 03:01:40,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-28 03:01:40,898 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:40,898 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:40,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:01:40,899 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:40,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:40,900 INFO L85 PathProgramCache]: Analyzing trace with hash 722427217, now seen corresponding path program 1 times [2024-11-28 03:01:40,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:40,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868952892] [2024-11-28 03:01:40,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:40,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:41,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 03:01:41,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:41,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868952892] [2024-11-28 03:01:41,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868952892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:41,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:41,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:41,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018449486] [2024-11-28 03:01:41,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:41,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:41,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:41,607 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:41,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:41,608 INFO L87 Difference]: Start difference. First operand 515 states and 752 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:01:41,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:41,688 INFO L93 Difference]: Finished difference Result 873 states and 1277 transitions. [2024-11-28 03:01:41,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:41,689 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 191 [2024-11-28 03:01:41,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:41,694 INFO L225 Difference]: With dead ends: 873 [2024-11-28 03:01:41,696 INFO L226 Difference]: Without dead ends: 361 [2024-11-28 03:01:41,698 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:41,698 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:41,703 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 567 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:01:41,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2024-11-28 03:01:41,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 271. [2024-11-28 03:01:41,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 218 states have (on average 1.348623853211009) internal successors, (294), 218 states have internal predecessors, (294), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-28 03:01:41,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 394 transitions. [2024-11-28 03:01:41,738 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 394 transitions. Word has length 191 [2024-11-28 03:01:41,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:41,739 INFO L471 AbstractCegarLoop]: Abstraction has 271 states and 394 transitions. [2024-11-28 03:01:41,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:01:41,739 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 394 transitions. [2024-11-28 03:01:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-28 03:01:41,742 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:41,742 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:41,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:01:41,742 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:41,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:41,743 INFO L85 PathProgramCache]: Analyzing trace with hash -67232148, now seen corresponding path program 1 times [2024-11-28 03:01:41,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:41,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214960880] [2024-11-28 03:01:41,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:41,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:42,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 03:01:42,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:42,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214960880] [2024-11-28 03:01:42,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214960880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:42,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:42,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:42,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240442824] [2024-11-28 03:01:42,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:42,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:42,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:42,296 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:42,296 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:42,297 INFO L87 Difference]: Start difference. First operand 271 states and 394 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:01:42,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:42,579 INFO L93 Difference]: Finished difference Result 811 states and 1180 transitions. [2024-11-28 03:01:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:01:42,580 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 192 [2024-11-28 03:01:42,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:42,587 INFO L225 Difference]: With dead ends: 811 [2024-11-28 03:01:42,588 INFO L226 Difference]: Without dead ends: 543 [2024-11-28 03:01:42,589 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:01:42,591 INFO L435 NwaCegarLoop]: 216 mSDtfsCounter, 188 mSDsluCounter, 588 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 804 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:42,593 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 804 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:01:42,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2024-11-28 03:01:42,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 277. [2024-11-28 03:01:42,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 224 states have (on average 1.3392857142857142) internal successors, (300), 224 states have internal predecessors, (300), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-28 03:01:42,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 400 transitions. [2024-11-28 03:01:42,646 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 400 transitions. Word has length 192 [2024-11-28 03:01:42,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:42,647 INFO L471 AbstractCegarLoop]: Abstraction has 277 states and 400 transitions. [2024-11-28 03:01:42,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:01:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 400 transitions. [2024-11-28 03:01:42,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-28 03:01:42,653 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:42,653 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:42,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:01:42,653 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:42,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:42,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1655580050, now seen corresponding path program 1 times [2024-11-28 03:01:42,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:42,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455542724] [2024-11-28 03:01:42,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:42,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 03:01:42,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [71733289] [2024-11-28 03:01:42,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:42,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:01:42,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:01:42,875 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:01:42,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 03:01:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:01:43,533 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:01:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:01:44,445 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 03:01:44,445 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 03:01:44,446 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:01:44,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 03:01:44,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:01:44,653 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:44,829 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:01:44,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:01:44 BoogieIcfgContainer [2024-11-28 03:01:44,832 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:01:44,833 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:01:44,833 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:01:44,833 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:01:44,834 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:33" (3/4) ... [2024-11-28 03:01:44,837 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:01:44,837 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:01:44,840 INFO L158 Benchmark]: Toolchain (without parser) took 13142.97ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 91.6MB in the beginning and 111.1MB in the end (delta: -19.6MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. [2024-11-28 03:01:44,840 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:01:44,841 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.59ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 75.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:01:44,841 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.04ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 71.3MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:01:44,842 INFO L158 Benchmark]: Boogie Preprocessor took 151.76ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 66.2MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:01:44,842 INFO L158 Benchmark]: RCFGBuilder took 1197.89ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 78.9MB in the end (delta: -12.8MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2024-11-28 03:01:44,843 INFO L158 Benchmark]: TraceAbstraction took 11275.88ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 78.4MB in the beginning and 111.1MB in the end (delta: -32.8MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2024-11-28 03:01:44,843 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 226.5MB. Free memory was 111.1MB in the beginning and 111.1MB in the end (delta: 19.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:01:44,845 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.59ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 75.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.04ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 71.3MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 151.76ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 66.2MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1197.89ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 78.9MB in the end (delta: -12.8MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * TraceAbstraction took 11275.88ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 78.4MB in the beginning and 111.1MB in the end (delta: -32.8MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 226.5MB. Free memory was 111.1MB in the beginning and 111.1MB in the end (delta: 19.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 51, overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 86. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L25-L27] double double_Array_0[2][2] = { {255.6, 0.0}, {5.9, 999999.2} }; [L25-L27] double double_Array_0[2][2] = { {255.6, 0.0}, {5.9, 999999.2} }; [L25-L27] double double_Array_0[2][2] = { {255.6, 0.0}, {5.9, 999999.2} }; [L25-L27] double double_Array_0[2][2] = { {255.6, 0.0}, {5.9, 999999.2} }; [L25-L27] double double_Array_0[2][2] = { {255.6, 0.0}, {5.9, 999999.2} }; [L28-L30] float float_Array_0[2] = { 25.5, 0.0 }; [L28-L30] float float_Array_0[2] = { 25.5, 0.0 }; [L28-L30] float float_Array_0[2] = { 25.5, 0.0 }; [L31-L33] signed char signed_char_Array_0[1] = { -10 }; [L31-L33] signed char signed_char_Array_0[1] = { -10 }; [L34-L36] signed long int signed_long_int_Array_0[1] = { -2 }; [L34-L36] signed long int signed_long_int_Array_0[1] = { -2 }; [L37-L39] unsigned char unsigned_char_Array_0[2] = { 5, 64 }; [L37-L39] unsigned char unsigned_char_Array_0[2] = { 5, 64 }; [L37-L39] unsigned char unsigned_char_Array_0[2] = { 5, 64 }; [L40-L42] unsigned short int unsigned_short_int_Array_0[1] = { 5 }; [L40-L42] unsigned short int unsigned_short_int_Array_0[1] = { 5 }; [L43] unsigned char last_1_unsigned_char_Array_0_1_ = 64; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=0, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L115] isInitial = 1 [L116] FCALL initially() [L118] CALL updateLastVariables() [L108] EXPR unsigned_char_Array_0[1] [L108] last_1_unsigned_char_Array_0_1_ = unsigned_char_Array_0[1] [L118] RET updateLastVariables() [L119] CALL updateVariables() [L67] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L68] EXPR BOOL_unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L68] CALL assume_abort_if_not(BOOL_unsigned_char_Array_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L68] RET assume_abort_if_not(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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L69] EXPR BOOL_unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L69] CALL assume_abort_if_not(BOOL_unsigned_char_Array_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L69] RET assume_abort_if_not(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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L70] BOOL_unsigned_char_Array_0[2] = __VERIFIER_nondet_uchar() [L71] EXPR BOOL_unsigned_char_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[2] >= 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L71] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L72] EXPR BOOL_unsigned_char_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L72] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[2] <= 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L72] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[2] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L73] BOOL_unsigned_char_Array_0[3] = __VERIFIER_nondet_uchar() [L74] EXPR BOOL_unsigned_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[3] >= 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[3] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L75] EXPR BOOL_unsigned_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L75] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[3] <= 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L75] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[3] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L76] BOOL_unsigned_char_Array_0[4] = __VERIFIER_nondet_uchar() [L77] EXPR BOOL_unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[4] >= 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L78] EXPR BOOL_unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L78] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[4] <= 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L78] RET assume_abort_if_not(BOOL_unsigned_char_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L79] BOOL_unsigned_char_Array_0[5] = __VERIFIER_nondet_uchar() [L80] EXPR BOOL_unsigned_char_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L80] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[5] >= 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L80] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[5] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L81] EXPR BOOL_unsigned_char_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L81] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[5] <= 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L81] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[5] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L82] BOOL_unsigned_char_Array_0[6] = __VERIFIER_nondet_uchar() [L83] EXPR BOOL_unsigned_char_Array_0[6] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L83] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[6] >= 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L83] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[6] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L84] EXPR BOOL_unsigned_char_Array_0[6] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L84] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[6] <= 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L84] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[6] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L85] double_Array_0[0][0] = __VERIFIER_nondet_double() [L86] EXPR double_Array_0[0][0] [L86] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F [L86] EXPR double_Array_0[0][0] [L86] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] EXPR (double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854765600e+12F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] EXPR (double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854765600e+12F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] CALL assume_abort_if_not((double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854765600e+12F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] RET assume_abort_if_not((double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854765600e+12F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L87] double_Array_0[1][0] = __VERIFIER_nondet_double() [L88] EXPR double_Array_0[1][0] [L88] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F [L88] EXPR double_Array_0[1][0] [L88] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 4611686.018427382800e+12F && double_Array_0[1][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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 4611686.018427382800e+12F && double_Array_0[1][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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] CALL assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 4611686.018427382800e+12F && double_Array_0[1][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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] RET assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 4611686.018427382800e+12F && double_Array_0[1][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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L89] double_Array_0[0][1] = __VERIFIER_nondet_double() [L90] EXPR double_Array_0[0][1] [L90] EXPR double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] EXPR double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F [L90] EXPR double_Array_0[0][1] [L90] EXPR double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] EXPR (double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] EXPR (double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] CALL assume_abort_if_not((double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] RET assume_abort_if_not((double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L91] float_Array_0[1] = __VERIFIER_nondet_float() [L92] EXPR float_Array_0[1] [L92] EXPR float_Array_0[1] >= 4611686.018427382800e+12F && float_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] EXPR float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F [L92] EXPR float_Array_0[1] [L92] EXPR float_Array_0[1] >= 4611686.018427382800e+12F && float_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] EXPR (float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] EXPR (float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] CALL assume_abort_if_not((float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] RET assume_abort_if_not((float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L93] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L94] 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L94] CALL assume_abort_if_not(signed_char_Array_0[0] >= -128) 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L94] RET assume_abort_if_not(signed_char_Array_0[0] >= -128) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L95] 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L95] CALL assume_abort_if_not(signed_char_Array_0[0] <= 127) 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L95] RET assume_abort_if_not(signed_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L96] 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L96] CALL assume_abort_if_not(signed_char_Array_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L96] RET assume_abort_if_not(signed_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L97] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L98] EXPR signed_long_int_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L98] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L98] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L99] EXPR signed_long_int_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L99] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L99] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L100] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L101] EXPR unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L101] CALL assume_abort_if_not(unsigned_char_Array_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L101] RET assume_abort_if_not(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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L102] EXPR unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L102] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 254) 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L102] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L103] unsigned_short_int_Array_0[0] = __VERIFIER_nondet_ushort() [L104] EXPR unsigned_short_int_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L104] CALL assume_abort_if_not(unsigned_short_int_Array_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L104] RET assume_abort_if_not(unsigned_short_int_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L105] EXPR unsigned_short_int_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L105] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L105] RET assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L119] RET updateVariables() [L120] CALL step() [L47] EXPR unsigned_short_int_Array_0[0] [L47] EXPR signed_long_int_Array_0[0] [L47] 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L47] COND FALSE !(((unsigned_short_int_Array_0[0] + signed_long_int_Array_0[0]) / signed_char_Array_0[0]) != last_1_unsigned_char_Array_0_1_) [L50] EXPR unsigned_char_Array_0[1] [L50] EXPR unsigned_char_Array_0[1] [L50] EXPR unsigned_char_Array_0[1] [L50] EXPR unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L50] EXPR (((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1]) [L50] EXPR unsigned_char_Array_0[1] [L50] EXPR (((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L50] COND TRUE (unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1]))) [L51] EXPR double_Array_0[0][1] [L51] EXPR double_Array_0[1][0] [L51] EXPR double_Array_0[0][0] [L51] double_Array_0[1][1] = ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]) [L55] EXPR unsigned_char_Array_0[1] [L55] EXPR unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L55] COND TRUE unsigned_char_Array_0[1] == unsigned_char_Array_0[1] [L56] BOOL_unsigned_char_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L56] COND TRUE BOOL_unsigned_char_Array_0[2] [L57] EXPR BOOL_unsigned_char_Array_0[1] [L57] EXPR BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L57] EXPR BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5] [L57] EXPR BOOL_unsigned_char_Array_0[5] [L57] EXPR BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L57] BOOL_unsigned_char_Array_0[0] = (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]) [L62] BOOL_unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L62] COND FALSE !(BOOL_unsigned_char_Array_0[0]) [L120] RET step() [L121] CALL, EXPR property() [L111] EXPR unsigned_char_Array_0[1] [L111] EXPR unsigned_char_Array_0[1] [L111] EXPR unsigned_char_Array_0[1] [L111] EXPR unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR (((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1]) [L111] EXPR unsigned_char_Array_0[1] [L111] EXPR (((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR ((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0]))) [L111] EXPR double_Array_0[1][1] [L111] EXPR double_Array_0[0][1] [L111] EXPR double_Array_0[1][0] [L111] EXPR double_Array_0[0][0] [L111] EXPR ((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR (((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR (((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR ((((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1)) && ((unsigned_char_Array_0[1] == unsigned_char_Array_0[1]) ? (BOOL_unsigned_char_Array_0[2] ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (((double_Array_0[0][0] >= double_Array_0[1][1]) || BOOL_unsigned_char_Array_0[6]) && ((BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[3]) && BOOL_unsigned_char_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR ((((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1)) && ((unsigned_char_Array_0[1] == unsigned_char_Array_0[1]) ? (BOOL_unsigned_char_Array_0[2] ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (((double_Array_0[0][0] >= double_Array_0[1][1]) || BOOL_unsigned_char_Array_0[6]) && ((BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[3]) && BOOL_unsigned_char_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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR (((((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1)) && ((unsigned_char_Array_0[1] == unsigned_char_Array_0[1]) ? (BOOL_unsigned_char_Array_0[2] ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (((double_Array_0[0][0] >= double_Array_0[1][1]) || BOOL_unsigned_char_Array_0[6]) && ((BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[3]) && BOOL_unsigned_char_Array_0[4]))))) : 1)) && ((((unsigned_short_int_Array_0[0] + signed_long_int_Array_0[0]) / signed_char_Array_0[0]) != last_1_unsigned_char_Array_0_1_) ? (unsigned_char_Array_0[1] == ((unsigned char) 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR (((((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1)) && ((unsigned_char_Array_0[1] == unsigned_char_Array_0[1]) ? (BOOL_unsigned_char_Array_0[2] ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (((double_Array_0[0][0] >= double_Array_0[1][1]) || BOOL_unsigned_char_Array_0[6]) && ((BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[3]) && BOOL_unsigned_char_Array_0[4]))))) : 1)) && ((((unsigned_short_int_Array_0[0] + signed_long_int_Array_0[0]) / signed_char_Array_0[0]) != last_1_unsigned_char_Array_0_1_) ? (unsigned_char_Array_0[1] == ((unsigned char) 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111-L112] return (((((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1)) && ((unsigned_char_Array_0[1] == unsigned_char_Array_0[1]) ? (BOOL_unsigned_char_Array_0[2] ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (((double_Array_0[0][0] >= double_Array_0[1][1]) || BOOL_unsigned_char_Array_0[6]) && ((BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[3]) && BOOL_unsigned_char_Array_0[4]))))) : 1)) && ((((unsigned_short_int_Array_0[0] + signed_long_int_Array_0[0]) / signed_char_Array_0[0]) != last_1_unsigned_char_Array_0_1_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : 1) ; [L121] RET, EXPR property() [L121] 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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [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_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 140 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.0s, OverallIterations: 8, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 556 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 556 mSDsluCounter, 3887 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2538 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 416 IncrementalHoareTripleChecker+Invalid, 423 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 1349 mSDtfsCounter, 416 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 231 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=515occurred in iteration=4, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 373 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 1905 NumberOfCodeBlocks, 1905 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1513 ConstructedInterpolants, 0 QuantifiedInterpolants, 3200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 618 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 9552/9600 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 03:01:44,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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 01b344b80610fab95e1652fe577b57a873b3d99d4d44bb78edbb7fd6575ad057 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:01:47,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:01:47,722 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 03:01:47,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:01:47,729 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:01:47,755 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:01:47,756 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:01:47,756 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:01:47,756 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:01:47,756 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:01:47,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:01:47,757 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:01:47,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:01:47,757 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:01:47,757 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:01:47,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:01:47,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:01:47,758 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:01:47,758 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:01:47,758 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:01:47,759 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:01:47,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:01:47,759 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:01:47,759 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:01:47,759 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:01:47,759 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:01:47,759 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:01:47,760 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:01:47,760 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:01:47,760 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:01:47,760 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:01:47,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:01:47,761 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:01:47,761 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:01:47,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:47,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:01:47,761 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:01:47,761 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:01:47,761 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:01:47,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:47,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:01:47,762 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:01:47,762 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:01:47,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:01:47,762 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:01:47,763 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:01:47,763 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:01:47,763 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:01:47,763 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:01:47,763 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:01:47,763 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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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 -> 01b344b80610fab95e1652fe577b57a873b3d99d4d44bb78edbb7fd6575ad057 [2024-11-28 03:01:48,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:01:48,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:01:48,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:01:48,129 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:01:48,130 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:01:48,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i [2024-11-28 03:01:51,293 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/data/a1dc08d71/03060d142dfa4923bc31c46409e04ab7/FLAG9d8bb5fa4 [2024-11-28 03:01:51,552 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:01:51,552 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i [2024-11-28 03:01:51,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/data/a1dc08d71/03060d142dfa4923bc31c46409e04ab7/FLAG9d8bb5fa4 [2024-11-28 03:01:51,583 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/data/a1dc08d71/03060d142dfa4923bc31c46409e04ab7 [2024-11-28 03:01:51,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:01:51,587 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:01:51,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:01:51,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:01:51,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:01:51,595 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:51" (1/1) ... [2024-11-28 03:01:51,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fbb4e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:51, skipping insertion in model container [2024-11-28 03:01:51,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:51" (1/1) ... [2024-11-28 03:01:51,622 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:01:51,811 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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i[916,929] [2024-11-28 03:01:51,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:01:51,960 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:01:51,975 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_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i[916,929] [2024-11-28 03:01:52,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:01:52,085 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:01:52,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52 WrapperNode [2024-11-28 03:01:52,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:01:52,087 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:01:52,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:01:52,087 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:01:52,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,159 INFO L138 Inliner]: procedures = 39, calls = 193, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 570 [2024-11-28 03:01:52,159 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:01:52,160 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:01:52,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:01:52,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:01:52,173 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,182 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,208 INFO L175 MemorySlicer]: Split 150 memory accesses to 8 slices as follows [2, 45, 45, 11, 7, 6, 28, 6]. 30 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [2, 7, 4, 2, 1, 1, 2, 1]. The 20 writes are split as follows [0, 8, 5, 2, 1, 1, 2, 1]. [2024-11-28 03:01:52,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,255 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:01:52,307 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:01:52,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:01:52,308 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:01:52,309 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (1/1) ... [2024-11-28 03:01:52,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:52,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:01:52,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:01:52,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:01:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:01:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-28 03:01:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-28 03:01:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-28 03:01:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-28 03:01:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-28 03:01:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-28 03:01:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-28 03:01:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-28 03:01:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-28 03:01:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-28 03:01:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-28 03:01:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-28 03:01:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-28 03:01:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-28 03:01:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-28 03:01:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-28 03:01:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-28 03:01:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-28 03:01:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-28 03:01:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-28 03:01:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-28 03:01:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-28 03:01:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-28 03:01:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-28 03:01:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-28 03:01:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-28 03:01:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-28 03:01:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-28 03:01:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-28 03:01:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-28 03:01:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-28 03:01:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-28 03:01:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 03:01:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 03:01:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-28 03:01:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-28 03:01:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-28 03:01:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-28 03:01:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-28 03:01:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-28 03:01:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-28 03:01:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-28 03:01:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-28 03:01:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-28 03:01:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-28 03:01:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-28 03:01:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-28 03:01:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-28 03:01:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-28 03:01:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-28 03:01:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-28 03:01:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:01:52,429 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:01:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:01:52,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:01:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-28 03:01:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-28 03:01:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-28 03:01:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-28 03:01:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-28 03:01:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-28 03:01:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-28 03:01:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-28 03:01:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-28 03:01:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-28 03:01:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-28 03:01:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-28 03:01:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-28 03:01:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-28 03:01:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-28 03:01:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-28 03:01:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 03:01:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 03:01:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-28 03:01:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-28 03:01:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-28 03:01:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-28 03:01:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-28 03:01:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-28 03:01:52,770 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:01:52,772 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:02:01,174 INFO L? ?]: Removed 134 outVars from TransFormulas that were not future-live. [2024-11-28 03:02:01,175 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:02:01,191 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:02:01,192 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:02:01,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:02:01 BoogieIcfgContainer [2024-11-28 03:02:01,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:02:01,194 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:02:01,194 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:02:01,200 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:02:01,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:01:51" (1/3) ... [2024-11-28 03:02:01,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ee0d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:02:01, skipping insertion in model container [2024-11-28 03:02:01,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:52" (2/3) ... [2024-11-28 03:02:01,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ee0d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:02:01, skipping insertion in model container [2024-11-28 03:02:01,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:02:01" (3/3) ... [2024-11-28 03:02:01,203 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-45.i [2024-11-28 03:02:01,218 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:02:01,220 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-45.i that has 2 procedures, 140 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:02:01,296 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:02:01,315 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;@5d503079, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:02:01,315 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:02:01,320 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 113 states have internal predecessors, (156), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:01,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-28 03:02:01,345 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:01,346 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:01,346 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:01,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:01,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1163415500, now seen corresponding path program 1 times [2024-11-28 03:02:01,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:01,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [296326332] [2024-11-28 03:02:01,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:01,374 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:01,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:01,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:01,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 03:02:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:02,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:02:02,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:02,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-28 03:02:02,340 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:02,341 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:02,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [296326332] [2024-11-28 03:02:02,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [296326332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:02,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:02,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:02:02,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957858309] [2024-11-28 03:02:02,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:02,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:02:02,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:02,384 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:02:02,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:02:02,388 INFO L87 Difference]: Start difference. First operand has 140 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 113 states have internal predecessors, (156), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) 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, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:02,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:02,439 INFO L93 Difference]: Finished difference Result 273 states and 431 transitions. [2024-11-28 03:02:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:02:02,442 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, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 189 [2024-11-28 03:02:02,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:02,448 INFO L225 Difference]: With dead ends: 273 [2024-11-28 03:02:02,448 INFO L226 Difference]: Without dead ends: 136 [2024-11-28 03:02:02,452 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:02:02,455 INFO L435 NwaCegarLoop]: 199 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, 199 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:02,456 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:02,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-28 03:02:02,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2024-11-28 03:02:02,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 109 states have (on average 1.3669724770642202) internal successors, (149), 109 states have internal predecessors, (149), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 199 transitions. [2024-11-28 03:02:02,530 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 199 transitions. Word has length 189 [2024-11-28 03:02:02,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:02,531 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 199 transitions. [2024-11-28 03:02:02,531 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, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 199 transitions. [2024-11-28 03:02:02,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-28 03:02:02,539 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:02,540 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:02,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 03:02:02,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:02,744 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:02,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:02,745 INFO L85 PathProgramCache]: Analyzing trace with hash -375757366, now seen corresponding path program 1 times [2024-11-28 03:02:02,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:02,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1471251532] [2024-11-28 03:02:02,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:02,747 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:02,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:02,748 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:02,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 03:02:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:03,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 03:02:03,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 616 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-28 03:02:03,621 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:03,622 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:03,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1471251532] [2024-11-28 03:02:03,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1471251532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:03,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:03,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:03,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453763220] [2024-11-28 03:02:03,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:03,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:03,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:03,628 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:03,628 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:03,628 INFO L87 Difference]: Start difference. First operand 136 states and 199 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:03,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:03,787 INFO L93 Difference]: Finished difference Result 271 states and 398 transitions. [2024-11-28 03:02:03,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:03,788 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 189 [2024-11-28 03:02:03,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:03,790 INFO L225 Difference]: With dead ends: 271 [2024-11-28 03:02:03,790 INFO L226 Difference]: Without dead ends: 138 [2024-11-28 03:02:03,791 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:03,792 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 0 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:03,792 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 580 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:03,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-28 03:02:03,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-28 03:02:03,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 111 states have (on average 1.3603603603603605) internal successors, (151), 111 states have internal predecessors, (151), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:03,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 201 transitions. [2024-11-28 03:02:03,808 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 201 transitions. Word has length 189 [2024-11-28 03:02:03,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:03,812 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 201 transitions. [2024-11-28 03:02:03,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:03,812 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 201 transitions. [2024-11-28 03:02:03,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-28 03:02:03,820 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:03,820 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:03,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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 [2024-11-28 03:02:04,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:04,021 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:04,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:04,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1243217548, now seen corresponding path program 1 times [2024-11-28 03:02:04,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:04,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2145161162] [2024-11-28 03:02:04,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:04,023 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:04,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:04,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:04,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 03:02:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:04,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:02:04,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:04,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2024-11-28 03:02:05,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 03:02:05,038 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:05,039 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:05,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2145161162] [2024-11-28 03:02:05,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2145161162] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:05,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:05,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:02:05,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393569358] [2024-11-28 03:02:05,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:05,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:02:05,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:05,041 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:02:05,041 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:05,042 INFO L87 Difference]: Start difference. First operand 138 states and 201 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:02:06,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:06,323 INFO L93 Difference]: Finished difference Result 273 states and 399 transitions. [2024-11-28 03:02:06,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:02:06,324 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 189 [2024-11-28 03:02:06,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:06,326 INFO L225 Difference]: With dead ends: 273 [2024-11-28 03:02:06,326 INFO L226 Difference]: Without dead ends: 138 [2024-11-28 03:02:06,327 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:06,328 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 0 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:06,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 389 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-28 03:02:06,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-28 03:02:06,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-28 03:02:06,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 111 states have (on average 1.3513513513513513) internal successors, (150), 111 states have internal predecessors, (150), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:06,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 200 transitions. [2024-11-28 03:02:06,344 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 200 transitions. Word has length 189 [2024-11-28 03:02:06,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:06,345 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 200 transitions. [2024-11-28 03:02:06,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:02:06,345 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 200 transitions. [2024-11-28 03:02:06,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-28 03:02:06,351 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:06,351 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:06,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-28 03:02:06,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:06,552 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:06,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:06,553 INFO L85 PathProgramCache]: Analyzing trace with hash -445726194, now seen corresponding path program 1 times [2024-11-28 03:02:06,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:06,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [143048120] [2024-11-28 03:02:06,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:06,554 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:06,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:06,556 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:06,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-28 03:02:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:07,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:02:07,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:07,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2024-11-28 03:02:07,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 03:02:07,325 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:07,326 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:07,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [143048120] [2024-11-28 03:02:07,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [143048120] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:07,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:07,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:02:07,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082665547] [2024-11-28 03:02:07,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:07,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:02:07,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:07,328 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:02:07,328 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:07,329 INFO L87 Difference]: Start difference. First operand 138 states and 200 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:02:07,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:07,370 INFO L93 Difference]: Finished difference Result 273 states and 397 transitions. [2024-11-28 03:02:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:02:07,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 189 [2024-11-28 03:02:07,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:07,374 INFO L225 Difference]: With dead ends: 273 [2024-11-28 03:02:07,374 INFO L226 Difference]: Without dead ends: 138 [2024-11-28 03:02:07,375 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:07,375 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:07,376 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 389 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:07,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-28 03:02:07,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-28 03:02:07,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 111 states have (on average 1.3423423423423424) internal successors, (149), 111 states have internal predecessors, (149), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:07,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 199 transitions. [2024-11-28 03:02:07,389 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 199 transitions. Word has length 189 [2024-11-28 03:02:07,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:07,390 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 199 transitions. [2024-11-28 03:02:07,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:02:07,391 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 199 transitions. [2024-11-28 03:02:07,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-28 03:02:07,393 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:07,394 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:07,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-28 03:02:07,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:07,594 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:07,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:07,595 INFO L85 PathProgramCache]: Analyzing trace with hash -325397586, now seen corresponding path program 1 times [2024-11-28 03:02:07,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:07,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1420469050] [2024-11-28 03:02:07,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:07,596 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:07,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:07,597 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:07,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-28 03:02:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:08,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 03:02:08,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:08,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 03:02:08,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-28 03:02:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 03:02:08,527 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:08,528 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:08,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1420469050] [2024-11-28 03:02:08,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1420469050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:08,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:08,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:08,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656830812] [2024-11-28 03:02:08,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:08,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:08,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:08,530 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:08,530 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:08,531 INFO L87 Difference]: Start difference. First operand 138 states and 199 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:02:09,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:09,176 INFO L93 Difference]: Finished difference Result 410 states and 593 transitions. [2024-11-28 03:02:09,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:09,177 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 192 [2024-11-28 03:02:09,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:09,181 INFO L225 Difference]: With dead ends: 410 [2024-11-28 03:02:09,182 INFO L226 Difference]: Without dead ends: 275 [2024-11-28 03:02:09,182 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:09,183 INFO L435 NwaCegarLoop]: 215 mSDtfsCounter, 187 mSDsluCounter, 585 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 800 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:09,184 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 800 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 03:02:09,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-11-28 03:02:09,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 141. [2024-11-28 03:02:09,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 114 states have (on average 1.3333333333333333) internal successors, (152), 114 states have internal predecessors, (152), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:09,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 202 transitions. [2024-11-28 03:02:09,206 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 202 transitions. Word has length 192 [2024-11-28 03:02:09,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:09,207 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 202 transitions. [2024-11-28 03:02:09,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:02:09,208 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 202 transitions. [2024-11-28 03:02:09,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-28 03:02:09,210 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:09,210 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:09,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-28 03:02:09,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:09,411 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:09,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:09,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1913745488, now seen corresponding path program 1 times [2024-11-28 03:02:09,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:09,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2068227415] [2024-11-28 03:02:09,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:09,413 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:09,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:09,414 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:09,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-28 03:02:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:10,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 03:02:10,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:10,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2024-11-28 03:02:10,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 03:02:10,183 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:10,183 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:10,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2068227415] [2024-11-28 03:02:10,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2068227415] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:10,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:10,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:02:10,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046539867] [2024-11-28 03:02:10,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:10,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:02:10,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:10,185 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:02:10,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:10,186 INFO L87 Difference]: Start difference. First operand 141 states and 202 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:02:10,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:10,226 INFO L93 Difference]: Finished difference Result 279 states and 401 transitions. [2024-11-28 03:02:10,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:02:10,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 192 [2024-11-28 03:02:10,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:10,229 INFO L225 Difference]: With dead ends: 279 [2024-11-28 03:02:10,229 INFO L226 Difference]: Without dead ends: 141 [2024-11-28 03:02:10,230 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:10,232 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:10,234 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 387 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:10,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-28 03:02:10,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2024-11-28 03:02:10,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 114 states have (on average 1.3245614035087718) internal successors, (151), 114 states have internal predecessors, (151), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:10,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 201 transitions. [2024-11-28 03:02:10,286 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 201 transitions. Word has length 192 [2024-11-28 03:02:10,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:10,287 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 201 transitions. [2024-11-28 03:02:10,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 03:02:10,287 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 201 transitions. [2024-11-28 03:02:10,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-28 03:02:10,292 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:10,292 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:10,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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 [2024-11-28 03:02:10,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:10,493 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:10,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:10,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1655580050, now seen corresponding path program 1 times [2024-11-28 03:02:10,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:10,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2089310879] [2024-11-28 03:02:10,494 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:10,494 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:10,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:10,496 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:10,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-28 03:02:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:11,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:02:11,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:11,796 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:02:11,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-28 03:02:11,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-11-28 03:02:11,864 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:11,864 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:11,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2089310879] [2024-11-28 03:02:11,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2089310879] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:11,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:11,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:11,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191335741] [2024-11-28 03:02:11,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:11,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:11,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:11,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:11,867 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:11,867 INFO L87 Difference]: Start difference. First operand 141 states and 201 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:13,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:16,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:21,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:21,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:21,681 INFO L93 Difference]: Finished difference Result 280 states and 400 transitions. [2024-11-28 03:02:21,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:02:21,688 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 192 [2024-11-28 03:02:21,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:21,690 INFO L225 Difference]: With dead ends: 280 [2024-11-28 03:02:21,690 INFO L226 Difference]: Without dead ends: 142 [2024-11-28 03:02:21,691 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:02:21,696 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 152 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:21,696 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 618 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 9.7s Time] [2024-11-28 03:02:21,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-11-28 03:02:21,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 141. [2024-11-28 03:02:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 114 states have (on average 1.3157894736842106) internal successors, (150), 114 states have internal predecessors, (150), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 200 transitions. [2024-11-28 03:02:21,707 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 200 transitions. Word has length 192 [2024-11-28 03:02:21,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:21,708 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 200 transitions. [2024-11-28 03:02:21,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:21,708 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 200 transitions. [2024-11-28 03:02:21,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-28 03:02:21,711 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:21,711 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:21,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-28 03:02:21,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:21,912 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:21,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:21,913 INFO L85 PathProgramCache]: Analyzing trace with hash 647723122, now seen corresponding path program 1 times [2024-11-28 03:02:21,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:21,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1244458283] [2024-11-28 03:02:21,913 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:21,913 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:21,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:21,916 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:21,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-28 03:02:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:22,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 03:02:22,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:22,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 660 proven. 0 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-11-28 03:02:22,726 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:22,726 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:22,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1244458283] [2024-11-28 03:02:22,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1244458283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:22,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:22,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:22,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949397396] [2024-11-28 03:02:22,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:22,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:22,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:22,732 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:22,732 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:22,732 INFO L87 Difference]: Start difference. First operand 141 states and 200 transitions. Second operand has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 states have internal predecessors, (78), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-28 03:02:23,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:23,334 INFO L93 Difference]: Finished difference Result 283 states and 402 transitions. [2024-11-28 03:02:23,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:02:23,335 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 states have internal predecessors, (78), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) Word has length 194 [2024-11-28 03:02:23,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:23,337 INFO L225 Difference]: With dead ends: 283 [2024-11-28 03:02:23,337 INFO L226 Difference]: Without dead ends: 143 [2024-11-28 03:02:23,337 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:23,338 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 1 mSDsluCounter, 606 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 773 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:23,339 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 773 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 03:02:23,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2024-11-28 03:02:23,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 141. [2024-11-28 03:02:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 114 states have (on average 1.3070175438596492) internal successors, (149), 114 states have internal predecessors, (149), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:23,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 199 transitions. [2024-11-28 03:02:23,354 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 199 transitions. Word has length 194 [2024-11-28 03:02:23,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:23,356 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 199 transitions. [2024-11-28 03:02:23,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 states have internal predecessors, (78), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-28 03:02:23,356 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 199 transitions. [2024-11-28 03:02:23,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-28 03:02:23,359 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:23,359 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:23,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-28 03:02:23,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:23,560 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:23,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:23,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1354163148, now seen corresponding path program 1 times [2024-11-28 03:02:23,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:23,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [666872464] [2024-11-28 03:02:23,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:23,561 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:23,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:23,563 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:23,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-28 03:02:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:24,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:02:24,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:24,846 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:02:24,846 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 [2024-11-28 03:02:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-11-28 03:02:24,904 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:24,904 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:24,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [666872464] [2024-11-28 03:02:24,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [666872464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:24,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:24,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:24,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946821040] [2024-11-28 03:02:24,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:24,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:24,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:24,906 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:24,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:24,907 INFO L87 Difference]: Start difference. First operand 141 states and 199 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:26,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:30,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:35,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:35,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:35,506 INFO L93 Difference]: Finished difference Result 280 states and 396 transitions. [2024-11-28 03:02:35,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:02:35,507 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 194 [2024-11-28 03:02:35,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:35,509 INFO L225 Difference]: With dead ends: 280 [2024-11-28 03:02:35,509 INFO L226 Difference]: Without dead ends: 142 [2024-11-28 03:02:35,510 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:02:35,511 INFO L435 NwaCegarLoop]: 169 mSDtfsCounter, 142 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:35,511 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 610 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2024-11-28 03:02:35,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-11-28 03:02:35,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 141. [2024-11-28 03:02:35,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 114 states have (on average 1.2982456140350878) internal successors, (148), 114 states have internal predecessors, (148), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:35,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 198 transitions. [2024-11-28 03:02:35,522 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 198 transitions. Word has length 194 [2024-11-28 03:02:35,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:35,522 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 198 transitions. [2024-11-28 03:02:35,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:35,523 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 198 transitions. [2024-11-28 03:02:35,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 03:02:35,526 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:35,530 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:35,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-28 03:02:35,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:35,730 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:35,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:35,731 INFO L85 PathProgramCache]: Analyzing trace with hash -374582610, now seen corresponding path program 1 times [2024-11-28 03:02:35,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:35,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [201365482] [2024-11-28 03:02:35,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:35,732 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:35,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:35,734 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:35,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-28 03:02:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:36,660 INFO L256 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:02:36,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:37,401 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:02:37,401 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 175 treesize of output 67 [2024-11-28 03:02:37,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 616 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-28 03:02:37,490 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:37,490 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:37,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [201365482] [2024-11-28 03:02:37,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [201365482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:37,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:37,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:37,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049888492] [2024-11-28 03:02:37,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:37,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:37,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:37,492 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:37,492 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:37,492 INFO L87 Difference]: Start difference. First operand 141 states and 198 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:40,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:44,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:49,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:49,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:49,635 INFO L93 Difference]: Finished difference Result 279 states and 393 transitions. [2024-11-28 03:02:49,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:02:49,637 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 196 [2024-11-28 03:02:49,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:49,639 INFO L225 Difference]: With dead ends: 279 [2024-11-28 03:02:49,639 INFO L226 Difference]: Without dead ends: 141 [2024-11-28 03:02:49,639 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:02:49,640 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 134 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:49,641 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 606 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 156 Invalid, 1 Unknown, 0 Unchecked, 12.0s Time] [2024-11-28 03:02:49,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-28 03:02:49,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 139. [2024-11-28 03:02:49,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 112 states have (on average 1.2946428571428572) internal successors, (145), 112 states have internal predecessors, (145), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:02:49,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 195 transitions. [2024-11-28 03:02:49,651 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 195 transitions. Word has length 196 [2024-11-28 03:02:49,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:49,651 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 195 transitions. [2024-11-28 03:02:49,652 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:49,652 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 195 transitions. [2024-11-28 03:02:49,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-28 03:02:49,654 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:49,654 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:49,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-11-28 03:02:49,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:49,855 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:49,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:49,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1498801654, now seen corresponding path program 1 times [2024-11-28 03:02:49,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:49,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [629828758] [2024-11-28 03:02:49,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:49,857 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:49,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:49,858 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:49,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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 [2024-11-28 03:02:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:50,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:02:50,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:51,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2024-11-28 03:02:51,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2024-11-28 03:02:51,499 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:51,499 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:51,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [629828758] [2024-11-28 03:02:51,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [629828758] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:51,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:51,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:51,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527068772] [2024-11-28 03:02:51,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:51,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:51,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:51,500 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:51,500 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:51,501 INFO L87 Difference]: Start difference. First operand 139 states and 195 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:53,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:57,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:59,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:03:01,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:03:04,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:03:04,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:04,907 INFO L93 Difference]: Finished difference Result 276 states and 388 transitions. [2024-11-28 03:03:04,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:03:04,925 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 198 [2024-11-28 03:03:04,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:04,927 INFO L225 Difference]: With dead ends: 276 [2024-11-28 03:03:04,927 INFO L226 Difference]: Without dead ends: 140 [2024-11-28 03:03:04,928 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:03:04,928 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 124 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:04,929 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 606 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 13.3s Time] [2024-11-28 03:03:04,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-28 03:03:04,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 139. [2024-11-28 03:03:04,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 112 states have (on average 1.2857142857142858) internal successors, (144), 112 states have internal predecessors, (144), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:03:04,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 194 transitions. [2024-11-28 03:03:04,939 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 194 transitions. Word has length 198 [2024-11-28 03:03:04,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:04,940 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 194 transitions. [2024-11-28 03:03:04,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:03:04,941 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 194 transitions. [2024-11-28 03:03:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-28 03:03:04,943 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:04,944 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:04,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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)] Ended with exit code 0 [2024-11-28 03:03:05,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:03:05,144 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:03:05,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:05,145 INFO L85 PathProgramCache]: Analyzing trace with hash -356224528, now seen corresponding path program 1 times [2024-11-28 03:03:05,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:03:05,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [173549206] [2024-11-28 03:03:05,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:05,146 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:03:05,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:03:05,151 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:03:05,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aec15d0e-dbbb-4bde-91b7-19e330e6a3cc/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